-/* (C) 1998 Red Hat Software, Inc. -- Licensing details are in the COPYING
+/** \ingroup popt
+ * \file popt/poptparse.c
+ */
+
+/* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING
file accompanying popt source distributions, available from
- ftp://ftp.redhat.com/pub/code/popt */
+ ftp://ftp.rpm.org/pub/rpm/dist. */
#include "system.h"
char * dst;
int i;
+ if (argc <= 0 || argv == NULL) /* XXX can't happen */
+ return POPT_ERROR_NOARG;
for (i = 0; i < argc; i++) {
if (argv[i] == NULL)
return POPT_ERROR_NOARG;
}
dst = malloc(nb);
+ if (dst == NULL) /* XXX can't happen */
+ return POPT_ERROR_MALLOC;
argv2 = (void *) dst;
dst += (argc + 1) * sizeof(*argv);
+ /*@-branchstate@*/
for (i = 0; i < argc; i++) {
argv2[i] = dst;
dst += strlen(strcpy(dst, argv[i])) + 1;
}
+ /*@=branchstate@*/
argv2[argc] = NULL;
- *argvPtr = argv2;
- *argcPtr = argc;
+ if (argvPtr) {
+ *argvPtr = argv2;
+ } else {
+ free(argv2);
+ argv2 = NULL;
+ }
+ if (argcPtr)
+ *argcPtr = argc;
return 0;
}
const char ** argv = malloc(sizeof(*argv) * argvAlloced);
int argc = 0;
int buflen = strlen(s) + 1;
- char *buf0 = calloc(buflen, 1);
- char *buf = buf0;
+ char * buf = memset(alloca(buflen), 0, buflen);
+ int rc = POPT_ERROR_MALLOC;
+ if (argv == NULL) return rc;
argv[argc] = buf;
- for (src = s; *src; src++) {
+ for (src = s; *src != '\0'; src++) {
if (quote == *src) {
quote = '\0';
- } else if (quote) {
+ } else if (quote != '\0') {
if (*src == '\\') {
src++;
if (!*src) {
- free(argv);
- free(buf0);
- return POPT_ERROR_BADQUOTE;
+ rc = POPT_ERROR_BADQUOTE;
+ goto exit;
}
if (*src != quote) *buf++ = '\\';
}
*buf++ = *src;
} else if (isspace(*src)) {
- if (*argv[argc]) {
+ if (*argv[argc] != '\0') {
buf++, argc++;
if (argc == argvAlloced) {
argvAlloced += POPT_ARGV_ARRAY_GROW_DELTA;
argv = realloc(argv, sizeof(*argv) * argvAlloced);
+ if (argv == NULL) goto exit;
}
argv[argc] = buf;
}
case '"':
case '\'':
quote = *src;
- break;
+ /*@switchbreak@*/ break;
case '\\':
src++;
if (!*src) {
- free(argv);
- free(buf0);
- return POPT_ERROR_BADQUOTE;
+ rc = POPT_ERROR_BADQUOTE;
+ goto exit;
}
/*@fallthrough@*/
default:
*buf++ = *src;
- break;
+ /*@switchbreak@*/ break;
}
}
argc++, buf++;
}
- (void) poptDupArgv(argc, argv, argcPtr, argvPtr);
+ rc = poptDupArgv(argc, argv, argcPtr, argvPtr);
- free(argv);
- free(buf0);
- return 0;
+exit:
+ if (argv) free(argv);
+ return rc;
}