ensure standard functions mk[sd]temp don't depend on removed function mktemp

This commit is contained in:
Rich Felker 2011-02-14 19:18:06 -05:00
parent c255e5542d
commit 5377715ce0
3 changed files with 9 additions and 5 deletions

View File

@ -1,4 +1,3 @@
#define _GNU_SOURCE
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
@ -9,10 +8,12 @@
#include <sys/stat.h>
#include "libc.h"
char *__mktemp(char *);
char *mkdtemp(char *template)
{
for (;;) {
if (!mktemp(template)) return 0;
if (!__mktemp(template)) return 0;
if (!mkdir(template, 0700)) return template;
if (errno != EEXIST) return 0;
/* this is safe because mktemp verified

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@ -1,4 +1,3 @@
#define _GNU_SOURCE
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
@ -8,11 +7,13 @@
#include <errno.h>
#include "libc.h"
char *__mktemp(char *);
int mkstemp(char *template)
{
int fd;
retry:
if (!mktemp(template)) return -1;
if (!__mktemp(template)) return -1;
fd = open(template, O_RDWR | O_CREAT | O_EXCL, 0600);
if (fd >= 0) return fd;
if (errno == EEXIST) {

View File

@ -6,7 +6,7 @@
#include <errno.h>
#include "libc.h"
char *mktemp(char *template)
char *__mktemp(char *template)
{
static int lock;
static int index;
@ -27,3 +27,5 @@ char *mktemp(char *template)
UNLOCK(&lock);
return NULL;
}
weak_alias(__mktemp, mktemp);