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27130d2875
Author: jamesh
Date: 2003-02-22 04:59:20 GMT
2003-02-22 James Henstridge <james@daa.com.au>
* popthelp.c, poptint.h, poptconfig.c, findme.h, popt.h:
* poptparse.c: expand licensing header to the version found in the
Popt distribution's COPYING file. See discussion in bug 84804 for
details.
122 lines
3 KiB
C
122 lines
3 KiB
C
/*
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Copyright (c) 1998 Red Hat Software
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of the X Consortium shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from the X Consortium.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_ALLOCA_H
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# include <alloca.h>
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#else
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# ifdef _AIX
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# pragma alloca
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# endif
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#endif
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include "popt.h"
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int poptParseArgvString(char * s, int * argcPtr, char *** argvPtr) {
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char * buf = strcpy(alloca(strlen(s) + 1), s);
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char * bufStart = buf;
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char * src, * dst;
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char quote = '\0';
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int argvAlloced = 5;
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char ** argv = malloc(sizeof(*argv) * argvAlloced);
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char ** argv2;
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int argc = 0;
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int i;
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src = s;
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dst = buf;
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argv[argc] = buf;
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memset(buf, '\0', strlen(s) + 1);
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while (*src) {
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if (quote == *src) {
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quote = '\0';
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} else if (quote) {
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if (*src == '\\') {
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src++;
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if (!*src) {
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free(argv);
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return POPT_ERROR_BADQUOTE;
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}
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if (*src != quote) *buf++ = '\\';
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}
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*buf++ = *src;
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} else if (isspace(*src)) {
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if (*argv[argc]) {
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buf++, argc++;
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if (argc == argvAlloced) {
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argvAlloced += 5;
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argv = realloc(argv, sizeof(*argv) * argvAlloced);
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}
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argv[argc] = buf;
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}
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} else switch (*src) {
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case '"':
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case '\'':
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quote = *src;
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break;
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case '\\':
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src++;
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if (!*src) {
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free(argv);
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return POPT_ERROR_BADQUOTE;
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}
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/* fallthrough */
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default:
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*buf++ = *src;
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}
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src++;
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}
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if (strlen(argv[argc])) {
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argc++, buf++;
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}
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dst = malloc(argc * sizeof(*argv) + (buf - bufStart));
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argv2 = (void *) dst;
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dst += argc * sizeof(*argv);
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memcpy(argv2, argv, argc * sizeof(*argv));
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memcpy(dst, bufStart, buf - bufStart);
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for (i = 0; i < argc; i++) {
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argv2[i] = dst + (argv[i] - bufStart);
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}
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free(argv);
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*argvPtr = argv2;
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*argcPtr = argc;
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return 0;
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}
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