FreeCalypso > hg > freecalypso-tools
annotate rvinterf/tmsh/usercmd.c @ 103:40dea2dbc7e6
target-utils: helloapp converted to our own libc
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 01 Nov 2016 00:24:23 +0000 |
parents | 27c41e4b21ae |
children | 2825d79bb151 |
rev | line source |
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1 /* |
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2 * This module implements fc-tmsh user command dispatch. |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <ctype.h> |
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7 #include <stdio.h> |
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8 #include <string.h> |
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9 #include <strings.h> |
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10 #include <stdlib.h> |
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11 #include "exitcodes.h" |
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12 |
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13 extern char usercmd[]; |
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14 |
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15 extern int cmd_abbr(); |
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16 extern int cmd_abbw(); |
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17 extern int cmd_audio(); |
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18 extern int cmd_check_ffs1(); |
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19 extern int cmd_dieid(); |
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20 extern int cmd_ffs2(); |
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21 extern int cmd_omr(); |
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22 extern int cmd_ping(); |
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23 extern int cmd_r8(); |
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24 extern int cmd_r16(); |
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25 extern int cmd_r32(); |
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26 extern int cmd_tgtreset(); |
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27 extern int cmd_tmpkt(); |
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28 extern int cmd_version(); |
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29 extern int cmd_w8(); |
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30 extern int cmd_w16(); |
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31 extern int cmd_w32(); |
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32 |
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33 cmd_exit() |
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34 { |
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35 tty_cleanup(); |
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36 exit(0); |
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37 } |
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38 |
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39 static struct cmdtab { |
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40 char *cmd; |
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41 int minargs; |
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42 int maxargs; |
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43 int (*func)(); |
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44 } cmdtab[] = { |
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45 {"abbr", 2, 2, cmd_abbr}, |
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46 {"abbw", 3, 3, cmd_abbw}, |
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47 {"audio", 2, 2, cmd_audio}, |
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48 {"check-ffs1", 0, 0, cmd_check_ffs1}, |
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49 {"dieid", 0, 0, cmd_dieid}, |
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50 {"etmpkt", 1, 253, cmd_tmpkt}, |
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51 {"exit", 0, 0, cmd_exit}, |
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52 {"ffs2", 1, 3, cmd_ffs2}, |
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53 {"omr", 2, 2, cmd_omr}, |
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54 {"ping", 0, 2, cmd_ping}, |
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55 {"quit", 0, 0, cmd_exit}, |
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56 {"r8", 1, 2, cmd_r8}, |
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57 {"r16", 1, 2, cmd_r16}, |
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58 {"r32", 1, 2, cmd_r32}, |
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59 {"tgtreset", 0, 0, cmd_tgtreset}, |
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60 {"tmpkt", 1, 253, cmd_tmpkt}, |
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61 {"version", 1, 1, cmd_version}, |
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62 {"w8", 2, 246, cmd_w8}, |
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63 {"w16", 2, 123, cmd_w16}, |
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64 {"w32", 2, 62, cmd_w32}, |
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65 {0, 0, 0, 0} |
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66 }; |
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67 |
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68 void |
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69 dispatch_user_cmd() |
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70 { |
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71 char *argv[257]; |
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72 char *cp, **ap; |
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73 struct cmdtab *tp; |
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74 |
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75 for (cp = usercmd; isspace(*cp); cp++) |
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76 ; |
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77 if (!*cp || *cp == '#') |
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78 return; |
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79 argv[0] = cp; |
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80 while (*cp && !isspace(*cp)) |
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81 cp++; |
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82 if (*cp) |
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83 *cp++ = '\0'; |
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84 for (tp = cmdtab; tp->cmd; tp++) |
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85 if (!strcmp(tp->cmd, argv[0])) |
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86 break; |
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87 if (!tp->func) { |
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88 printf("error: no such command\n"); |
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89 return; |
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90 } |
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91 for (ap = argv + 1; ; ) { |
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92 while (isspace(*cp)) |
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93 cp++; |
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94 if (!*cp || *cp == '#') |
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95 break; |
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96 if (ap - argv - 1 >= tp->maxargs) { |
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97 printf("error: too many arguments\n"); |
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98 return; |
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99 } |
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100 if (*cp == '"') { |
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101 *ap++ = ++cp; |
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102 while (*cp && *cp != '"') |
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103 cp++; |
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104 if (*cp != '"') { |
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105 printf("error: unterminated quoted string\n"); |
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106 return; |
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107 } |
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108 *cp++ = '\0'; |
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109 } else { |
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110 *ap++ = cp; |
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111 while (*cp && !isspace(*cp)) |
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112 cp++; |
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113 if (*cp) |
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114 *cp++ = '\0'; |
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115 } |
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116 } |
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117 if (ap - argv - 1 < tp->minargs) { |
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118 printf("error: too few arguments\n"); |
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119 return; |
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120 } |
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121 *ap = 0; |
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122 tp->func(ap - argv, argv); |
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123 } |
71
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124 |
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125 dispatch_oneshot_cmd(argc, argv) |
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126 char **argv; |
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127 { |
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128 struct cmdtab *tp; |
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129 |
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130 for (tp = cmdtab; tp->cmd; tp++) |
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131 if (!strcmp(tp->cmd, argv[0])) |
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132 break; |
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133 if (!tp->func) { |
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134 fprintf(stderr, |
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135 "error: \"%s\" is not a valid command\n", argv[0]); |
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136 exit(ERROR_USAGE); |
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137 } |
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138 if (argc - 1 > tp->maxargs) { |
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139 fprintf(stderr, "%s: too many arguments\n", tp->cmd); |
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140 exit(ERROR_USAGE); |
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141 } |
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142 if (argc - 1 < tp->minargs) { |
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143 fprintf(stderr, "%s: too few arguments\n", tp->cmd); |
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144 exit(ERROR_USAGE); |
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145 } |
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146 return tp->func(argc, argv); |
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147 } |