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-rw-r--r--support/popt.c713
1 files changed, 0 insertions, 713 deletions
diff --git a/support/popt.c b/support/popt.c
deleted file mode 100644
index 283cf83..0000000
--- a/support/popt.c
+++ /dev/null
@@ -1,713 +0,0 @@
-/* (C) 1998 Red Hat Software, Inc. -- Licensing details are in the COPYING
- file accompanying popt source distributions, available from
- ftp://ftp.redhat.com/pub/code/popt */
-
-#include "system.h"
-#include "findme.h"
-#include "poptint.h"
-
-#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
-
-void poptSetExecPath(poptContext con, const char * path, int allowAbsolute) {
- if (con->execPath) xfree(con->execPath);
- con->execPath = xstrdup(path);
- con->execAbsolute = allowAbsolute;
-}
-
-static void invokeCallbacks(poptContext con, const struct poptOption * table,
- int post) {
- const struct poptOption * opt = table;
- poptCallbackType cb;
-
- while (opt->longName || opt->shortName || opt->arg) {
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- invokeCallbacks(con, opt->arg, post);
- } else if (((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_CALLBACK) &&
- ((!post && (opt->argInfo & POPT_CBFLAG_PRE)) ||
- ( post && (opt->argInfo & POPT_CBFLAG_POST)))) {
- cb = (poptCallbackType)opt->arg;
- cb(con, post ? POPT_CALLBACK_REASON_POST : POPT_CALLBACK_REASON_PRE,
- NULL, NULL, opt->descrip);
- }
- opt++;
- }
-}
-
-poptContext poptGetContext(const char * name, int argc, const char ** argv,
- const struct poptOption * options, int flags) {
- poptContext con = malloc(sizeof(*con));
-
- memset(con, 0, sizeof(*con));
-
- con->os = con->optionStack;
- con->os->argc = argc;
- con->os->argv = argv;
- con->os->argb = NULL;
-
- if (!(flags & POPT_CONTEXT_KEEP_FIRST))
- con->os->next = 1; /* skip argv[0] */
-
- con->leftovers = calloc( (argc + 1), sizeof(char *) );
- con->options = options;
- con->aliases = NULL;
- con->numAliases = 0;
- con->flags = flags;
- con->execs = NULL;
- con->numExecs = 0;
- con->finalArgvAlloced = argc * 2;
- con->finalArgv = calloc( con->finalArgvAlloced, sizeof(*con->finalArgv) );
- con->execAbsolute = 1;
-
- if (getenv("POSIXLY_CORRECT") || getenv("POSIX_ME_HARDER"))
- con->flags |= POPT_CONTEXT_POSIXMEHARDER;
-
- if (name)
- con->appName = strcpy(malloc(strlen(name) + 1), name);
-
- invokeCallbacks(con, con->options, 0);
-
- return con;
-}
-
-static void cleanOSE(struct optionStackEntry *os)
-{
- if (os->nextArg) {
- xfree(os->nextArg);
- os->nextArg = NULL;
- }
- if (os->argv) {
- xfree(os->argv);
- os->argv = NULL;
- }
- if (os->argb) {
- PBM_FREE(os->argb);
- os->argb = NULL;
- }
-}
-
-void poptResetContext(poptContext con) {
- int i;
-
- while (con->os > con->optionStack) {
- cleanOSE(con->os--);
- }
- if (con->os->argb) {
- PBM_FREE(con->os->argb);
- con->os->argb = NULL;
- }
- 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;
-
- for (i = 0; i < con->finalArgvCount; i++) {
- if (con->finalArgv[i]) {
- xfree(con->finalArgv[i]);
- con->finalArgv[i] = NULL;
- }
- }
-
- con->finalArgvCount = 0;
-}
-
-/* Only one of longName, shortName may be set at a time */
-static int handleExec(poptContext con, char * longName, char shortName) {
- int i;
-
- i = con->numExecs - 1;
- if (longName) {
- while (i >= 0 && (!con->execs[i].longName ||
- strcmp(con->execs[i].longName, longName))) i--;
- } else {
- while (i >= 0 &&
- con->execs[i].shortName != shortName) i--;
- }
-
- 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++;
- { char *s = malloc((longName ? strlen(longName) : 0) + 3);
- if (longName)
- sprintf(s, "--%s", longName);
- else
- sprintf(s, "-%c", shortName);
- con->finalArgv[i] = s;
- }
-
- return 1;
-}
-
-/* Only one of longName, shortName may be set at a time */
-static int handleAlias(poptContext con, const char * longName, char shortName,
- /*@keep@*/ const char * nextCharArg) {
- int i;
-
- if (con->os->currAlias && con->os->currAlias->longName && longName &&
- !strcmp(con->os->currAlias->longName, longName))
- return 0;
- if (con->os->currAlias && shortName &&
- shortName == con->os->currAlias->shortName)
- return 0;
-
- i = con->numAliases - 1;
- if (longName) {
- while (i >= 0 && (!con->aliases[i].longName ||
- strcmp(con->aliases[i].longName, longName))) i--;
- } else {
- while (i >= 0 &&
- con->aliases[i].shortName != shortName) i--;
- }
-
- if (i < 0) return 0;
-
- if ((con->os - con->optionStack + 1) == POPT_OPTION_DEPTH)
- return POPT_ERROR_OPTSTOODEEP;
-
- if (nextCharArg && *nextCharArg)
- con->os->nextCharArg = nextCharArg;
-
- con->os++;
- con->os->next = 0;
- con->os->stuffed = 0;
- con->os->nextArg = NULL;
- con->os->nextCharArg = NULL;
- con->os->currAlias = con->aliases + i;
- poptDupArgv(con->os->currAlias->argc, con->os->currAlias->argv,
- &con->os->argc, &con->os->argv);
- con->os->argb = NULL;
-
- return 1;
-}
-
-static void execCommand(poptContext con) {
- const char ** argv;
- int pos = 0;
- const char * script = con->doExec->script;
-
- argv = malloc(sizeof(*argv) *
- (6 + con->numLeftovers + con->finalArgvCount));
-
- if (!con->execAbsolute && strchr(script, '/')) return;
-
- if (!strchr(script, '/') && con->execPath) {
- char *s = alloca(strlen(con->execPath) + strlen(script) + 2);
- sprintf(s, "%s/%s", con->execPath, script);
- argv[pos] = s;
- } else {
- argv[pos] = script;
- }
- pos++;
-
- argv[pos] = findProgramPath(con->os->argv[0]);
- if (argv[pos]) pos++;
- argv[pos++] = ";";
-
- memcpy(argv + pos, con->finalArgv, sizeof(*argv) * con->finalArgvCount);
- pos += con->finalArgvCount;
-
- if (con->numLeftovers) {
- argv[pos++] = "--";
- memcpy(argv + pos, con->leftovers, sizeof(*argv) * con->numLeftovers);
- pos += con->numLeftovers;
- }
-
- argv[pos++] = NULL;
-
-#ifdef __hpux
- setresuid(getuid(), getuid(),-1);
-#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)
- setuid(getuid());
-#elif defined (HAVE_SETREUID)
- setreuid(getuid(), getuid()); /*hlauer: not portable to hpux9.01 */
-#else
- ; /* Can't drop privileges */
-#endif
-#endif
-
- execvp(argv[0], (char *const *)argv);
-}
-
-/*@observer@*/ static const struct poptOption *
-findOption(const struct poptOption * table, const char * longName,
- char shortName,
- /*@out@*/ poptCallbackType * callback, /*@out@*/ const void ** callbackData,
- int singleDash)
-{
- const struct poptOption * opt = table;
- const struct poptOption * opt2;
- const struct poptOption * cb = NULL;
-
- /* This happens when a single - is given */
- if (singleDash && !shortName && !*longName)
- shortName = '-';
-
- while (opt->longName || opt->shortName || opt->arg) {
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_INCLUDE_TABLE) {
- opt2 = findOption(opt->arg, longName, shortName, callback,
- callbackData, singleDash);
- if (opt2) {
- if (*callback && !*callbackData)
- *callbackData = opt->descrip;
- 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)) &&
- !strcmp(longName, opt->longName)) {
- break;
- } else if (shortName && shortName == opt->shortName) {
- break;
- }
- opt++;
- }
-
- if (!opt->longName && !opt->shortName) return NULL;
- *callbackData = NULL;
- *callback = NULL;
- if (cb) {
- *callback = (poptCallbackType)cb->arg;
- if (!(cb->argInfo & POPT_CBFLAG_INC_DATA))
- *callbackData = cb->descrip;
- }
-
- return opt;
-}
-
-static const char *findNextArg(poptContext con, unsigned argx, int delete)
-{
- 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;
- for (i = os->next; i < os->argc; i++) {
- if (os->argb && PBM_ISSET(i, os->argb)) continue;
- if (*os->argv[i] == '-') continue;
- if (--argx > 0) continue;
- arg = os->argv[i];
- if (delete) {
- if (os->argb == NULL) os->argb = PBM_ALLOC(os->argc);
- PBM_SET(i, os->argb);
- }
- break;
- }
- if (os > con->optionStack) os--;
- } while (arg == NULL);
- return arg;
-}
-
-static /*@only@*/ const char * expandNextArg(poptContext con, const char * s)
-{
- const char *a;
- size_t alen;
- char *t, *te;
- size_t tn = strlen(s) + 1;
- char c;
-
- te = t = malloc(tn);;
- while ((c = *s++) != '\0') {
- switch (c) {
- case '\\': /* escape */
- c = *s++;
- break;
- case '!':
- if (!(s[0] == '#' && s[1] == ':' && s[2] == '+'))
- break;
- if ((a = findNextArg(con, 1, 1)) == NULL)
- break;
- s += 3;
-
- alen = strlen(a);
- tn += alen;
- *te = '\0';
- t = realloc(t, tn);
- te = t + strlen(t);
- strncpy(te, a, alen); te += alen;
- continue;
- /*@notreached@*/ break;
- default:
- break;
- }
- *te++ = c;
- }
- *te = '\0';
- t = realloc(t, strlen(t)); /* XXX memory leak, hard to plug */
- return t;
-}
-
-/* returns 'val' element, -1 on last item, POPT_ERROR_* on error */
-int poptGetNextOpt(poptContext con)
-{
- const struct poptOption * opt = NULL;
- int done = 0;
-
- while (!done) {
- const char * origOptString = NULL;
- poptCallbackType cb = NULL;
- const void * cbData = NULL;
- const char * longArg = NULL;
-
- 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) {
- invokeCallbacks(con, con->options, 1);
- if (con->doExec) execCommand(con);
- return -1;
- }
-
- /* Process next long option */
- if (!con->os->nextCharArg) {
- char * localOptString, * optString;
-
- if (con->os->argb && PBM_ISSET(con->os->next, con->os->argb)) {
- con->os->next++;
- continue;
- }
- origOptString = con->os->argv[con->os->next++];
-
- if (con->restLeftover || *origOptString != '-') {
- con->leftovers[con->numLeftovers++] = origOptString;
- if (con->flags & POPT_CONTEXT_POSIXMEHARDER)
- con->restLeftover = 1;
- continue;
- }
-
- /* Make a copy we can hack at */
- localOptString = optString =
- strcpy(alloca(strlen(origOptString) + 1),
- origOptString);
-
- if (!optString[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;
- }
-
- /* Process next short option */
- if (con->os->nextCharArg) {
- origOptString = con->os->nextCharArg;
-
- con->os->nextCharArg = NULL;
-
- if (handleAlias(con, NULL, *origOptString,
- origOptString + 1)) {
- origOptString++;
- continue;
- }
- if (handleExec(con, NULL, *origOptString))
- continue;
-
- opt = findOption(con->options, NULL, *origOptString, &cb,
- &cbData, 0);
- if (!opt)
- return POPT_ERROR_BADOPT;
-
- origOptString++;
- if (*origOptString)
- con->os->nextCharArg = origOptString;
- }
-
- if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE) {
- *((int *)opt->arg) = 1;
- } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL) {
- if (opt->arg)
- *((int *) opt->arg) = opt->val;
- } else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) {
- if (con->os->nextArg) {
- xfree(con->os->nextArg);
- con->os->nextArg = NULL;
- }
- if (longArg) {
- con->os->nextArg = expandNextArg(con, longArg);
- } else if (con->os->nextCharArg) {
- con->os->nextArg = expandNextArg(con, con->os->nextCharArg);
- 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)
- return POPT_ERROR_NOARG;
-
- con->os->nextArg = expandNextArg(con, con->os->argv[con->os->next++]);
- }
-
- if (opt->arg) {
- long aLong;
- char *end;
-
- switch (opt->argInfo & POPT_ARG_MASK) {
- case POPT_ARG_STRING:
- /* XXX memory leak, hard to plug */
- *((const char **) opt->arg) = xstrdup(con->os->nextArg);
- break;
-
- case POPT_ARG_INT:
- case POPT_ARG_LONG:
- aLong = strtol(con->os->nextArg, &end, 0);
- if (!(end && *end == '\0'))
- return POPT_ERROR_BADNUMBER;
-
- if (aLong == LONG_MIN || aLong == LONG_MAX)
- return POPT_ERROR_OVERFLOW;
- if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_LONG) {
- *((long *) opt->arg) = aLong;
- } else {
- if (aLong > INT_MAX || aLong < INT_MIN)
- return POPT_ERROR_OVERFLOW;
- *((int *) opt->arg) = aLong;
- }
- break;
-
- default:
- fprintf(stdout, POPT_("option type (%d) not implemented in popt\n"),
- opt->argInfo & POPT_ARG_MASK);
- exit(EXIT_FAILURE);
- }
- }
- }
-
- if (cb)
- cb(con, POPT_CALLBACK_REASON_OPTION, opt, con->os->nextArg, cbData);
- 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 = realloc(con->finalArgv,
- sizeof(*con->finalArgv) * con->finalArgvAlloced);
- }
-
- { char *s = malloc((opt->longName ? strlen(opt->longName) : 0) + 3);
- if (opt->longName)
- sprintf(s, "--%s", opt->longName);
- else
- sprintf(s, "-%c", opt->shortName);
- con->finalArgv[con->finalArgvCount++] = s;
- }
-
- if (opt->arg && (opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE
- && (opt->argInfo & POPT_ARG_MASK) != POPT_ARG_VAL) {
- con->finalArgv[con->finalArgvCount++] = xstrdup(con->os->nextArg);
- }
- }
-
- return opt->val;
-}
-
-const char * poptGetOptArg(poptContext con) {
- const char * ret = con->os->nextArg;
- con->os->nextArg = NULL;
- return ret;
-}
-
-const char * poptGetArg(poptContext con) {
- if (con->numLeftovers == con->nextLeftover) return NULL;
- return con->leftovers[con->nextLeftover++];
-}
-
-const char * poptPeekArg(poptContext con) {
- if (con->numLeftovers == con->nextLeftover) return NULL;
- return con->leftovers[con->nextLeftover];
-}
-
-const char ** poptGetArgs(poptContext con) {
- if (con->numLeftovers == con->nextLeftover) return NULL;
-
- /* some apps like [like RPM ;-) ] need this NULL terminated */
- con->leftovers[con->numLeftovers] = NULL;
-
- return (con->leftovers + con->nextLeftover);
-}
-
-void poptFreeContext(poptContext con) {
- int i;
-
- poptResetContext(con);
- if (con->os->argb) free(con->os->argb);
-
- for (i = 0; i < con->numAliases; i++) {
- if (con->aliases[i].longName) xfree(con->aliases[i].longName);
- free(con->aliases[i].argv);
- }
-
- for (i = 0; i < con->numExecs; i++) {
- if (con->execs[i].longName) xfree(con->execs[i].longName);
- xfree(con->execs[i].script);
- }
- if (con->execs) xfree(con->execs);
-
- free(con->leftovers);
- free(con->finalArgv);
- if (con->appName) xfree(con->appName);
- if (con->aliases) free(con->aliases);
- if (con->otherHelp) xfree(con->otherHelp);
- if (con->execPath) xfree(con->execPath);
- free(con);
-}
-
-int poptAddAlias(poptContext con, struct poptAlias newAlias,
- /*@unused@*/ int flags)
-{
- int aliasNum = con->numAliases++;
- struct poptAlias * alias;
-
- /* SunOS won't realloc(NULL, ...) */
- if (!con->aliases)
- con->aliases = malloc(sizeof(newAlias) * con->numAliases);
- else
- con->aliases = realloc(con->aliases,
- sizeof(newAlias) * con->numAliases);
- alias = con->aliases + aliasNum;
-
- alias->longName = (newAlias.longName)
- ? strcpy(malloc(strlen(newAlias.longName) + 1), newAlias.longName)
- : NULL;
- alias->shortName = newAlias.shortName;
- alias->argc = newAlias.argc;
- alias->argv = newAlias.argv;
-
- return 0;
-}
-
-const char * poptBadOption(poptContext con, int flags) {
- struct optionStackEntry * os;
-
- if (flags & POPT_BADOPTION_NOALIAS)
- os = con->optionStack;
- else
- os = con->os;
-
- return os->argv[os->next - 1];
-}
-
-#define POPT_ERROR_NOARG -10
-#define POPT_ERROR_BADOPT -11
-#define POPT_ERROR_OPTSTOODEEP -13
-#define POPT_ERROR_BADQUOTE -15 /* only from poptParseArgString() */
-#define POPT_ERROR_ERRNO -16 /* only from poptParseArgString() */
-
-const char *const 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_OPTSTOODEEP:
- return POPT_("aliases nested too deeply");
- case POPT_ERROR_BADQUOTE:
- return POPT_("error in paramter 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_ERRNO:
- return strerror(errno);
- default:
- return POPT_("unknown error");
- }
-}
-
-int poptStuffArgs(poptContext con, const char ** argv) {
- int argc;
-
- 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;
- poptDupArgv(argc, argv, &con->os->argc, &con->os->argv);
- con->os->argb = NULL;
- con->os->stuffed = 1;
-
- return 0;
-}
-
-const char * poptGetInvocationName(poptContext con) {
- return con->os->argv[0];
-}