Use mktemp for temporary file names, per suggestion from Peter.

This commit is contained in:
Bruce Momjian 2004-04-27 18:36:31 +00:00
parent b498b795a0
commit f687c7e87f

View File

@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/tools/thread/thread_test.c,v 1.26 2004/04/27 17:22:41 momjian Exp $
* $PostgreSQL: pgsql/src/tools/thread/thread_test.c,v 1.27 2004/04/27 18:36:31 momjian Exp $
*
* This program tests to see if your standard libc functions use
* pthread_setspecific()/pthread_getspecific() to be thread-safe.
@ -49,6 +49,12 @@ main(int argc, char *argv[])
void func_call_1(void);
void func_call_2(void);
#define TEMP_FILENAME_1 "/tmp/thread_test.1.XXXXX"
#define TEMP_FILENAME_2 "/tmp/thread_test.2.XXXXX"
char *temp_filename_1;
char *temp_filename_2;
pthread_mutex_t init_mutex = PTHREAD_MUTEX_INITIALIZER;
volatile int thread1_done = 0;
@ -90,6 +96,14 @@ main(int argc, char *argv[])
return 1;
}
/* Make temp filenames, might not have strdup() */
temp_filename_1 = malloc(strlen(TEMP_FILENAME_1) + 1);
strcpy(temp_filename_1, TEMP_FILENAME_1);
mktemp(temp_filename_1);
temp_filename_2 = malloc(strlen(TEMP_FILENAME_2) + 1);
strcpy(temp_filename_2, TEMP_FILENAME_2);
mktemp(temp_filename_2);
#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
if (gethostname(myhostname, MAXHOSTNAMELEN) != 0)
{
@ -195,10 +209,10 @@ func_call_1(void)
void *p;
#endif
unlink("/tmp/thread_test.1");
unlink(temp_filename_1);
/* create, then try to fail on exclusive create open */
if (open("/tmp/thread_test.1", O_RDWR | O_CREAT, 0600) < 0 ||
open("/tmp/thread_test.1", O_RDWR | O_CREAT | O_EXCL, 0600) >= 0)
if (open(temp_filename_1, O_RDWR | O_CREAT, 0600) < 0 ||
open(temp_filename_1, O_RDWR | O_CREAT | O_EXCL, 0600) >= 0)
{
fprintf(stderr, "Could not create file in /tmp or\n");
fprintf(stderr, "Could not generate failure for create file in /tmp **\nexiting\n");
@ -215,10 +229,10 @@ func_call_1(void)
if (errno != EEXIST)
{
fprintf(stderr, "errno not thread-safe **\nexiting\n");
unlink("/tmp/thread_test.1");
unlink(temp_filename_1);
exit(1);
}
unlink("/tmp/thread_test.1");
unlink(temp_filename_1);
#ifndef HAVE_STRERROR_R
strerror_p1 = strerror(EACCES);
@ -266,9 +280,9 @@ func_call_2(void)
void *p;
#endif
unlink("/tmp/thread_test.2");
unlink(temp_filename_2);
/* open non-existant file */
if (open("/tmp/thread_test.2", O_RDONLY, 0600) >= 0)
if (open(temp_filename_2, O_RDONLY, 0600) >= 0)
{
fprintf(stderr, "Read-only open succeeded without create **\nexiting\n");
exit(1);
@ -284,10 +298,10 @@ func_call_2(void)
if (errno != ENOENT)
{
fprintf(stderr, "errno not thread-safe **\nexiting\n");
unlink("/tmp/thread_test.A");
unlink(temp_filename_2);
exit(1);
}
unlink("/tmp/thread_test.2");
unlink(temp_filename_2);
#ifndef HAVE_STRERROR_R
strerror_p2 = strerror(EINVAL);