/[public]/getopt/trunk/getopt.c
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Revision 318 Revision 321
… …
49#define GETOPT_EXIT_CODE 1 49#define GETOPT_EXIT_CODE 1
50#define PARAMETER_EXIT_CODE 2 50#define PARAMETER_EXIT_CODE 2
51#define XALLOC_EXIT_CODE 3 51#define XALLOC_EXIT_CODE 3
52#define TEST_EXIT_CODE 4 52#define TEST_EXIT_CODE 4
53 53
54
55#include <stdio.h> 54#include <stdio.h>
56#include <stdlib.h> 55#include <stdlib.h>
57#include <string.h> 56#include <string.h>
58#include <unistd.h> 57#include <unistd.h>
59#include <ctype.h> 58#include <ctype.h>
… …
71#define NON_OPT 1 70#define NON_OPT 1
72/* LONG_OPT is the code that is returned when a long option is found. */ 71/* LONG_OPT is the code that is returned when a long option is found. */
73#define LONG_OPT 2 72#define LONG_OPT 2
74 73
75/* The shells recognized. */ 74/* The shells recognized. */
76typedef enum {BASH,TCSH} shell_t; 75typedef enum { BASH, TCSH } shell_t;
77 76
78 77
79/* Some global variables that tells us how to parse. */ 78/* Some global variables that tells us how to parse. */
80shell_t shell=BASH; /* The shell we generate output for. */ 79static shell_t shell = BASH; /* The shell we generate output for. */
81int quiet_errors=0; /* 0 is not quiet. */ 80static int quiet_errors = 0; /* 0 is not quiet. */
82int quiet_output=0; /* 0 is not quiet. */ 81static int quiet_output = 0; /* 0 is not quiet. */
83int quote=1; /* 1 is do quote. */ 82static int quote = 1; /* 1 is do quote. */
84int alternative=0; /* 0 is getopt_long, 1 is getopt_long_only */ 83
84int (*getopt_long_fp) (int argc, char *const *argv, const char *optstr,
85 const struct option * longopts, int *longindex);
85 86
86/* Function prototypes */ 87/* Function prototypes */
87void *our_malloc(size_t size); 88void *our_malloc(size_t size);
88void *our_realloc(void *ptr, size_t size); 89void *our_realloc(void *ptr, size_t size);
89const char *normalize(const char *arg); 90static const char *normalize(const char *arg);
90int generate_output(char * argv[],int argc,const char *optstr, 91static int generate_output(char *argv[], int argc, const char *optstr,
91 const struct option *longopts); 92 const struct option *longopts);
92int main(int argc, char *argv[]); 93int main(int argc, char *argv[]);
93void parse_error(const char *message); 94static void parse_error(const char *message);
94void add_long_options(char *options); 95static void add_long_options(char *options);
95void add_longopt(const char *name,int has_arg); 96static void add_longopt(const char *name, int has_arg);
96void print_help(void); 97static void print_help(void);
97void set_shell(const char *new_shell); 98static void set_shell(const char *new_shell);
98void set_initial_shell(void);
99 99
100void *our_malloc(size_t size) 100void *our_malloc(size_t size)
101{ 101{
102 void *ret=malloc(size); 102 void *ret=malloc(size);
103 if (! ret) { 103 if (! ret) {
104 fprintf(stderr,_("%s: Out of memory!\n"),"getopt"); 104 fprintf(stderr, ("%s: Out of memory!\n"), "getopt");
105 exit(XALLOC_EXIT_CODE); 105 exit(XALLOC_EXIT_CODE);
106 } 106 }
107 return(ret); 107 return(ret);
108} 108}
109 109
110void *our_realloc(void *ptr, size_t size) 110void *our_realloc(void *ptr, size_t size)
111{ 111{
112 void *ret=realloc(ptr,size); 112 void *ret=realloc(ptr, size);
113 if (! ret && size) { 113 if (! ret && size) {
114 fprintf(stderr,_("%s: Out of memory!\n"),"getopt"); 114 fprintf(stderr, ("%s: Out of memory!\n"), "getopt");
115 exit(XALLOC_EXIT_CODE); 115 exit(XALLOC_EXIT_CODE);
116 } 116 }
117 return(ret); 117 return(ret);
118} 118}
119 119
… …
124 * 124 *
125 * Bash only needs special treatment for single quotes; tcsh also recognizes 125 * Bash only needs special treatment for single quotes; tcsh also recognizes
126 * exclamation marks within single quotes, and nukes whitespace. This 126 * exclamation marks within single quotes, and nukes whitespace. This
127 * function returns a pointer to a buffer that is overwritten by each call. 127 * function returns a pointer to a buffer that is overwritten by each call.
128 */ 128 */
129const char *normalize(const char *arg) 129static const char *normalize(const char *arg)
130{ 130{
131 static char *BUFFER=NULL; 131 static char *BUFFER = NULL;
132 const char *argptr=arg; 132 const char *argptr = arg;
133 char *bufptr; 133 char *bufptr;
134 134
135 if (BUFFER != NULL) 135 if (BUFFER != NULL)
136 free(BUFFER); 136 free(BUFFER);
137 137
138 if (!quote) { 138 if (!quote) {
139 /* Just copy arg */ 139 /* Just copy arg */
140 BUFFER=our_malloc(strlen(arg)+1); 140 BUFFER = our_malloc(strlen(arg)+1);
141 141
142 strcpy(BUFFER,arg); 142 strcpy(BUFFER, arg);
143 return BUFFER; 143 return BUFFER;
144 } 144 }
145 145
146 /* 146 /*
147 * Each character in arg may take upto four characters in the 147 * Each character in arg may take upto four characters in the
148 * result: For a quote we need a closing quote, a backslash, a quote 148 * result: For a quote we need a closing quote, a backslash, a quote
149 * and an opening quote! We need also the global opening and closing 149 * and an opening quote! We need also the global opening and closing
150 * quote, and one extra character for '\0'. 150 * quote, and one extra character for '\0'.
151 */ 151 */
152 BUFFER=our_malloc(strlen(arg)*4+3); 152 BUFFER = our_malloc(strlen(arg)*4+3);
153 153
154 bufptr=BUFFER; 154 bufptr = BUFFER;
155 *bufptr++='\''; 155 *bufptr++ = '\'';
156 156
157 while (*argptr) { 157 while (*argptr) {
158 if (*argptr == '\'') { 158 if (*argptr == '\'') {
159 /* Quote: replace it with: '\'' */ 159 /* Quote: replace it with: '\'' */
160 *bufptr++='\''; 160 *bufptr++ = '\'';
161 *bufptr++='\\'; 161 *bufptr++ = '\\';
162 *bufptr++='\''; 162 *bufptr++ = '\'';
163 *bufptr++='\''; 163 *bufptr++ = '\'';
164 } else if (shell==TCSH && *argptr=='!') { 164 } else if (shell == TCSH && *argptr == '!') {
165 /* Exclamation mark: replace it with: \! */ 165 /* Exclamation mark: replace it with: \! */
166 *bufptr++='\''; 166 *bufptr++ = '\'';
167 *bufptr++='\\'; 167 *bufptr++ = '\\';
168 *bufptr++='!'; 168 *bufptr++ = '!';
169 *bufptr++='\''; 169 *bufptr++ = '\'';
170 } else if (shell==TCSH && *argptr=='\n') { 170 } else if (shell == TCSH && *argptr == '\n') {
171 /* Newline: replace it with: \n */ 171 /* Newline: replace it with: \n */
172 *bufptr++='\\'; 172 *bufptr++ = '\\';
173 *bufptr++='n'; 173 *bufptr++ = 'n';
174 } else if (shell==TCSH && isspace(*argptr)) { 174 } else if (shell == TCSH && isspace(*argptr)) {
175 /* Non-newline whitespace: replace it with \<ws> */ 175 /* Non-newline whitespace: replace it with \<ws> */
176 *bufptr++='\''; 176 *bufptr++ = '\'';
177 *bufptr++='\\'; 177 *bufptr++ = '\\';
178 *bufptr++=*argptr; 178 *bufptr++ = *argptr;
179 *bufptr++='\''; 179 *bufptr++ = '\'';
180 } else 180 } else
181 /* Just copy */ 181 /* Just copy */
182 *bufptr++=*argptr; 182 *bufptr++ = *argptr;
183 argptr++; 183 argptr++;
184 } 184 }
185 *bufptr++='\''; 185 *bufptr++ = '\'';
186 *bufptr++='\0'; 186 *bufptr++ = '\0';
187 return BUFFER; 187 return BUFFER;
188} 188}
189 189
190/* 190/*
191 * Generate the output. argv[0] is the program name (used for reporting errors). 191 * Generate the output. argv[0] is the program name (used for reporting errors).
192 * argv[1..] contains the options to be parsed. argc must be the number of 192 * argv[1..] contains the options to be parsed. argc must be the number of
193 * elements in argv (ie. 1 if there are no options, only the program name), 193 * elements in argv (ie. 1 if there are no options, only the program name),
194 * optstr must contain the short options, and longopts the long options. 194 * optstr must contain the short options, and longopts the long options.
195 * Other settings are found in global variables. 195 * Other settings are found in global variables.
196 */ 196 */
197int generate_output(char * argv[],int argc,const char *optstr, 197static int generate_output(char *argv[], int argc, const char *optstr,
198 const struct option *longopts) 198 const struct option *longopts)
199{ 199{
200 int exit_code = EXIT_SUCCESS; /* Assume everything will be OK */ 200 int exit_code = EXIT_SUCCESS; /* Assume everything will be OK */
201 int opt; 201 int opt;
202 int longindex; 202 int longindex;
203 const char *charptr; 203 const char *charptr;
204 204
205 if (quiet_errors) 205 if (quiet_errors)
206 /* No error reporting from getopt(3) */ 206 /* No error reporting from getopt(3) */
207 opterr=0; 207 opterr = 0;
208 /* Reset getopt(3) */ 208 /* Reset getopt(3) */
209 optind=0; 209 optind = 0;
210 210
211 while ((opt = (alternative? 211 while ((opt =
212 getopt_long_only(argc,argv,optstr,longopts,&longindex):
213 getopt_long(argc,argv,optstr,longopts,&longindex))) 212 (getopt_long_fp(argc, argv, optstr, longopts, &longindex)))
214 != EOF) 213 != EOF)
215 if (opt == '?' || opt == ':' ) 214 if (opt == '?' || opt == ':')
216 exit_code = GETOPT_EXIT_CODE; 215 exit_code = GETOPT_EXIT_CODE;
217 else if (!quiet_output) 216 else if (!quiet_output) {
218 {
219 if (opt == LONG_OPT) { 217 if (opt == LONG_OPT) {
220 printf(" --%s",longopts[longindex].name); 218 printf(" --%s", longopts[longindex].name);
221 if (longopts[longindex].has_arg) 219 if (longopts[longindex].has_arg)
222 printf(" %s",
223 normalize(optarg?optarg:"")); 220 printf(" %s", normalize(optarg ? optarg : ""));
224 } else if (opt == NON_OPT) 221 } else if (opt == NON_OPT)
225 printf(" %s",normalize(optarg)); 222 printf(" %s", normalize(optarg));
226 else { 223 else {
227 printf(" -%c",opt); 224 printf(" -%c", opt);
228 charptr = strchr(optstr,opt); 225 charptr = strchr(optstr, opt);
229 if (charptr != NULL && *++charptr == ':') 226 if (charptr != NULL && *++charptr == ':')
230 printf(" %s",
231 normalize(optarg?optarg:"")); 227 printf(" %s", normalize(optarg ? optarg : ""));
232 } 228 }
233 } 229 }
234 230
235 if (! quiet_output) { 231 if (!quiet_output) {
236 printf(" --"); 232 printf(" --");
237 while (optind < argc) 233 while (optind < argc)
238 printf(" %s",normalize(argv[optind++])); 234 printf(" %s", normalize(argv[optind++]));
239 printf("\n"); 235 printf("\n");
240 } 236 }
241 return exit_code; 237 return exit_code;
242} 238}
243 239
244/* 240/*
245 * Report an error when parsing getopt's own arguments. If message is NULL, 241 * Report an error when parsing getopt's own arguments. If message is NULL,
246 * we already sent a message, we just exit with a helpful hint. 242 * we already sent a message, we just exit with a helpful hint.
247 */ 243 */
248void parse_error(const char *message) 244static void __attribute__ ((__noreturn__)) parse_error(const char *message)
249{ 245{
250 if (message) 246 if (message)
251 fprintf(stderr,"getopt: %s\n",message); 247 fprintf(stderr, "getopt: %s\n", message);
252 fputs(_("Try `getopt --help' for more information.\n"),stderr); 248 fputs(_("Try `getopt --help' for more information.\n"), stderr);
253 exit(PARAMETER_EXIT_CODE); 249 exit(PARAMETER_EXIT_CODE);
254} 250}
255 251
256static struct option *long_options=NULL; 252static struct option *long_options = NULL;
257static int long_options_length=0; /* Length of array */ 253static int long_options_length = 0; /* Length of array */
258static int long_options_nr=0; /* Nr of used elements in array */ 254static int long_options_nr = 0; /* Nr of used elements in array */
259#define LONG_OPTIONS_INCR 10 255#define LONG_OPTIONS_INCR 10
260#define init_longopt() add_longopt(NULL,0) 256#define init_longopt() add_longopt(NULL,0)
261 257
262/* Register a long option. The contents of name is copied. */ 258/* Register a long option. The contents of name is copied. */
263void add_longopt(const char *name,int has_arg) 259static void add_longopt(const char *name, int has_arg)
264{ 260{
265 char *tmp; 261 char *tmp;
266 if (!name) { 262 if (!name) {
267 /* init */ 263 /* init */
268 free(long_options); 264 free(long_options);
269 long_options=NULL; 265 long_options = NULL;
270 long_options_length=0; 266 long_options_length = 0;
271 long_options_nr=0; 267 long_options_nr = 0;
272 } 268 }
273 269
274 if (long_options_nr == long_options_length) { 270 if (long_options_nr == long_options_length) {
275 long_options_length += LONG_OPTIONS_INCR; 271 long_options_length += LONG_OPTIONS_INCR;
276 long_options=our_realloc(long_options, 272 long_options = our_realloc(long_options,
277 sizeof(struct option) * 273 sizeof(struct option) *
278 long_options_length); 274 long_options_length);
279 } 275 }
280 276
281 long_options[long_options_nr].name=NULL; 277 long_options[long_options_nr].name = NULL;
282 long_options[long_options_nr].has_arg=0; 278 long_options[long_options_nr].has_arg = 0;
283 long_options[long_options_nr].flag=NULL; 279 long_options[long_options_nr].flag = NULL;
284 long_options[long_options_nr].val=0; 280 long_options[long_options_nr].val = 0;
285 281
286 if (long_options_nr) { 282 if (long_options_nr) {
287 /* Not for init! */ 283 /* Not for init! */
288 long_options[long_options_nr-1].has_arg=has_arg; 284 long_options[long_options_nr - 1].has_arg = has_arg;
289 long_options[long_options_nr-1].flag=NULL; 285 long_options[long_options_nr - 1].flag = NULL;
290 long_options[long_options_nr-1].val=LONG_OPT; 286 long_options[long_options_nr - 1].val = LONG_OPT;
291 tmp = our_malloc(strlen(name)+1); 287 tmp = our_malloc(strlen(name) + 1);
292 strcpy(tmp,name); 288 strcpy(tmp, name);
293 long_options[long_options_nr-1].name=tmp; 289 long_options[long_options_nr - 1].name = tmp;
294 } 290 }
295 long_options_nr++; 291 long_options_nr++;
296} 292}
297 293
298 294
299/* 295/*
300 * Register several long options. options is a string of long options, 296 * Register several long options. options is a string of long options,
301 * separated by commas or whitespace. This nukes options! 297 * separated by commas or whitespace. This nukes options!
302 */ 298 */
303void add_long_options(char *options) 299static void add_long_options(char *options)
304{ 300{
305 int arg_opt; 301 int arg_opt;
306 char *tokptr=strtok(options,", \t\n"); 302 char *tokptr = strtok(options, ", \t\n");
307 while (tokptr) { 303 while (tokptr) {
308 arg_opt=no_argument; 304 arg_opt = no_argument;
309 if (strlen(tokptr) > 0) { 305 if (strlen(tokptr) > 0) {
310 if (tokptr[strlen(tokptr)-1] == ':') { 306 if (tokptr[strlen(tokptr) - 1] == ':') {
311 if (tokptr[strlen(tokptr)-2] == ':') { 307 if (tokptr[strlen(tokptr) - 2] == ':') {
312 tokptr[strlen(tokptr)-2]='\0'; 308 tokptr[strlen(tokptr) - 2] = '\0';
313 arg_opt=optional_argument; 309 arg_opt = optional_argument;
314 } else { 310 } else {
315 tokptr[strlen(tokptr)-1]='\0'; 311 tokptr[strlen(tokptr) - 1] = '\0';
316 arg_opt=required_argument; 312 arg_opt = required_argument;
317 } 313 }
318 if (strlen(tokptr) == 0) 314 if (strlen(tokptr) == 0)
315 parse_error(_
319 parse_error(_("empty long option after " 316 ("empty long option after "
320 "-l or --long argument")); 317 "-l or --long argument"));
321 } 318 }
322 add_longopt(tokptr,arg_opt); 319 add_longopt(tokptr, arg_opt);
323 } 320 }
324 tokptr=strtok(NULL,", \t\n"); 321 tokptr = strtok(NULL, ", \t\n");
325 } 322 }
326} 323}
327 324
328void set_shell(const char *new_shell) 325static void set_shell(const char *new_shell)
329{ 326{
330 if (!strcmp(new_shell,"bash")) 327 if (!strcmp(new_shell, "bash"))
331 shell=BASH; 328 shell = BASH;
332 else if (!strcmp(new_shell,"tcsh")) 329 else if (!strcmp(new_shell, "tcsh"))
333 shell=TCSH; 330 shell = TCSH;
334 else if (!strcmp(new_shell,"sh")) 331 else if (!strcmp(new_shell, "sh"))
335 shell=BASH; 332 shell = BASH;
336 else if (!strcmp(new_shell,"csh")) 333 else if (!strcmp(new_shell, "csh"))
337 shell=TCSH; 334 shell = TCSH;
338 else 335 else
336 parse_error(_
339 parse_error(_("unknown shell after -s or --shell argument")); 337 ("unknown shell after -s or --shell argument"));
340} 338}
341 339
342void print_help(void) 340static void __attribute__ ((__noreturn__)) print_help(void)
343{ 341{
344 fputs(_("Usage: getopt optstring parameters\n"),stderr); 342 fputs(_("Usage: getopt optstring parameters\n"), stderr);
345 fputs(_(" getopt [options] [--] optstring parameters\n"),stderr); 343 fputs(_(" getopt [options] [--] optstring parameters\n"), stderr);
346 fputs(_(" getopt [options] -o|--options optstring [options] [--]\n"),stderr); 344 fputs(_(" getopt [options] -o|--options optstring [options] [--]\n"), stderr);
347 fputs(_(" parameters\n"),stderr); 345 fputs(_(" parameters\n"), stderr);
348 fputs(_(" -a, --alternative Allow long options starting with single -\n"),stderr); 346 fputs(_(" -a, --alternative Allow long options starting with single -\n"), stderr);
349 fputs(_(" -h, --help This small usage guide\n"),stderr); 347 fputs(_(" -h, --help This small usage guide\n"), stderr);
350 fputs(_(" -l, --longoptions=longopts Long options to be recognized\n"),stderr); 348 fputs(_(" -l, --longoptions=longopts Long options to be recognized\n"), stderr);
351 fputs(_(" -n, --name=progname The name under which errors are reported\n"),stderr); 349 fputs(_(" -n, --name=progname The name under which errors are reported\n"), stderr);
352 fputs(_(" -o, --options=optstring Short options to be recognized\n"),stderr); 350 fputs(_(" -o, --options=optstring Short options to be recognized\n"), stderr);
353 fputs(_(" -q, --quiet Disable error reporting by getopt(3)\n"),stderr); 351 fputs(_(" -q, --quiet Disable error reporting by getopt(3)\n"), stderr);
354 fputs(_(" -Q, --quiet-output No normal output\n"),stderr); 352 fputs(_(" -Q, --quiet-output No normal output\n"), stderr);
355 fputs(_(" -s, --shell=shell Set shell quoting conventions\n"),stderr); 353 fputs(_(" -s, --shell=shell Set shell quoting conventions\n"), stderr);
356 fputs(_(" -T, --test Test for getopt(1) version\n"),stderr); 354 fputs(_(" -T, --test Test for getopt(1) version\n"), stderr);
357 fputs(_(" -u, --unqote Do not quote the output\n"),stderr); 355 fputs(_(" -u, --unqote Do not quote the output\n"), stderr);
358 fputs(_(" -V, --version Output version information\n"),stderr); 356 fputs(_(" -V, --version Output version information\n"), stderr);
359 exit(PARAMETER_EXIT_CODE); 357 exit(PARAMETER_EXIT_CODE);
360} 358}
361
362static struct option longopts[]={ {"options",required_argument,NULL,'o'},
363 {"longoptions",required_argument,NULL,'l'},
364 {"quiet",no_argument,NULL,'q'},
365 {"quiet-output",no_argument,NULL,'Q'},
366 {"shell",required_argument,NULL,'s'},
367 {"test",no_argument,NULL,'T'},
368 {"unquoted",no_argument,NULL,'u'},
369 {"help",no_argument,NULL,'h'},
370 {"alternative",no_argument,NULL,'a'},
371 {"name",required_argument,NULL,'n'},
372 {"version",no_argument,NULL,'V'},
373 {NULL,0,NULL,0}
374 };
375
376/* Stop scanning as soon as a non-option argument is found! */
377static const char *shortopts="+ao:l:n:qQs:TuhV";
378 359
379int main(int argc, char *argv[]) 360int main(int argc, char *argv[])
380{ 361{
381 char *optstr=NULL; 362 char *optstr = NULL;
382 char *name=NULL; 363 char *name = NULL;
383 int opt; 364 int opt;
384 int compatible=0; 365 int compatible = 0;
385 366
367 /* Stop scanning as soon as a non-option argument is found! */
368 static const char *shortopts = "+ao:l:n:qQs:TuhV";
369 static const struct option longopts[] = {
370 {"options", required_argument, NULL, 'o'},
371 {"longoptions", required_argument, NULL, 'l'},
372 {"quiet", no_argument, NULL, 'q'},
373 {"quiet-output", no_argument, NULL, 'Q'},
374 {"shell", required_argument, NULL, 's'},
375 {"test", no_argument, NULL, 'T'},
376 {"unquoted", no_argument, NULL, 'u'},
377 {"help", no_argument, NULL, 'h'},
378 {"alternative", no_argument, NULL, 'a'},
379 {"name", required_argument, NULL, 'n'},
380 {"version", no_argument, NULL, 'V'},
381 {NULL, 0, NULL, 0}
382 };
386#if WITHOUT_GETTEXT 383#if WITHOUT_GETTEXT
387#else 384#else
388 setlocale(LC_ALL,""); 385 setlocale(LC_ALL, "");
389 bindtextdomain(PACKAGE, LOCALEDIR); 386 bindtextdomain(PACKAGE, LOCALEDIR);
390 textdomain(PACKAGE); 387 textdomain(PACKAGE);
391#endif 388#endif
392 389
393 init_longopt(); 390 init_longopt();
391 getopt_long_fp = getopt_long;
394 392
395 if (getenv("GETOPT_COMPATIBLE")) 393 if (getenv("GETOPT_COMPATIBLE"))
396 compatible=1; 394 compatible = 1;
397 395
398 if (argc == 1) 396 if (argc == 1) {
399 {
400 if (compatible) { 397 if (compatible) {
401 /* 398 /*
402 * For some reason, the original getopt gave no error 399 * For some reason, the original getopt gave no
403 * when there were no arguments. 400 * error when there were no arguments.
404 */ 401 */
405 printf(" --\n"); 402 printf(" --\n");
406 return EXIT_SUCCESS; 403 return EXIT_SUCCESS;
407 }
408 else 404 } else
409 parse_error(_("missing optstring argument")); 405 parse_error(_("missing optstring argument"));
410 406 }
411 407
408
412 if (argv[1][0] != '-' || compatible) { 409 if (argv[1][0] != '-' || compatible) {
413 quote=0; 410 quote = 0;
414 optstr=our_malloc(strlen(argv[1])+1); 411 optstr = our_malloc(strlen(argv[1]) + 1);
415 strcpy(optstr,argv[1]+strspn(argv[1],"-+")); 412 strcpy(optstr, argv[1] + strspn(argv[1], "-+"));
416 argv[1]=argv[0]; 413 argv[1] = argv[0];
417 return generate_output(argv+1,argc-1,optstr,long_options); 414 return generate_output(argv + 1, argc - 1, optstr,
415 long_options);
418 } 416 }
419 417
418 while ((opt =
420 while ((opt=getopt_long(argc,argv,shortopts,longopts,NULL)) != EOF) 419 getopt_long(argc, argv, shortopts, longopts, NULL)) != EOF)
421 switch (opt) { 420 switch (opt) {
422 case 'a': 421 case 'a':
423 alternative=1; 422 getopt_long_fp = getopt_long_only;
424 break; 423 break;
425 case 'h': 424 case 'h':
426 print_help(); 425 print_help();
427 case 'o': 426 case 'o':
428 if (optstr) 427 if (optstr)
429 free(optstr); 428 free(optstr);
430 optstr=our_malloc(strlen(optarg)+1); 429 optstr = our_malloc(strlen(optarg)+1);
431 strcpy(optstr,optarg); 430 strcpy(optstr, optarg);
432 break; 431 break;
433 case 'l': 432 case 'l':
434 add_long_options(optarg); 433 add_long_options(optarg);
435 break; 434 break;
436 case 'n': 435 case 'n':
437 if (name) 436 if (name)
438 free(name); 437 free(name);
439 name=our_malloc(strlen(optarg)+1); 438 name = our_malloc(strlen(optarg)+1);
440 strcpy(name,optarg); 439 strcpy(name, optarg);
441 break; 440 break;
442 case 'q': 441 case 'q':
443 quiet_errors=1; 442 quiet_errors = 1;
444 break; 443 break;
445 case 'Q': 444 case 'Q':
446 quiet_output=1; 445 quiet_output = 1;
447 break; 446 break;
448 case 's': 447 case 's':
449 set_shell(optarg); 448 set_shell(optarg);
450 break; 449 break;
451 case 'T': 450 case 'T':
452 return TEST_EXIT_CODE; 451 return TEST_EXIT_CODE;
453 case 'u': 452 case 'u':
454 quote=0; 453 quote = 0;
455 break; 454 break;
456 case 'V': 455 case 'V':
457 printf(_("getopt (enhanced) 1.1.4\n")); 456 printf(_("getopt (enhanced) 1.1.4\n"));
458 return EXIT_SUCCESS; 457 return EXIT_SUCCESS;
459 case '?': 458 case '?':
… …
461 parse_error(NULL); 460 parse_error(NULL);
462 default: 461 default:
463 parse_error(_("internal error, contact the author.")); 462 parse_error(_("internal error, contact the author."));
464 } 463 }
465 464
466 if (!optstr) 465 if (!optstr) {
467 {
468 if (optind >= argc) 466 if (optind >= argc)
469 parse_error(_("missing optstring argument")); 467 parse_error(_("missing optstring argument"));
470 else { 468 else {
471 optstr=our_malloc(strlen(argv[optind])+1); 469 optstr=our_malloc(strlen(argv[optind])+1);
472 strcpy(optstr,argv[optind]); 470 strcpy(optstr, argv[optind]);
473 optind++; 471 optind++;
474 } 472 }
475 } 473 }
476 if (name) 474 if (name)
477 argv[optind-1]=name; 475 argv[optind - 1] = name;
478 else 476 else
479 argv[optind-1]=argv[0]; 477 argv[optind - 1] = argv[0];
480 return generate_output(argv+optind-1,argc-optind+1,optstr,long_options); 478 return generate_output(argv + optind - 1, argc-optind + 1,
479 optstr, long_options);
481} 480}
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