Commit | Line | Data |
---|---|---|
cc248aae WD |
1 | /** \ingroup popt |
2 | * \file popt/popt.c | |
3 | */ | |
4 | ||
bc93ee84 | 5 | /* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING |
b348deae | 6 | file accompanying popt source distributions, available from |
cc248aae WD |
7 | ftp://ftp.rpm.org/pub/rpm/dist */ |
8 | ||
9 | #undef MYDEBUG | |
62402cb1 | 10 | |
b348deae | 11 | #include "system.h" |
cc248aae WD |
12 | |
13 | #if HAVE_FLOAT_H | |
14 | #include <float.h> | |
15 | #endif | |
16 | #include <math.h> | |
17 | ||
62402cb1 | 18 | #include "findme.h" |
62402cb1 MP |
19 | #include "poptint.h" |
20 | ||
bc93ee84 WD |
21 | #ifdef MYDEBUG |
22 | /*@unchecked@*/ | |
23 | int _popt_debug = 0; | |
24 | #endif | |
25 | ||
26 | #if !defined(HAVE_STRERROR) && !defined(__LCLINT__) | |
27 | static char * strerror(int errno) | |
28 | { | |
62402cb1 MP |
29 | extern int sys_nerr; |
30 | extern char * sys_errlist[]; | |
31 | ||
32 | if ((0 <= errno) && (errno < sys_nerr)) | |
33 | return sys_errlist[errno]; | |
34 | else | |
35 | return POPT_("unknown errno"); | |
36 | } | |
37 | #endif | |
38 | ||
cc248aae | 39 | #ifdef MYDEBUG |
bc93ee84 WD |
40 | /*@unused@*/ |
41 | static void prtcon(const char *msg, poptContext con) | |
cc248aae WD |
42 | { |
43 | if (msg) fprintf(stderr, "%s", msg); | |
44 | fprintf(stderr, "\tcon %p os %p nextCharArg \"%s\" nextArg \"%s\" argv[%d] \"%s\"\n", | |
45 | con, con->os, | |
46 | (con->os->nextCharArg ? con->os->nextCharArg : ""), | |
47 | (con->os->nextArg ? con->os->nextArg : ""), | |
48 | con->os->next, | |
49 | (con->os->argv && con->os->argv[con->os->next] | |
50 | ? con->os->argv[con->os->next] : "")); | |
51 | } | |
52 | #endif | |
53 | ||
54 | void poptSetExecPath(poptContext con, const char * path, int allowAbsolute) | |
55 | { | |
56 | con->execPath = _free(con->execPath); | |
b348deae | 57 | con->execPath = xstrdup(path); |
62402cb1 | 58 | con->execAbsolute = allowAbsolute; |
bc93ee84 | 59 | /*@-nullstate@*/ /* LCL: con->execPath not NULL */ |
cc248aae WD |
60 | return; |
61 | /*@=nullstate@*/ | |
62402cb1 MP |
62 | } |
63 | ||
cc248aae WD |
64 | static void invokeCallbacksPRE(poptContext con, const struct poptOption * opt) |
65 | /*@globals internalState@*/ | |
66 | /*@modifies internalState@*/ | |
67 | { | |
68 | if (opt != NULL) | |
69 | for (; opt->longName || opt->shortName || opt->arg; opt++) { | |
70 | if (opt->arg == NULL) continue; /* XXX program error. */ | |
71 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) { | |
bc93ee84 WD |
72 | void * arg = opt->arg; |
73 | /*@-branchstate@*/ | |
74 | /* XXX sick hack to preserve pretense of ABI. */ | |
75 | if (arg == poptHelpOptions) arg = poptHelpOptionsI18N; | |
76 | /*@=branchstate@*/ | |
cc248aae | 77 | /* Recurse on included sub-tables. */ |
bc93ee84 | 78 | invokeCallbacksPRE(con, arg); |
cc248aae WD |
79 | } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK && |
80 | (opt->argInfo & POPT_CBFLAG_PRE)) | |
81 | { /*@-castfcnptr@*/ | |
82 | poptCallbackType cb = (poptCallbackType)opt->arg; | |
83 | /*@=castfcnptr@*/ | |
84 | /* Perform callback. */ | |
bc93ee84 | 85 | /*@-noeffectuncon @*/ |
cc248aae | 86 | cb(con, POPT_CALLBACK_REASON_PRE, NULL, NULL, opt->descrip); |
bc93ee84 | 87 | /*@=noeffectuncon @*/ |
cc248aae WD |
88 | } |
89 | } | |
90 | } | |
b348deae | 91 | |
cc248aae WD |
92 | static void invokeCallbacksPOST(poptContext con, const struct poptOption * opt) |
93 | /*@globals internalState@*/ | |
94 | /*@modifies internalState@*/ | |
95 | { | |
96 | if (opt != NULL) | |
97 | for (; opt->longName || opt->shortName || opt->arg; opt++) { | |
98 | if (opt->arg == NULL) continue; /* XXX program error. */ | |
62402cb1 | 99 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) { |
bc93ee84 WD |
100 | void * arg = opt->arg; |
101 | /*@-branchstate@*/ | |
102 | /* XXX sick hack to preserve pretense of ABI. */ | |
103 | if (arg == poptHelpOptions) arg = poptHelpOptionsI18N; | |
104 | /*@=branchstate@*/ | |
cc248aae | 105 | /* Recurse on included sub-tables. */ |
bc93ee84 | 106 | invokeCallbacksPOST(con, arg); |
cc248aae WD |
107 | } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK && |
108 | (opt->argInfo & POPT_CBFLAG_POST)) | |
109 | { /*@-castfcnptr@*/ | |
110 | poptCallbackType cb = (poptCallbackType)opt->arg; | |
111 | /*@=castfcnptr@*/ | |
112 | /* Perform callback. */ | |
bc93ee84 | 113 | /*@-noeffectuncon @*/ |
cc248aae | 114 | cb(con, POPT_CALLBACK_REASON_POST, NULL, NULL, opt->descrip); |
bc93ee84 | 115 | /*@=noeffectuncon @*/ |
cc248aae WD |
116 | } |
117 | } | |
118 | } | |
119 | ||
120 | static void invokeCallbacksOPTION(poptContext con, | |
121 | const struct poptOption * opt, | |
122 | const struct poptOption * myOpt, | |
123 | /*@null@*/ const void * myData, int shorty) | |
124 | /*@globals internalState@*/ | |
125 | /*@modifies internalState@*/ | |
126 | { | |
127 | const struct poptOption * cbopt = NULL; | |
128 | ||
129 | if (opt != NULL) | |
130 | for (; opt->longName || opt->shortName || opt->arg; opt++) { | |
131 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) { | |
bc93ee84 WD |
132 | void * arg = opt->arg; |
133 | /*@-branchstate@*/ | |
134 | /* XXX sick hack to preserve pretense of ABI. */ | |
135 | if (arg == poptHelpOptions) arg = poptHelpOptionsI18N; | |
136 | /*@=branchstate@*/ | |
cc248aae WD |
137 | /* Recurse on included sub-tables. */ |
138 | if (opt->arg != NULL) /* XXX program error */ | |
139 | invokeCallbacksOPTION(con, opt->arg, myOpt, myData, shorty); | |
140 | } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK && | |
141 | !(opt->argInfo & POPT_CBFLAG_SKIPOPTION)) { | |
142 | /* Save callback info. */ | |
143 | cbopt = opt; | |
144 | } else if (cbopt != NULL && | |
145 | ((myOpt->shortName && opt->shortName && shorty && | |
146 | myOpt->shortName == opt->shortName) || | |
147 | (myOpt->longName && opt->longName && | |
148 | /*@-nullpass@*/ /* LCL: opt->longName != NULL */ | |
149 | !strcmp(myOpt->longName, opt->longName))) | |
150 | /*@=nullpass@*/ | |
151 | ) | |
152 | { /*@-castfcnptr@*/ | |
153 | poptCallbackType cb = (poptCallbackType)cbopt->arg; | |
154 | /*@=castfcnptr@*/ | |
155 | const void * cbData = (cbopt->descrip ? cbopt->descrip : myData); | |
156 | /* Perform callback. */ | |
157 | if (cb != NULL) { /* XXX program error */ | |
bc93ee84 | 158 | /*@-noeffectuncon @*/ |
cc248aae WD |
159 | cb(con, POPT_CALLBACK_REASON_OPTION, myOpt, |
160 | con->os->nextArg, cbData); | |
bc93ee84 | 161 | /*@=noeffectuncon @*/ |
cc248aae WD |
162 | } |
163 | /* Terminate (unless explcitly continuing). */ | |
164 | if (!(cbopt->argInfo & POPT_CBFLAG_CONTINUE)) | |
165 | return; | |
62402cb1 | 166 | } |
62402cb1 MP |
167 | } |
168 | } | |
169 | ||
b348deae | 170 | poptContext poptGetContext(const char * name, int argc, const char ** argv, |
cc248aae WD |
171 | const struct poptOption * options, int flags) |
172 | { | |
62402cb1 MP |
173 | poptContext con = malloc(sizeof(*con)); |
174 | ||
cc248aae | 175 | if (con == NULL) return NULL; /* XXX can't happen */ |
62402cb1 MP |
176 | memset(con, 0, sizeof(*con)); |
177 | ||
178 | con->os = con->optionStack; | |
179 | con->os->argc = argc; | |
cc248aae | 180 | /*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */ |
62402cb1 | 181 | con->os->argv = argv; |
cc248aae | 182 | /*@=dependenttrans =assignexpose@*/ |
b348deae | 183 | con->os->argb = NULL; |
62402cb1 MP |
184 | |
185 | if (!(flags & POPT_CONTEXT_KEEP_FIRST)) | |
186 | con->os->next = 1; /* skip argv[0] */ | |
187 | ||
cc248aae WD |
188 | con->leftovers = calloc( (argc + 1), sizeof(*con->leftovers) ); |
189 | /*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */ | |
62402cb1 | 190 | con->options = options; |
cc248aae | 191 | /*@=dependenttrans =assignexpose@*/ |
b348deae MP |
192 | con->aliases = NULL; |
193 | con->numAliases = 0; | |
62402cb1 | 194 | con->flags = flags; |
b348deae MP |
195 | con->execs = NULL; |
196 | con->numExecs = 0; | |
197 | con->finalArgvAlloced = argc * 2; | |
198 | con->finalArgv = calloc( con->finalArgvAlloced, sizeof(*con->finalArgv) ); | |
62402cb1 | 199 | con->execAbsolute = 1; |
b348deae | 200 | con->arg_strip = NULL; |
62402cb1 MP |
201 | |
202 | if (getenv("POSIXLY_CORRECT") || getenv("POSIX_ME_HARDER")) | |
203 | con->flags |= POPT_CONTEXT_POSIXMEHARDER; | |
b348deae | 204 | |
cc248aae | 205 | if (name) { |
bc93ee84 WD |
206 | size_t bufsize = strlen(name) + 1; |
207 | char * t = malloc(bufsize); | |
208 | if (t) { | |
209 | strlcpy(t, name, bufsize); | |
210 | con->appName = t; | |
211 | } | |
cc248aae | 212 | } |
62402cb1 | 213 | |
cc248aae WD |
214 | /*@-internalglobs@*/ |
215 | invokeCallbacksPRE(con, con->options); | |
216 | /*@=internalglobs@*/ | |
62402cb1 MP |
217 | |
218 | return con; | |
219 | } | |
220 | ||
cc248aae WD |
221 | static void cleanOSE(/*@special@*/ struct optionStackEntry *os) |
222 | /*@uses os @*/ | |
223 | /*@releases os->nextArg, os->argv, os->argb @*/ | |
224 | /*@modifies os @*/ | |
b348deae | 225 | { |
cc248aae WD |
226 | os->nextArg = _free(os->nextArg); |
227 | os->argv = _free(os->argv); | |
228 | os->argb = PBM_FREE(os->argb); | |
b348deae MP |
229 | } |
230 | ||
bc93ee84 | 231 | /*@-boundswrite@*/ |
cc248aae WD |
232 | void poptResetContext(poptContext con) |
233 | { | |
b348deae MP |
234 | int i; |
235 | ||
cc248aae | 236 | if (con == NULL) return; |
b348deae MP |
237 | while (con->os > con->optionStack) { |
238 | cleanOSE(con->os--); | |
239 | } | |
cc248aae | 240 | con->os->argb = PBM_FREE(con->os->argb); |
62402cb1 MP |
241 | con->os->currAlias = NULL; |
242 | con->os->nextCharArg = NULL; | |
243 | con->os->nextArg = NULL; | |
244 | con->os->next = 1; /* skip argv[0] */ | |
245 | ||
246 | con->numLeftovers = 0; | |
247 | con->nextLeftover = 0; | |
248 | con->restLeftover = 0; | |
249 | con->doExec = NULL; | |
b348deae | 250 | |
cc248aae | 251 | if (con->finalArgv != NULL) |
bc93ee84 | 252 | for (i = 0; i < con->finalArgvCount; i++) { |
cc248aae WD |
253 | /*@-unqualifiedtrans@*/ /* FIX: typedef double indirection. */ |
254 | con->finalArgv[i] = _free(con->finalArgv[i]); | |
255 | /*@=unqualifiedtrans@*/ | |
bc93ee84 | 256 | } |
b348deae | 257 | |
62402cb1 | 258 | con->finalArgvCount = 0; |
cc248aae WD |
259 | con->arg_strip = PBM_FREE(con->arg_strip); |
260 | /*@-nullstate@*/ /* FIX: con->finalArgv != NULL */ | |
261 | return; | |
262 | /*@=nullstate@*/ | |
62402cb1 | 263 | } |
bc93ee84 | 264 | /*@=boundswrite@*/ |
62402cb1 | 265 | |
cc248aae | 266 | /* Only one of longName, shortName should be set, not both. */ |
bc93ee84 | 267 | /*@-boundswrite@*/ |
cc248aae WD |
268 | static int handleExec(/*@special@*/ poptContext con, |
269 | /*@null@*/ const char * longName, char shortName) | |
270 | /*@uses con->execs, con->numExecs, con->flags, con->doExec, | |
271 | con->finalArgv, con->finalArgvAlloced, con->finalArgvCount @*/ | |
272 | /*@modifies con @*/ | |
273 | { | |
274 | poptItem item; | |
62402cb1 MP |
275 | int i; |
276 | ||
cc248aae WD |
277 | if (con->execs == NULL || con->numExecs <= 0) /* XXX can't happen */ |
278 | return 0; | |
62402cb1 | 279 | |
cc248aae WD |
280 | for (i = con->numExecs - 1; i >= 0; i--) { |
281 | item = con->execs + i; | |
282 | if (longName && !(item->option.longName && | |
283 | !strcmp(longName, item->option.longName))) | |
284 | continue; | |
285 | else if (shortName != item->option.shortName) | |
286 | continue; | |
287 | break; | |
288 | } | |
62402cb1 MP |
289 | if (i < 0) return 0; |
290 | ||
cc248aae | 291 | |
62402cb1 MP |
292 | if (con->flags & POPT_CONTEXT_NO_EXEC) |
293 | return 1; | |
294 | ||
b348deae | 295 | if (con->doExec == NULL) { |
62402cb1 MP |
296 | con->doExec = con->execs + i; |
297 | return 1; | |
298 | } | |
299 | ||
300 | /* We already have an exec to do; remember this option for next | |
301 | time 'round */ | |
302 | if ((con->finalArgvCount + 1) >= (con->finalArgvAlloced)) { | |
303 | con->finalArgvAlloced += 10; | |
304 | con->finalArgv = realloc(con->finalArgv, | |
305 | sizeof(*con->finalArgv) * con->finalArgvAlloced); | |
306 | } | |
307 | ||
308 | i = con->finalArgvCount++; | |
cc248aae | 309 | if (con->finalArgv != NULL) /* XXX can't happen */ |
bc93ee84 WD |
310 | { size_t bufsize = (longName ? strlen(longName) : 0) + 3; |
311 | char *s = malloc(bufsize); | |
cc248aae WD |
312 | if (s != NULL) { /* XXX can't happen */ |
313 | if (longName) | |
bc93ee84 | 314 | snprintf(s, bufsize, "--%s", longName); |
cc248aae | 315 | else |
bc93ee84 | 316 | snprintf(s, bufsize, "-%c", shortName); |
cc248aae WD |
317 | con->finalArgv[i] = s; |
318 | } else | |
319 | con->finalArgv[i] = NULL; | |
b348deae | 320 | } |
62402cb1 | 321 | |
cc248aae | 322 | /*@-nullstate@*/ /* FIX: con->finalArgv[] == NULL */ |
62402cb1 | 323 | return 1; |
cc248aae | 324 | /*@=nullstate@*/ |
62402cb1 | 325 | } |
bc93ee84 | 326 | /*@=boundswrite@*/ |
62402cb1 MP |
327 | |
328 | /* Only one of longName, shortName may be set at a time */ | |
cc248aae WD |
329 | static int handleAlias(/*@special@*/ poptContext con, |
330 | /*@null@*/ const char * longName, char shortName, | |
bc93ee84 | 331 | /*@exposed@*/ /*@null@*/ const char * nextCharArg) |
cc248aae WD |
332 | /*@uses con->aliases, con->numAliases, con->optionStack, con->os, |
333 | con->os->currAlias, con->os->currAlias->option.longName @*/ | |
334 | /*@modifies con @*/ | |
335 | { | |
336 | poptItem item = con->os->currAlias; | |
337 | int rc; | |
62402cb1 MP |
338 | int i; |
339 | ||
cc248aae WD |
340 | if (item) { |
341 | if (longName && (item->option.longName && | |
342 | !strcmp(longName, item->option.longName))) | |
343 | return 0; | |
344 | if (shortName && shortName == item->option.shortName) | |
345 | return 0; | |
346 | } | |
347 | ||
348 | if (con->aliases == NULL || con->numAliases <= 0) /* XXX can't happen */ | |
62402cb1 MP |
349 | return 0; |
350 | ||
cc248aae WD |
351 | for (i = con->numAliases - 1; i >= 0; i--) { |
352 | item = con->aliases + i; | |
353 | if (longName && !(item->option.longName && | |
354 | !strcmp(longName, item->option.longName))) | |
355 | continue; | |
356 | else if (shortName != item->option.shortName) | |
357 | continue; | |
358 | break; | |
62402cb1 | 359 | } |
62402cb1 MP |
360 | if (i < 0) return 0; |
361 | ||
b348deae | 362 | if ((con->os - con->optionStack + 1) == POPT_OPTION_DEPTH) |
62402cb1 MP |
363 | return POPT_ERROR_OPTSTOODEEP; |
364 | ||
bc93ee84 | 365 | /*@-boundsread@*/ |
62402cb1 MP |
366 | if (nextCharArg && *nextCharArg) |
367 | con->os->nextCharArg = nextCharArg; | |
bc93ee84 | 368 | /*@=boundsread@*/ |
62402cb1 MP |
369 | |
370 | con->os++; | |
371 | con->os->next = 0; | |
372 | con->os->stuffed = 0; | |
b348deae MP |
373 | con->os->nextArg = NULL; |
374 | con->os->nextCharArg = NULL; | |
62402cb1 | 375 | con->os->currAlias = con->aliases + i; |
cc248aae | 376 | rc = poptDupArgv(con->os->currAlias->argc, con->os->currAlias->argv, |
b348deae MP |
377 | &con->os->argc, &con->os->argv); |
378 | con->os->argb = NULL; | |
62402cb1 | 379 | |
cc248aae | 380 | return (rc ? rc : 1); |
62402cb1 MP |
381 | } |
382 | ||
bc93ee84 | 383 | /*@-bounds -boundswrite @*/ |
cc248aae | 384 | static int execCommand(poptContext con) |
bc93ee84 WD |
385 | /*@globals internalState @*/ |
386 | /*@modifies internalState @*/ | |
cc248aae WD |
387 | { |
388 | poptItem item = con->doExec; | |
b348deae | 389 | const char ** argv; |
cc248aae WD |
390 | int argc = 0; |
391 | int rc; | |
62402cb1 | 392 | |
cc248aae WD |
393 | if (item == NULL) /*XXX can't happen*/ |
394 | return POPT_ERROR_NOARG; | |
62402cb1 | 395 | |
cc248aae WD |
396 | if (item->argv == NULL || item->argc < 1 || |
397 | (!con->execAbsolute && strchr(item->argv[0], '/'))) | |
398 | return POPT_ERROR_NOARG; | |
399 | ||
400 | argv = malloc(sizeof(*argv) * | |
401 | (6 + item->argc + con->numLeftovers + con->finalArgvCount)); | |
bc93ee84 | 402 | if (argv == NULL) return POPT_ERROR_MALLOC; |
62402cb1 | 403 | |
bc93ee84 WD |
404 | if (!strchr(item->argv[0], '/') && con->execPath != NULL) { |
405 | size_t bufsize = strlen(con->execPath) + strlen(item->argv[0]) + sizeof "/"; | |
406 | char *s = alloca(bufsize); | |
407 | snprintf(s, bufsize, "%s/%s", con->execPath, item->argv[0]); | |
cc248aae | 408 | argv[argc] = s; |
bc93ee84 | 409 | } else |
cc248aae | 410 | argv[argc] = findProgramPath(item->argv[0]); |
cc248aae | 411 | if (argv[argc++] == NULL) return POPT_ERROR_NOARG; |
62402cb1 | 412 | |
cc248aae WD |
413 | if (item->argc > 1) { |
414 | memcpy(argv + argc, item->argv + 1, sizeof(*argv) * (item->argc - 1)); | |
415 | argc += (item->argc - 1); | |
416 | } | |
62402cb1 | 417 | |
cc248aae WD |
418 | if (con->finalArgv != NULL && con->finalArgvCount > 0) { |
419 | memcpy(argv + argc, con->finalArgv, | |
420 | sizeof(*argv) * con->finalArgvCount); | |
421 | argc += con->finalArgvCount; | |
422 | } | |
62402cb1 | 423 | |
cc248aae | 424 | if (con->leftovers != NULL && con->numLeftovers > 0) { |
cc248aae WD |
425 | memcpy(argv + argc, con->leftovers, sizeof(*argv) * con->numLeftovers); |
426 | argc += con->numLeftovers; | |
62402cb1 MP |
427 | } |
428 | ||
cc248aae | 429 | argv[argc] = NULL; |
62402cb1 MP |
430 | |
431 | #ifdef __hpux | |
bc93ee84 WD |
432 | rc = setresgid(getgid(), getgid(),-1); |
433 | if (rc) return POPT_ERROR_ERRNO; | |
cc248aae WD |
434 | rc = setresuid(getuid(), getuid(),-1); |
435 | if (rc) return POPT_ERROR_ERRNO; | |
62402cb1 | 436 | #else |
b348deae MP |
437 | /* |
438 | * XXX " ... on BSD systems setuid() should be preferred over setreuid()" | |
439 | * XXX sez' Timur Bakeyev <mc@bat.ru> | |
440 | * XXX from Norbert Warmuth <nwarmuth@privat.circular.de> | |
441 | */ | |
442 | #if defined(HAVE_SETUID) | |
bc93ee84 WD |
443 | rc = setgid(getgid()); |
444 | if (rc) return POPT_ERROR_ERRNO; | |
cc248aae WD |
445 | rc = setuid(getuid()); |
446 | if (rc) return POPT_ERROR_ERRNO; | |
b348deae | 447 | #elif defined (HAVE_SETREUID) |
bc93ee84 WD |
448 | rc = setregid(getgid(), getgid()); |
449 | if (rc) return POPT_ERROR_ERRNO; | |
450 | rc = setreuid(getuid(), getuid()); | |
cc248aae | 451 | if (rc) return POPT_ERROR_ERRNO; |
b348deae MP |
452 | #else |
453 | ; /* Can't drop privileges */ | |
454 | #endif | |
62402cb1 MP |
455 | #endif |
456 | ||
cc248aae WD |
457 | if (argv[0] == NULL) |
458 | return POPT_ERROR_NOARG; | |
bc93ee84 WD |
459 | |
460 | #ifdef MYDEBUG | |
461 | if (_popt_debug) | |
cc248aae WD |
462 | { const char ** avp; |
463 | fprintf(stderr, "==> execvp(%s) argv[%d]:", argv[0], argc); | |
464 | for (avp = argv; *avp; avp++) | |
465 | fprintf(stderr, " '%s'", *avp); | |
466 | fprintf(stderr, "\n"); | |
467 | } | |
468 | #endif | |
469 | ||
470 | rc = execvp(argv[0], (char *const *)argv); | |
bc93ee84 | 471 | |
cc248aae | 472 | return POPT_ERROR_ERRNO; |
62402cb1 | 473 | } |
bc93ee84 | 474 | /*@=bounds =boundswrite @*/ |
62402cb1 | 475 | |
bc93ee84 | 476 | /*@-boundswrite@*/ |
cc248aae WD |
477 | /*@observer@*/ /*@null@*/ static const struct poptOption * |
478 | findOption(const struct poptOption * opt, /*@null@*/ const char * longName, | |
479 | char shortName, | |
480 | /*@null@*/ /*@out@*/ poptCallbackType * callback, | |
481 | /*@null@*/ /*@out@*/ const void ** callbackData, | |
482 | int singleDash) | |
483 | /*@modifies *callback, *callbackData */ | |
b348deae | 484 | { |
62402cb1 MP |
485 | const struct poptOption * cb = NULL; |
486 | ||
b348deae | 487 | /* This happens when a single - is given */ |
cc248aae | 488 | if (singleDash && !shortName && (longName && *longName == '\0')) |
b348deae MP |
489 | shortName = '-'; |
490 | ||
cc248aae WD |
491 | for (; opt->longName || opt->shortName || opt->arg; opt++) { |
492 | ||
62402cb1 | 493 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) { |
cc248aae | 494 | const struct poptOption * opt2; |
bc93ee84 | 495 | void * arg = opt->arg; |
cc248aae | 496 | |
bc93ee84 WD |
497 | /*@-branchstate@*/ |
498 | /* XXX sick hack to preserve pretense of ABI. */ | |
499 | if (arg == poptHelpOptions) arg = poptHelpOptionsI18N; | |
500 | /*@=branchstate@*/ | |
cc248aae | 501 | /* Recurse on included sub-tables. */ |
bc93ee84 WD |
502 | if (arg == NULL) continue; /* XXX program error */ |
503 | opt2 = findOption(arg, longName, shortName, callback, | |
62402cb1 | 504 | callbackData, singleDash); |
cc248aae WD |
505 | if (opt2 == NULL) continue; |
506 | /* Sub-table data will be inheirited if no data yet. */ | |
507 | if (!(callback && *callback)) return opt2; | |
508 | if (!(callbackData && *callbackData == NULL)) return opt2; | |
509 | /*@-observertrans -dependenttrans @*/ | |
510 | *callbackData = opt->descrip; | |
511 | /*@=observertrans =dependenttrans @*/ | |
512 | return opt2; | |
62402cb1 MP |
513 | } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK) { |
514 | cb = opt; | |
b348deae | 515 | } else if (longName && opt->longName && |
62402cb1 | 516 | (!singleDash || (opt->argInfo & POPT_ARGFLAG_ONEDASH)) && |
cc248aae WD |
517 | /*@-nullpass@*/ /* LCL: opt->longName != NULL */ |
518 | !strcmp(longName, opt->longName)) | |
519 | /*@=nullpass@*/ | |
520 | { | |
62402cb1 MP |
521 | break; |
522 | } else if (shortName && shortName == opt->shortName) { | |
523 | break; | |
524 | } | |
62402cb1 MP |
525 | } |
526 | ||
cc248aae WD |
527 | if (!opt->longName && !opt->shortName) |
528 | return NULL; | |
529 | /*@-modobserver -mods @*/ | |
530 | if (callback) *callback = NULL; | |
531 | if (callbackData) *callbackData = NULL; | |
62402cb1 | 532 | if (cb) { |
cc248aae WD |
533 | if (callback) |
534 | /*@-castfcnptr@*/ | |
535 | *callback = (poptCallbackType)cb->arg; | |
536 | /*@=castfcnptr@*/ | |
537 | if (!(cb->argInfo & POPT_CBFLAG_INC_DATA)) { | |
538 | if (callbackData) | |
539 | /*@-observertrans@*/ /* FIX: typedef double indirection. */ | |
540 | *callbackData = cb->descrip; | |
541 | /*@=observertrans@*/ | |
542 | } | |
62402cb1 | 543 | } |
cc248aae | 544 | /*@=modobserver =mods @*/ |
62402cb1 MP |
545 | |
546 | return opt; | |
547 | } | |
bc93ee84 | 548 | /*@=boundswrite@*/ |
62402cb1 | 549 | |
cc248aae WD |
550 | static const char * findNextArg(/*@special@*/ poptContext con, |
551 | unsigned argx, int delete_arg) | |
552 | /*@uses con->optionStack, con->os, | |
553 | con->os->next, con->os->argb, con->os->argc, con->os->argv @*/ | |
554 | /*@modifies con @*/ | |
b348deae MP |
555 | { |
556 | struct optionStackEntry * os = con->os; | |
557 | const char * arg; | |
558 | ||
559 | do { | |
560 | int i; | |
561 | arg = NULL; | |
562 | while (os->next == os->argc && os > con->optionStack) os--; | |
563 | if (os->next == os->argc && os == con->optionStack) break; | |
cc248aae | 564 | if (os->argv != NULL) |
b348deae | 565 | for (i = os->next; i < os->argc; i++) { |
cc248aae WD |
566 | /*@-sizeoftype@*/ |
567 | if (os->argb && PBM_ISSET(i, os->argb)) | |
568 | /*@innercontinue@*/ continue; | |
569 | if (*os->argv[i] == '-') | |
570 | /*@innercontinue@*/ continue; | |
571 | if (--argx > 0) | |
572 | /*@innercontinue@*/ continue; | |
b348deae | 573 | arg = os->argv[i]; |
cc248aae | 574 | if (delete_arg) { |
b348deae | 575 | if (os->argb == NULL) os->argb = PBM_ALLOC(os->argc); |
cc248aae | 576 | if (os->argb != NULL) /* XXX can't happen */ |
b348deae MP |
577 | PBM_SET(i, os->argb); |
578 | } | |
cc248aae WD |
579 | /*@innerbreak@*/ break; |
580 | /*@=sizeoftype@*/ | |
b348deae MP |
581 | } |
582 | if (os > con->optionStack) os--; | |
583 | } while (arg == NULL); | |
584 | return arg; | |
585 | } | |
586 | ||
bc93ee84 | 587 | /*@-boundswrite@*/ |
cc248aae WD |
588 | static /*@only@*/ /*@null@*/ const char * |
589 | expandNextArg(/*@special@*/ poptContext con, const char * s) | |
590 | /*@uses con->optionStack, con->os, | |
591 | con->os->next, con->os->argb, con->os->argc, con->os->argv @*/ | |
592 | /*@modifies con @*/ | |
b348deae | 593 | { |
cc248aae | 594 | const char * a = NULL; |
bc93ee84 | 595 | size_t alen, pos; |
b348deae MP |
596 | char *t, *te; |
597 | size_t tn = strlen(s) + 1; | |
598 | char c; | |
599 | ||
600 | te = t = malloc(tn);; | |
cc248aae | 601 | if (t == NULL) return NULL; /* XXX can't happen */ |
b348deae MP |
602 | while ((c = *s++) != '\0') { |
603 | switch (c) { | |
604 | #if 0 /* XXX can't do this */ | |
605 | case '\\': /* escape */ | |
606 | c = *s++; | |
cc248aae | 607 | /*@switchbreak@*/ break; |
b348deae MP |
608 | #endif |
609 | case '!': | |
610 | if (!(s[0] == '#' && s[1] == ':' && s[2] == '+')) | |
cc248aae WD |
611 | /*@switchbreak@*/ break; |
612 | /* XXX Make sure that findNextArg deletes only next arg. */ | |
613 | if (a == NULL) { | |
614 | if ((a = findNextArg(con, 1, 1)) == NULL) | |
615 | /*@switchbreak@*/ break; | |
616 | } | |
b348deae MP |
617 | s += 3; |
618 | ||
619 | alen = strlen(a); | |
620 | tn += alen; | |
bc93ee84 | 621 | pos = te - t; |
b348deae | 622 | t = realloc(t, tn); |
bc93ee84 | 623 | te = t + pos; |
b348deae MP |
624 | strncpy(te, a, alen); te += alen; |
625 | continue; | |
cc248aae | 626 | /*@notreached@*/ /*@switchbreak@*/ break; |
b348deae | 627 | default: |
cc248aae | 628 | /*@switchbreak@*/ break; |
b348deae MP |
629 | } |
630 | *te++ = c; | |
631 | } | |
632 | *te = '\0'; | |
cc248aae | 633 | t = realloc(t, strlen(t) + 1); /* XXX memory leak, hard to plug */ |
b348deae MP |
634 | return t; |
635 | } | |
bc93ee84 | 636 | /*@=boundswrite@*/ |
b348deae | 637 | |
cc248aae WD |
638 | static void poptStripArg(/*@special@*/ poptContext con, int which) |
639 | /*@uses con->arg_strip, con->optionStack @*/ | |
640 | /*@defines con->arg_strip @*/ | |
641 | /*@modifies con @*/ | |
b348deae | 642 | { |
cc248aae WD |
643 | /*@-sizeoftype@*/ |
644 | if (con->arg_strip == NULL) | |
b348deae | 645 | con->arg_strip = PBM_ALLOC(con->optionStack[0].argc); |
cc248aae | 646 | if (con->arg_strip != NULL) /* XXX can't happen */ |
b348deae | 647 | PBM_SET(which, con->arg_strip); |
cc248aae WD |
648 | /*@=sizeoftype@*/ |
649 | /*@-compdef@*/ /* LCL: con->arg_strip udefined? */ | |
650 | return; | |
651 | /*@=compdef@*/ | |
652 | } | |
653 | ||
bc93ee84 | 654 | int poptSaveLong(long * arg, int argInfo, long aLong) |
cc248aae | 655 | { |
bc93ee84 WD |
656 | /* XXX Check alignment, may fail on funky platforms. */ |
657 | if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1))) | |
cc248aae WD |
658 | return POPT_ERROR_NULLARG; |
659 | ||
bc93ee84 | 660 | if (argInfo & POPT_ARGFLAG_NOT) |
cc248aae | 661 | aLong = ~aLong; |
bc93ee84 | 662 | switch (argInfo & POPT_ARGFLAG_LOGICALOPS) { |
cc248aae | 663 | case 0: |
bc93ee84 | 664 | *arg = aLong; |
cc248aae WD |
665 | break; |
666 | case POPT_ARGFLAG_OR: | |
bc93ee84 | 667 | *arg |= aLong; |
cc248aae WD |
668 | break; |
669 | case POPT_ARGFLAG_AND: | |
bc93ee84 | 670 | *arg &= aLong; |
cc248aae WD |
671 | break; |
672 | case POPT_ARGFLAG_XOR: | |
bc93ee84 | 673 | *arg ^= aLong; |
cc248aae WD |
674 | break; |
675 | default: | |
676 | return POPT_ERROR_BADOPERATION; | |
677 | /*@notreached@*/ break; | |
678 | } | |
679 | return 0; | |
680 | } | |
681 | ||
bc93ee84 | 682 | int poptSaveInt(/*@null@*/ int * arg, int argInfo, long aLong) |
cc248aae | 683 | { |
bc93ee84 WD |
684 | /* XXX Check alignment, may fail on funky platforms. */ |
685 | if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1))) | |
cc248aae WD |
686 | return POPT_ERROR_NULLARG; |
687 | ||
bc93ee84 | 688 | if (argInfo & POPT_ARGFLAG_NOT) |
cc248aae | 689 | aLong = ~aLong; |
bc93ee84 | 690 | switch (argInfo & POPT_ARGFLAG_LOGICALOPS) { |
cc248aae | 691 | case 0: |
bc93ee84 | 692 | *arg = aLong; |
cc248aae WD |
693 | break; |
694 | case POPT_ARGFLAG_OR: | |
bc93ee84 | 695 | *arg |= aLong; |
cc248aae WD |
696 | break; |
697 | case POPT_ARGFLAG_AND: | |
bc93ee84 | 698 | *arg &= aLong; |
cc248aae WD |
699 | break; |
700 | case POPT_ARGFLAG_XOR: | |
bc93ee84 | 701 | *arg ^= aLong; |
cc248aae WD |
702 | break; |
703 | default: | |
704 | return POPT_ERROR_BADOPERATION; | |
705 | /*@notreached@*/ break; | |
706 | } | |
707 | return 0; | |
b348deae MP |
708 | } |
709 | ||
bc93ee84 | 710 | /*@-boundswrite@*/ |
62402cb1 | 711 | /* returns 'val' element, -1 on last item, POPT_ERROR_* on error */ |
b348deae MP |
712 | int poptGetNextOpt(poptContext con) |
713 | { | |
62402cb1 MP |
714 | const struct poptOption * opt = NULL; |
715 | int done = 0; | |
62402cb1 | 716 | |
cc248aae WD |
717 | if (con == NULL) |
718 | return -1; | |
62402cb1 | 719 | while (!done) { |
b348deae MP |
720 | const char * origOptString = NULL; |
721 | poptCallbackType cb = NULL; | |
722 | const void * cbData = NULL; | |
723 | const char * longArg = NULL; | |
724 | int canstrip = 0; | |
cc248aae | 725 | int shorty = 0; |
b348deae MP |
726 | |
727 | while (!con->os->nextCharArg && con->os->next == con->os->argc | |
728 | && con->os > con->optionStack) { | |
729 | cleanOSE(con->os--); | |
730 | } | |
62402cb1 | 731 | if (!con->os->nextCharArg && con->os->next == con->os->argc) { |
cc248aae WD |
732 | /*@-internalglobs@*/ |
733 | invokeCallbacksPOST(con, con->options); | |
734 | /*@=internalglobs@*/ | |
735 | if (con->doExec) return execCommand(con); | |
62402cb1 MP |
736 | return -1; |
737 | } | |
738 | ||
b348deae | 739 | /* Process next long option */ |
62402cb1 | 740 | if (!con->os->nextCharArg) { |
b348deae MP |
741 | char * localOptString, * optString; |
742 | int thisopt; | |
743 | ||
cc248aae | 744 | /*@-sizeoftype@*/ |
b348deae MP |
745 | if (con->os->argb && PBM_ISSET(con->os->next, con->os->argb)) { |
746 | con->os->next++; | |
747 | continue; | |
748 | } | |
cc248aae WD |
749 | /*@=sizeoftype@*/ |
750 | thisopt = con->os->next; | |
751 | if (con->os->argv != NULL) /* XXX can't happen */ | |
62402cb1 MP |
752 | origOptString = con->os->argv[con->os->next++]; |
753 | ||
cc248aae WD |
754 | if (origOptString == NULL) /* XXX can't happen */ |
755 | return POPT_ERROR_BADOPT; | |
756 | ||
62402cb1 | 757 | if (con->restLeftover || *origOptString != '-') { |
62402cb1 MP |
758 | if (con->flags & POPT_CONTEXT_POSIXMEHARDER) |
759 | con->restLeftover = 1; | |
cc248aae WD |
760 | if (con->flags & POPT_CONTEXT_ARG_OPTS) { |
761 | con->os->nextArg = xstrdup(origOptString); | |
762 | return 0; | |
763 | } | |
764 | if (con->leftovers != NULL) /* XXX can't happen */ | |
765 | con->leftovers[con->numLeftovers++] = origOptString; | |
62402cb1 MP |
766 | continue; |
767 | } | |
768 | ||
769 | /* Make a copy we can hack at */ | |
bc93ee84 WD |
770 | { size_t bufsize = strlen(origOptString) + 1; |
771 | localOptString = optString = alloca(bufsize); | |
772 | if (optString == NULL) /* XXX can't happen */ | |
773 | return POPT_ERROR_BADOPT; | |
774 | strlcpy(optString, origOptString, bufsize); | |
775 | } | |
62402cb1 | 776 | |
cc248aae | 777 | if (optString[0] == '\0') |
62402cb1 MP |
778 | return POPT_ERROR_BADOPT; |
779 | ||
780 | if (optString[1] == '-' && !optString[2]) { | |
781 | con->restLeftover = 1; | |
782 | continue; | |
783 | } else { | |
b348deae MP |
784 | char *oe; |
785 | int singleDash; | |
786 | ||
62402cb1 MP |
787 | optString++; |
788 | if (*optString == '-') | |
789 | singleDash = 0, optString++; | |
790 | else | |
791 | singleDash = 1; | |
792 | ||
b348deae | 793 | /* XXX aliases with arg substitution need "--alias=arg" */ |
62402cb1 MP |
794 | if (handleAlias(con, optString, '\0', NULL)) |
795 | continue; | |
cc248aae | 796 | |
62402cb1 MP |
797 | if (handleExec(con, optString, '\0')) |
798 | continue; | |
799 | ||
b348deae MP |
800 | /* Check for "--long=arg" option. */ |
801 | for (oe = optString; *oe && *oe != '='; oe++) | |
cc248aae | 802 | {}; |
b348deae MP |
803 | if (*oe == '=') { |
804 | *oe++ = '\0'; | |
805 | /* XXX longArg is mapped back to persistent storage. */ | |
806 | longArg = origOptString + (oe - localOptString); | |
62402cb1 MP |
807 | } |
808 | ||
809 | opt = findOption(con->options, optString, '\0', &cb, &cbData, | |
810 | singleDash); | |
b348deae MP |
811 | if (!opt && !singleDash) |
812 | return POPT_ERROR_BADOPT; | |
62402cb1 MP |
813 | } |
814 | ||
b348deae | 815 | if (!opt) { |
62402cb1 | 816 | con->os->nextCharArg = origOptString + 1; |
b348deae | 817 | } else { |
cc248aae WD |
818 | if (con->os == con->optionStack && |
819 | opt->argInfo & POPT_ARGFLAG_STRIP) | |
820 | { | |
b348deae MP |
821 | canstrip = 1; |
822 | poptStripArg(con, thisopt); | |
823 | } | |
cc248aae | 824 | shorty = 0; |
b348deae | 825 | } |
62402cb1 MP |
826 | } |
827 | ||
b348deae | 828 | /* Process next short option */ |
cc248aae | 829 | /*@-branchstate@*/ /* FIX: W2DO? */ |
62402cb1 MP |
830 | if (con->os->nextCharArg) { |
831 | origOptString = con->os->nextCharArg; | |
832 | ||
833 | con->os->nextCharArg = NULL; | |
834 | ||
cc248aae WD |
835 | if (handleAlias(con, NULL, *origOptString, origOptString + 1)) |
836 | continue; | |
837 | ||
838 | if (handleExec(con, NULL, *origOptString)) { | |
839 | /* Restore rest of short options for further processing */ | |
62402cb1 | 840 | origOptString++; |
cc248aae WD |
841 | if (*origOptString != '\0') |
842 | con->os->nextCharArg = origOptString; | |
62402cb1 MP |
843 | continue; |
844 | } | |
62402cb1 | 845 | |
b348deae | 846 | opt = findOption(con->options, NULL, *origOptString, &cb, |
62402cb1 | 847 | &cbData, 0); |
b348deae MP |
848 | if (!opt) |
849 | return POPT_ERROR_BADOPT; | |
cc248aae | 850 | shorty = 1; |
62402cb1 MP |
851 | |
852 | origOptString++; | |
cc248aae | 853 | if (*origOptString != '\0') |
62402cb1 MP |
854 | con->os->nextCharArg = origOptString; |
855 | } | |
cc248aae | 856 | /*@=branchstate@*/ |
62402cb1 | 857 | |
cc248aae | 858 | if (opt == NULL) return POPT_ERROR_BADOPT; /* XXX can't happen */ |
b348deae | 859 | if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE) { |
bc93ee84 | 860 | if (poptSaveInt((int *)opt->arg, opt->argInfo, 1L)) |
cc248aae | 861 | return POPT_ERROR_BADOPERATION; |
b348deae | 862 | } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL) { |
cc248aae | 863 | if (opt->arg) { |
bc93ee84 | 864 | if (poptSaveInt((int *)opt->arg, opt->argInfo, (long)opt->val)) |
cc248aae | 865 | return POPT_ERROR_BADOPERATION; |
b348deae | 866 | } |
cc248aae WD |
867 | } else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) { |
868 | con->os->nextArg = _free(con->os->nextArg); | |
869 | /*@-usedef@*/ /* FIX: W2DO? */ | |
62402cb1 | 870 | if (longArg) { |
cc248aae WD |
871 | /*@=usedef@*/ |
872 | longArg = expandNextArg(con, longArg); | |
873 | con->os->nextArg = longArg; | |
62402cb1 | 874 | } else if (con->os->nextCharArg) { |
cc248aae WD |
875 | longArg = expandNextArg(con, con->os->nextCharArg); |
876 | con->os->nextArg = longArg; | |
62402cb1 | 877 | con->os->nextCharArg = NULL; |
b348deae MP |
878 | } else { |
879 | while (con->os->next == con->os->argc && | |
880 | con->os > con->optionStack) { | |
881 | cleanOSE(con->os--); | |
882 | } | |
cc248aae WD |
883 | if (con->os->next == con->os->argc) { |
884 | if (!(opt->argInfo & POPT_ARGFLAG_OPTIONAL)) | |
885 | /*@-compdef@*/ /* FIX: con->os->argv not defined */ | |
886 | return POPT_ERROR_NOARG; | |
887 | /*@=compdef@*/ | |
888 | con->os->nextArg = NULL; | |
889 | } else { | |
890 | ||
891 | /* | |
892 | * Make sure this isn't part of a short arg or the | |
893 | * result of an alias expansion. | |
894 | */ | |
895 | if (con->os == con->optionStack && | |
896 | (opt->argInfo & POPT_ARGFLAG_STRIP) && | |
897 | canstrip) { | |
898 | poptStripArg(con, con->os->next); | |
899 | } | |
b348deae | 900 | |
cc248aae WD |
901 | if (con->os->argv != NULL) { /* XXX can't happen */ |
902 | /* XXX watchout: subtle side-effects live here. */ | |
903 | longArg = con->os->argv[con->os->next++]; | |
904 | longArg = expandNextArg(con, longArg); | |
905 | con->os->nextArg = longArg; | |
906 | } | |
907 | } | |
62402cb1 | 908 | } |
cc248aae | 909 | longArg = NULL; |
62402cb1 MP |
910 | |
911 | if (opt->arg) { | |
912 | switch (opt->argInfo & POPT_ARG_MASK) { | |
cc248aae | 913 | case POPT_ARG_STRING: |
b348deae | 914 | /* XXX memory leak, hard to plug */ |
cc248aae WD |
915 | *((const char **) opt->arg) = (con->os->nextArg) |
916 | ? xstrdup(con->os->nextArg) : NULL; | |
917 | /*@switchbreak@*/ break; | |
918 | ||
919 | case POPT_ARG_INT: | |
920 | case POPT_ARG_LONG: | |
921 | { long aLong = 0; | |
922 | char *end; | |
923 | ||
924 | if (con->os->nextArg) { | |
925 | aLong = strtol(con->os->nextArg, &end, 0); | |
926 | if (!(end && *end == '\0')) | |
927 | return POPT_ERROR_BADNUMBER; | |
928 | } | |
62402cb1 | 929 | |
62402cb1 | 930 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_LONG) { |
cc248aae WD |
931 | if (aLong == LONG_MIN || aLong == LONG_MAX) |
932 | return POPT_ERROR_OVERFLOW; | |
bc93ee84 | 933 | if (poptSaveLong((long *)opt->arg, opt->argInfo, aLong)) |
cc248aae | 934 | return POPT_ERROR_BADOPERATION; |
62402cb1 MP |
935 | } else { |
936 | if (aLong > INT_MAX || aLong < INT_MIN) | |
937 | return POPT_ERROR_OVERFLOW; | |
bc93ee84 | 938 | if (poptSaveInt((int *)opt->arg, opt->argInfo, aLong)) |
cc248aae WD |
939 | return POPT_ERROR_BADOPERATION; |
940 | } | |
941 | } /*@switchbreak@*/ break; | |
942 | ||
943 | case POPT_ARG_FLOAT: | |
944 | case POPT_ARG_DOUBLE: | |
945 | { double aDouble = 0.0; | |
946 | char *end; | |
947 | ||
948 | if (con->os->nextArg) { | |
949 | /*@-mods@*/ | |
950 | int saveerrno = errno; | |
951 | errno = 0; | |
952 | aDouble = strtod(con->os->nextArg, &end); | |
953 | if (errno == ERANGE) | |
954 | return POPT_ERROR_OVERFLOW; | |
955 | errno = saveerrno; | |
956 | /*@=mods@*/ | |
957 | if (*end != '\0') | |
958 | return POPT_ERROR_BADNUMBER; | |
62402cb1 | 959 | } |
62402cb1 | 960 | |
cc248aae WD |
961 | if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_DOUBLE) { |
962 | *((double *) opt->arg) = aDouble; | |
963 | } else { | |
bc93ee84 WD |
964 | #define _ABS(a) ((((a) - 0.0) < DBL_EPSILON) ? -(a) : (a)) |
965 | if ((_ABS(aDouble) - FLT_MAX) > DBL_EPSILON) | |
cc248aae | 966 | return POPT_ERROR_OVERFLOW; |
bc93ee84 | 967 | if ((FLT_MIN - _ABS(aDouble)) > DBL_EPSILON) |
cc248aae WD |
968 | return POPT_ERROR_OVERFLOW; |
969 | *((float *) opt->arg) = aDouble; | |
970 | } | |
971 | } /*@switchbreak@*/ break; | |
972 | default: | |
973 | fprintf(stdout, | |
974 | POPT_("option type (%d) not implemented in popt\n"), | |
975 | (opt->argInfo & POPT_ARG_MASK)); | |
b348deae | 976 | exit(EXIT_FAILURE); |
cc248aae | 977 | /*@notreached@*/ /*@switchbreak@*/ break; |
62402cb1 MP |
978 | } |
979 | } | |
980 | } | |
981 | ||
cc248aae WD |
982 | if (cb) { |
983 | /*@-internalglobs@*/ | |
984 | invokeCallbacksOPTION(con, con->options, opt, cbData, shorty); | |
985 | /*@=internalglobs@*/ | |
986 | } else if (opt->val && ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_VAL)) | |
62402cb1 MP |
987 | done = 1; |
988 | ||
989 | if ((con->finalArgvCount + 2) >= (con->finalArgvAlloced)) { | |
990 | con->finalArgvAlloced += 10; | |
991 | con->finalArgv = realloc(con->finalArgv, | |
992 | sizeof(*con->finalArgv) * con->finalArgvAlloced); | |
993 | } | |
994 | ||
cc248aae | 995 | if (con->finalArgv != NULL) |
bc93ee84 WD |
996 | { ssize_t bufsize = (opt->longName ? strlen(opt->longName) : 0) + 3; |
997 | char *s = malloc(bufsize); | |
cc248aae WD |
998 | if (s != NULL) { /* XXX can't happen */ |
999 | if (opt->longName) | |
bc93ee84 | 1000 | snprintf(s, bufsize, "%s%s", |
cc248aae WD |
1001 | ((opt->argInfo & POPT_ARGFLAG_ONEDASH) ? "-" : "--"), |
1002 | opt->longName); | |
1003 | else | |
bc93ee84 | 1004 | snprintf(s, bufsize, "-%c", opt->shortName); |
cc248aae WD |
1005 | con->finalArgv[con->finalArgvCount++] = s; |
1006 | } else | |
1007 | con->finalArgv[con->finalArgvCount++] = NULL; | |
b348deae | 1008 | } |
62402cb1 | 1009 | |
cc248aae WD |
1010 | if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE) |
1011 | /*@-ifempty@*/ ; /*@=ifempty@*/ | |
1012 | else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL) | |
1013 | /*@-ifempty@*/ ; /*@=ifempty@*/ | |
1014 | else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) { | |
1015 | if (con->finalArgv != NULL && con->os->nextArg) | |
1016 | con->finalArgv[con->finalArgvCount++] = | |
1017 | /*@-nullpass@*/ /* LCL: con->os->nextArg != NULL */ | |
1018 | xstrdup(con->os->nextArg); | |
1019 | /*@=nullpass@*/ | |
b348deae | 1020 | } |
62402cb1 MP |
1021 | } |
1022 | ||
cc248aae | 1023 | return (opt ? opt->val : -1); /* XXX can't happen */ |
62402cb1 | 1024 | } |
bc93ee84 | 1025 | /*@=boundswrite@*/ |
62402cb1 | 1026 | |
cc248aae WD |
1027 | const char * poptGetOptArg(poptContext con) |
1028 | { | |
1029 | const char * ret = NULL; | |
1030 | /*@-branchstate@*/ | |
1031 | if (con) { | |
1032 | ret = con->os->nextArg; | |
1033 | con->os->nextArg = NULL; | |
1034 | } | |
1035 | /*@=branchstate@*/ | |
62402cb1 MP |
1036 | return ret; |
1037 | } | |
1038 | ||
cc248aae WD |
1039 | const char * poptGetArg(poptContext con) |
1040 | { | |
1041 | const char * ret = NULL; | |
1042 | if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers) | |
1043 | ret = con->leftovers[con->nextLeftover++]; | |
1044 | return ret; | |
62402cb1 MP |
1045 | } |
1046 | ||
cc248aae WD |
1047 | const char * poptPeekArg(poptContext con) |
1048 | { | |
1049 | const char * ret = NULL; | |
1050 | if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers) | |
1051 | ret = con->leftovers[con->nextLeftover]; | |
1052 | return ret; | |
62402cb1 MP |
1053 | } |
1054 | ||
bc93ee84 | 1055 | /*@-boundswrite@*/ |
cc248aae WD |
1056 | const char ** poptGetArgs(poptContext con) |
1057 | { | |
1058 | if (con == NULL || | |
1059 | con->leftovers == NULL || con->numLeftovers == con->nextLeftover) | |
1060 | return NULL; | |
62402cb1 MP |
1061 | |
1062 | /* some apps like [like RPM ;-) ] need this NULL terminated */ | |
1063 | con->leftovers[con->numLeftovers] = NULL; | |
1064 | ||
cc248aae | 1065 | /*@-nullret -nullstate @*/ /* FIX: typedef double indirection. */ |
62402cb1 | 1066 | return (con->leftovers + con->nextLeftover); |
cc248aae | 1067 | /*@=nullret =nullstate @*/ |
62402cb1 | 1068 | } |
bc93ee84 | 1069 | /*@=boundswrite@*/ |
62402cb1 | 1070 | |
cc248aae WD |
1071 | poptContext poptFreeContext(poptContext con) |
1072 | { | |
1073 | poptItem item; | |
62402cb1 MP |
1074 | int i; |
1075 | ||
cc248aae | 1076 | if (con == NULL) return con; |
b348deae | 1077 | poptResetContext(con); |
cc248aae | 1078 | con->os->argb = _free(con->os->argb); |
b348deae | 1079 | |
cc248aae | 1080 | if (con->aliases != NULL) |
62402cb1 | 1081 | for (i = 0; i < con->numAliases; i++) { |
cc248aae WD |
1082 | item = con->aliases + i; |
1083 | /*@-modobserver -observertrans -dependenttrans@*/ | |
1084 | item->option.longName = _free(item->option.longName); | |
1085 | item->option.descrip = _free(item->option.descrip); | |
1086 | item->option.argDescrip = _free(item->option.argDescrip); | |
1087 | /*@=modobserver =observertrans =dependenttrans@*/ | |
1088 | item->argv = _free(item->argv); | |
62402cb1 | 1089 | } |
cc248aae | 1090 | con->aliases = _free(con->aliases); |
62402cb1 | 1091 | |
cc248aae | 1092 | if (con->execs != NULL) |
62402cb1 | 1093 | for (i = 0; i < con->numExecs; i++) { |
cc248aae WD |
1094 | item = con->execs + i; |
1095 | /*@-modobserver -observertrans -dependenttrans@*/ | |
1096 | item->option.longName = _free(item->option.longName); | |
1097 | item->option.descrip = _free(item->option.descrip); | |
1098 | item->option.argDescrip = _free(item->option.argDescrip); | |
1099 | /*@=modobserver =observertrans =dependenttrans@*/ | |
1100 | item->argv = _free(item->argv); | |
62402cb1 | 1101 | } |
cc248aae WD |
1102 | con->execs = _free(con->execs); |
1103 | ||
1104 | con->leftovers = _free(con->leftovers); | |
1105 | con->finalArgv = _free(con->finalArgv); | |
1106 | con->appName = _free(con->appName); | |
1107 | con->otherHelp = _free(con->otherHelp); | |
1108 | con->execPath = _free(con->execPath); | |
1109 | con->arg_strip = PBM_FREE(con->arg_strip); | |
b348deae | 1110 | |
cc248aae WD |
1111 | con = _free(con); |
1112 | return con; | |
62402cb1 MP |
1113 | } |
1114 | ||
cc248aae | 1115 | int poptAddAlias(poptContext con, struct poptAlias alias, |
73042aae | 1116 | /*@unused@*/ UNUSED(int flags)) |
b348deae | 1117 | { |
451b5fc9 | 1118 | poptItem item = (poptItem) alloca(sizeof(*item)); |
cc248aae WD |
1119 | memset(item, 0, sizeof(*item)); |
1120 | item->option.longName = alias.longName; | |
1121 | item->option.shortName = alias.shortName; | |
1122 | item->option.argInfo = POPT_ARGFLAG_DOC_HIDDEN; | |
1123 | item->option.arg = 0; | |
1124 | item->option.val = 0; | |
1125 | item->option.descrip = NULL; | |
1126 | item->option.argDescrip = NULL; | |
1127 | item->argc = alias.argc; | |
1128 | item->argv = alias.argv; | |
1129 | return poptAddItem(con, item, 0); | |
1130 | } | |
62402cb1 | 1131 | |
bc93ee84 | 1132 | /*@-boundswrite@*/ |
cc248aae WD |
1133 | /*@-mustmod@*/ /* LCL: con not modified? */ |
1134 | int poptAddItem(poptContext con, poptItem newItem, int flags) | |
1135 | { | |
1136 | poptItem * items, item; | |
1137 | int * nitems; | |
1138 | ||
1139 | switch (flags) { | |
1140 | case 1: | |
1141 | items = &con->execs; | |
1142 | nitems = &con->numExecs; | |
1143 | break; | |
1144 | case 0: | |
1145 | items = &con->aliases; | |
1146 | nitems = &con->numAliases; | |
1147 | break; | |
1148 | default: | |
1149 | return 1; | |
1150 | /*@notreached@*/ break; | |
1151 | } | |
1152 | ||
1153 | *items = realloc((*items), ((*nitems) + 1) * sizeof(**items)); | |
1154 | if ((*items) == NULL) | |
1155 | return 1; | |
1156 | ||
1157 | item = (*items) + (*nitems); | |
b348deae | 1158 | |
cc248aae WD |
1159 | item->option.longName = |
1160 | (newItem->option.longName ? xstrdup(newItem->option.longName) : NULL); | |
1161 | item->option.shortName = newItem->option.shortName; | |
1162 | item->option.argInfo = newItem->option.argInfo; | |
1163 | item->option.arg = newItem->option.arg; | |
1164 | item->option.val = newItem->option.val; | |
1165 | item->option.descrip = | |
1166 | (newItem->option.descrip ? xstrdup(newItem->option.descrip) : NULL); | |
1167 | item->option.argDescrip = | |
1168 | (newItem->option.argDescrip ? xstrdup(newItem->option.argDescrip) : NULL); | |
1169 | item->argc = newItem->argc; | |
1170 | item->argv = newItem->argv; | |
1171 | ||
1172 | (*nitems)++; | |
62402cb1 MP |
1173 | |
1174 | return 0; | |
1175 | } | |
cc248aae | 1176 | /*@=mustmod@*/ |
bc93ee84 | 1177 | /*@=boundswrite@*/ |
62402cb1 | 1178 | |
cc248aae WD |
1179 | const char * poptBadOption(poptContext con, int flags) |
1180 | { | |
1181 | struct optionStackEntry * os = NULL; | |
62402cb1 | 1182 | |
cc248aae WD |
1183 | if (con != NULL) |
1184 | os = (flags & POPT_BADOPTION_NOALIAS) ? con->optionStack : con->os; | |
62402cb1 | 1185 | |
cc248aae WD |
1186 | /*@-nullderef@*/ /* LCL: os->argv != NULL */ |
1187 | return (os && os->argv ? os->argv[os->next - 1] : NULL); | |
1188 | /*@=nullderef@*/ | |
62402cb1 MP |
1189 | } |
1190 | ||
4fd4b3d6 | 1191 | const char * poptStrerror(const int error) |
cc248aae | 1192 | { |
62402cb1 MP |
1193 | switch (error) { |
1194 | case POPT_ERROR_NOARG: | |
1195 | return POPT_("missing argument"); | |
1196 | case POPT_ERROR_BADOPT: | |
1197 | return POPT_("unknown option"); | |
cc248aae WD |
1198 | case POPT_ERROR_BADOPERATION: |
1199 | return POPT_("mutually exclusive logical operations requested"); | |
1200 | case POPT_ERROR_NULLARG: | |
1201 | return POPT_("opt->arg should not be NULL"); | |
62402cb1 MP |
1202 | case POPT_ERROR_OPTSTOODEEP: |
1203 | return POPT_("aliases nested too deeply"); | |
1204 | case POPT_ERROR_BADQUOTE: | |
cc248aae | 1205 | return POPT_("error in parameter quoting"); |
62402cb1 MP |
1206 | case POPT_ERROR_BADNUMBER: |
1207 | return POPT_("invalid numeric value"); | |
1208 | case POPT_ERROR_OVERFLOW: | |
1209 | return POPT_("number too large or too small"); | |
cc248aae WD |
1210 | case POPT_ERROR_MALLOC: |
1211 | return POPT_("memory allocation failed"); | |
62402cb1 MP |
1212 | case POPT_ERROR_ERRNO: |
1213 | return strerror(errno); | |
1214 | default: | |
1215 | return POPT_("unknown error"); | |
1216 | } | |
1217 | } | |
1218 | ||
cc248aae WD |
1219 | int poptStuffArgs(poptContext con, const char ** argv) |
1220 | { | |
b348deae | 1221 | int argc; |
cc248aae | 1222 | int rc; |
62402cb1 MP |
1223 | |
1224 | if ((con->os - con->optionStack) == POPT_OPTION_DEPTH) | |
1225 | return POPT_ERROR_OPTSTOODEEP; | |
1226 | ||
b348deae | 1227 | for (argc = 0; argv[argc]; argc++) |
cc248aae | 1228 | {}; |
62402cb1 MP |
1229 | |
1230 | con->os++; | |
1231 | con->os->next = 0; | |
b348deae MP |
1232 | con->os->nextArg = NULL; |
1233 | con->os->nextCharArg = NULL; | |
62402cb1 | 1234 | con->os->currAlias = NULL; |
cc248aae | 1235 | rc = poptDupArgv(argc, argv, &con->os->argc, &con->os->argv); |
b348deae | 1236 | con->os->argb = NULL; |
62402cb1 MP |
1237 | con->os->stuffed = 1; |
1238 | ||
cc248aae | 1239 | return rc; |
62402cb1 MP |
1240 | } |
1241 | ||
cc248aae WD |
1242 | const char * poptGetInvocationName(poptContext con) |
1243 | { | |
1244 | return (con->os->argv ? con->os->argv[0] : ""); | |
62402cb1 | 1245 | } |
b348deae | 1246 | |
bc93ee84 | 1247 | /*@-boundswrite@*/ |
cc248aae | 1248 | int poptStrippedArgv(poptContext con, int argc, char ** argv) |
b348deae | 1249 | { |
cc248aae WD |
1250 | int numargs = argc; |
1251 | int j = 1; | |
1252 | int i; | |
b348deae | 1253 | |
cc248aae WD |
1254 | /*@-sizeoftype@*/ |
1255 | if (con->arg_strip) | |
1256 | for (i = 1; i < argc; i++) { | |
1257 | if (PBM_ISSET(i, con->arg_strip)) | |
b348deae | 1258 | numargs--; |
b348deae MP |
1259 | } |
1260 | ||
cc248aae WD |
1261 | for (i = 1; i < argc; i++) { |
1262 | if (con->arg_strip && PBM_ISSET(i, con->arg_strip)) | |
b348deae | 1263 | continue; |
cc248aae WD |
1264 | argv[j] = (j < numargs) ? argv[i] : NULL; |
1265 | j++; | |
b348deae | 1266 | } |
cc248aae | 1267 | /*@=sizeoftype@*/ |
b348deae | 1268 | |
cc248aae | 1269 | return numargs; |
b348deae | 1270 | } |
bc93ee84 | 1271 | /*@=boundswrite@*/ |