+++ /dev/null
-/** \ingroup popt
- * \file popt/popt.c
- */
-
-/* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING
- file accompanying popt source distributions, available from
- ftp://ftp.rpm.org/pub/rpm/dist */
-
-#undef MYDEBUG
-
-#include "system.h"
-
-#if HAVE_FLOAT_H
-#include <float.h>
-#endif
-#include <math.h>
-
-#include "findme.h"
-#include "poptint.h"
-
-#ifdef MYDEBUG
-/*@unchecked@*/
-int _popt_debug = 0;
-#endif
-
-#ifndef HAVE_STRERROR
-static char * strerror(int errno) {
- extern int sys_nerr;
- extern char * sys_errlist[];
-
- if ((0 <= errno) && (errno < sys_nerr))
- return sys_errlist[errno];
- else
- return POPT_("unknown errno");
-}
-#endif
-
-#ifdef MYDEBUG
-/*@unused@*/ static void prtcon(const char *msg, poptContext con)
-{
- if (msg) fprintf(stderr, "%s", msg);
- fprintf(stderr, "\tcon %p os %p nextCharArg \"%s\" nextArg \"%s\" argv[%d] \"%s\"\n",
- con, con->os,
- (con->os->nextCharArg ? con->os->nextCharArg : ""),
- (con->os->nextArg ? con->os->nextArg : ""),
- con->os->next,
- (con->os->argv && con->os->argv[con->os->next]
- ? con->os->argv[con->os->next] : ""));
-}
-#endif
-
-void poptSetExecPath(poptContext con, const char * path, int allowAbsolute)
-{
- con->execPath = (const char *)_free(con->execPath);
- con->execPath = xstrdup(path);
- con->execAbsolute = allowAbsolute;
- /*@-nullstate@*/ /* LCL: con->execPath can be NULL? */
- return;
- /*@=nullstate@*/
-}
-
-static void invokeCallbacksPRE(poptContext con, const struct poptOption * opt)
- /*@globals internalState@*/
- /*@modifies internalState@*/
-{
- if (opt != NULL)
- for (; opt->longName || opt->shortName || opt->arg; opt++) {
- if (opt->arg == NULL) continue; /* XXX program error. */
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- /* Recurse on included sub-tables. */
- invokeCallbacksPRE(con, (const struct poptOption *)opt->arg);
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK &&
- (opt->argInfo & POPT_CBFLAG_PRE))
- { /*@-castfcnptr@*/
- poptCallbackType cb = (poptCallbackType)opt->arg;
- /*@=castfcnptr@*/
- /* Perform callback. */
- /*@-moduncon -noeffectuncon @*/
- cb(con, POPT_CALLBACK_REASON_PRE, NULL, NULL, opt->descrip);
- /*@=moduncon =noeffectuncon @*/
- }
- }
-}
-
-static void invokeCallbacksPOST(poptContext con, const struct poptOption * opt)
- /*@globals internalState@*/
- /*@modifies internalState@*/
-{
- if (opt != NULL)
- for (; opt->longName || opt->shortName || opt->arg; opt++) {
- if (opt->arg == NULL) continue; /* XXX program error. */
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- /* Recurse on included sub-tables. */
- invokeCallbacksPOST(con, (const struct poptOption *)opt->arg);
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK &&
- (opt->argInfo & POPT_CBFLAG_POST))
- { /*@-castfcnptr@*/
- poptCallbackType cb = (poptCallbackType)opt->arg;
- /*@=castfcnptr@*/
- /* Perform callback. */
- /*@-moduncon -noeffectuncon @*/
- cb(con, POPT_CALLBACK_REASON_POST, NULL, NULL, opt->descrip);
- /*@=moduncon =noeffectuncon @*/
- }
- }
-}
-
-static void invokeCallbacksOPTION(poptContext con,
- const struct poptOption * opt,
- const struct poptOption * myOpt,
- /*@null@*/ const void * myData, int shorty)
- /*@globals internalState@*/
- /*@modifies internalState@*/
-{
- const struct poptOption * cbopt = NULL;
-
- if (opt != NULL)
- for (; opt->longName || opt->shortName || opt->arg; opt++) {
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- /* Recurse on included sub-tables. */
- if (opt->arg != NULL) /* XXX program error */
- invokeCallbacksOPTION(con, (const struct poptOption *)opt->arg,
- myOpt, myData, shorty);
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK &&
- !(opt->argInfo & POPT_CBFLAG_SKIPOPTION)) {
- /* Save callback info. */
- cbopt = opt;
- } else if (cbopt != NULL &&
- ((myOpt->shortName && opt->shortName && shorty &&
- myOpt->shortName == opt->shortName) ||
- (myOpt->longName && opt->longName &&
- /*@-nullpass@*/ /* LCL: opt->longName != NULL */
- !strcmp(myOpt->longName, opt->longName)))
- /*@=nullpass@*/
- )
- { /*@-castfcnptr@*/
- poptCallbackType cb = (poptCallbackType)cbopt->arg;
- /*@=castfcnptr@*/
- const void * cbData = (cbopt->descrip ? cbopt->descrip : myData);
- /* Perform callback. */
- if (cb != NULL) { /* XXX program error */
- /*@-moduncon -noeffectuncon @*/
- cb(con, POPT_CALLBACK_REASON_OPTION, myOpt,
- con->os->nextArg, cbData);
- /*@=moduncon =noeffectuncon @*/
- }
- /* Terminate (unless explcitly continuing). */
- if (!(cbopt->argInfo & POPT_CBFLAG_CONTINUE))
- return;
- }
- }
-}
-
-poptContext poptGetContext(const char * name, int argc, const char ** argv,
- const struct poptOption * options, int flags)
-{
- poptContext con = (poptContext)malloc(sizeof(*con));
-
- if (con == NULL) return NULL; /* XXX can't happen */
- memset(con, 0, sizeof(*con));
-
- con->os = con->optionStack;
- con->os->argc = argc;
- /*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */
- con->os->argv = argv;
- /*@=dependenttrans =assignexpose@*/
- con->os->argb = NULL;
-
- if (!(flags & POPT_CONTEXT_KEEP_FIRST))
- con->os->next = 1; /* skip argv[0] */
-
- con->leftovers = (const char **)calloc( (argc + 1),
- sizeof(*con->leftovers) );
- /*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */
- con->options = options;
- /*@=dependenttrans =assignexpose@*/
- con->aliases = NULL;
- con->numAliases = 0;
- con->flags = flags;
- con->execs = NULL;
- con->numExecs = 0;
- con->finalArgvAlloced = argc * 2;
- con->finalArgv = (const char **)calloc( con->finalArgvAlloced,
- sizeof(*con->finalArgv) );
- con->execAbsolute = 1;
- con->arg_strip = NULL;
-
- if (getenv("POSIXLY_CORRECT") || getenv("POSIX_ME_HARDER"))
- con->flags |= POPT_CONTEXT_POSIXMEHARDER;
-
- if (name) {
- char * t = (char *)malloc(strlen(name) + 1);
- if (t) con->appName = strcpy(t, name);
- }
-
- /*@-internalglobs@*/
- invokeCallbacksPRE(con, con->options);
- /*@=internalglobs@*/
-
- return con;
-}
-
-static void cleanOSE(/*@special@*/ struct optionStackEntry *os)
- /*@uses os @*/
- /*@releases os->nextArg, os->argv, os->argb @*/
- /*@modifies os @*/
-{
- os->nextArg = (const char *)_free(os->nextArg);
- os->argv = (const char **)_free(os->argv);
- os->argb = (pbm_set *)PBM_FREE(os->argb);
-}
-
-/*@-boundswrite@*/
-void poptResetContext(poptContext con)
-{
- int i;
-
- if (con == NULL) return;
- while (con->os > con->optionStack) {
- cleanOSE(con->os--);
- }
- con->os->argb = (pbm_set *)PBM_FREE(con->os->argb);
- con->os->currAlias = NULL;
- con->os->nextCharArg = NULL;
- con->os->nextArg = NULL;
- con->os->next = 1; /* skip argv[0] */
-
- con->numLeftovers = 0;
- con->nextLeftover = 0;
- con->restLeftover = 0;
- con->doExec = NULL;
-
- if (con->finalArgv != NULL)
- for (i = 0; i < con->finalArgvCount; i++) {
- /*@-unqualifiedtrans@*/ /* FIX: typedef double indirection. */
- con->finalArgv[i] = (const char *)_free(con->finalArgv[i]);
- /*@=unqualifiedtrans@*/
- }
-
- con->finalArgvCount = 0;
- con->arg_strip = ( pbm_set *)PBM_FREE(con->arg_strip);
- /*@-nullstate@*/ /* FIX: con->finalArgv != NULL */
- return;
- /*@=nullstate@*/
-}
-/*@=boundswrite@*/
-
-/* Only one of longName, shortName should be set, not both. */
-/*@-boundswrite@*/
-static int handleExec(/*@special@*/ poptContext con,
- /*@null@*/ const char * longName, char shortName)
- /*@uses con->execs, con->numExecs, con->flags, con->doExec,
- con->finalArgv, con->finalArgvAlloced, con->finalArgvCount @*/
- /*@modifies con @*/
-{
- poptItem item;
- int i;
-
- if (con->execs == NULL || con->numExecs <= 0) /* XXX can't happen */
- return 0;
-
- for (i = con->numExecs - 1; i >= 0; i--) {
- item = con->execs + i;
- if (longName && !(item->option.longName &&
- !strcmp(longName, item->option.longName)))
- continue;
- else if (shortName != item->option.shortName)
- continue;
- break;
- }
- if (i < 0) return 0;
-
-
- if (con->flags & POPT_CONTEXT_NO_EXEC)
- return 1;
-
- if (con->doExec == NULL) {
- con->doExec = con->execs + i;
- return 1;
- }
-
- /* We already have an exec to do; remember this option for next
- time 'round */
- if ((con->finalArgvCount + 1) >= (con->finalArgvAlloced)) {
- con->finalArgvAlloced += 10;
- con->finalArgv = (const char **)realloc(con->finalArgv,
- sizeof(*con->finalArgv) * con->finalArgvAlloced);
- }
-
- i = con->finalArgvCount++;
- if (con->finalArgv != NULL) /* XXX can't happen */
- { char *s = (char *)malloc((longName ? strlen(longName) : 0) + 3);
- if (s != NULL) { /* XXX can't happen */
- if (longName)
- sprintf(s, "--%s", longName);
- else
- sprintf(s, "-%c", shortName);
- con->finalArgv[i] = s;
- } else
- con->finalArgv[i] = NULL;
- }
-
- /*@-nullstate@*/ /* FIX: con->finalArgv[] == NULL */
- return 1;
- /*@=nullstate@*/
-}
-/*@=boundswrite@*/
-
-/* Only one of longName, shortName may be set at a time */
-static int handleAlias(/*@special@*/ poptContext con,
- /*@null@*/ const char * longName, char shortName,
- /*@exposed@*/ /*@null@*/ const char * nextCharArg)
- /*@uses con->aliases, con->numAliases, con->optionStack, con->os,
- con->os->currAlias, con->os->currAlias->option.longName @*/
- /*@modifies con @*/
-{
- poptItem item = con->os->currAlias;
- int rc;
- int i;
-
- if (item) {
- if (longName && (item->option.longName &&
- !strcmp(longName, item->option.longName)))
- return 0;
- if (shortName && shortName == item->option.shortName)
- return 0;
- }
-
- if (con->aliases == NULL || con->numAliases <= 0) /* XXX can't happen */
- return 0;
-
- for (i = con->numAliases - 1; i >= 0; i--) {
- item = con->aliases + i;
- if (longName && !(item->option.longName &&
- !strcmp(longName, item->option.longName)))
- continue;
- else if (shortName != item->option.shortName)
- continue;
- break;
- }
- if (i < 0) return 0;
-
- if ((con->os - con->optionStack + 1) == POPT_OPTION_DEPTH)
- return POPT_ERROR_OPTSTOODEEP;
-
-/*@-boundsread@*/
- if (nextCharArg && *nextCharArg)
- con->os->nextCharArg = nextCharArg;
-/*@=boundsread@*/
-
- con->os++;
- con->os->next = 0;
- con->os->stuffed = 0;
- con->os->nextArg = NULL;
- con->os->nextCharArg = NULL;
- con->os->currAlias = con->aliases + i;
- rc = poptDupArgv(con->os->currAlias->argc, con->os->currAlias->argv,
- &con->os->argc, &con->os->argv);
- con->os->argb = NULL;
-
- return (rc ? rc : 1);
-}
-
-/*@-bounds -boundswrite @*/
-static int execCommand(poptContext con)
- /*@globals internalState @*/
- /*@modifies internalState @*/
-{
- poptItem item = con->doExec;
- const char ** argv;
- int argc = 0;
- int rc;
-
- if (item == NULL) /*XXX can't happen*/
- return POPT_ERROR_NOARG;
-
- if (item->argv == NULL || item->argc < 1 ||
- (!con->execAbsolute && strchr(item->argv[0], '/')))
- return POPT_ERROR_NOARG;
-
- argv = (const char **)malloc(
- sizeof(*argv) * (6 + item->argc + con->numLeftovers + con->finalArgvCount));
- if (argv == NULL) return POPT_ERROR_MALLOC; /* XXX can't happen */
-
- if (!strchr(item->argv[0], '/') && con->execPath) {
- char *s = (char *)alloca(
- strlen(con->execPath) + strlen(item->argv[0]) + sizeof("/"));
- sprintf(s, "%s/%s", con->execPath, item->argv[0]);
- argv[argc] = s;
- } else {
- argv[argc] = findProgramPath(item->argv[0]);
- }
- if (argv[argc++] == NULL) return POPT_ERROR_NOARG;
-
- if (item->argc > 1) {
- memcpy(argv + argc, item->argv + 1, sizeof(*argv) * (item->argc - 1));
- argc += (item->argc - 1);
- }
-
- if (con->finalArgv != NULL && con->finalArgvCount > 0) {
- memcpy(argv + argc, con->finalArgv,
- sizeof(*argv) * con->finalArgvCount);
- argc += con->finalArgvCount;
- }
-
- if (con->leftovers != NULL && con->numLeftovers > 0) {
-#if 0
- argv[argc++] = "--";
-#endif
- memcpy(argv + argc, con->leftovers, sizeof(*argv) * con->numLeftovers);
- argc += con->numLeftovers;
- }
-
- argv[argc] = NULL;
-
-#ifdef __hpux
- rc = setresuid(getuid(), getuid(),-1);
- if (rc) return POPT_ERROR_ERRNO;
-#else
-/*
- * XXX " ... on BSD systems setuid() should be preferred over setreuid()"
- * XXX sez' Timur Bakeyev <mc@bat.ru>
- * XXX from Norbert Warmuth <nwarmuth@privat.circular.de>
- */
-#if defined(HAVE_SETUID)
- rc = setuid(getuid());
- if (rc) return POPT_ERROR_ERRNO;
-#elif defined (HAVE_SETREUID)
- rc = setreuid(getuid(), getuid()); /*hlauer: not portable to hpux9.01 */
- if (rc) return POPT_ERROR_ERRNO;
-#else
- ; /* Can't drop privileges */
-#endif
-#endif
-
- if (argv[0] == NULL)
- return POPT_ERROR_NOARG;
-
-#ifdef MYDEBUG
-if (_popt_debug)
- { const char ** avp;
- fprintf(stderr, "==> execvp(%s) argv[%d]:", argv[0], argc);
- for (avp = argv; *avp; avp++)
- fprintf(stderr, " '%s'", *avp);
- fprintf(stderr, "\n");
- }
-#endif
-
- rc = execvp(argv[0], (char *const *)argv);
- /* notreached */
- if (rc) {
- return POPT_ERROR_ERRNO;
- }
-
- return 0;
-}
-/*@=bounds =boundswrite @*/
-
-/*@-boundswrite@*/
-/*@observer@*/ /*@null@*/ static const struct poptOption *
-findOption(const struct poptOption * opt, /*@null@*/ const char * longName,
- char shortName,
- /*@null@*/ /*@out@*/ poptCallbackType * callback,
- /*@null@*/ /*@out@*/ const void ** callbackData,
- int singleDash)
- /*@modifies *callback, *callbackData */
-{
- const struct poptOption * cb = NULL;
-
- /* This happens when a single - is given */
- if (singleDash && !shortName && (longName && *longName == '\0'))
- shortName = '-';
-
- for (; opt->longName || opt->shortName || opt->arg; opt++) {
-
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- const struct poptOption * opt2;
-
- /* Recurse on included sub-tables. */
- if (opt->arg == NULL) continue; /* XXX program error */
- opt2 = findOption((const struct poptOption *)opt->arg, longName,
- shortName, callback,
- callbackData, singleDash);
- if (opt2 == NULL) continue;
- /* Sub-table data will be inheirited if no data yet. */
- if (!(callback && *callback)) return opt2;
- if (!(callbackData && *callbackData == NULL)) return opt2;
- /*@-observertrans -dependenttrans @*/
- *callbackData = opt->descrip;
- /*@=observertrans =dependenttrans @*/
- return opt2;
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK) {
- cb = opt;
- } else if (longName && opt->longName &&
- (!singleDash || (opt->argInfo & POPT_ARGFLAG_ONEDASH)) &&
- /*@-nullpass@*/ /* LCL: opt->longName != NULL */
- !strcmp(longName, opt->longName))
- /*@=nullpass@*/
- {
- break;
- } else if (shortName && shortName == opt->shortName) {
- break;
- }
- }
-
- if (!opt->longName && !opt->shortName)
- return NULL;
- /*@-modobserver -mods @*/
- if (callback) *callback = NULL;
- if (callbackData) *callbackData = NULL;
- if (cb) {
- if (callback)
- /*@-castfcnptr@*/
- *callback = (poptCallbackType)cb->arg;
- /*@=castfcnptr@*/
- if (!(cb->argInfo & POPT_CBFLAG_INC_DATA)) {
- if (callbackData)
- /*@-observertrans@*/ /* FIX: typedef double indirection. */
- *callbackData = cb->descrip;
- /*@=observertrans@*/
- }
- }
- /*@=modobserver =mods @*/
-
- return opt;
-}
-/*@=boundswrite@*/
-
-static const char * findNextArg(/*@special@*/ poptContext con,
- unsigned argx, int delete_arg)
- /*@uses con->optionStack, con->os,
- con->os->next, con->os->argb, con->os->argc, con->os->argv @*/
- /*@modifies con @*/
-{
- struct optionStackEntry * os = con->os;
- const char * arg;
-
- do {
- int i;
- arg = NULL;
- while (os->next == os->argc && os > con->optionStack) os--;
- if (os->next == os->argc && os == con->optionStack) break;
- if (os->argv != NULL)
- for (i = os->next; i < os->argc; i++) {
- /*@-sizeoftype@*/
- if (os->argb && PBM_ISSET(i, os->argb))
- /*@innercontinue@*/ continue;
- if (*os->argv[i] == '-')
- /*@innercontinue@*/ continue;
- if (--argx > 0)
- /*@innercontinue@*/ continue;
- arg = os->argv[i];
- if (delete_arg) {
- if (os->argb == NULL) os->argb = (pbm_set *)PBM_ALLOC(os->argc);
- if (os->argb != NULL) /* XXX can't happen */
- PBM_SET(i, os->argb);
- }
- /*@innerbreak@*/ break;
- /*@=sizeoftype@*/
- }
- if (os > con->optionStack) os--;
- } while (arg == NULL);
- return arg;
-}
-
-/*@-boundswrite@*/
-static /*@only@*/ /*@null@*/ const char *
-expandNextArg(/*@special@*/ poptContext con, const char * s)
- /*@uses con->optionStack, con->os,
- con->os->next, con->os->argb, con->os->argc, con->os->argv @*/
- /*@modifies con @*/
-{
- const char * a = NULL;
- size_t alen;
- char *t, *te;
- size_t tn = strlen(s) + 1;
- char c;
-
- te = t = (char *)malloc(tn);;
- if (t == NULL) return NULL; /* XXX can't happen */
- while ((c = *s++) != '\0') {
- switch (c) {
-#if 0 /* XXX can't do this */
- case '\\': /* escape */
- c = *s++;
- /*@switchbreak@*/ break;
-#endif
- case '!':
- if (!(s[0] == '#' && s[1] == ':' && s[2] == '+'))
- /*@switchbreak@*/ break;
- /* XXX Make sure that findNextArg deletes only next arg. */
- if (a == NULL) {
- if ((a = findNextArg(con, 1, 1)) == NULL)
- /*@switchbreak@*/ break;
- }
- s += 3;
-
- alen = strlen(a);
- tn += alen;
- *te = '\0';
- t = (char *)realloc(t, tn);
- te = t + strlen(t);
- strncpy(te, a, alen); te += alen;
- continue;
- /*@notreached@*/ /*@switchbreak@*/ break;
- default:
- /*@switchbreak@*/ break;
- }
- *te++ = c;
- }
- *te = '\0';
- t = (char *)realloc(t, strlen(t) + 1); /* XXX memory leak, hard to plug */
- return t;
-}
-/*@=boundswrite@*/
-
-static void poptStripArg(/*@special@*/ poptContext con, int which)
- /*@uses con->arg_strip, con->optionStack @*/
- /*@defines con->arg_strip @*/
- /*@modifies con @*/
-{
- /*@-sizeoftype@*/
- if (con->arg_strip == NULL)
- con->arg_strip = (pbm_set *)PBM_ALLOC(con->optionStack[0].argc);
- if (con->arg_strip != NULL) /* XXX can't happen */
- PBM_SET(which, con->arg_strip);
- /*@=sizeoftype@*/
- /*@-compdef@*/ /* LCL: con->arg_strip udefined? */
- return;
- /*@=compdef@*/
-}
-
-int poptSaveLong(long * arg, int argInfo, long aLong)
-{
- /* XXX Check alignment, may fail on funky platforms. */
- if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1)))
- return POPT_ERROR_NULLARG;
-
- if (argInfo & POPT_ARGFLAG_NOT)
- aLong = ~aLong;
- switch (argInfo & POPT_ARGFLAG_LOGICALOPS) {
- case 0:
- *arg = aLong;
- break;
- case POPT_ARGFLAG_OR:
- *arg |= aLong;
- break;
- case POPT_ARGFLAG_AND:
- *arg &= aLong;
- break;
- case POPT_ARGFLAG_XOR:
- *arg ^= aLong;
- break;
- default:
- return POPT_ERROR_BADOPERATION;
- /*@notreached@*/ break;
- }
- return 0;
-}
-
-int poptSaveInt(/*@null@*/ int * arg, int argInfo, long aLong)
-{
- /* XXX Check alignment, may fail on funky platforms. */
- if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1)))
- return POPT_ERROR_NULLARG;
-
- if (argInfo & POPT_ARGFLAG_NOT)
- aLong = ~aLong;
- switch (argInfo & POPT_ARGFLAG_LOGICALOPS) {
- case 0:
- *arg = aLong;
- break;
- case POPT_ARGFLAG_OR:
- *arg |= aLong;
- break;
- case POPT_ARGFLAG_AND:
- *arg &= aLong;
- break;
- case POPT_ARGFLAG_XOR:
- *arg ^= aLong;
- break;
- default:
- return POPT_ERROR_BADOPERATION;
- /*@notreached@*/ break;
- }
- return 0;
-}
-
-/*@-boundswrite@*/
-/* returns 'val' element, -1 on last item, POPT_ERROR_* on error */
-int poptGetNextOpt(poptContext con)
-{
- const struct poptOption * opt = NULL;
- int done = 0;
-
- if (con == NULL)
- return -1;
- while (!done) {
- const char * origOptString = NULL;
- poptCallbackType cb = NULL;
- const void * cbData = NULL;
- const char * longArg = NULL;
- int canstrip = 0;
- int shorty = 0;
-
- while (!con->os->nextCharArg && con->os->next == con->os->argc
- && con->os > con->optionStack) {
- cleanOSE(con->os--);
- }
- if (!con->os->nextCharArg && con->os->next == con->os->argc) {
- /*@-internalglobs@*/
- invokeCallbacksPOST(con, con->options);
- /*@=internalglobs@*/
- if (con->doExec) return execCommand(con);
- return -1;
- }
-
- /* Process next long option */
- if (!con->os->nextCharArg) {
- char * localOptString, * optString;
- int thisopt;
-
- /*@-sizeoftype@*/
- if (con->os->argb && PBM_ISSET(con->os->next, con->os->argb)) {
- con->os->next++;
- continue;
- }
- /*@=sizeoftype@*/
- thisopt = con->os->next;
- if (con->os->argv != NULL) /* XXX can't happen */
- origOptString = con->os->argv[con->os->next++];
-
- if (origOptString == NULL) /* XXX can't happen */
- return POPT_ERROR_BADOPT;
-
- if (con->restLeftover || *origOptString != '-') {
- if (con->flags & POPT_CONTEXT_POSIXMEHARDER)
- con->restLeftover = 1;
- if (con->flags & POPT_CONTEXT_ARG_OPTS) {
- con->os->nextArg = xstrdup(origOptString);
- return 0;
- }
- if (con->leftovers != NULL) /* XXX can't happen */
- con->leftovers[con->numLeftovers++] = origOptString;
- continue;
- }
-
- /* Make a copy we can hack at */
- localOptString = optString =
- strcpy((char *)alloca(strlen(origOptString) + 1),
- origOptString);
-
- if (optString[0] == '\0')
- return POPT_ERROR_BADOPT;
-
- if (optString[1] == '-' && !optString[2]) {
- con->restLeftover = 1;
- continue;
- } else {
- char *oe;
- int singleDash;
-
- optString++;
- if (*optString == '-')
- singleDash = 0, optString++;
- else
- singleDash = 1;
-
- /* XXX aliases with arg substitution need "--alias=arg" */
- if (handleAlias(con, optString, '\0', NULL))
- continue;
-
- if (handleExec(con, optString, '\0'))
- continue;
-
- /* Check for "--long=arg" option. */
- for (oe = optString; *oe && *oe != '='; oe++)
- {};
- if (*oe == '=') {
- *oe++ = '\0';
- /* XXX longArg is mapped back to persistent storage. */
- longArg = origOptString + (oe - localOptString);
- }
-
- opt = findOption(con->options, optString, '\0', &cb, &cbData,
- singleDash);
- if (!opt && !singleDash)
- return POPT_ERROR_BADOPT;
- }
-
- if (!opt) {
- con->os->nextCharArg = origOptString + 1;
- } else {
- if (con->os == con->optionStack &&
- opt->argInfo & POPT_ARGFLAG_STRIP)
- {
- canstrip = 1;
- poptStripArg(con, thisopt);
- }
- shorty = 0;
- }
- }
-
- /* Process next short option */
- /*@-branchstate@*/ /* FIX: W2DO? */
- if (con->os->nextCharArg) {
- origOptString = con->os->nextCharArg;
-
- con->os->nextCharArg = NULL;
-
- if (handleAlias(con, NULL, *origOptString, origOptString + 1))
- continue;
-
- if (handleExec(con, NULL, *origOptString)) {
- /* Restore rest of short options for further processing */
- origOptString++;
- if (*origOptString != '\0')
- con->os->nextCharArg = origOptString;
- continue;
- }
-
- opt = findOption(con->options, NULL, *origOptString, &cb,
- &cbData, 0);
- if (!opt)
- return POPT_ERROR_BADOPT;
- shorty = 1;
-
- origOptString++;
- if (*origOptString != '\0')
- con->os->nextCharArg = origOptString;
- }
- /*@=branchstate@*/
-
- if (opt == NULL) return POPT_ERROR_BADOPT; /* XXX can't happen */
- if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE) {
- if (poptSaveInt((int *)opt->arg, opt->argInfo, 1L))
- return POPT_ERROR_BADOPERATION;
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL) {
- if (opt->arg) {
- if (poptSaveInt((int *)opt->arg, opt->argInfo, (long)opt->val))
- return POPT_ERROR_BADOPERATION;
- }
- } else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) {
- con->os->nextArg = (const char *)_free(con->os->nextArg);
- /*@-usedef@*/ /* FIX: W2DO? */
- if (longArg) {
- /*@=usedef@*/
- longArg = expandNextArg(con, longArg);
- con->os->nextArg = longArg;
- } else if (con->os->nextCharArg) {
- longArg = expandNextArg(con, con->os->nextCharArg);
- con->os->nextArg = longArg;
- con->os->nextCharArg = NULL;
- } else {
- while (con->os->next == con->os->argc &&
- con->os > con->optionStack) {
- cleanOSE(con->os--);
- }
- if (con->os->next == con->os->argc) {
- if (!(opt->argInfo & POPT_ARGFLAG_OPTIONAL))
- /*@-compdef@*/ /* FIX: con->os->argv not defined */
- return POPT_ERROR_NOARG;
- /*@=compdef@*/
- con->os->nextArg = NULL;
- } else {
-
- /*
- * Make sure this isn't part of a short arg or the
- * result of an alias expansion.
- */
- if (con->os == con->optionStack &&
- (opt->argInfo & POPT_ARGFLAG_STRIP) &&
- canstrip) {
- poptStripArg(con, con->os->next);
- }
-
- if (con->os->argv != NULL) { /* XXX can't happen */
- /* XXX watchout: subtle side-effects live here. */
- longArg = con->os->argv[con->os->next++];
- longArg = expandNextArg(con, longArg);
- con->os->nextArg = longArg;
- }
- }
- }
- longArg = NULL;
-
- if (opt->arg) {
- switch (opt->argInfo & POPT_ARG_MASK) {
- case POPT_ARG_STRING:
- /* XXX memory leak, hard to plug */
- *((const char **) opt->arg) = (con->os->nextArg)
- ? xstrdup(con->os->nextArg) : NULL;
- /*@switchbreak@*/ break;
-
- case POPT_ARG_INT:
- case POPT_ARG_LONG:
- { long aLong = 0;
- char *end;
-
- if (con->os->nextArg) {
- aLong = strtol(con->os->nextArg, &end, 0);
- if (!(end && *end == '\0'))
- return POPT_ERROR_BADNUMBER;
- }
-
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_LONG) {
- if (aLong == LONG_MIN || aLong == LONG_MAX)
- return POPT_ERROR_OVERFLOW;
- if (poptSaveLong((long *)opt->arg, opt->argInfo, aLong))
- return POPT_ERROR_BADOPERATION;
- } else {
- if (aLong > INT_MAX || aLong < INT_MIN)
- return POPT_ERROR_OVERFLOW;
- if (poptSaveInt((int *)opt->arg, opt->argInfo, aLong))
- return POPT_ERROR_BADOPERATION;
- }
- } /*@switchbreak@*/ break;
-
- case POPT_ARG_FLOAT:
- case POPT_ARG_DOUBLE:
- { double aDouble = 0.0;
- char *end;
-
- if (con->os->nextArg) {
- /*@-mods@*/
- int saveerrno = errno;
- errno = 0;
- aDouble = strtod(con->os->nextArg, &end);
- if (errno == ERANGE)
- return POPT_ERROR_OVERFLOW;
- errno = saveerrno;
- /*@=mods@*/
- if (*end != '\0')
- return POPT_ERROR_BADNUMBER;
- }
-
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_DOUBLE) {
- *((double *) opt->arg) = aDouble;
- } else {
-#ifndef _ABS
-#define _ABS(a) ((((a) - 0.0) < DBL_EPSILON) ? -(a) : (a))
-#endif
- if ((_ABS(aDouble) - FLT_MAX) > DBL_EPSILON)
- return POPT_ERROR_OVERFLOW;
- if ((FLT_MIN - _ABS(aDouble)) > DBL_EPSILON)
- return POPT_ERROR_OVERFLOW;
- *((float *) opt->arg) = aDouble;
- }
- } /*@switchbreak@*/ break;
- default:
- fprintf(stdout,
- POPT_("option type (%d) not implemented in popt\n"),
- (opt->argInfo & POPT_ARG_MASK));
- exit(EXIT_FAILURE);
- /*@notreached@*/ /*@switchbreak@*/ break;
- }
- }
- }
-
- if (cb) {
- /*@-internalglobs@*/
- invokeCallbacksOPTION(con, con->options, opt, cbData, shorty);
- /*@=internalglobs@*/
- } else if (opt->val && ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_VAL))
- done = 1;
-
- if ((con->finalArgvCount + 2) >= (con->finalArgvAlloced)) {
- con->finalArgvAlloced += 10;
- con->finalArgv = (const char **)realloc(con->finalArgv,
- sizeof(*con->finalArgv) * con->finalArgvAlloced);
- }
-
- if (con->finalArgv != NULL)
- { char *s = (char *)malloc(
- (opt->longName ? strlen(opt->longName) : 0) + 3);
- if (s != NULL) { /* XXX can't happen */
- if (opt->longName)
- sprintf(s, "%s%s",
- ((opt->argInfo & POPT_ARGFLAG_ONEDASH) ? "-" : "--"),
- opt->longName);
- else
- sprintf(s, "-%c", opt->shortName);
- con->finalArgv[con->finalArgvCount++] = s;
- } else
- con->finalArgv[con->finalArgvCount++] = NULL;
- }
-
- if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE)
- /*@-ifempty@*/ ; /*@=ifempty@*/
- else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL)
- /*@-ifempty@*/ ; /*@=ifempty@*/
- else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) {
- if (con->finalArgv != NULL && con->os->nextArg)
- con->finalArgv[con->finalArgvCount++] =
- /*@-nullpass@*/ /* LCL: con->os->nextArg != NULL */
- xstrdup(con->os->nextArg);
- /*@=nullpass@*/
- }
- }
-
- return (opt ? opt->val : -1); /* XXX can't happen */
-}
-/*@=boundswrite@*/
-
-const char * poptGetOptArg(poptContext con)
-{
- const char * ret = NULL;
- /*@-branchstate@*/
- if (con) {
- ret = con->os->nextArg;
- con->os->nextArg = NULL;
- }
- /*@=branchstate@*/
- return ret;
-}
-
-const char * poptGetArg(poptContext con)
-{
- const char * ret = NULL;
- if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers)
- ret = con->leftovers[con->nextLeftover++];
- return ret;
-}
-
-const char * poptPeekArg(poptContext con)
-{
- const char * ret = NULL;
- if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers)
- ret = con->leftovers[con->nextLeftover];
- return ret;
-}
-
-/*@-boundswrite@*/
-const char ** poptGetArgs(poptContext con)
-{
- if (con == NULL ||
- con->leftovers == NULL || con->numLeftovers == con->nextLeftover)
- return NULL;
-
- /* some apps like [like RPM ;-) ] need this NULL terminated */
- con->leftovers[con->numLeftovers] = NULL;
-
- /*@-nullret -nullstate @*/ /* FIX: typedef double indirection. */
- return (con->leftovers + con->nextLeftover);
- /*@=nullret =nullstate @*/
-}
-/*@=boundswrite@*/
-
-poptContext poptFreeContext(poptContext con)
-{
- poptItem item;
- int i;
-
- if (con == NULL) return con;
- poptResetContext(con);
- con->os->argb = (pbm_set *)_free(con->os->argb);
-
- if (con->aliases != NULL)
- for (i = 0; i < con->numAliases; i++) {
- item = con->aliases + i;
- /*@-modobserver -observertrans -dependenttrans@*/
- item->option.longName = (const char *)_free(item->option.longName);
- item->option.descrip = (const char *)_free(item->option.descrip);
- item->option.argDescrip = (const char *)_free(item->option.argDescrip);
- /*@=modobserver =observertrans =dependenttrans@*/
- item->argv = (const char **)_free(item->argv);
- }
- con->aliases = (poptItem)_free(con->aliases);
-
- if (con->execs != NULL)
- for (i = 0; i < con->numExecs; i++) {
- item = con->execs + i;
- /*@-modobserver -observertrans -dependenttrans@*/
- item->option.longName = (const char *)_free(item->option.longName);
- item->option.descrip = (const char *)_free(item->option.descrip);
- item->option.argDescrip = (const char *)_free(item->option.argDescrip);
- /*@=modobserver =observertrans =dependenttrans@*/
- item->argv = (const char **)_free(item->argv);
- }
- con->execs = (poptItem)_free(con->execs);
-
- con->leftovers = (const char **)_free(con->leftovers);
- con->finalArgv = (const char **)_free(con->finalArgv);
- con->appName = (const char *)_free(con->appName);
- con->otherHelp = (const char *)_free(con->otherHelp);
- con->execPath = (const char *)_free(con->execPath);
- con->arg_strip = (pbm_set *)PBM_FREE(con->arg_strip);
-
- con = (poptContext)_free(con);
- return con;
-}
-
-int poptAddAlias(poptContext con, struct poptAlias alias,
- /*@unused@*/ int flags)
-{
- poptItem item = (poptItem)alloca(sizeof(*item));
- memset(item, 0, sizeof(*item));
- item->option.longName = alias.longName;
- item->option.shortName = alias.shortName;
- item->option.argInfo = POPT_ARGFLAG_DOC_HIDDEN;
- item->option.arg = 0;
- item->option.val = 0;
- item->option.descrip = NULL;
- item->option.argDescrip = NULL;
- item->argc = alias.argc;
- item->argv = alias.argv;
- return poptAddItem(con, item, 0);
-}
-
-/*@-boundswrite@*/
-/*@-mustmod@*/ /* LCL: con not modified? */
-int poptAddItem(poptContext con, poptItem newItem, int flags)
-{
- poptItem * items, item;
- int * nitems;
-
- switch (flags) {
- case 1:
- items = &con->execs;
- nitems = &con->numExecs;
- break;
- case 0:
- items = &con->aliases;
- nitems = &con->numAliases;
- break;
- default:
- return 1;
- /*@notreached@*/ break;
- }
-
- *items = (poptItem)realloc((*items), ((*nitems) + 1) * sizeof(**items));
- if ((*items) == NULL)
- return 1;
-
- item = (*items) + (*nitems);
-
- item->option.longName =
- (newItem->option.longName ? xstrdup(newItem->option.longName) : NULL);
- item->option.shortName = newItem->option.shortName;
- item->option.argInfo = newItem->option.argInfo;
- item->option.arg = newItem->option.arg;
- item->option.val = newItem->option.val;
- item->option.descrip =
- (newItem->option.descrip ? xstrdup(newItem->option.descrip) : NULL);
- item->option.argDescrip =
- (newItem->option.argDescrip ? xstrdup(newItem->option.argDescrip) : NULL);
- item->argc = newItem->argc;
- item->argv = newItem->argv;
-
- (*nitems)++;
-
- return 0;
-}
-/*@=mustmod@*/
-/*@=boundswrite@*/
-
-const char * poptBadOption(poptContext con, int flags)
-{
- struct optionStackEntry * os = NULL;
-
- if (con != NULL)
- os = (flags & POPT_BADOPTION_NOALIAS) ? con->optionStack : con->os;
-
- /*@-nullderef@*/ /* LCL: os->argv != NULL */
- return (os && os->argv ? os->argv[os->next - 1] : NULL);
- /*@=nullderef@*/
-}
-
-const char *poptStrerror(const int error)
-{
- switch (error) {
- case POPT_ERROR_NOARG:
- return POPT_("missing argument");
- case POPT_ERROR_BADOPT:
- return POPT_("unknown option");
- case POPT_ERROR_BADOPERATION:
- return POPT_("mutually exclusive logical operations requested");
- case POPT_ERROR_NULLARG:
- return POPT_("opt->arg should not be NULL");
- case POPT_ERROR_OPTSTOODEEP:
- return POPT_("aliases nested too deeply");
- case POPT_ERROR_BADQUOTE:
- return POPT_("error in parameter quoting");
- case POPT_ERROR_BADNUMBER:
- return POPT_("invalid numeric value");
- case POPT_ERROR_OVERFLOW:
- return POPT_("number too large or too small");
- case POPT_ERROR_MALLOC:
- return POPT_("memory allocation failed");
- case POPT_ERROR_ERRNO:
- return strerror(errno);
- default:
- return POPT_("unknown error");
- }
-}
-
-int poptStuffArgs(poptContext con, const char ** argv)
-{
- int argc;
- int rc;
-
- if ((con->os - con->optionStack) == POPT_OPTION_DEPTH)
- return POPT_ERROR_OPTSTOODEEP;
-
- for (argc = 0; argv[argc]; argc++)
- {};
-
- con->os++;
- con->os->next = 0;
- con->os->nextArg = NULL;
- con->os->nextCharArg = NULL;
- con->os->currAlias = NULL;
- rc = poptDupArgv(argc, argv, &con->os->argc, &con->os->argv);
- con->os->argb = NULL;
- con->os->stuffed = 1;
-
- return rc;
-}
-
-const char * poptGetInvocationName(poptContext con)
-{
- return (con->os->argv ? con->os->argv[0] : "");
-}
-
-/*@-boundswrite@*/
-int poptStrippedArgv(poptContext con, int argc, char ** argv)
-{
- int numargs = argc;
- int j = 1;
- int i;
-
- /*@-sizeoftype@*/
- if (con->arg_strip)
- for (i = 1; i < argc; i++) {
- if (PBM_ISSET(i, con->arg_strip))
- numargs--;
- }
-
- for (i = 1; i < argc; i++) {
- if (con->arg_strip && PBM_ISSET(i, con->arg_strip))
- continue;
- argv[j] = (j < numargs) ? argv[i] : NULL;
- j++;
- }
- /*@=sizeoftype@*/
-
- return numargs;
-}
-/*@=boundswrite@*/
git.samba.org / samba.git / blobdiff