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Fix error in memory handling.

This commit is contained in:
tron 2003-08-25 10:52:23 +00:00
parent a58c832dd6
commit f48c4e3753
1 changed files with 9 additions and 6 deletions
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15
usr.sbin/pkg_install/lib/fexec.c
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@ -47,7 +47,7 @@
#include "lib.h"
#ifndef lint
__RCSID("$NetBSD: fexec.c,v 1.2 2003/08/25 10:23:42 tron Exp $");
__RCSID("$NetBSD: fexec.c,v 1.3 2003/08/25 10:52:23 tron Exp $");
#endif
static int vfcexec(const char *, const char *, va_list);
@ -55,10 +55,11 @@ static int vfcexec(const char *, const char *, va_list);
static int
vfcexec(const char *path, const char *arg, va_list ap)
{
static int max = 4;
static unsigned int max = 4;
static const char **argv = NULL;
int argc, status;
unsigned int argc;
pid_t child;
int status;
if (argv == NULL) {
argv = malloc(max * sizeof(const char *));
@ -73,15 +74,17 @@ vfcexec(const char *path, const char *arg, va_list ap)
do {
if (argc == max) {
const char **ptr;
unsigned int new;
const char **ptr;
max <<= 1;
ptr = realloc(argv, max * sizeof(const char *));
new = max * 2;
ptr = realloc(argv, new * sizeof(const char *));
if (ptr == NULL) {
warnx("vfcexec can't alloc arg space");
return -1;
}
argv = ptr;
max = new;
}
arg = va_arg(ap, const char *);
argv[argc++] = arg;