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authorUlrich Drepper <drepper@redhat.com>2002-12-15 10:26:23 +0000
committerUlrich Drepper <drepper@redhat.com>2002-12-15 10:26:23 +0000
commit6ee8d3345646ab0bea91891362a2bbf15503edec (patch)
tree718ea6deebec61e44b09eb25817ee5c14da35f57 /sysdeps/unix/sysv/linux/readv.c
parent2fb6444dbb9672aea7766b3790a3cb70a73473d3 (diff)
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Update.
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.
Diffstat (limited to 'sysdeps/unix/sysv/linux/readv.c')
-rw-r--r--sysdeps/unix/sysv/linux/readv.c25
1 files changed, 22 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/readv.c b/sysdeps/unix/sysv/linux/readv.c
index eeba46a09d..e6f9fb0c4e 100644
--- a/sysdeps/unix/sysv/linux/readv.c
+++ b/sysdeps/unix/sysv/linux/readv.c
@@ -22,7 +22,7 @@
 #include <sys/param.h>
 #include <sys/uio.h>
 
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 #include <sys/syscall.h>
 #include <bp-checks.h>
 
@@ -39,8 +39,8 @@ static ssize_t __atomic_readv_replacement (int, __const struct iovec *,
 
 /* We should deal with kernel which have a smaller UIO_FASTIOV as well
    as a very big count.  */
-ssize_t
-__libc_readv (fd, vector, count)
+static ssize_t
+do_readv (fd, vector, count)
      int fd;
      const struct iovec *vector;
      int count;
@@ -54,6 +54,25 @@ __libc_readv (fd, vector, count)
 
   return __atomic_readv_replacement (fd, vector, count);
 }
+
+
+ssize_t
+__libc_readv (fd, vector, count)
+     int fd;
+     const struct iovec *vector;
+     int count;
+{
+  if (SINGLE_THREAD_P)
+    return do_readv (fd, vector, count);
+
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  int result = do_readv (fd, vector, count);
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
+}
 strong_alias (__libc_readv, __readv)
 weak_alias (__libc_readv, readv)