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-rw-r--r--third_party/popt/popt.c1787
1 files changed, 1787 insertions, 0 deletions
diff --git a/third_party/popt/popt.c b/third_party/popt/popt.c
new file mode 100644
index 0000000..c6bae95
--- /dev/null
+++ b/third_party/popt/popt.c
@@ -0,0 +1,1787 @@
+/** \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 defined(__LCLINT__)
+/*@-declundef -exportheader @*/
+extern long long int strtoll(const char *nptr, /*@null@*/ char **endptr,
+ int base)
+ /*@modifies *endptr@*/;
+/*@=declundef =exportheader @*/
+#endif
+
+#ifdef HAVE_FLOAT_H
+#include <float.h>
+#endif
+#include <math.h>
+
+#include "poptint.h"
+
+#ifdef MYDEBUG
+/*@unchecked@*/
+int _popt_debug = 0;
+#endif
+
+/*@unchecked@*/
+unsigned int _poptArgMask = POPT_ARG_MASK;
+/*@unchecked@*/
+unsigned int _poptGroupMask = POPT_GROUP_MASK;
+
+#if !defined(HAVE_STRERROR) && !defined(__LCLINT__)
+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 = _free(con->execPath);
+ con->execPath = xstrdup(path);
+ con->execAbsolute = allowAbsolute;
+ return;
+}
+
+static void invokeCallbacksPRE(poptContext con, const struct poptOption * opt)
+ /*@globals internalState@*/
+ /*@modifies internalState@*/
+{
+ if (opt != NULL)
+ for (; opt->longName || opt->shortName || opt->arg; opt++) {
+ poptArg arg = { .ptr = opt->arg };
+ if (arg.ptr)
+ switch (poptArgType(opt)) {
+ case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */
+ poptSubstituteHelpI18N(arg.opt); /* XXX side effects */
+ invokeCallbacksPRE(con, arg.opt);
+ /*@switchbreak@*/ break;
+ case POPT_ARG_CALLBACK: /* Perform callback. */
+ if (!CBF_ISSET(opt, PRE))
+ /*@switchbreak@*/ break;
+/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */
+ arg.cb(con, POPT_CALLBACK_REASON_PRE, NULL, NULL, opt->descrip);
+/*@=noeffectuncon @*/
+ /*@switchbreak@*/ break;
+ }
+ }
+}
+
+static void invokeCallbacksPOST(poptContext con, const struct poptOption * opt)
+ /*@globals internalState@*/
+ /*@modifies internalState@*/
+{
+ if (opt != NULL)
+ for (; opt->longName || opt->shortName || opt->arg; opt++) {
+ poptArg arg = { .ptr = opt->arg };
+ if (arg.ptr)
+ switch (poptArgType(opt)) {
+ case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */
+ poptSubstituteHelpI18N(arg.opt); /* XXX side effects */
+ invokeCallbacksPOST(con, arg.opt);
+ /*@switchbreak@*/ break;
+ case POPT_ARG_CALLBACK: /* Perform callback. */
+ if (!CBF_ISSET(opt, POST))
+ /*@switchbreak@*/ break;
+/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */
+ arg.cb(con, POPT_CALLBACK_REASON_POST, NULL, NULL, opt->descrip);
+/*@=noeffectuncon @*/
+ /*@switchbreak@*/ break;
+ }
+ }
+}
+
+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;
+ poptArg cbarg = { .ptr = NULL };
+
+ if (opt != NULL)
+ for (; opt->longName || opt->shortName || opt->arg; opt++) {
+ poptArg arg = { .ptr = opt->arg };
+ switch (poptArgType(opt)) {
+ case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */
+ poptSubstituteHelpI18N(arg.opt); /* XXX side effects */
+ if (opt->arg != NULL)
+ invokeCallbacksOPTION(con, opt->arg, myOpt, myData, shorty);
+ /*@switchbreak@*/ break;
+ case POPT_ARG_CALLBACK: /* Save callback info. */
+ if (CBF_ISSET(opt, SKIPOPTION))
+ /*@switchbreak@*/ break;
+ cbopt = opt;
+ cbarg.ptr = opt->arg;
+ /*@switchbreak@*/ break;
+ default: /* Perform callback on matching option. */
+ if (cbopt == NULL || cbarg.cb == NULL)
+ /*@switchbreak@*/ break;
+ if ((myOpt->shortName && opt->shortName && shorty &&
+ myOpt->shortName == opt->shortName)
+ || (myOpt->longName != NULL && opt->longName != NULL &&
+ !strcmp(myOpt->longName, opt->longName)))
+ { const void *cbData = (cbopt->descrip ? cbopt->descrip : myData);
+/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */
+ cbarg.cb(con, POPT_CALLBACK_REASON_OPTION,
+ myOpt, con->os->nextArg, cbData);
+/*@=noeffectuncon @*/
+ /* Terminate (unless explcitly continuing). */
+ if (!CBF_ISSET(cbopt, CONTINUE))
+ return;
+ }
+ /*@switchbreak@*/ break;
+ }
+ }
+}
+
+poptContext poptGetContext(const char * name, int argc, const char ** argv,
+ const struct poptOption * options, unsigned int flags)
+{
+ poptContext con = 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 = calloc( (size_t)(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 = calloc( (size_t)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)
+ con->appName = xstrdup(name);
+
+ invokeCallbacksPRE(con, con->options);
+
+ return con;
+}
+
+static void cleanOSE(/*@special@*/ struct optionStackEntry *os)
+ /*@uses os @*/
+ /*@releases os->nextArg, os->argv, os->argb @*/
+ /*@modifies os @*/
+{
+ os->nextArg = _free(os->nextArg);
+ os->argv = _free(os->argv);
+ os->argb = PBM_FREE(os->argb);
+}
+
+void poptResetContext(poptContext con)
+{
+ int i;
+
+ if (con == NULL) return;
+ while (con->os > con->optionStack) {
+ cleanOSE(con->os--);
+ }
+ con->os->argb = 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] = _free(con->finalArgv[i]);
+/*@=unqualifiedtrans@*/
+ }
+
+ con->finalArgvCount = 0;
+ con->arg_strip = PBM_FREE(con->arg_strip);
+/*@-nullstate@*/ /* FIX: con->finalArgv != NULL */
+ return;
+/*@=nullstate@*/
+}
+
+/* Only one of longName, shortName should be set, not both. */
+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 = realloc(con->finalArgv,
+ sizeof(*con->finalArgv) * con->finalArgvAlloced);
+ }
+
+ i = con->finalArgvCount++;
+ if (con->finalArgv != NULL) /* XXX can't happen */
+ { char *s = malloc((longName ? strlen(longName) : 0) + sizeof("--"));
+ if (s != NULL) { /* XXX can't happen */
+ con->finalArgv[i] = s;
+ *s++ = '-';
+ if (longName)
+ s = stpcpy( stpcpy(s, "-"), longName);
+ else
+ *s++ = shortName;
+ *s = '\0';
+ } else
+ con->finalArgv[i] = NULL;
+ }
+
+ return 1;
+}
+
+/**
+ * Compare long option for equality, adjusting for POPT_ARGFLAG_TOGGLE.
+ * @param opt option
+ * @param longName arg option
+ * @param longNameLen arg option length
+ * @return does long option match?
+ */
+static int
+longOptionStrcmp(const struct poptOption * opt,
+ /*@null@*/ const char * longName, size_t longNameLen)
+ /*@*/
+{
+ const char * optLongName = opt->longName;
+ int rc;
+
+ if (optLongName == NULL || longName == NULL) /* XXX can't heppen */
+ return 0;
+
+ if (F_ISSET(opt, TOGGLE)) {
+ if (optLongName[0] == 'n' && optLongName[1] == 'o') {
+ optLongName += sizeof("no") - 1;
+ if (optLongName[0] == '-')
+ optLongName++;
+ }
+ if (longName[0] == 'n' && longName[1] == 'o') {
+ longName += sizeof("no") - 1;
+ longNameLen -= sizeof("no") - 1;
+ if (longName[0] == '-') {
+ longName++;
+ longNameLen--;
+ }
+ }
+ }
+ rc = (int)(strlen(optLongName) == longNameLen);
+ if (rc)
+ rc = (int)(strncmp(optLongName, longName, longNameLen) == 0);
+ return rc;
+}
+
+/* Only one of longName, shortName may be set at a time */
+static int handleAlias(/*@special@*/ poptContext con,
+ /*@null@*/ const char * longName, size_t longNameLen,
+ char shortName,
+ /*@exposed@*/ /*@null@*/ const char * nextArg)
+ /*@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 != NULL
+ && longOptionStrcmp(&item->option, longName, longNameLen))
+ return 0;
+ else
+ 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) {
+ if (item->option.longName == NULL)
+ continue;
+ if (!longOptionStrcmp(&item->option, longName, longNameLen))
+ 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;
+
+ if (longName == NULL && nextArg != NULL && *nextArg != '\0')
+ con->os->nextCharArg = nextArg;
+
+ con->os++;
+ con->os->next = 0;
+ con->os->stuffed = 0;
+ con->os->nextArg = NULL;
+ con->os->nextCharArg = NULL;
+ con->os->currAlias = con->aliases + i;
+ { const char ** av;
+ int ac = con->os->currAlias->argc;
+ /* Append --foo=bar arg to alias argv array (if present). */
+ if (longName && nextArg != NULL && *nextArg != '\0') {
+ av = malloc((ac + 1 + 1) * sizeof(*av));
+ if (av != NULL) { /* XXX won't happen. */
+ for (i = 0; i < ac; i++) {
+ av[i] = con->os->currAlias->argv[i];
+ }
+ av[ac++] = nextArg;
+ av[ac] = NULL;
+ } else /* XXX revert to old popt behavior if malloc fails. */
+ av = con->os->currAlias->argv;
+ } else
+ av = con->os->currAlias->argv;
+ rc = poptDupArgv(ac, av, &con->os->argc, &con->os->argv);
+ if (av != NULL && av != con->os->currAlias->argv)
+ free(av);
+ }
+ con->os->argb = NULL;
+
+ return (rc ? rc : 1);
+}
+
+/**
+ * Return absolute path to executable by searching PATH.
+ * @param argv0 name of executable
+ * @return (malloc'd) absolute path to executable (or NULL)
+ */
+static /*@null@*/
+const char * findProgramPath(/*@null@*/ const char * argv0)
+ /*@*/
+{
+ char *path = NULL, *s = NULL, *se;
+ char *t = NULL;
+
+ if (argv0 == NULL) return NULL; /* XXX can't happen */
+
+ /* If there is a / in argv[0], it has to be an absolute path. */
+ /* XXX Hmmm, why not if (argv0[0] == '/') ... instead? */
+ if (strchr(argv0, '/'))
+ return xstrdup(argv0);
+
+ if ((path = getenv("PATH")) == NULL || (path = xstrdup(path)) == NULL)
+ return NULL;
+
+ /* The return buffer in t is big enough for any path. */
+ if ((t = malloc(strlen(path) + strlen(argv0) + sizeof("/"))) != NULL)
+ for (s = path; s && *s; s = se) {
+
+ /* Snip PATH element into [s,se). */
+ if ((se = strchr(s, ':')))
+ *se++ = '\0';
+
+ /* Append argv0 to PATH element. */
+ (void) stpcpy(stpcpy(stpcpy(t, s), "/"), argv0);
+
+ /* If file is executable, bingo! */
+ if (!access(t, X_OK))
+ break;
+ }
+
+ /* If no executable was found in PATH, return NULL. */
+/*@-compdef@*/
+ if (!(s && *s) && t != NULL)
+ t = _free(t);
+/*@=compdef@*/
+/*@-modobserver -observertrans -usedef @*/
+ path = _free(path);
+/*@=modobserver =observertrans =usedef @*/
+
+ return t;
+}
+
+static int execCommand(poptContext con)
+ /*@globals internalState @*/
+ /*@modifies internalState @*/
+{
+ poptItem item = con->doExec;
+ poptArgv argv = NULL;
+ int argc = 0;
+ int rc;
+ int ec = POPT_ERROR_ERRNO;
+
+ 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 = malloc(sizeof(*argv) *
+ (6 + item->argc + con->numLeftovers + con->finalArgvCount));
+ if (argv == NULL) return POPT_ERROR_MALLOC;
+
+ if (!strchr(item->argv[0], '/') && con->execPath != NULL) {
+ char *s = malloc(strlen(con->execPath) + strlen(item->argv[0]) + sizeof("/"));
+ if (s)
+ (void)stpcpy(stpcpy(stpcpy(s, con->execPath), "/"), item->argv[0]);
+
+ argv[argc] = s;
+ } else
+ argv[argc] = findProgramPath(item->argv[0]);
+ if (argv[argc++] == NULL) {
+ ec = POPT_ERROR_NOARG;
+ goto exit;
+ }
+
+ 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) {
+ memcpy(argv + argc, con->leftovers, sizeof(*argv) * con->numLeftovers);
+ argc += con->numLeftovers;
+ }
+
+ argv[argc] = NULL;
+
+#if defined(hpux) || defined(__hpux)
+ rc = setresgid(getgid(), getgid(),-1);
+ if (rc) goto exit;
+ rc = setresuid(getuid(), getuid(),-1);
+ if (rc) goto exit;
+#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 = setgid(getgid());
+ if (rc) goto exit;
+ rc = setuid(getuid());
+ if (rc) goto exit;
+#elif defined (HAVE_SETREUID)
+ rc = setregid(getgid(), getgid());
+ if (rc) goto exit;
+ rc = setreuid(getuid(), getuid());
+ if (rc) goto exit;
+#else
+ ; /* Can't drop privileges */
+#endif
+#endif
+
+#ifdef MYDEBUG
+if (_popt_debug)
+ { poptArgv avp;
+ fprintf(stderr, "==> execvp(%s) argv[%d]:", argv[0], argc);
+ for (avp = argv; *avp; avp++)
+ fprintf(stderr, " '%s'", *avp);
+ fprintf(stderr, "\n");
+ }
+#endif
+
+/*@-nullstate@*/
+ rc = execvp(argv[0], (char *const *)argv);
+/*@=nullstate@*/
+
+exit:
+ if (argv) {
+ if (argv[0])
+ free((void *)argv[0]);
+ free(argv);
+ }
+ return ec;
+}
+
+/*@observer@*/ /*@null@*/
+static const struct poptOption *
+findOption(const struct poptOption * opt,
+ /*@null@*/ const char * longName, size_t longNameLen,
+ char shortName,
+ /*@null@*/ /*@out@*/ poptCallbackType * callback,
+ /*@null@*/ /*@out@*/ const void ** callbackData,
+ unsigned int argInfo)
+ /*@modifies *callback, *callbackData */
+{
+ const struct poptOption * cb = NULL;
+ poptArg cbarg = { .ptr = NULL };
+
+ /* This happens when a single - is given */
+ if (LF_ISSET(ONEDASH) && !shortName && (longName && *longName == '\0'))
+ shortName = '-';
+
+ for (; opt->longName || opt->shortName || opt->arg; opt++) {
+ poptArg arg = { .ptr = opt->arg };
+
+ switch (poptArgType(opt)) {
+ case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */
+ { const struct poptOption * opt2;
+
+ poptSubstituteHelpI18N(arg.opt); /* XXX side effects */
+ if (arg.ptr == NULL) continue; /* XXX program error */
+ opt2 = findOption(arg.opt, longName, longNameLen, shortName, callback,
+ callbackData, argInfo);
+ if (opt2 == NULL) continue;
+ /* Sub-table data will be inheirited if no data yet. */
+/*@-observertrans -dependenttrans @*/
+ if (callback && *callback
+ && callbackData && *callbackData == NULL)
+ *callbackData = opt->descrip;
+/*@=observertrans =dependenttrans @*/
+ return opt2;
+ } /*@notreached@*/ /*@switchbreak@*/ break;
+ case POPT_ARG_CALLBACK:
+ cb = opt;
+ cbarg.ptr = opt->arg;
+ continue;
+ /*@notreached@*/ /*@switchbreak@*/ break;
+ default:
+ /*@switchbreak@*/ break;
+ }
+
+ if (longName != NULL && opt->longName != NULL &&
+ (!LF_ISSET(ONEDASH) || F_ISSET(opt, ONEDASH)) &&
+ longOptionStrcmp(opt, longName, longNameLen))
+ {
+ break;
+ } else if (shortName && shortName == opt->shortName) {
+ break;
+ }
+ }
+
+ if (opt->longName == NULL && !opt->shortName)
+ return NULL;
+
+/*@-modobserver -mods @*/
+ if (callback)
+ *callback = (cb ? cbarg.cb : NULL);
+ if (callbackData)
+/*@-observertrans -dependenttrans @*/
+ *callbackData = (cb && !CBF_ISSET(cb, INC_DATA) ? cb->descrip : NULL);
+/*@=observertrans =dependenttrans @*/
+/*@=modobserver =mods @*/
+
+ return opt;
+}
+
+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_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;
+}
+
+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;
+ char *t, *te;
+ size_t tn = strlen(s) + 1;
+ char c;
+
+ te = t = malloc(tn);
+ if (t == NULL) return NULL; /* XXX can't happen */
+ *t = '\0';
+ 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, 1U, 1)) == NULL)
+ /*@switchbreak@*/ break;
+ }
+ s += sizeof("#:+") - 1;
+
+ tn += strlen(a);
+ { size_t pos = (size_t) (te - t);
+ if ((t = realloc(t, tn)) == NULL) /* XXX can't happen */
+ return NULL;
+ te = stpcpy(t + pos, a);
+ }
+ continue;
+ /*@notreached@*/ /*@switchbreak@*/ break;
+ default:
+ /*@switchbreak@*/ break;
+ }
+ *te++ = c;
+ }
+ *te++ = '\0';
+ /* If the new string is longer than needed, shorten. */
+ if ((t + tn) > te) {
+/*@-usereleased@*/ /* XXX splint can't follow the pointers. */
+ if ((te = realloc(t, (size_t)(te - t))) == NULL)
+ free(t);
+ t = te;
+/*@=usereleased@*/
+ }
+ return t;
+}
+
+static void poptStripArg(/*@special@*/ poptContext con, int which)
+ /*@uses con->optionStack @*/
+ /*@defines con->arg_strip @*/
+ /*@modifies con @*/
+{
+/*@-compdef -sizeoftype -usedef @*/
+ if (con->arg_strip == NULL)
+ con->arg_strip = PBM_ALLOC(con->optionStack[0].argc);
+ if (con->arg_strip != NULL) /* XXX can't happen */
+ PBM_SET(which, con->arg_strip);
+ return;
+/*@=compdef =sizeoftype =usedef @*/
+}
+
+/*@unchecked@*/
+unsigned int _poptBitsN = _POPT_BITS_N;
+/*@unchecked@*/
+unsigned int _poptBitsM = _POPT_BITS_M;
+/*@unchecked@*/
+unsigned int _poptBitsK = _POPT_BITS_K;
+
+/*@-sizeoftype@*/
+static int _poptBitsNew(/*@null@*/ poptBits *bitsp)
+ /*@globals _poptBitsN, _poptBitsM, _poptBitsK @*/
+ /*@modifies *bitsp, _poptBitsN, _poptBitsM, _poptBitsK @*/
+{
+ if (bitsp == NULL)
+ return POPT_ERROR_NULLARG;
+
+ /* XXX handle negated initialization. */
+ if (*bitsp == NULL) {
+ if (_poptBitsN == 0) {
+ _poptBitsN = _POPT_BITS_N;
+ _poptBitsM = _POPT_BITS_M;
+ }
+ if (_poptBitsM == 0U) _poptBitsM = (3 * _poptBitsN) / 2;
+ if (_poptBitsK == 0U || _poptBitsK > 32U) _poptBitsK = _POPT_BITS_K;
+ *bitsp = PBM_ALLOC(_poptBitsM-1);
+ }
+/*@-nullstate@*/
+ return 0;
+/*@=nullstate@*/
+}
+
+int poptBitsAdd(poptBits bits, const char * s)
+{
+ size_t ns = (s ? strlen(s) : 0);
+ uint32_t h0 = 0;
+ uint32_t h1 = 0;
+
+ if (bits == NULL || ns == 0)
+ return POPT_ERROR_NULLARG;
+
+ poptJlu32lpair(s, ns, &h0, &h1);
+
+ for (ns = 0; ns < (size_t)_poptBitsK; ns++) {
+ uint32_t h = h0 + ns * h1;
+ uint32_t ix = (h % _poptBitsM);
+ PBM_SET(ix, bits);
+ }
+ return 0;
+}
+
+int poptBitsChk(poptBits bits, const char * s)
+{
+ size_t ns = (s ? strlen(s) : 0);
+ uint32_t h0 = 0;
+ uint32_t h1 = 0;
+ int rc = 1;
+
+ if (bits == NULL || ns == 0)
+ return POPT_ERROR_NULLARG;
+
+ poptJlu32lpair(s, ns, &h0, &h1);
+
+ for (ns = 0; ns < (size_t)_poptBitsK; ns++) {
+ uint32_t h = h0 + ns * h1;
+ uint32_t ix = (h % _poptBitsM);
+ if (PBM_ISSET(ix, bits))
+ continue;
+ rc = 0;
+ break;
+ }
+ return rc;
+}
+
+int poptBitsClr(poptBits bits)
+{
+ static size_t nbw = (__PBM_NBITS/8);
+ size_t nw = (__PBM_IX(_poptBitsM-1) + 1);
+
+ if (bits == NULL)
+ return POPT_ERROR_NULLARG;
+ memset(bits, 0, nw * nbw);
+ return 0;
+}
+
+int poptBitsDel(poptBits bits, const char * s)
+{
+ size_t ns = (s ? strlen(s) : 0);
+ uint32_t h0 = 0;
+ uint32_t h1 = 0;
+
+ if (bits == NULL || ns == 0)
+ return POPT_ERROR_NULLARG;
+
+ poptJlu32lpair(s, ns, &h0, &h1);
+
+ for (ns = 0; ns < (size_t)_poptBitsK; ns++) {
+ uint32_t h = h0 + ns * h1;
+ uint32_t ix = (h % _poptBitsM);
+ PBM_CLR(ix, bits);
+ }
+ return 0;
+}
+
+int poptBitsIntersect(poptBits *ap, const poptBits b)
+{
+ __pbm_bits *abits;
+ __pbm_bits *bbits;
+ __pbm_bits rc = 0;
+ size_t nw = (__PBM_IX(_poptBitsM-1) + 1);
+ size_t i;
+
+ if (ap == NULL || b == NULL || _poptBitsNew(ap))
+ return POPT_ERROR_NULLARG;
+ abits = __PBM_BITS(*ap);
+ bbits = __PBM_BITS(b);
+
+ for (i = 0; i < nw; i++) {
+ abits[i] &= bbits[i];
+ rc |= abits[i];
+ }
+ return (rc ? 1 : 0);
+}
+
+int poptBitsUnion(poptBits *ap, const poptBits b)
+{
+ __pbm_bits *abits;
+ __pbm_bits *bbits;
+ __pbm_bits rc = 0;
+ size_t nw = (__PBM_IX(_poptBitsM-1) + 1);
+ size_t i;
+
+ if (ap == NULL || b == NULL || _poptBitsNew(ap))
+ return POPT_ERROR_NULLARG;
+ abits = __PBM_BITS(*ap);
+ bbits = __PBM_BITS(b);
+
+ for (i = 0; i < nw; i++) {
+ abits[i] |= bbits[i];
+ rc |= abits[i];
+ }
+ return (rc ? 1 : 0);
+}
+
+int poptBitsArgs(poptContext con, poptBits *ap)
+{
+ const char ** av;
+ int rc = 0;
+
+ if (con == NULL || ap == NULL || _poptBitsNew(ap) ||
+ con->leftovers == NULL || con->numLeftovers == con->nextLeftover)
+ return POPT_ERROR_NULLARG;
+
+ /* some apps like [like RPM ;-) ] need this NULL terminated */
+ con->leftovers[con->numLeftovers] = NULL;
+
+ for (av = con->leftovers + con->nextLeftover; *av != NULL; av++) {
+ if ((rc = poptBitsAdd(*ap, *av)) != 0)
+ break;
+ }
+/*@-nullstate@*/
+ return rc;
+/*@=nullstate@*/
+}
+
+int poptSaveBits(poptBits * bitsp,
+ /*@unused@*/ UNUSED(unsigned int argInfo), const char * s)
+{
+ char *tbuf = NULL;
+ char *t, *te;
+ int rc = 0;
+
+ if (bitsp == NULL || s == NULL || *s == '\0' || _poptBitsNew(bitsp))
+ return POPT_ERROR_NULLARG;
+
+ /* Parse comma separated attributes. */
+ te = tbuf = xstrdup(s);
+ while ((t = te) != NULL && *t) {
+ while (*te != '\0' && *te != ',')
+ te++;
+ if (*te != '\0')
+ *te++ = '\0';
+ /* XXX Ignore empty strings. */
+ if (*t == '\0')
+ continue;
+ /* XXX Permit negated attributes. caveat emptor: false negatives. */
+ if (*t == '!') {
+ t++;
+ if ((rc = poptBitsChk(*bitsp, t)) > 0)
+ rc = poptBitsDel(*bitsp, t);
+ } else
+ rc = poptBitsAdd(*bitsp, t);
+ if (rc)
+ break;
+ }
+ tbuf = _free(tbuf);
+ return rc;
+}
+/*@=sizeoftype@*/
+
+int poptSaveString(const char *** argvp,
+ /*@unused@*/ UNUSED(unsigned int argInfo), const char * val)
+{
+ int argc = 0;
+
+ if (argvp == NULL || val == NULL)
+ return POPT_ERROR_NULLARG;
+
+ /* XXX likely needs an upper bound on argc. */
+ if (*argvp != NULL)
+ while ((*argvp)[argc] != NULL)
+ argc++;
+
+/*@-unqualifiedtrans -nullstate@*/ /* XXX no annotation for (*argvp) */
+ if ((*argvp = xrealloc(*argvp, (argc + 1 + 1) * sizeof(**argvp))) != NULL) {
+ (*argvp)[argc++] = xstrdup(val);
+ (*argvp)[argc ] = NULL;
+ }
+ return 0;
+/*@=unqualifiedtrans =nullstate@*/
+}
+
+/*@unchecked@*/
+static unsigned int seed = 0;
+
+int poptSaveLongLong(long long * arg, unsigned int argInfo, long long aLongLong)
+{
+ if (arg == NULL
+#ifdef NOTYET
+ /* XXX Check alignment, may fail on funky platforms. */
+ || (((unsigned long long)arg) & (sizeof(*arg)-1))
+#endif
+ )
+ return POPT_ERROR_NULLARG;
+
+ if (aLongLong != 0 && LF_ISSET(RANDOM)) {
+#if defined(HAVE_SRANDOM)
+ if (!seed) {
+ srandom((unsigned)getpid());
+ srandom((unsigned)random());
+ }
+ aLongLong = (long long)(random() % (aLongLong > 0 ? aLongLong : -aLongLong));
+ aLongLong++;
+#else
+ /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */
+ return POPT_ERROR_BADOPERATION;
+#endif
+ }
+ if (LF_ISSET(NOT))
+ aLongLong = ~aLongLong;
+ switch (LF_ISSET(LOGICALOPS)) {
+ case 0:
+ *arg = aLongLong;
+ break;
+ case POPT_ARGFLAG_OR:
+ *(unsigned long long *)arg |= (unsigned long long)aLongLong;
+ break;
+ case POPT_ARGFLAG_AND:
+ *(unsigned long long *)arg &= (unsigned long long)aLongLong;
+ break;
+ case POPT_ARGFLAG_XOR:
+ *(unsigned long long *)arg ^= (unsigned long long)aLongLong;
+ break;
+ default:
+ return POPT_ERROR_BADOPERATION;
+ /*@notreached@*/ break;
+ }
+ return 0;
+}
+
+int poptSaveLong(long * arg, unsigned 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 (aLong != 0 && LF_ISSET(RANDOM)) {
+#if defined(HAVE_SRANDOM)
+ if (!seed) {
+ srandom((unsigned)getpid());
+ srandom((unsigned)random());
+ }
+ aLong = random() % (aLong > 0 ? aLong : -aLong);
+ aLong++;
+#else
+ /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */
+ return POPT_ERROR_BADOPERATION;
+#endif
+ }
+ if (LF_ISSET(NOT))
+ aLong = ~aLong;
+ switch (LF_ISSET(LOGICALOPS)) {
+ case 0: *arg = aLong; break;
+ case POPT_ARGFLAG_OR: *(unsigned long *)arg |= (unsigned long)aLong; break;
+ case POPT_ARGFLAG_AND: *(unsigned long *)arg &= (unsigned long)aLong; break;
+ case POPT_ARGFLAG_XOR: *(unsigned long *)arg ^= (unsigned long)aLong; break;
+ default:
+ return POPT_ERROR_BADOPERATION;
+ /*@notreached@*/ break;
+ }
+ return 0;
+}
+
+int poptSaveInt(/*@null@*/ int * arg, unsigned 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 (aLong != 0 && LF_ISSET(RANDOM)) {
+#if defined(HAVE_SRANDOM)
+ if (!seed) {
+ srandom((unsigned)getpid());
+ srandom((unsigned)random());
+ }
+ aLong = random() % (aLong > 0 ? aLong : -aLong);
+ aLong++;
+#else
+ /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */
+ return POPT_ERROR_BADOPERATION;
+#endif
+ }
+ if (LF_ISSET(NOT))
+ aLong = ~aLong;
+ switch (LF_ISSET(LOGICALOPS)) {
+ case 0: *arg = (int) aLong; break;
+ case POPT_ARGFLAG_OR: *(unsigned int *)arg |= (unsigned int) aLong; break;
+ case POPT_ARGFLAG_AND: *(unsigned int *)arg &= (unsigned int) aLong; break;
+ case POPT_ARGFLAG_XOR: *(unsigned int *)arg ^= (unsigned int) aLong; break;
+ default:
+ return POPT_ERROR_BADOPERATION;
+ /*@notreached@*/ break;
+ }
+ return 0;
+}
+
+int poptSaveShort(/*@null@*/ short * arg, unsigned 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 (aLong != 0 && LF_ISSET(RANDOM)) {
+#if defined(HAVE_SRANDOM)
+ if (!seed) {
+ srandom((unsigned)getpid());
+ srandom((unsigned)random());
+ }
+ aLong = random() % (aLong > 0 ? aLong : -aLong);
+ aLong++;
+#else
+ /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */
+ return POPT_ERROR_BADOPERATION;
+#endif
+ }
+ if (LF_ISSET(NOT))
+ aLong = ~aLong;
+ switch (LF_ISSET(LOGICALOPS)) {
+ case 0: *arg = (short) aLong;
+ break;
+ case POPT_ARGFLAG_OR: *(unsigned short *)arg |= (unsigned short) aLong;
+ break;
+ case POPT_ARGFLAG_AND: *(unsigned short *)arg &= (unsigned short) aLong;
+ break;
+ case POPT_ARGFLAG_XOR: *(unsigned short *)arg ^= (unsigned short) aLong;
+ break;
+ default: return POPT_ERROR_BADOPERATION;
+ /*@notreached@*/ break;
+ }
+ return 0;
+}
+
+/**
+ * Return argInfo field, handling POPT_ARGFLAG_TOGGLE overrides.
+ * @param con context
+ * @param opt option
+ * @return argInfo
+ */
+static unsigned int poptArgInfo(poptContext con, const struct poptOption * opt)
+ /*@*/
+{
+ unsigned int argInfo = opt->argInfo;
+
+ if (con->os->argv != NULL && con->os->next > 0 && opt->longName != NULL)
+ if (LF_ISSET(TOGGLE)) {
+ const char * longName = con->os->argv[con->os->next-1];
+ while (*longName == '-') longName++;
+ /* XXX almost good enough but consider --[no]nofoo corner cases. */
+ if (longName[0] != opt->longName[0] || longName[1] != opt->longName[1])
+ {
+ if (!LF_ISSET(XOR)) { /* XXX dont toggle with XOR */
+ /* Toggle POPT_BIT_SET <=> POPT_BIT_CLR. */
+ if (LF_ISSET(LOGICALOPS))
+ argInfo ^= (POPT_ARGFLAG_OR|POPT_ARGFLAG_AND);
+ argInfo ^= POPT_ARGFLAG_NOT;
+ }
+ }
+ }
+ return argInfo;
+}
+
+/**
+ * Parse an integer expression.
+ * @retval *llp integer expression value
+ * @param argInfo integer expression type
+ * @param val integer expression string
+ * @return 0 on success, otherwise POPT_* error.
+ */
+static int poptParseInteger(long long * llp,
+ /*@unused@*/ UNUSED(unsigned int argInfo),
+ /*@null@*/ const char * val)
+ /*@modifies *llp @*/
+{
+ if (val) {
+ char *end = NULL;
+ *llp = strtoll(val, &end, 0);
+
+ /* XXX parse scaling suffixes here. */
+
+ if (!(end && *end == '\0'))
+ return POPT_ERROR_BADNUMBER;
+ } else
+ *llp = 0;
+ return 0;
+}
+
+/**
+ * Save the option argument through the (*opt->arg) pointer.
+ * @param con context
+ * @param opt option
+ * @return 0 on success, otherwise POPT_* error.
+ */
+static int poptSaveArg(poptContext con, const struct poptOption * opt)
+ /*@globals fileSystem, internalState @*/
+ /*@modifies con, fileSystem, internalState @*/
+{
+ poptArg arg = { .ptr = opt->arg };
+ int rc = 0; /* assume success */
+
+ switch (poptArgType(opt)) {
+ case POPT_ARG_BITSET:
+ /* XXX memory leak, application is responsible for free. */
+ rc = poptSaveBits(arg.ptr, opt->argInfo, con->os->nextArg);
+ /*@switchbreak@*/ break;
+ case POPT_ARG_ARGV:
+ /* XXX memory leak, application is responsible for free. */
+ rc = poptSaveString(arg.ptr, opt->argInfo, con->os->nextArg);
+ /*@switchbreak@*/ break;
+ case POPT_ARG_STRING:
+ /* XXX memory leak, application is responsible for free. */
+ arg.argv[0] = (con->os->nextArg) ? xstrdup(con->os->nextArg) : NULL;
+ /*@switchbreak@*/ break;
+
+ case POPT_ARG_INT:
+ case POPT_ARG_SHORT:
+ case POPT_ARG_LONG:
+ case POPT_ARG_LONGLONG:
+ { unsigned int argInfo = poptArgInfo(con, opt);
+ long long aNUM = 0;
+
+ if ((rc = poptParseInteger(&aNUM, argInfo, con->os->nextArg)) != 0)
+ break;
+
+ switch (poptArgType(opt)) {
+ case POPT_ARG_LONGLONG:
+/* XXX let's not demand C99 compiler flags for <limits.h> quite yet. */
+#if !defined(LLONG_MAX)
+# define LLONG_MAX 9223372036854775807LL
+# define LLONG_MIN (-LLONG_MAX - 1LL)
+#endif
+ rc = !(aNUM == LLONG_MIN || aNUM == LLONG_MAX)
+ ? poptSaveLongLong(arg.longlongp, argInfo, aNUM)
+ : POPT_ERROR_OVERFLOW;
+ /*@innerbreak@*/ break;
+ case POPT_ARG_LONG:
+ rc = !(aNUM < (long long)LONG_MIN || aNUM > (long long)LONG_MAX)
+ ? poptSaveLong(arg.longp, argInfo, (long)aNUM)
+ : POPT_ERROR_OVERFLOW;
+ /*@innerbreak@*/ break;
+ case POPT_ARG_INT:
+ rc = !(aNUM < (long long)INT_MIN || aNUM > (long long)INT_MAX)
+ ? poptSaveInt(arg.intp, argInfo, (long)aNUM)
+ : POPT_ERROR_OVERFLOW;
+ /*@innerbreak@*/ break;
+ case POPT_ARG_SHORT:
+ rc = !(aNUM < (long long)SHRT_MIN || aNUM > (long long)SHRT_MAX)
+ ? poptSaveShort(arg.shortp, argInfo, (long)aNUM)
+ : POPT_ERROR_OVERFLOW;
+ /*@innerbreak@*/ break;
+ }
+ } /*@switchbreak@*/ break;
+
+ case POPT_ARG_FLOAT:
+ case POPT_ARG_DOUBLE:
+ { char *end = NULL;
+ double aDouble = 0.0;
+
+ if (con->os->nextArg) {
+/*@-mods@*/
+ int saveerrno = errno;
+ errno = 0;
+ aDouble = strtod(con->os->nextArg, &end);
+ if (errno == ERANGE) {
+ rc = POPT_ERROR_OVERFLOW;
+ break;
+ }
+ errno = saveerrno;
+/*@=mods@*/
+ if (*end != '\0') {
+ rc = POPT_ERROR_BADNUMBER;
+ break;
+ }
+ }
+
+ switch (poptArgType(opt)) {
+ case POPT_ARG_DOUBLE:
+ arg.doublep[0] = aDouble;
+ /*@innerbreak@*/ break;
+ case POPT_ARG_FLOAT:
+#if !defined(DBL_EPSILON) && !defined(__LCLINT__)
+#define DBL_EPSILON 2.2204460492503131e-16
+#endif
+#define POPT_ABS(a) ((((a) - 0.0) < DBL_EPSILON) ? -(a) : (a))
+ if ((FLT_MIN - POPT_ABS(aDouble)) > DBL_EPSILON
+ || (POPT_ABS(aDouble) - FLT_MAX) > DBL_EPSILON)
+ rc = POPT_ERROR_OVERFLOW;
+ else
+ arg.floatp[0] = (float) aDouble;
+ /*@innerbreak@*/ break;
+ }
+ } /*@switchbreak@*/ break;
+ case POPT_ARG_MAINCALL:
+/*@-assignexpose -type@*/
+ con->maincall = opt->arg;
+/*@=assignexpose =type@*/
+ /*@switchbreak@*/ break;
+ default:
+ fprintf(stdout, POPT_("option type (%u) not implemented in popt\n"),
+ poptArgType(opt));
+ exit(EXIT_FAILURE);
+ /*@notreached@*/ /*@switchbreak@*/ break;
+ }
+ return rc;
+}
+
+/* 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) {
+ invokeCallbacksPOST(con, con->options);
+
+ if (con->maincall) {
+ /*@-noeffectuncon @*/
+ (void) (*con->maincall) (con->finalArgvCount, con->finalArgv);
+ /*@=noeffectuncon @*/
+ return -1;
+ }
+
+ if (con->doExec) return execCommand(con);
+ return -1;
+ }
+
+ /* Process next long option */
+ if (!con->os->nextCharArg) {
+ const char * optString;
+ size_t optStringLen;
+ 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 != '-' ||
+ (*origOptString == '-' && origOptString[1] == '\0'))
+ {
+ 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 */
+ optString = origOptString;
+
+ if (optString[0] == '\0')
+ return POPT_ERROR_BADOPT;
+
+ if (optString[1] == '-' && !optString[2]) {
+ con->restLeftover = 1;
+ continue;
+ } else {
+ const char *oe;
+ unsigned int argInfo = 0;
+
+ optString++;
+ if (*optString == '-')
+ optString++;
+ else
+ argInfo |= POPT_ARGFLAG_ONEDASH;
+
+ /* Check for "--long=arg" option. */
+ for (oe = optString; *oe && *oe != '='; oe++)
+ {};
+ optStringLen = (size_t)(oe - optString);
+ if (*oe == '=')
+ longArg = oe + 1;
+
+ /* XXX aliases with arg substitution need "--alias=arg" */
+ if (handleAlias(con, optString, optStringLen, '\0', longArg)) {
+ longArg = NULL;
+ continue;
+ }
+
+ if (handleExec(con, optString, '\0'))
+ continue;
+
+ opt = findOption(con->options, optString, optStringLen, '\0', &cb, &cbData,
+ argInfo);
+ if (!opt && !LF_ISSET(ONEDASH))
+ return POPT_ERROR_BADOPT;
+ }
+
+ if (!opt) {
+ con->os->nextCharArg = origOptString + 1;
+ longArg = NULL;
+ } else {
+ if (con->os == con->optionStack && F_ISSET(opt, STRIP))
+ {
+ canstrip = 1;
+ poptStripArg(con, thisopt);
+ }
+ shorty = 0;
+ }
+ }
+
+ /* Process next short option */
+ if (con->os->nextCharArg) {
+ const char * nextCharArg = con->os->nextCharArg;
+
+ con->os->nextCharArg = NULL;
+
+ if (handleAlias(con, NULL, 0, *nextCharArg, nextCharArg + 1))
+ continue;
+
+ if (handleExec(con, NULL, *nextCharArg)) {
+ /* Restore rest of short options for further processing */
+ nextCharArg++;
+ if (*nextCharArg != '\0')
+ con->os->nextCharArg = nextCharArg;
+ continue;
+ }
+
+ opt = findOption(con->options, NULL, 0, *nextCharArg, &cb,
+ &cbData, 0);
+ if (!opt)
+ return POPT_ERROR_BADOPT;
+ shorty = 1;
+
+ nextCharArg++;
+ if (*nextCharArg != '\0')
+ con->os->nextCharArg = nextCharArg + (int)(*nextCharArg == '=');
+ }
+
+ if (opt == NULL) return POPT_ERROR_BADOPT; /* XXX can't happen */
+ if (opt->arg && poptArgType(opt) == POPT_ARG_NONE) {
+ unsigned int argInfo = poptArgInfo(con, opt);
+ if (poptSaveInt((int *)opt->arg, argInfo, 1L))
+ return POPT_ERROR_BADOPERATION;
+ } else if (poptArgType(opt) == POPT_ARG_VAL) {
+ if (opt->arg) {
+ unsigned int argInfo = poptArgInfo(con, opt);
+ if (poptSaveInt((int *)opt->arg, argInfo, (long)opt->val))
+ return POPT_ERROR_BADOPERATION;
+ }
+ } else if (poptArgType(opt) != POPT_ARG_NONE) {
+ int rc;
+
+ con->os->nextArg = _free(con->os->nextArg);
+ if (longArg) {
+ longArg = expandNextArg(con, longArg);
+ con->os->nextArg = (char *) longArg;
+ } else if (con->os->nextCharArg) {
+ longArg = expandNextArg(con, con->os->nextCharArg);
+ con->os->nextArg = (char *) 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 (!F_ISSET(opt, OPTIONAL))
+ return POPT_ERROR_NOARG;
+ 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
+ && F_ISSET(opt, STRIP) && canstrip)
+ {
+ poptStripArg(con, con->os->next);
+ }
+
+ if (con->os->argv != NULL) { /* XXX can't happen */
+ if (F_ISSET(opt, OPTIONAL) &&
+ con->os->argv[con->os->next][0] == '-') {
+ con->os->nextArg = NULL;
+ } else {
+ /* XXX watchout: subtle side-effects live here. */
+ longArg = con->os->argv[con->os->next++];
+ longArg = expandNextArg(con, longArg);
+ con->os->nextArg = (char *) longArg;
+ }
+ }
+ }
+ }
+ longArg = NULL;
+
+ /* Save the option argument through a (*opt->arg) pointer. */
+ if (opt->arg != NULL && (rc = poptSaveArg(con, opt)) != 0)
+ return rc;
+ }
+
+ if (cb)
+ invokeCallbacksOPTION(con, con->options, opt, cbData, shorty);
+ else if (opt->val && (poptArgType(opt) != POPT_ARG_VAL))
+ done = 1;
+
+ if ((con->finalArgvCount + 2) >= (con->finalArgvAlloced)) {
+ con->finalArgvAlloced += 10;
+ con->finalArgv = realloc(con->finalArgv,
+ sizeof(*con->finalArgv) * con->finalArgvAlloced);
+ }
+
+ if (con->finalArgv != NULL)
+ { char *s = malloc((opt->longName ? strlen(opt->longName) : 0) + sizeof("--"));
+ if (s != NULL) { /* XXX can't happen */
+ con->finalArgv[con->finalArgvCount++] = s;
+ *s++ = '-';
+ if (opt->longName) {
+ if (!F_ISSET(opt, ONEDASH))
+ *s++ = '-';
+ s = stpcpy(s, opt->longName);
+ } else {
+ *s++ = opt->shortName;
+ *s = '\0';
+ }
+ } else
+ con->finalArgv[con->finalArgvCount++] = NULL;
+ }
+
+ if (opt->arg && poptArgType(opt) == POPT_ARG_NONE)
+ /*@-ifempty@*/ ; /*@=ifempty@*/
+ else if (poptArgType(opt) == POPT_ARG_VAL)
+ /*@-ifempty@*/ ; /*@=ifempty@*/
+ else if (poptArgType(opt) != POPT_ARG_NONE) {
+ if (con->finalArgv != NULL && con->os->nextArg != NULL)
+ con->finalArgv[con->finalArgvCount++] =
+ xstrdup(con->os->nextArg);
+ }
+ }
+
+ return (opt ? opt->val : -1); /* XXX can't happen */
+}
+
+char * poptGetOptArg(poptContext con)
+{
+ char * ret = NULL;
+ if (con) {
+ ret = con->os->nextArg;
+ con->os->nextArg = NULL;
+ }
+ 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;
+}
+
+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 @*/
+}
+
+static /*@null@*/
+poptItem poptFreeItems(/*@only@*/ /*@null@*/ poptItem items, int nitems)
+ /*@modifies items @*/
+{
+ if (items != NULL) {
+ poptItem item = items;
+ while (--nitems >= 0) {
+/*@-modobserver -observertrans -dependenttrans@*/
+ item->option.longName = _free(item->option.longName);
+ item->option.descrip = _free(item->option.descrip);
+ item->option.argDescrip = _free(item->option.argDescrip);
+/*@=modobserver =observertrans =dependenttrans@*/
+ item->argv = _free(item->argv);
+ item++;
+ }
+ items = _free(items);
+ }
+ return NULL;
+}
+
+poptContext poptFreeContext(poptContext con)
+{
+ if (con == NULL) return con;
+ poptResetContext(con);
+ con->os->argb = _free(con->os->argb);
+
+ con->aliases = poptFreeItems(con->aliases, con->numAliases);
+ con->numAliases = 0;
+
+ con->execs = poptFreeItems(con->execs, con->numExecs);
+ con->numExecs = 0;
+
+ con->leftovers = _free(con->leftovers);
+ con->finalArgv = _free(con->finalArgv);
+ con->appName = _free(con->appName);
+ con->otherHelp = _free(con->otherHelp);
+ con->execPath = _free(con->execPath);
+ con->arg_strip = PBM_FREE(con->arg_strip);
+
+ con = _free(con);
+ return con;
+}
+
+int poptAddAlias(poptContext con, struct poptAlias alias,
+ /*@unused@*/ UNUSED(int flags))
+{
+ struct poptItem_s item_buf;
+ poptItem item = &item_buf;
+ 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);
+}
+
+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 = 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;
+}
+
+const char * poptBadOption(poptContext con, unsigned int flags)
+{
+ struct optionStackEntry * os = NULL;
+
+ if (con != NULL)
+ os = (flags & POPT_BADOPTION_NOALIAS) ? con->optionStack : con->os;
+
+ return (os != NULL && os->argv != NULL ? os->argv[os->next - 1] : NULL);
+}
+
+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_BADCONFIG:
+ return POPT_("config file failed sanity test");
+ 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] : "");
+}
+
+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;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 02:39:31 +0000