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mirror of https://sourceware.org/git/glibc.git synced 2025-07-29 11:41:21 +03:00
2002-12-15  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/generic/sysdep-cancel.h: Add dummy definitions for
	SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET.

	* sysdeps/unix/sysv/linux/open64.c: New file.

	* sysdeps/generic/pselect.c: Add support for cancellation handling.
	* sysdeps/posix/open64.c: Likewise.
	* sysdeps/posix/sigpause.c: Likewise.
	* sysdeps/posix/sigwait.c: Likewise.
	* sysdeps/posix/system.c: Likewise.
	* sysdeps/posix/waitid.c: Likewise.
	* sysdeps/unix/sysv/linux/accept.S: Likewise.
	* sysdeps/unix/sysv/linux/connect.S: Likewise.
	* sysdeps/unix/sysv/linux/llseek.c: Likewise.
	* sysdeps/unix/sysv/linux/msgrcv.c: Likewise.
	* sysdeps/unix/sysv/linux/msgsnd.c: Likewise.
	* sysdeps/unix/sysv/linux/poll.c: Likewise.
	* sysdeps/unix/sysv/linux/pread.c: Likewise.
	* sysdeps/unix/sysv/linux/pread64.c: Likewise.
	* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
	* sysdeps/unix/sysv/linux/pwrite64.c: Likewise.
	* sysdeps/unix/sysv/linux/readv.c: Likewise.
	* sysdeps/unix/sysv/linux/recv.S: Likewise.
	* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
	* sysdeps/unix/sysv/linux/recvmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/send.S: Likewise.
	* sysdeps/unix/sysv/linux/sendmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/sendto.S: Likewise.
	* sysdeps/unix/sysv/linux/sigsuspend.c: Likewise.
	* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise.
	* sysdeps/unix/sysv/linux/sigwait.c: Likewise.
	* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
	* sysdeps/unix/sysv/linux/tcdrain.c: Likewise.
	* sysdeps/unix/sysv/linux/wait.c: Likewise.
	* sysdeps/unix/sysv/linux/waitpid.c: Likewise.
	* sysdeps/unix/sysv/linux/writev.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
This commit is contained in:
Ulrich Drepper
2002-12-15 10:26:23 +00:00
parent 2fb6444dbb
commit 6ee8d33456
38 changed files with 730 additions and 149 deletions

View File

@ -22,7 +22,7 @@
#include <endian.h>
#include <unistd.h>
#include <sysdep.h>
#include <sysdep-cancel.h>
#include <sys/syscall.h>
#include <bp-checks.h>
@ -47,12 +47,8 @@ static ssize_t __emulate_pread (int fd, void *buf, size_t count,
# endif
ssize_t
__libc_pread (fd, buf, count, offset)
int fd;
void *buf;
size_t count;
off_t offset;
static ssize_t
do_pread (int fd, void *buf, size_t count, off_t offset)
{
ssize_t result;
@ -69,6 +65,26 @@ __libc_pread (fd, buf, count, offset)
return result;
}
ssize_t
__libc_pread (fd, buf, count, offset)
int fd;
void *buf;
size_t count;
off_t offset;
{
if (SINGLE_THREAD_P)
return do_pread (fd, buf, count, offset);
int oldtype = LIBC_CANCEL_ASYNC ();
ssize_t result = do_pread (fd, buf, count, offset);
LIBC_CANCEL_RESET (oldtype);
return result;
}
strong_alias (__libc_pread, __pread)
weak_alias (__libc_pread, pread)