FreeCalypso > hg > tcs211-c139
annotate chipsetsw/drivers/drv_app/ffs/board/win32/getopt.c @ 0:509db1a7b7b8
initial import: leo2moko-r1
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Mon, 01 Jun 2015 03:24:05 +0000 |
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rev | line source |
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1 /* Getopt for GNU. |
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2 NOTE: getopt is now part of the C library, so if you don't know what |
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3 "Keep this file name-space clean" means, talk to drepper@gnu.org |
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4 before changing it! |
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5 |
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6 Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98 |
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7 Free Software Foundation, Inc. |
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8 |
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9 NOTE: The canonical source of this file is maintained with the GNU C Library. |
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10 Bugs can be reported to bug-glibc@gnu.org. |
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11 |
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12 This program is free software; you can redistribute it and/or modify it |
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13 under the terms of the GNU General Public License as published by the |
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14 Free Software Foundation; either version 2, or (at your option) any |
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15 later version. |
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16 |
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17 This program is distributed in the hope that it will be useful, |
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18 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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20 GNU General Public License for more details. |
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21 |
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22 You should have received a copy of the GNU General Public License |
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23 along with this program; if not, write to the Free Software |
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24 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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25 USA. */ |
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26 |
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27 /* This tells Alpha OSF/1 not to define a getopt prototype in <stdio.h>. |
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28 Ditto for AIX 3.2 and <stdlib.h>. */ |
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29 #ifndef _NO_PROTO |
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30 # define _NO_PROTO |
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31 #endif |
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32 |
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33 #ifdef HAVE_CONFIG_H |
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34 # include <config.h> |
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35 #endif |
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36 |
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37 #if !defined __STDC__ || !__STDC__ |
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38 /* This is a separate conditional since some stdc systems |
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39 reject `defined (const)'. */ |
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40 # ifndef const |
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41 # define const |
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42 # endif |
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43 #endif |
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44 |
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45 #include <stdio.h> |
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46 |
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47 /* Comment out all this code if we are using the GNU C Library, and are not |
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48 actually compiling the library itself. This code is part of the GNU C |
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49 Library, but also included in many other GNU distributions. Compiling |
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50 and linking in this code is a waste when using the GNU C library |
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51 (especially if it is a shared library). Rather than having every GNU |
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52 program understand `configure --with-gnu-libc' and omit the object files, |
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53 it is simpler to just do this in the source for each such file. */ |
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54 |
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55 #define GETOPT_INTERFACE_VERSION 2 |
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56 #if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2 |
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57 # include <gnu-versions.h> |
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58 # if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION |
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59 # define ELIDE_CODE |
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60 # endif |
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61 #endif |
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62 |
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63 #ifndef ELIDE_CODE |
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64 |
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65 |
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66 /* This needs to come after some library #include |
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67 to get __GNU_LIBRARY__ defined. */ |
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68 #ifdef __GNU_LIBRARY__ |
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69 /* Don't include stdlib.h for non-GNU C libraries because some of them |
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70 contain conflicting prototypes for getopt. */ |
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71 # include <stdlib.h> |
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72 # include <unistd.h> |
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73 #endif /* GNU C library. */ |
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74 |
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75 #ifdef VMS |
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76 # include <unixlib.h> |
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77 # if HAVE_STRING_H - 0 |
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78 # include "string.h" |
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79 # endif |
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80 #endif |
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81 |
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82 #ifndef _ |
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83 /* This is for other GNU distributions with internationalized messages. |
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84 When compiling libc, the _ macro is predefined. */ |
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85 # ifdef HAVE_LIBINTL_H |
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86 # include <libintl.h> |
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87 # define _(msgid) gettext (msgid) |
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88 # else |
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89 # define _(msgid) (msgid) |
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90 # endif |
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91 #endif |
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92 |
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93 /* This version of `getopt' appears to the caller like standard Unix `getopt' |
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94 but it behaves differently for the user, since it allows the user |
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95 to intersperse the options with the other arguments. |
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96 |
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97 As `getopt' works, it permutes the elements of ARGV so that, |
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98 when it is done, all the options precede everything else. Thus |
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99 all application programs are extended to handle flexible argument order. |
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100 |
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101 Setting the environment variable POSIXLY_CORRECT disables permutation. |
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102 Then the behavior is completely standard. |
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103 |
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104 GNU application programs can use a third alternative mode in which |
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105 they can distinguish the relative order of options and other arguments. */ |
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106 |
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107 #include "getopt.h" |
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108 |
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109 /* For communication from `getopt' to the caller. |
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110 When `getopt' finds an option that takes an argument, |
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111 the argument value is returned here. |
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112 Also, when `ordering' is RETURN_IN_ORDER, |
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113 each non-option ARGV-element is returned here. */ |
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114 |
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115 char *optarg = NULL; |
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116 |
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117 /* Index in ARGV of the next element to be scanned. |
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118 This is used for communication to and from the caller |
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119 and for communication between successive calls to `getopt'. |
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120 |
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121 On entry to `getopt', zero means this is the first call; initialize. |
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122 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
123 When `getopt' returns -1, this is the index of the first of the |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
124 non-option elements that the caller should itself scan. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
125 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
126 Otherwise, `optind' communicates from one call to the next |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
127 how much of ARGV has been scanned so far. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
128 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
129 /* 1003.2 says this must be 1 before any call. */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
130 int optind = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
131 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
132 /* Formerly, initialization of getopt depended on optind==0, which |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
133 causes problems with re-calling getopt as programs generally don't |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
134 know that. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
135 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
136 int __getopt_initialized = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
137 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
138 /* The next char to be scanned in the option-element |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
139 in which the last option character we returned was found. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
140 This allows us to pick up the scan where we left off. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
141 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
142 If this is zero, or a null string, it means resume the scan |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
143 by advancing to the next ARGV-element. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
144 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
145 static char *nextchar; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
146 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
147 /* Callers store zero here to inhibit the error message |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
148 for unrecognized options. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
149 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
150 int opterr = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
151 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
152 /* Set to an option character which was unrecognized. |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
153 This must be initialized on some systems to avoid linking in the |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
154 system's own getopt implementation. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
155 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
156 int optopt = '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
157 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
158 /* Describe how to deal with options that follow non-option ARGV-elements. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
159 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
160 If the caller did not specify anything, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
161 the default is REQUIRE_ORDER if the environment variable |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
162 POSIXLY_CORRECT is defined, PERMUTE otherwise. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
163 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
164 REQUIRE_ORDER means don't recognize them as options; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
165 stop option processing when the first non-option is seen. |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
166 This is what Unix does. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
167 This mode of operation is selected by either setting the environment |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
168 variable POSIXLY_CORRECT, or using `+' as the first character |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
169 of the list of option characters. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
170 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
171 PERMUTE is the default. We permute the contents of ARGV as we scan, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
172 so that eventually all the non-options are at the end. This allows options |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
173 to be given in any order, even with programs that were not written to |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
174 expect this. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
175 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
176 RETURN_IN_ORDER is an option available to programs that were written |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
177 to expect options and other ARGV-elements in any order and that care about |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
178 the ordering of the two. We describe each non-option ARGV-element |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
179 as if it were the argument of an option with character code 1. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
180 Using `-' as the first character of the list of option characters |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
181 selects this mode of operation. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
182 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
183 The special argument `--' forces an end of option-scanning regardless |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
184 of the value of `ordering'. In the case of RETURN_IN_ORDER, only |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
185 `--' can cause `getopt' to return -1 with `optind' != ARGC. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
186 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
187 static enum |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
188 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
189 REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
190 } ordering; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
191 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
192 /* Value of POSIXLY_CORRECT environment variable. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
193 static char *posixly_correct; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
194 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
195 #ifdef __GNU_LIBRARY__ |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
196 /* We want to avoid inclusion of string.h with non-GNU libraries |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
197 because there are many ways it can cause trouble. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
198 On some systems, it contains special magic macros that don't work |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
199 in GCC. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
200 # include "string.h" |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
201 # define my_index strchr |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
202 #else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
203 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
204 # if HAVE_STRING_H |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
205 # include <string.h> |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
206 # else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
207 # include "strings.h" |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
208 # endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
209 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
210 /* Avoid depending on library functions or files |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
211 whose names are inconsistent. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
212 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
213 #ifndef getenv |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
214 extern char *getenv (); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
215 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
216 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
217 static char * |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
218 my_index (str, chr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
219 const char *str; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
220 int chr; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
221 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
222 while (*str) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
223 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
224 if (*str == chr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
225 return (char *) str; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
226 str++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
227 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
228 return 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
229 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
230 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
231 /* If using GCC, we can safely declare strlen this way. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
232 If not using GCC, it is ok not to declare it. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
233 #ifdef __GNUC__ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
234 /* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
235 That was relevant to code that was here before. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
236 # if (!defined __STDC__ || !__STDC__) && !defined strlen |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
237 /* gcc with -traditional declares the built-in strlen to return int, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
238 and has done so at least since version 2.4.5. -- rms. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
239 extern int strlen (const char *); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
240 # endif /* not __STDC__ */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
241 #endif /* __GNUC__ */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
242 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
243 #endif /* not __GNU_LIBRARY__ */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
244 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
245 /* Handle permutation of arguments. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
246 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
247 /* Describe the part of ARGV that contains non-options that have |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
248 been skipped. `first_nonopt' is the index in ARGV of the first of them; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
249 `last_nonopt' is the index after the last of them. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
250 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
251 static int first_nonopt; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
252 static int last_nonopt; |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
253 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
254 #ifdef _LIBC |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
255 /* Bash 2.0 gives us an environment variable containing flags |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
256 indicating ARGV elements that should not be considered arguments. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
257 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
258 /* Defined in getopt_init.c */ |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
259 extern char *__getopt_nonoption_flags; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
260 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
261 static int nonoption_flags_max_len; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
262 static int nonoption_flags_len; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
263 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
264 static int original_argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
265 static char *const *original_argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
266 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
267 /* Make sure the environment variable bash 2.0 puts in the environment |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
268 is valid for the getopt call we must make sure that the ARGV passed |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
269 to getopt is that one passed to the process. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
270 static void |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
271 __attribute__ ((unused)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
272 store_args_and_env (int argc, char *const *argv) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
273 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
274 /* XXX This is no good solution. We should rather copy the args so |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
275 that we can compare them later. But we must not use malloc(3). */ |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
276 original_argc = argc; |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
277 original_argv = argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
278 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
279 # ifdef text_set_element |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
280 text_set_element (__libc_subinit, store_args_and_env); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
281 # endif /* text_set_element */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
282 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
283 # define SWAP_FLAGS(ch1, ch2) \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
284 if (nonoption_flags_len > 0) \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
285 { \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
286 char __tmp = __getopt_nonoption_flags[ch1]; \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
287 __getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \ |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
288 __getopt_nonoption_flags[ch2] = __tmp; \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
289 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
290 #else /* !_LIBC */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
291 # define SWAP_FLAGS(ch1, ch2) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
292 #endif /* _LIBC */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
293 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
294 /* Exchange two adjacent subsequences of ARGV. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
295 One subsequence is elements [first_nonopt,last_nonopt) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
296 which contains all the non-options that have been skipped so far. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
297 The other is elements [last_nonopt,optind), which contains all |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
298 the options processed since those non-options were skipped. |
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initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
299 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
300 `first_nonopt' and `last_nonopt' are relocated so that they describe |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
301 the new indices of the non-options in ARGV after they are moved. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
302 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
303 #if defined __STDC__ && __STDC__ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
304 static void exchange (char **); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
305 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
306 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
307 static void |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
308 exchange (argv) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
309 char **argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
310 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
311 int bottom = first_nonopt; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
312 int middle = last_nonopt; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
313 int top = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
314 char *tem; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
315 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
316 /* Exchange the shorter segment with the far end of the longer segment. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
317 That puts the shorter segment into the right place. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
318 It leaves the longer segment in the right place overall, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
319 but it consists of two parts that need to be swapped next. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
320 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
321 #ifdef _LIBC |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
322 /* First make sure the handling of the `__getopt_nonoption_flags' |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
323 string can work normally. Our top argument must be in the range |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
324 of the string. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
325 if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
326 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
327 /* We must extend the array. The user plays games with us and |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
328 presents new arguments. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
329 char *new_str = malloc (top + 1); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
330 if (new_str == NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
331 nonoption_flags_len = nonoption_flags_max_len = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
332 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
333 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
334 memset (__mempcpy (new_str, __getopt_nonoption_flags, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
335 nonoption_flags_max_len), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
336 '\0', top + 1 - nonoption_flags_max_len); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
337 nonoption_flags_max_len = top + 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
338 __getopt_nonoption_flags = new_str; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
339 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
340 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
341 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
342 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
343 while (top > middle && middle > bottom) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
344 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
345 if (top - middle > middle - bottom) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
346 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
347 /* Bottom segment is the short one. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
348 int len = middle - bottom; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
349 register int i; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
350 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
351 /* Swap it with the top part of the top segment. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
352 for (i = 0; i < len; i++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
353 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
354 tem = argv[bottom + i]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
355 argv[bottom + i] = argv[top - (middle - bottom) + i]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
356 argv[top - (middle - bottom) + i] = tem; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
357 SWAP_FLAGS (bottom + i, top - (middle - bottom) + i); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
358 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
359 /* Exclude the moved bottom segment from further swapping. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
360 top -= len; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
361 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
362 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
363 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
364 /* Top segment is the short one. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
365 int len = top - middle; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
366 register int i; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
367 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
368 /* Swap it with the bottom part of the bottom segment. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
369 for (i = 0; i < len; i++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
370 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
371 tem = argv[bottom + i]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
372 argv[bottom + i] = argv[middle + i]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
373 argv[middle + i] = tem; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
374 SWAP_FLAGS (bottom + i, middle + i); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
375 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
376 /* Exclude the moved top segment from further swapping. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
377 bottom += len; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
378 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
379 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
380 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
381 /* Update records for the slots the non-options now occupy. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
382 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
383 first_nonopt += (optind - last_nonopt); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
384 last_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
385 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
386 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
387 /* Initialize the internal data when the first call is made. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
388 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
389 #if defined __STDC__ && __STDC__ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
390 static const char *_getopt_initialize (int, char *const *, const char *); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
391 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
392 static const char * |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
393 _getopt_initialize (argc, argv, optstring) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
394 int argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
395 char *const *argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
396 const char *optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
397 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
398 /* Start processing options with ARGV-element 1 (since ARGV-element 0 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
399 is the program name); the sequence of previously skipped |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
400 non-option ARGV-elements is empty. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
401 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
402 first_nonopt = last_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
403 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
404 nextchar = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
405 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
406 posixly_correct = getenv ("POSIXLY_CORRECT"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
407 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
408 /* Determine how to handle the ordering of options and nonoptions. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
409 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
410 if (optstring[0] == '-') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
411 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
412 ordering = RETURN_IN_ORDER; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
413 ++optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
414 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
415 else if (optstring[0] == '+') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
416 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
417 ordering = REQUIRE_ORDER; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
418 ++optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
419 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
420 else if (posixly_correct != NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
421 ordering = REQUIRE_ORDER; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
422 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
423 ordering = PERMUTE; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
424 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
425 #ifdef _LIBC |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
426 if (posixly_correct == NULL |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
427 && argc == original_argc && argv == original_argv) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
428 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
429 if (nonoption_flags_max_len == 0) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
430 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
431 if (__getopt_nonoption_flags == NULL |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
432 || __getopt_nonoption_flags[0] == '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
433 nonoption_flags_max_len = -1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
434 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
435 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
436 const char *orig_str = __getopt_nonoption_flags; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
437 int len = nonoption_flags_max_len = strlen (orig_str); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
438 if (nonoption_flags_max_len < argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
439 nonoption_flags_max_len = argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
440 __getopt_nonoption_flags = |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
441 (char *) malloc (nonoption_flags_max_len); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
442 if (__getopt_nonoption_flags == NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
443 nonoption_flags_max_len = -1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
444 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
445 memset (__mempcpy (__getopt_nonoption_flags, orig_str, len), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
446 '\0', nonoption_flags_max_len - len); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
447 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
448 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
449 nonoption_flags_len = nonoption_flags_max_len; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
450 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
451 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
452 nonoption_flags_len = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
453 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
454 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
455 return optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
456 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
457 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
458 /* Scan elements of ARGV (whose length is ARGC) for option characters |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
459 given in OPTSTRING. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
460 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
461 If an element of ARGV starts with '-', and is not exactly "-" or "--", |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
462 then it is an option element. The characters of this element |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
463 (aside from the initial '-') are option characters. If `getopt' |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
464 is called repeatedly, it returns successively each of the option characters |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
465 from each of the option elements. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
466 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
467 If `getopt' finds another option character, it returns that character, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
468 updating `optind' and `nextchar' so that the next call to `getopt' can |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
469 resume the scan with the following option character or ARGV-element. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
470 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
471 If there are no more option characters, `getopt' returns -1. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
472 Then `optind' is the index in ARGV of the first ARGV-element |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
473 that is not an option. (The ARGV-elements have been permuted |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
474 so that those that are not options now come last.) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
475 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
476 OPTSTRING is a string containing the legitimate option characters. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
477 If an option character is seen that is not listed in OPTSTRING, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
478 return '?' after printing an error message. If you set `opterr' to |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
479 zero, the error message is suppressed but we still return '?'. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
480 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
481 If a char in OPTSTRING is followed by a colon, that means it wants an arg, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
482 so the following text in the same ARGV-element, or the text of the following |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
483 ARGV-element, is returned in `optarg'. Two colons mean an option that |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
484 wants an optional arg; if there is text in the current ARGV-element, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
485 it is returned in `optarg', otherwise `optarg' is set to zero. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
486 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
487 If OPTSTRING starts with `-' or `+', it requests different methods of |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
488 handling the non-option ARGV-elements. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
489 See the comments about RETURN_IN_ORDER and REQUIRE_ORDER, above. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
490 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
491 Long-named options begin with `--' instead of `-'. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
492 Their names may be abbreviated as long as the abbreviation is unique |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
493 or is an exact match for some defined option. If they have an |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
494 argument, it follows the option name in the same ARGV-element, separated |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
495 from the option name by a `=', or else the in next ARGV-element. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
496 When `getopt' finds a long-named option, it returns 0 if that option's |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
497 `flag' field is nonzero, the value of the option's `val' field |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
498 if the `flag' field is zero. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
499 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
500 The elements of ARGV aren't really const, because we permute them. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
501 But we pretend they're const in the prototype to be compatible |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
502 with other systems. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
503 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
504 LONGOPTS is a vector of `struct option' terminated by an |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
505 element containing a name which is zero. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
506 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
507 LONGIND returns the index in LONGOPT of the long-named option found. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
508 It is only valid when a long-named option has been found by the most |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
509 recent call. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
510 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
511 If LONG_ONLY is nonzero, '-' as well as '--' can introduce |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
512 long-named options. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
513 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
514 int |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
515 _getopt_internal (argc, argv, optstring, longopts, longind, long_only) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
516 int argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
517 char *const *argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
518 const char *optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
519 const struct option *longopts; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
520 int *longind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
521 int long_only; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
522 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
523 optarg = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
524 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
525 if (optind == 0 || !__getopt_initialized) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
526 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
527 if (optind == 0) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
528 optind = 1; /* Don't scan ARGV[0], the program name. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
529 optstring = _getopt_initialize (argc, argv, optstring); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
530 __getopt_initialized = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
531 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
532 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
533 /* Test whether ARGV[optind] points to a non-option argument. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
534 Either it does not have option syntax, or there is an environment flag |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
535 from the shell indicating it is not an option. The later information |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
536 is only used when the used in the GNU libc. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
537 #ifdef _LIBC |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
538 # define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
539 || (optind < nonoption_flags_len \ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
540 && __getopt_nonoption_flags[optind] == '1')) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
541 #else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
542 # define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
543 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
544 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
545 if (nextchar == NULL || *nextchar == '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
546 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
547 /* Advance to the next ARGV-element. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
548 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
549 /* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
550 moved back by the user (who may also have changed the arguments). */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
551 if (last_nonopt > optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
552 last_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
553 if (first_nonopt > optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
554 first_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
555 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
556 if (ordering == PERMUTE) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
557 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
558 /* If we have just processed some options following some non-options, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
559 exchange them so that the options come first. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
560 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
561 if (first_nonopt != last_nonopt && last_nonopt != optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
562 exchange ((char **) argv); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
563 else if (last_nonopt != optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
564 first_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
565 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
566 /* Skip any additional non-options |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
567 and extend the range of non-options previously skipped. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
568 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
569 while (optind < argc && NONOPTION_P) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
570 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
571 last_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
572 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
573 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
574 /* The special ARGV-element `--' means premature end of options. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
575 Skip it like a null option, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
576 then exchange with previous non-options as if it were an option, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
577 then skip everything else like a non-option. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
578 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
579 if (optind != argc && !strcmp (argv[optind], "--")) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
580 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
581 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
582 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
583 if (first_nonopt != last_nonopt && last_nonopt != optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
584 exchange ((char **) argv); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
585 else if (first_nonopt == last_nonopt) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
586 first_nonopt = optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
587 last_nonopt = argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
588 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
589 optind = argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
590 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
591 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
592 /* If we have done all the ARGV-elements, stop the scan |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
593 and back over any non-options that we skipped and permuted. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
594 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
595 if (optind == argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
596 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
597 /* Set the next-arg-index to point at the non-options |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
598 that we previously skipped, so the caller will digest them. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
599 if (first_nonopt != last_nonopt) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
600 optind = first_nonopt; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
601 return -1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
602 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
603 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
604 /* If we have come to a non-option and did not permute it, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
605 either stop the scan or describe it to the caller and pass it by. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
606 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
607 if (NONOPTION_P) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
608 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
609 if (ordering == REQUIRE_ORDER) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
610 return -1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
611 optarg = argv[optind++]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
612 return 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
613 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
614 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
615 /* We have found another option-ARGV-element. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
616 Skip the initial punctuation. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
617 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
618 nextchar = (argv[optind] + 1 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
619 + (longopts != NULL && argv[optind][1] == '-')); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
620 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
621 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
622 /* Decode the current option-ARGV-element. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
623 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
624 /* Check whether the ARGV-element is a long option. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
625 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
626 If long_only and the ARGV-element has the form "-f", where f is |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
627 a valid short option, don't consider it an abbreviated form of |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
628 a long option that starts with f. Otherwise there would be no |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
629 way to give the -f short option. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
630 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
631 On the other hand, if there's a long option "fubar" and |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
632 the ARGV-element is "-fu", do consider that an abbreviation of |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
633 the long option, just like "--fu", and not "-f" with arg "u". |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
634 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
635 This distinction seems to be the most useful approach. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
636 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
637 if (longopts != NULL |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
638 && (argv[optind][1] == '-' |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
639 || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1]))))) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
640 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
641 char *nameend; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
642 const struct option *p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
643 const struct option *pfound = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
644 int exact = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
645 int ambig = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
646 int indfound = -1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
647 int option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
648 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
649 for (nameend = nextchar; *nameend && *nameend != '='; nameend++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
650 /* Do nothing. */ ; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
651 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
652 /* Test all long options for either exact match |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
653 or abbreviated matches. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
654 for (p = longopts, option_index = 0; p->name; p++, option_index++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
655 if (!strncmp (p->name, nextchar, nameend - nextchar)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
656 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
657 if ((unsigned int) (nameend - nextchar) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
658 == (unsigned int) strlen (p->name)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
659 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
660 /* Exact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
661 pfound = p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
662 indfound = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
663 exact = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
664 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
665 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
666 else if (pfound == NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
667 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
668 /* First nonexact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
669 pfound = p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
670 indfound = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
671 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
672 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
673 /* Second or later nonexact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
674 ambig = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
675 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
676 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
677 if (ambig && !exact) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
678 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
679 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
680 fprintf (stderr, _("%s: option `%s' is ambiguous\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
681 argv[0], argv[optind]); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
682 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
683 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
684 optopt = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
685 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
686 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
687 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
688 if (pfound != NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
689 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
690 option_index = indfound; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
691 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
692 if (*nameend) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
693 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
694 /* Don't test has_arg with >, because some C compilers don't |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
695 allow it to be used on enums. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
696 if (pfound->has_arg) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
697 optarg = nameend + 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
698 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
699 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
700 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
701 if (argv[optind - 1][1] == '-') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
702 /* --option */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
703 fprintf (stderr, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
704 _("%s: option `--%s' doesn't allow an argument\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
705 argv[0], pfound->name); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
706 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
707 /* +option or -option */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
708 fprintf (stderr, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
709 _("%s: option `%c%s' doesn't allow an argument\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
710 argv[0], argv[optind - 1][0], pfound->name); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
711 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
712 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
713 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
714 optopt = pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
715 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
716 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
717 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
718 else if (pfound->has_arg == 1) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
719 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
720 if (optind < argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
721 optarg = argv[optind++]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
722 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
723 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
724 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
725 fprintf (stderr, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
726 _("%s: option `%s' requires an argument\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
727 argv[0], argv[optind - 1]); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
728 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
729 optopt = pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
730 return optstring[0] == ':' ? ':' : '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
731 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
732 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
733 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
734 if (longind != NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
735 *longind = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
736 if (pfound->flag) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
737 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
738 *(pfound->flag) = pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
739 return 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
740 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
741 return pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
742 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
743 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
744 /* Can't find it as a long option. If this is not getopt_long_only, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
745 or the option starts with '--' or is not a valid short |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
746 option, then it's an error. |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
747 Otherwise interpret it as a short option. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
748 if (!long_only || argv[optind][1] == '-' |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
749 || my_index (optstring, *nextchar) == NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
750 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
751 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
752 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
753 if (argv[optind][1] == '-') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
754 /* --option */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
755 fprintf (stderr, _("%s: unrecognized option `--%s'\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
756 argv[0], nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
757 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
758 /* +option or -option */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
759 fprintf (stderr, _("%s: unrecognized option `%c%s'\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
760 argv[0], argv[optind][0], nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
761 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
762 nextchar = (char *) ""; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
763 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
764 optopt = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
765 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
766 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
767 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
768 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
769 /* Look at and handle the next short option-character. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
770 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
771 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
772 char c = *nextchar++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
773 char *temp = my_index (optstring, c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
774 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
775 /* Increment `optind' when we start to process its last character. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
776 if (*nextchar == '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
777 ++optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
778 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
779 if (temp == NULL || c == ':') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
780 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
781 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
782 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
783 if (posixly_correct) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
784 /* 1003.2 specifies the format of this message. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
785 fprintf (stderr, _("%s: illegal option -- %c\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
786 argv[0], c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
787 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
788 fprintf (stderr, _("%s: invalid option -- %c\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
789 argv[0], c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
790 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
791 optopt = c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
792 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
793 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
794 /* Convenience. Treat POSIX -W foo same as long option --foo */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
795 if (temp[0] == 'W' && temp[1] == ';') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
796 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
797 char *nameend; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
798 const struct option *p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
799 const struct option *pfound = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
800 int exact = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
801 int ambig = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
802 int indfound = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
803 int option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
804 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
805 /* This is an option that requires an argument. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
806 if (*nextchar != '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
807 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
808 optarg = nextchar; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
809 /* If we end this ARGV-element by taking the rest as an arg, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
810 we must advance to the next element now. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
811 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
812 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
813 else if (optind == argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
814 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
815 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
816 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
817 /* 1003.2 specifies the format of this message. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
818 fprintf (stderr, _("%s: option requires an argument -- %c\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
819 argv[0], c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
820 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
821 optopt = c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
822 if (optstring[0] == ':') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
823 c = ':'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
824 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
825 c = '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
826 return c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
827 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
828 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
829 /* We already incremented `optind' once; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
830 increment it again when taking next ARGV-elt as argument. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
831 optarg = argv[optind++]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
832 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
833 /* optarg is now the argument, see if it's in the |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
834 table of longopts. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
835 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
836 for (nextchar = nameend = optarg; *nameend && *nameend != '='; nameend++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
837 /* Do nothing. */ ; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
838 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
839 /* Test all long options for either exact match |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
840 or abbreviated matches. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
841 for (p = longopts, option_index = 0; p->name; p++, option_index++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
842 if (!strncmp (p->name, nextchar, nameend - nextchar)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
843 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
844 if ((unsigned int) (nameend - nextchar) == strlen (p->name)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
845 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
846 /* Exact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
847 pfound = p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
848 indfound = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
849 exact = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
850 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
851 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
852 else if (pfound == NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
853 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
854 /* First nonexact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
855 pfound = p; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
856 indfound = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
857 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
858 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
859 /* Second or later nonexact match found. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
860 ambig = 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
861 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
862 if (ambig && !exact) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
863 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
864 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
865 fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
866 argv[0], argv[optind]); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
867 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
868 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
869 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
870 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
871 if (pfound != NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
872 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
873 option_index = indfound; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
874 if (*nameend) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
875 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
876 /* Don't test has_arg with >, because some C compilers don't |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
877 allow it to be used on enums. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
878 if (pfound->has_arg) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
879 optarg = nameend + 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
880 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
881 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
882 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
883 fprintf (stderr, _("\ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
884 %s: option `-W %s' doesn't allow an argument\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
885 argv[0], pfound->name); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
886 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
887 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
888 return '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
889 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
890 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
891 else if (pfound->has_arg == 1) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
892 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
893 if (optind < argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
894 optarg = argv[optind++]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
895 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
896 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
897 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
898 fprintf (stderr, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
899 _("%s: option `%s' requires an argument\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
900 argv[0], argv[optind - 1]); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
901 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
902 return optstring[0] == ':' ? ':' : '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
903 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
904 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
905 nextchar += strlen (nextchar); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
906 if (longind != NULL) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
907 *longind = option_index; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
908 if (pfound->flag) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
909 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
910 *(pfound->flag) = pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
911 return 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
912 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
913 return pfound->val; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
914 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
915 nextchar = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
916 return 'W'; /* Let the application handle it. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
917 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
918 if (temp[1] == ':') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
919 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
920 if (temp[2] == ':') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
921 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
922 /* This is an option that accepts an argument optionally. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
923 if (*nextchar != '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
924 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
925 optarg = nextchar; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
926 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
927 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
928 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
929 optarg = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
930 nextchar = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
931 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
932 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
933 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
934 /* This is an option that requires an argument. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
935 if (*nextchar != '\0') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
936 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
937 optarg = nextchar; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
938 /* If we end this ARGV-element by taking the rest as an arg, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
939 we must advance to the next element now. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
940 optind++; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
941 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
942 else if (optind == argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
943 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
944 if (opterr) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
945 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
946 /* 1003.2 specifies the format of this message. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
947 fprintf (stderr, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
948 _("%s: option requires an argument -- %c\n"), |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
949 argv[0], c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
950 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
951 optopt = c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
952 if (optstring[0] == ':') |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
953 c = ':'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
954 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
955 c = '?'; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
956 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
957 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
958 /* We already incremented `optind' once; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
959 increment it again when taking next ARGV-elt as argument. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
960 optarg = argv[optind++]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
961 nextchar = NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
962 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
963 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
964 return c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
965 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
966 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
967 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
968 int |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
969 getopt (argc, argv, optstring) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
970 int argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
971 char *const *argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
972 const char *optstring; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
973 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
974 return _getopt_internal (argc, argv, optstring, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
975 (const struct option *) 0, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
976 (int *) 0, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
977 0); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
978 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
979 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
980 #endif /* Not ELIDE_CODE. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
981 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
982 #ifdef TEST |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
983 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
984 /* Compile with -DTEST to make an executable for use in testing |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
985 the above definition of `getopt'. */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
986 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
987 int |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
988 main (argc, argv) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
989 int argc; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
990 char **argv; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
991 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
992 int c; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
993 int digit_optind = 0; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
994 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
995 while (1) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
996 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
997 int this_option_optind = optind ? optind : 1; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
998 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
999 c = getopt (argc, argv, "abc:d:0123456789"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1000 if (c == -1) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1001 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1002 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1003 switch (c) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1004 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1005 case '0': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1006 case '1': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1007 case '2': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1008 case '3': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1009 case '4': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1010 case '5': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1011 case '6': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1012 case '7': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1013 case '8': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1014 case '9': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1015 if (digit_optind != 0 && digit_optind != this_option_optind) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1016 printf ("digits occur in two different argv-elements.\n"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1017 digit_optind = this_option_optind; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1018 printf ("option %c\n", c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1019 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1020 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1021 case 'a': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1022 printf ("option a\n"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1023 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1024 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1025 case 'b': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1026 printf ("option b\n"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1027 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1028 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1029 case 'c': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1030 printf ("option c with value `%s'\n", optarg); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1031 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1032 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1033 case '?': |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1034 break; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1035 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1036 default: |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1037 printf ("?? getopt returned character code 0%o ??\n", c); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1038 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1039 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1040 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1041 if (optind < argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1042 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1043 printf ("non-option ARGV-elements: "); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1044 while (optind < argc) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1045 printf ("%s ", argv[optind++]); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1046 printf ("\n"); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1047 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1048 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1049 exit (0); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1050 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1051 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
1052 #endif /* TEST */ |