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* stdio-common/tmpnam.c (tmpnam): Optimize a bit.

	* sysdeps/posix/getaddrinfo.c (gaih_local): Don't use tmpnam, use
	underlying functions directly.
This commit is contained in:
Ulrich Drepper 2000-09-29 02:56:42 +00:00
parent ee6c533027
commit e658b54e8e
3 changed files with 19 additions and 4 deletions
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5
ChangeLog
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@ -1,5 +1,10 @@
2000-09-28 Ulrich Drepper <drepper@redhat.com>
* stdio-common/tmpnam.c (tmpnam): Optimize a bit.
* sysdeps/posix/getaddrinfo.c (gaih_local): Don't use tmpnam, use
underlying functions directly.
* sysdeps/unix/sysv/linux/bits/resource.h: Add RLIMIT_LOCKS.
* sysdeps/unix/sysv/linux/arm/bits/resource.h: Likewise.
* sysdeps/unix/sysv/linux/i386/bits/resource.h: Likewise.

8
stdio-common/tmpnam.c
View File

@ -29,15 +29,17 @@ tmpnam (char *s)
{
/* By using two buffers we manage to be thread safe in the case
where S != NULL. */
char tmpbuf[L_tmpnam];
char tmpbufmem[L_tmpnam];
char tmpbuf = s ?: tmpbufmem;
/* In the following call we use the buffer pointed to by S if
non-NULL although we don't know the size. But we limit the size
to L_tmpnam characters in any case. */
if (__path_search (s ? : tmpbuf, L_tmpnam, NULL, NULL, 0))
if (__builtin_expect (__path_search (tmpbuf, L_tmpnam, NULL, NULL, 0),
0))
return NULL;
if (__gen_tempname (s ? : tmpbuf, __GT_NOCREATE))
if (__builtin_expect (__gen_tempname (tmpbuf, __GT_NOCREATE), 0))
return NULL;
if (s == NULL)

10
sysdeps/posix/getaddrinfo.c
View File

@ -206,7 +206,15 @@ gaih_local (const char *name, const struct gaih_service *service,
}
else
{
if (tmpnam (((struct sockaddr_un *) (*pai)->ai_addr)->sun_path) == NULL)
/* This is a dangerous use of the interface since there is a time
window between the test for the file and the actual creation
(done by the caller) in which a file with the same name could
be created. */
char *buf = ((struct sockaddr_un *) (*pai)->ai_addr)->sun_path;
if (__builtin_expect (__path_search (buf, L_tmpnam, NULL, NULL, 0),
0) != 0
|| __builtin_expect (__gen_tempname (buf, __GT_NOCREATE), 0) != 0)
return -EAI_SYSTEM;
}