FreeCalypso > hg > freecalypso-reveng
annotate blobstat/readclass.c @ 324:43c92df87ac6
frbl2test: meat filled in
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 06 Mar 2020 00:30:18 +0000 |
parents | 23e5b940cb8b |
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rev | line source |
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1 #include <sys/types.h> |
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2 #include <ctype.h> |
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3 #include <string.h> |
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4 #include <strings.h> |
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5 #include <stdio.h> |
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6 #include <stdlib.h> |
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7 #include "struct.h" |
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8 |
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9 extern struct category *category_list; |
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10 extern struct libentry *libentry_list; |
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11 |
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12 static struct category * |
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13 find_or_create_cat(catname) |
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14 char *catname; |
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15 { |
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16 struct category *p, **pp; |
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17 char *buf; |
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18 |
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19 for (pp = &category_list; p = *pp; pp = &p->next) |
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20 if (!strcmp(p->name, catname)) |
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21 return(p); |
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22 buf = malloc(sizeof(struct category) + strlen(catname) + 1); |
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23 if (!buf) { |
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24 perror("malloc"); |
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25 exit(1); |
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26 } |
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27 p = (struct category *) buf; |
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28 p->name = buf + sizeof(struct category); |
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29 strcpy(p->name, catname); |
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30 p->accum = 0; |
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31 p->next = 0; |
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32 *pp = p; |
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33 return(p); |
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34 } |
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35 |
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36 static |
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37 add_whole_lib(libname, cat) |
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38 char *libname; |
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39 struct category *cat; |
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40 { |
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41 struct libentry *p, **pp; |
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42 char *buf; |
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43 |
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44 for (pp = &libentry_list; p = *pp; pp = &p->next) |
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45 if (!strcmp(p->libname, libname)) |
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46 return(-1); |
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47 buf = malloc(sizeof(struct libentry) + strlen(libname) + 1); |
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48 if (!buf) { |
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49 perror("malloc"); |
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50 exit(1); |
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51 } |
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52 p = (struct libentry *) buf; |
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53 p->libname = buf + sizeof(struct libentry); |
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54 strcpy(p->libname, libname); |
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55 p->member = 0; |
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56 p->cat = cat; |
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57 p->next = 0; |
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58 *pp = p; |
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59 return(0); |
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60 } |
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61 |
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62 static |
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63 add_lib_member(libname, member, cat) |
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64 char *libname, *member; |
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65 struct category *cat; |
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66 { |
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67 struct libentry *p, **pp; |
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68 char *buf; |
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69 |
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70 for (pp = &libentry_list; p = *pp; pp = &p->next) { |
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71 if (strcmp(p->libname, libname)) |
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72 continue; |
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73 if (!p->member || !strcmp(p->member, member)) |
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74 return(-1); |
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75 } |
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76 buf = malloc(sizeof(struct libentry) + strlen(libname) + |
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77 strlen(member) + 2); |
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78 if (!buf) { |
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79 perror("malloc"); |
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80 exit(1); |
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81 } |
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82 p = (struct libentry *) buf; |
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83 buf += sizeof(struct libentry); |
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84 p->libname = buf; |
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85 strcpy(p->libname, libname); |
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86 buf += strlen(libname) + 1; |
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87 p->member = buf; |
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88 strcpy(p->member, member); |
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89 p->cat = cat; |
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90 p->next = 0; |
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91 *pp = p; |
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92 return(0); |
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93 } |
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94 |
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95 static void |
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96 process_line(linebuf, lineno, filename_for_errs) |
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97 char *linebuf, *filename_for_errs; |
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98 int lineno; |
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99 { |
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100 char *cp, *libname, *member, *catname; |
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101 struct category *cat; |
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102 int rc; |
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103 |
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104 for (cp = linebuf; isspace(*cp); cp++) |
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105 ; |
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106 if (*cp == '\0' || *cp == '#') |
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107 return; |
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108 for (libname = cp; *cp && !isspace(*cp); cp++) |
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109 ; |
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110 if (!*cp) { |
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111 inv: fprintf(stderr, "%s line %d: invalid syntax\n", |
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112 filename_for_errs, lineno); |
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113 exit(1); |
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114 } |
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115 *cp++ = '\0'; |
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116 while (isspace(*cp)) |
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117 cp++; |
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118 if (*cp == '\0' || *cp == '#') |
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119 goto inv; |
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120 for (catname = cp; *cp && !isspace(*cp); cp++) |
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121 ; |
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122 if (*cp) |
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123 *cp++ = '\0'; |
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124 while (isspace(*cp)) |
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125 cp++; |
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126 if (*cp != '\0' && *cp != '#') |
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127 goto inv; |
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128 member = index(libname, ':'); |
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129 if (member) |
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130 *member++ = '\0'; |
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131 cat = find_or_create_cat(catname); |
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132 if (member) |
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133 rc = add_lib_member(libname, member, cat); |
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134 else |
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135 rc = add_whole_lib(libname, cat); |
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136 if (rc < 0) { |
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137 fprintf(stderr, |
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138 "%s line %d: conflict with earlier declaration\n", |
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139 filename_for_errs, lineno); |
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140 exit(1); |
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141 } |
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142 } |
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143 |
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144 read_class_file(filename) |
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145 char *filename; |
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146 { |
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147 FILE *inf; |
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148 int lineno; |
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149 char linebuf[512]; |
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150 |
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151 inf = fopen(filename, "r"); |
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152 if (!inf) { |
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153 perror(filename); |
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154 exit(1); |
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155 } |
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156 for (lineno = 1; fgets(linebuf, sizeof linebuf, inf); lineno++) |
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157 process_line(linebuf, lineno, filename); |
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158 fclose(inf); |
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159 return(0); |
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160 } |