| 1 | /* |
1 | /* |
| 2 | * getopt.c - Enhanced implementation of BSD getopt(1) |
2 | * getopt.c - Enhanced implementation of BSD getopt(1) |
| 3 | * Copyright (c) 1997-2005 Frodo Looijaard <frodo@frodo.looijaard.name> |
3 | * Copyright (c) 1997-2014 Frodo Looijaard <frodo@frodo.looijaard.name> |
| 4 | * |
4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
8 | * (at your option) any later version. |
| … | |
… | |
| 10 | * This program is distributed in the hope that it will be useful, |
10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
13 | * GNU General Public License for more details. |
| 14 | * |
14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
15 | * You should have received a copy of the GNU General Public License along |
| 16 | * along with this program; if not, write to the Free Software |
16 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | */ |
18 | */ |
| 19 | |
19 | |
| 20 | /* |
20 | /* |
| 21 | * Version 1.0-b4: Tue Sep 23 1997. First public release. |
21 | * Version 1.0-b4: Tue Sep 23 1997. First public release. |
| 22 | * Version 1.0: Wed Nov 19 1997. |
22 | * Version 1.0: Wed Nov 19 1997. |
| 23 | * Bumped up the version number to 1.0 |
23 | * Bumped up the version number to 1.0 |
| 24 | * Fixed minor typo (CSH instead of TCSH) |
24 | * Fixed minor typo (CSH instead of TCSH) |
| 25 | * Version 1.0.1: Tue Jun 3 1998 |
25 | * Version 1.0.1: Tue Jun 3 1998 |
| 26 | * Fixed sizeof instead of strlen bug |
26 | * Fixed sizeof instead of strlen bug |
| 27 | * Bumped up the version number to 1.0.1 |
27 | * Bumped up the version number to 1.0.1 |
| … | |
… | |
| 31 | * Version 1.0.5: Tue Jun 22 1999 |
31 | * Version 1.0.5: Tue Jun 22 1999 |
| 32 | * Make -u option work (not present) |
32 | * Make -u option work (not present) |
| 33 | * Version 1.0.6: Tue Jun 27 2000 |
33 | * Version 1.0.6: Tue Jun 27 2000 |
| 34 | * No important changes |
34 | * No important changes |
| 35 | * Version 1.1.0: Tue Jun 30 2000 |
35 | * Version 1.1.0: Tue Jun 30 2000 |
| 36 | * Added NLS support (partly written by Arkadiusz Mi<B6>kiewicz |
36 | * Added NLS support (partly written by Arkadiusz Miśkiewicz |
| 37 | * <misiek@pld.org.pl>) |
37 | * <misiek@pld.org.pl>) |
| 38 | * Version 1.1.4: Mon Nov 7 2005 |
38 | * Version 1.1.4: Mon Nov 7 2005 |
| 39 | * Fixed a few type's in the manpage |
39 | * Fixed a few type's in the manpage |
|
|
40 | * Version 1.1.5: Sun Aug 12 2012 |
|
|
41 | * Sync with util-linux-2.21, fixed build problems, many new translations |
|
|
42 | * Version 1.1.6: ??? 2014 |
|
|
43 | * Sync with util-linux git 20141120, detect ambiguous long options |
| 40 | */ |
44 | */ |
| 41 | |
45 | |
| 42 | /* Exit codes: |
46 | /* Exit codes: |
| 43 | * 0) No errors, succesful operation. |
47 | * 0) No errors, successful operation. |
| 44 | * 1) getopt(3) returned an error. |
48 | * 1) getopt(3) returned an error. |
| 45 | * 2) A problem with parameter parsing for getopt(1). |
49 | * 2) A problem with parameter parsing for getopt(1). |
| 46 | * 3) Internal error, out of memory |
50 | * 3) Internal error, out of memory |
| 47 | * 4) Returned for -T |
51 | * 4) Returned for -T |
| 48 | */ |
52 | */ |
| … | |
… | |
| 61 | #include <getopt.h> |
65 | #include <getopt.h> |
| 62 | #else |
66 | #else |
| 63 | #include "getopt.h" |
67 | #include "getopt.h" |
| 64 | #endif |
68 | #endif |
| 65 | |
69 | |
|
|
70 | #include "util-linux-compat.h" |
| 66 | #include "nls.h" |
71 | #include "nls.h" |
|
|
72 | #include "xalloc.h" |
| 67 | |
73 | |
| 68 | /* NON_OPT is the code that is returned when a non-option is found in '+' |
74 | /* NON_OPT is the code that is returned when a non-option is found in '+' |
| 69 | * mode */ |
75 | * mode */ |
| 70 | #define NON_OPT 1 |
76 | #define NON_OPT 1 |
| 71 | /* LONG_OPT is the code that is returned when a long option is found. */ |
77 | /* LONG_OPT is the code that is returned when a long option is found. */ |
| 72 | #define LONG_OPT 2 |
78 | #define LONG_OPT 0 |
| 73 | |
79 | |
| 74 | /* The shells recognized. */ |
80 | /* The shells recognized. */ |
| 75 | typedef enum { BASH, TCSH } shell_t; |
81 | typedef enum { BASH, TCSH } shell_t; |
| 76 | |
82 | |
| 77 | |
83 | |
| 78 | /* Some global variables that tells us how to parse. */ |
84 | /* Some global variables that tells us how to parse. */ |
| 79 | shell_t shell = BASH; /* The shell we generate output for. */ |
85 | static shell_t shell = BASH; /* The shell we generate output for. */ |
| 80 | int quiet_errors = 0; /* 0 is not quiet. */ |
86 | static int quiet_errors = 0; /* 0 is not quiet. */ |
| 81 | int quiet_output = 0; /* 0 is not quiet. */ |
87 | static int quiet_output = 0; /* 0 is not quiet. */ |
| 82 | int quote = 1; /* 1 is do quote. */ |
88 | static int quote = 1; /* 1 is do quote. */ |
| 83 | |
89 | |
|
|
90 | /* Allow changing which getopt is in use with function pointer */ |
| 84 | int (*getopt_long_fp) (int argc, char *const *argv, const char *optstr, |
91 | int (*getopt_long_fp) (int argc, char *const *argv, const char *optstr, |
| 85 | const struct option * longopts, int *longindex); |
92 | const struct option * longopts, int *longindex); |
| 86 | |
93 | |
| 87 | /* Function prototypes */ |
94 | /* Function prototypes */ |
| 88 | void *our_malloc(size_t size); |
|
|
| 89 | void *our_realloc(void *ptr, size_t size); |
|
|
| 90 | const char *normalize(const char *arg); |
95 | static const char *normalize(const char *arg); |
| 91 | int generate_output(char * argv[], int argc, const char *optstr, |
96 | static int generate_output(char *argv[], int argc, const char *optstr, |
| 92 | const struct option *longopts); |
97 | const struct option *longopts); |
| 93 | int main(int argc, char *argv[]); |
|
|
| 94 | void parse_error(const char *message); |
98 | static void parse_error(const char *message); |
| 95 | void add_long_options(char *options); |
99 | static void add_long_options(char *options); |
| 96 | void add_longopt(const char *name, int has_arg); |
100 | static void add_longopt(const char *name, int has_arg); |
| 97 | void print_help(void); |
101 | static void print_help(void); |
| 98 | void set_shell(const char *new_shell); |
102 | static void set_shell(const char *new_shell); |
| 99 | void set_initial_shell(void); |
|
|
| 100 | |
|
|
| 101 | void *our_malloc(size_t size) |
|
|
| 102 | { |
|
|
| 103 | void *ret=malloc(size); |
|
|
| 104 | if (! ret) { |
|
|
| 105 | fprintf(stderr, ("%s: Out of memory!\n"), "getopt"); |
|
|
| 106 | exit(XALLOC_EXIT_CODE); |
|
|
| 107 | } |
|
|
| 108 | return(ret); |
|
|
| 109 | } |
|
|
| 110 | |
|
|
| 111 | void *our_realloc(void *ptr, size_t size) |
|
|
| 112 | { |
|
|
| 113 | void *ret=realloc(ptr, size); |
|
|
| 114 | if (! ret && size) { |
|
|
| 115 | fprintf(stderr, ("%s: Out of memory!\n"), "getopt"); |
|
|
| 116 | exit(XALLOC_EXIT_CODE); |
|
|
| 117 | } |
|
|
| 118 | return(ret); |
|
|
| 119 | } |
|
|
| 120 | |
103 | |
| 121 | /* |
104 | /* |
| 122 | * This function 'normalizes' a single argument: it puts single quotes |
105 | * This function 'normalizes' a single argument: it puts single quotes |
| 123 | * around it and escapes other special characters. If quote is false, it |
106 | * around it and escapes other special characters. If quote is false, it |
| 124 | * just returns its argument. |
107 | * just returns its argument. |
| 125 | * |
108 | * |
| 126 | * Bash only needs special treatment for single quotes; tcsh also recognizes |
109 | * Bash only needs special treatment for single quotes; tcsh also recognizes |
| 127 | * exclamation marks within single quotes, and nukes whitespace. This |
110 | * exclamation marks within single quotes, and nukes whitespace. This |
| 128 | * function returns a pointer to a buffer that is overwritten by each call. |
111 | * function returns a pointer to a buffer that is overwritten by each call. |
| 129 | */ |
112 | */ |
| 130 | const char *normalize(const char *arg) |
113 | static const char *normalize(const char *arg) |
| 131 | { |
114 | { |
| 132 | static char *BUFFER = NULL; |
115 | static char *BUFFER = NULL; |
| 133 | const char *argptr = arg; |
116 | const char *argptr = arg; |
| 134 | char *bufptr; |
117 | char *bufptr; |
| 135 | |
118 | |
| 136 | if (BUFFER != NULL) |
|
|
| 137 | free(BUFFER); |
119 | free(BUFFER); |
| 138 | |
120 | |
| 139 | if (!quote) { |
121 | if (!quote) { |
| 140 | /* Just copy arg */ |
122 | /* Just copy arg */ |
| 141 | BUFFER = our_malloc(strlen(arg)+1); |
123 | BUFFER = xmalloc(strlen(arg) + 1); |
| 142 | |
|
|
| 143 | strcpy(BUFFER, arg); |
124 | strcpy(BUFFER, arg); |
| 144 | return BUFFER; |
125 | return BUFFER; |
| 145 | } |
126 | } |
| 146 | |
127 | |
| 147 | /* |
128 | /* |
| 148 | * Each character in arg may take upto four characters in the |
129 | * Each character in arg may take up to four characters in the |
| 149 | * result: For a quote we need a closing quote, a backslash, a quote |
130 | * result: For a quote we need a closing quote, a backslash, a quote |
| 150 | * and an opening quote! We need also the global opening and closing |
131 | * and an opening quote! We need also the global opening and closing |
| 151 | * quote, and one extra character for '\0'. |
132 | * quote, and one extra character for '\0'. |
| 152 | */ |
133 | */ |
| 153 | BUFFER = our_malloc(strlen(arg)*4+3); |
134 | BUFFER = xmalloc(strlen(arg) * 4 + 3); |
| 154 | |
135 | |
| 155 | bufptr = BUFFER; |
136 | bufptr = BUFFER; |
| 156 | *bufptr++ = '\''; |
137 | *bufptr++ = '\''; |
| 157 | |
138 | |
| 158 | while (*argptr) { |
139 | while (*argptr) { |
| … | |
… | |
| 186 | *bufptr++ = '\''; |
167 | *bufptr++ = '\''; |
| 187 | *bufptr++ = '\0'; |
168 | *bufptr++ = '\0'; |
| 188 | return BUFFER; |
169 | return BUFFER; |
| 189 | } |
170 | } |
| 190 | |
171 | |
| 191 | /* |
172 | /* |
| 192 | * Generate the output. argv[0] is the program name (used for reporting errors). |
173 | * Generate the output. argv[0] is the program name (used for reporting errors). |
| 193 | * argv[1..] contains the options to be parsed. argc must be the number of |
174 | * argv[1..] contains the options to be parsed. argc must be the number of |
| 194 | * elements in argv (ie. 1 if there are no options, only the program name), |
175 | * elements in argv (ie. 1 if there are no options, only the program name), |
| 195 | * optstr must contain the short options, and longopts the long options. |
176 | * optstr must contain the short options, and longopts the long options. |
| 196 | * Other settings are found in global variables. |
177 | * Other settings are found in global variables. |
| 197 | */ |
178 | */ |
| 198 | int generate_output(char * argv[], int argc, const char *optstr, |
179 | static int generate_output(char *argv[], int argc, const char *optstr, |
| 199 | const struct option *longopts) |
180 | const struct option *longopts) |
| 200 | { |
181 | { |
| 201 | int exit_code = EXIT_SUCCESS; /* Assume everything will be OK */ |
182 | int exit_code = EXIT_SUCCESS; /* Assume everything will be OK */ |
| 202 | int opt; |
183 | int opt; |
| 203 | int longindex; |
184 | int longindex; |
| 204 | const char *charptr; |
185 | const char *charptr; |
| … | |
… | |
| 218 | if (opt == LONG_OPT) { |
199 | if (opt == LONG_OPT) { |
| 219 | printf(" --%s", longopts[longindex].name); |
200 | printf(" --%s", longopts[longindex].name); |
| 220 | if (longopts[longindex].has_arg) |
201 | if (longopts[longindex].has_arg) |
| 221 | printf(" %s", normalize(optarg ? optarg : "")); |
202 | printf(" %s", normalize(optarg ? optarg : "")); |
| 222 | } else if (opt == NON_OPT) |
203 | } else if (opt == NON_OPT) |
| 223 | printf(" %s", normalize(optarg)); |
204 | printf(" %s", normalize(optarg ? optarg : "")); |
| 224 | else { |
205 | else { |
| 225 | printf(" -%c", opt); |
206 | printf(" -%c", opt); |
| 226 | charptr = strchr(optstr, opt); |
207 | charptr = strchr(optstr, opt); |
| 227 | if (charptr != NULL && *++charptr == ':') |
208 | if (charptr != NULL && *++charptr == ':') |
| 228 | printf(" %s", normalize(optarg ? optarg : "")); |
209 | printf(" %s", normalize(optarg ? optarg : "")); |
| … | |
… | |
| 240 | |
221 | |
| 241 | /* |
222 | /* |
| 242 | * Report an error when parsing getopt's own arguments. If message is NULL, |
223 | * Report an error when parsing getopt's own arguments. If message is NULL, |
| 243 | * we already sent a message, we just exit with a helpful hint. |
224 | * we already sent a message, we just exit with a helpful hint. |
| 244 | */ |
225 | */ |
| 245 | void parse_error(const char *message) |
226 | static void __attribute__ ((__noreturn__)) parse_error(const char *message) |
| 246 | { |
227 | { |
| 247 | if (message) |
228 | if (message) |
| 248 | fprintf(stderr, "getopt: %s\n", message); |
229 | warnx("%s", message); |
| 249 | fputs(_("Try `getopt --help' for more information.\n"), stderr); |
230 | fprintf(stderr, _("Try `%s --help' for more information.\n"), |
|
|
231 | program_invocation_short_name); |
| 250 | exit(PARAMETER_EXIT_CODE); |
232 | exit(PARAMETER_EXIT_CODE); |
| 251 | } |
233 | } |
| 252 | |
234 | |
| 253 | static struct option *long_options = NULL; |
235 | static struct option *long_options = NULL; |
| 254 | static int long_options_length = 0; /* Length of array */ |
236 | static int long_options_length = 0; /* Length of array */ |
| 255 | static int long_options_nr = 0; /* Nr of used elements in array */ |
237 | static int long_options_nr = 0; /* Nr of used elements in array */ |
| 256 | #define LONG_OPTIONS_INCR 10 |
238 | #define LONG_OPTIONS_INCR 10 |
| 257 | #define init_longopt() add_longopt(NULL,0) |
239 | #define init_longopt() add_longopt(NULL,0) |
| 258 | |
240 | |
| 259 | /* Register a long option. The contents of name is copied. */ |
241 | /* Register a long option. The contents of name is copied. */ |
| 260 | void add_longopt(const char *name, int has_arg) |
242 | static void add_longopt(const char *name, int has_arg) |
| 261 | { |
243 | { |
| 262 | char *tmp; |
244 | char *tmp; |
|
|
245 | static int flag; |
|
|
246 | |
| 263 | if (!name) { |
247 | if (!name) { |
| 264 | /* init */ |
248 | /* init */ |
| 265 | free(long_options); |
249 | free(long_options); |
| 266 | long_options = NULL; |
250 | long_options = NULL; |
| 267 | long_options_length = 0; |
251 | long_options_length = 0; |
| 268 | long_options_nr = 0; |
252 | long_options_nr = 0; |
| 269 | } |
253 | } |
| 270 | |
254 | |
| 271 | if (long_options_nr == long_options_length) { |
255 | if (long_options_nr == long_options_length) { |
| 272 | long_options_length += LONG_OPTIONS_INCR; |
256 | long_options_length += LONG_OPTIONS_INCR; |
| 273 | long_options = our_realloc(long_options, |
257 | long_options = xrealloc(long_options, |
| 274 | sizeof(struct option) * |
258 | sizeof(struct option) * |
| 275 | long_options_length); |
259 | long_options_length); |
| 276 | } |
260 | } |
| 277 | |
261 | |
| 278 | long_options[long_options_nr].name = NULL; |
262 | long_options[long_options_nr].name = NULL; |
| 279 | long_options[long_options_nr].has_arg = 0; |
263 | long_options[long_options_nr].has_arg = 0; |
| 280 | long_options[long_options_nr].flag = NULL; |
264 | long_options[long_options_nr].flag = NULL; |
| 281 | long_options[long_options_nr].val = 0; |
265 | long_options[long_options_nr].val = 0; |
| 282 | |
266 | |
| 283 | if (long_options_nr) { |
267 | if (long_options_nr && name) { |
| 284 | /* Not for init! */ |
268 | /* Not for init! */ |
| 285 | long_options[long_options_nr - 1].has_arg = has_arg; |
269 | long_options[long_options_nr - 1].has_arg = has_arg; |
| 286 | long_options[long_options_nr - 1].flag = NULL; |
270 | long_options[long_options_nr - 1].flag = &flag; |
| 287 | long_options[long_options_nr - 1].val = LONG_OPT; |
271 | long_options[long_options_nr - 1].val = long_options_nr; |
| 288 | tmp = our_malloc(strlen(name) + 1); |
272 | tmp = xmalloc(strlen(name) + 1); |
| 289 | strcpy(tmp, name); |
273 | strcpy(tmp, name); |
| 290 | long_options[long_options_nr - 1].name = tmp; |
274 | long_options[long_options_nr - 1].name = tmp; |
| 291 | } |
275 | } |
| 292 | long_options_nr++; |
276 | long_options_nr++; |
| 293 | } |
277 | } |
| 294 | |
278 | |
| 295 | |
279 | |
| 296 | /* |
280 | /* |
| 297 | * Register several long options. options is a string of long options, |
281 | * Register several long options. options is a string of long options, |
| 298 | * separated by commas or whitespace. This nukes options! |
282 | * separated by commas or whitespace. This nukes options! |
| 299 | */ |
283 | */ |
| 300 | void add_long_options(char *options) |
284 | static void add_long_options(char *options) |
| 301 | { |
285 | { |
| 302 | int arg_opt; |
286 | int arg_opt; |
| 303 | char *tokptr = strtok(options, ", \t\n"); |
287 | char *tokptr = strtok(options, ", \t\n"); |
| 304 | while (tokptr) { |
288 | while (tokptr) { |
| 305 | arg_opt = no_argument; |
289 | arg_opt = no_argument; |
| … | |
… | |
| 321 | } |
305 | } |
| 322 | tokptr = strtok(NULL, ", \t\n"); |
306 | tokptr = strtok(NULL, ", \t\n"); |
| 323 | } |
307 | } |
| 324 | } |
308 | } |
| 325 | |
309 | |
| 326 | void set_shell(const char *new_shell) |
310 | static void set_shell(const char *new_shell) |
| 327 | { |
311 | { |
| 328 | if (!strcmp(new_shell, "bash")) |
312 | if (!strcmp(new_shell, "bash")) |
| 329 | shell = BASH; |
313 | shell = BASH; |
| 330 | else if (!strcmp(new_shell, "tcsh")) |
314 | else if (!strcmp(new_shell, "tcsh")) |
| 331 | shell = TCSH; |
315 | shell = TCSH; |
| … | |
… | |
| 336 | else |
320 | else |
| 337 | parse_error(_ |
321 | parse_error(_ |
| 338 | ("unknown shell after -s or --shell argument")); |
322 | ("unknown shell after -s or --shell argument")); |
| 339 | } |
323 | } |
| 340 | |
324 | |
| 341 | void print_help(void) |
325 | static void __attribute__ ((__noreturn__)) print_help(void) |
| 342 | { |
326 | { |
| 343 | fputs(_("Usage: getopt optstring parameters\n"), stderr); |
327 | fputs(USAGE_HEADER, stderr); |
| 344 | fputs(_(" getopt [options] [--] optstring parameters\n"), stderr); |
328 | fprintf(stderr, _( |
| 345 | fputs(_(" getopt [options] -o|--options optstring [options] [--]\n"), stderr); |
329 | " %1$s optstring parameters\n" |
| 346 | fputs(_(" parameters\n"), stderr); |
330 | " %1$s [options] [--] optstring parameters\n" |
|
|
331 | " %1$s [options] -o|--options optstring [options] [--] parameters\n"), |
|
|
332 | program_invocation_short_name); |
|
|
333 | |
|
|
334 | fputs(USAGE_OPTIONS, stderr); |
| 347 | fputs(_(" -a, --alternative Allow long options starting with single -\n"), stderr); |
335 | fputs(_(" -a, --alternative Allow long options starting with single -\n"), stderr); |
| 348 | fputs(_(" -h, --help This small usage guide\n"), stderr); |
|
|
| 349 | fputs(_(" -l, --longoptions=longopts Long options to be recognized\n"), stderr); |
336 | fputs(_(" -l, --longoptions <longopts> Long options to be recognized\n"), stderr); |
| 350 | fputs(_(" -n, --name=progname The name under which errors are reported\n"), stderr); |
337 | fputs(_(" -n, --name <progname> The name under which errors are reported\n"), stderr); |
| 351 | fputs(_(" -o, --options=optstring Short options to be recognized\n"), stderr); |
338 | fputs(_(" -o, --options <optstring> Short options to be recognized\n"), stderr); |
| 352 | fputs(_(" -q, --quiet Disable error reporting by getopt(3)\n"), stderr); |
339 | fputs(_(" -q, --quiet Disable error reporting by getopt(3)\n"), stderr); |
| 353 | fputs(_(" -Q, --quiet-output No normal output\n"), stderr); |
340 | fputs(_(" -Q, --quiet-output No normal output\n"), stderr); |
| 354 | fputs(_(" -s, --shell=shell Set shell quoting conventions\n"), stderr); |
341 | fputs(_(" -s, --shell <shell> Set shell quoting conventions\n"), stderr); |
| 355 | fputs(_(" -T, --test Test for getopt(1) version\n"), stderr); |
342 | fputs(_(" -T, --test Test for getopt(1) version\n"), stderr); |
| 356 | fputs(_(" -u, --unqote Do not quote the output\n"), stderr); |
343 | fputs(_(" -u, --unquoted Do not quote the output\n"), stderr); |
| 357 | fputs(_(" -V, --version Output version information\n"), stderr); |
344 | fputs(USAGE_SEPARATOR, stderr); |
|
|
345 | fputs(USAGE_HELP, stderr); |
|
|
346 | fputs(USAGE_VERSION, stderr); |
|
|
347 | fprintf(stderr, USAGE_MAN_TAIL("getopt(1)")); |
| 358 | exit(PARAMETER_EXIT_CODE); |
348 | exit(PARAMETER_EXIT_CODE); |
| 359 | } |
349 | } |
| 360 | |
350 | |
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351 | int main(int argc, char *argv[]) |
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352 | { |
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353 | char *optstr = NULL; |
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354 | char *name = NULL; |
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355 | int opt; |
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356 | int compatible = 0; |
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357 | |
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358 | /* Stop scanning as soon as a non-option argument is found! */ |
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359 | static const char *shortopts = "+ao:l:n:qQs:TuhV"; |
| 361 | static struct option longopts[] = { |
360 | static const struct option longopts[] = { |
| 362 | {"options", required_argument, NULL, 'o'}, |
361 | {"options", required_argument, NULL, 'o'}, |
| 363 | {"longoptions", required_argument, NULL, 'l'}, |
362 | {"longoptions", required_argument, NULL, 'l'}, |
| 364 | {"quiet", no_argument, NULL, 'q'}, |
363 | {"quiet", no_argument, NULL, 'q'}, |
| 365 | {"quiet-output", no_argument, NULL, 'Q'}, |
364 | {"quiet-output", no_argument, NULL, 'Q'}, |
| 366 | {"shell", required_argument, NULL, 's'}, |
365 | {"shell", required_argument, NULL, 's'}, |
| … | |
… | |
| 371 | {"name", required_argument, NULL, 'n'}, |
370 | {"name", required_argument, NULL, 'n'}, |
| 372 | {"version", no_argument, NULL, 'V'}, |
371 | {"version", no_argument, NULL, 'V'}, |
| 373 | {NULL, 0, NULL, 0} |
372 | {NULL, 0, NULL, 0} |
| 374 | }; |
373 | }; |
| 375 | |
374 | |
| 376 | /* Stop scanning as soon as a non-option argument is found! */ |
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| 377 | static const char *shortopts = "+ao:l:n:qQs:TuhV"; |
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| 378 | |
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| 379 | int main(int argc, char *argv[]) |
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| 380 | { |
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| 381 | char *optstr = NULL; |
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| 382 | char *name = NULL; |
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| 383 | int opt; |
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| 384 | int compatible = 0; |
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| 385 | |
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| 386 | #if WITHOUT_GETTEXT |
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| 387 | #else |
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| 388 | setlocale(LC_ALL, ""); |
375 | setlocale(LC_ALL, ""); |
| 389 | bindtextdomain(PACKAGE, LOCALEDIR); |
376 | bindtextdomain(PACKAGE, LOCALEDIR); |
| 390 | textdomain(PACKAGE); |
377 | textdomain(PACKAGE); |
| 391 | #endif |
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| 392 | |
378 | |
| 393 | init_longopt(); |
379 | init_longopt(); |
| 394 | getopt_long_fp = getopt_long; |
380 | getopt_long_fp = getopt_long; |
| 395 | |
381 | |
| 396 | if (getenv("GETOPT_COMPATIBLE")) |
382 | if (getenv("GETOPT_COMPATIBLE")) |
| … | |
… | |
| 406 | return EXIT_SUCCESS; |
392 | return EXIT_SUCCESS; |
| 407 | } else |
393 | } else |
| 408 | parse_error(_("missing optstring argument")); |
394 | parse_error(_("missing optstring argument")); |
| 409 | } |
395 | } |
| 410 | |
396 | |
| 411 | |
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| 412 | if (argv[1][0] != '-' || compatible) { |
397 | if (argv[1][0] != '-' || compatible) { |
| 413 | quote = 0; |
398 | quote = 0; |
| 414 | optstr = our_malloc(strlen(argv[1]) + 1); |
399 | optstr = xmalloc(strlen(argv[1]) + 1); |
| 415 | strcpy(optstr, argv[1] + strspn(argv[1], "-+")); |
400 | strcpy(optstr, argv[1] + strspn(argv[1], "-+")); |
| 416 | argv[1] = argv[0]; |
401 | argv[1] = argv[0]; |
| 417 | return generate_output(argv + 1, argc - 1, optstr, |
402 | return generate_output(argv + 1, argc - 1, optstr, |
| 418 | long_options); |
403 | long_options); |
| 419 | } |
404 | } |
| … | |
… | |
| 425 | getopt_long_fp = getopt_long_only; |
410 | getopt_long_fp = getopt_long_only; |
| 426 | break; |
411 | break; |
| 427 | case 'h': |
412 | case 'h': |
| 428 | print_help(); |
413 | print_help(); |
| 429 | case 'o': |
414 | case 'o': |
| 430 | if (optstr) |
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| 431 | free(optstr); |
415 | free(optstr); |
| 432 | optstr = our_malloc(strlen(optarg)+1); |
416 | optstr = xmalloc(strlen(optarg) + 1); |
| 433 | strcpy(optstr, optarg); |
417 | strcpy(optstr, optarg); |
| 434 | break; |
418 | break; |
| 435 | case 'l': |
419 | case 'l': |
| 436 | add_long_options(optarg); |
420 | add_long_options(optarg); |
| 437 | break; |
421 | break; |
| 438 | case 'n': |
422 | case 'n': |
| 439 | if (name) |
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| 440 | free(name); |
423 | free(name); |
| 441 | name = our_malloc(strlen(optarg)+1); |
424 | name = xmalloc(strlen(optarg) + 1); |
| 442 | strcpy(name, optarg); |
425 | strcpy(name, optarg); |
| 443 | break; |
426 | break; |
| 444 | case 'q': |
427 | case 'q': |
| 445 | quiet_errors = 1; |
428 | quiet_errors = 1; |
| 446 | break; |
429 | break; |
| … | |
… | |
| 454 | return TEST_EXIT_CODE; |
437 | return TEST_EXIT_CODE; |
| 455 | case 'u': |
438 | case 'u': |
| 456 | quote = 0; |
439 | quote = 0; |
| 457 | break; |
440 | break; |
| 458 | case 'V': |
441 | case 'V': |
| 459 | printf(_("getopt (enhanced) 1.1.4\n")); |
442 | printf(UTIL_LINUX_VERSION); |
| 460 | return EXIT_SUCCESS; |
443 | return EXIT_SUCCESS; |
| 461 | case '?': |
444 | case '?': |
| 462 | case ':': |
445 | case ':': |
| 463 | parse_error(NULL); |
446 | parse_error(NULL); |
| 464 | default: |
447 | default: |
| 465 | parse_error(_("internal error, contact the author.")); |
448 | parse_error(_("internal error, contact the author.")); |
| 466 | } |
449 | } |
| 467 | |
450 | |
| 468 | if (!optstr) { |
451 | if (!optstr) { |
| 469 | if (optind >= argc) |
452 | if (optind >= argc) |
| 470 | parse_error(_("missing optstring argument")); |
453 | parse_error(_("missing optstring argument")); |
| 471 | else { |
454 | else { |
| 472 | optstr=our_malloc(strlen(argv[optind])+1); |
455 | optstr = xmalloc(strlen(argv[optind]) + 1); |
| 473 | strcpy(optstr, argv[optind]); |
456 | strcpy(optstr, argv[optind]); |
| 474 | optind++; |
457 | optind++; |
| 475 | } |
458 | } |
| 476 | } |
459 | } |
| 477 | if (name) |
460 | if (name) |
| 478 | argv[optind - 1] = name; |
461 | argv[optind - 1] = name; |
| 479 | else |
462 | else |
| 480 | argv[optind - 1] = argv[0]; |
463 | argv[optind - 1] = argv[0]; |
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464 | |
| 481 | return generate_output(argv + optind - 1, argc-optind + 1, |
465 | return generate_output(argv + optind - 1, argc-optind + 1, |
| 482 | optstr, long_options); |
466 | optstr, long_options); |
| 483 | } |
467 | } |