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Dump in $TMPDIR if !setugid, and use mode 0644 instead of 0666.

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MFC after:	2 weeks
This commit is contained in:
Kris Kennaway 2002-10-13 11:23:31 +00:00
parent 61bdf123c3
commit 56373a5196
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=105038
1 changed files with 11 additions and 7 deletions
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18
lib/libc_r/uthread/uthread_info.c
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@ -31,13 +31,14 @@
*
* $FreeBSD$
*/
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <string.h>
#include <unistd.h>
#include <paths.h>
#include <pthread.h>
#include <errno.h>
#include <unistd.h>
#include "pthread_private.h"
#ifndef NELEMENTS
@ -85,15 +86,18 @@ _thread_dump_info(void)
int fd;
int i;
pthread_t pthread;
char tmpfile[128];
char *tmpdir;
char tmpfile[PATH_MAX];
pq_list_t *pq_list;
if (issetugid() != 0 || (tmpdir = getenv("TMPDIR")) == NULL)
tmpdir = _PATH_TMP;
for (i = 0; i < 100000; i++) {
snprintf(tmpfile, sizeof(tmpfile), "/tmp/uthread.dump.%u.%i",
getpid(), i);
snprintf(tmpfile, sizeof(tmpfile), "%s/uthread.dump.%u.%i",
tmpdir, getpid(), i);
/* Open the dump file for append and create it if necessary: */
if ((fd = __sys_open(tmpfile, O_RDWR | O_CREAT | O_EXCL,
0666)) < 0) {
0644)) < 0) {
/* Can't open the dump file. */
if (errno == EEXIST)
continue;