From de47eb59bb829423b1d0f47ba13099073999b3cb Mon Sep 17 00:00:00 2001
From: Nicolas Planel <nplanel@mandriva.com>
Date: Wed, 29 Oct 2003 16:07:11 +0000
Subject: Corporate Server 2.1.1 release

---
 mdk-stage1/dietlibc/libcruft/mkstemp.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

(limited to 'mdk-stage1/dietlibc/libcruft/mkstemp.c')

diff --git a/mdk-stage1/dietlibc/libcruft/mkstemp.c b/mdk-stage1/dietlibc/libcruft/mkstemp.c
index 3b24ecb54..7dc19d4ed 100644
--- a/mdk-stage1/dietlibc/libcruft/mkstemp.c
+++ b/mdk-stage1/dietlibc/libcruft/mkstemp.c
@@ -1,14 +1,21 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <string.h>
+#include <stdlib.h>
 #include <errno.h>
+#include "dietfeatures.h"
+
+#ifndef O_NOFOLLOW
+#define O_NOFOLLOW 0
+#endif
 
 int mkstemp(char* template) {
   char *tmp=template+strlen(template)-6;
   int randfd;
   int i,res;
   unsigned int random;
-  for (i=0; i<6; ++i) if (tmp[i]!='X') { __set_errno(EINVAL); return -1; }
+  if (tmp<template) goto error;
+  for (i=0; i<6; ++i) if (tmp[i]!='X') { error: errno=EINVAL; return -1; }
   randfd=open("/dev/urandom",O_RDONLY);
   for (;;) {
     read(randfd,&random,sizeof(random));
@@ -16,8 +23,9 @@ int mkstemp(char* template) {
       int hexdigit=(random>>(i*5))&0x1f;
       tmp[i]=hexdigit>9?hexdigit+'a'-10:hexdigit+'0';
     }
-    res=open(template,O_CREAT|O_RDWR|O_EXCL,0600);
-    if (res>=0) return res;
+    res=open(template,O_CREAT|O_RDWR|O_EXCL|O_NOFOLLOW,0600);
+    if (res>=0 || errno!=EEXIST) break;
   }
   close(randfd);
+  return res;
 }
-- 
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