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1998-08-25  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/dl-cache.c: Move static variable cache and cachesize
	to toplevel.
	(_dl_unload_cache): New function.
	* elf/Versions [libc GLIBC_2.1]: Add _dl_unload_cache.
	* elf/dl-open.c (_dl_open): Unload map file before freeing the lock.
	* elf/rtld (dl_main): Unload map file before jumping to user code.

	* sysdeps/unix/sysv/linux/alpha/bits/fcntl.h: Define O_DIRECT.
	Correct comment for O_LARGEFILE.
	* sysdeps/unix/sysv/linux/bits/fcntl.h: Define O_DIRECT.
	Change O_LARGEFILE to correct value.

1998-08-25 14:34  Ulrich Drepper  <drepper@cygnus.com>

	* libio/iogetline.c (_IO_getline_info): Don't read anything for
	N == 0.  Patch by HJ Lu.
This commit is contained in:
Ulrich Drepper
1998-08-26 00:07:26 +00:00
parent 6dbb7062ff
commit 08cac4ac19
8 changed files with 69 additions and 8 deletions
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9
elf/dl-open.c
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@ -21,6 +21,7 @@
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h> /* Check whether MAP_COPY is defined. */
#include <bits/libc-lock.h>
#include <elf/ldsodefs.h>
@ -31,6 +32,9 @@ extern ElfW(Addr) _dl_sysdep_start (void **start_argptr,
ElfW(Addr) *user_entry));
weak_extern (_dl_sysdep_start)
/* This function is used to unload the cache file if necessary. */
extern void _dl_unload_cache (void);
extern int __libc_multiple_libcs; /* Defined in init-first.c. */
extern int __libc_argc;
@ -224,6 +228,11 @@ _dl_open (const char *file, int mode)
args.map = NULL;
errcode = _dl_catch_error (&errstring, dl_open_worker, &args);
#ifndef MAP_COPY
/* We must munmap() the cache file. */
_dl_unload_cache ();
#endif
/* Release the lock. */
__libc_lock_unlock (_dl_load_lock);