From 4978fb0cdb79b117b7dd19ed04a822789f036e8d Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 1 Aug 2005 19:27:50 +0000 Subject: * sysdeps/unix/sysv/linux/sigwait.c (do_sigwait): Restart system call if it returned EINTR. --- sysdeps/unix/sysv/linux/sigwait.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/unix/sysv/linux/sigwait.c b/sysdeps/unix/sysv/linux/sigwait.c index 7c86596..279ca02 100644 --- a/sysdeps/unix/sysv/linux/sigwait.c +++ b/sysdeps/unix/sysv/linux/sigwait.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997,1998,2000,2002,2003,2004 Free Software Foundation, Inc. +/* Copyright (C) 1997,1998,2000,2002-2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -58,8 +58,11 @@ do_sigwait (const sigset_t *set, int *sig) real size of the user-level sigset_t. */ #ifdef INTERNAL_SYSCALL INTERNAL_SYSCALL_DECL (err); - ret = INTERNAL_SYSCALL (rt_sigtimedwait, err, 4, CHECK_SIGSET (set), - NULL, NULL, _NSIG / 8); + do + ret = INTERNAL_SYSCALL (rt_sigtimedwait, err, 4, CHECK_SIGSET (set), + NULL, NULL, _NSIG / 8); + while (INTERNAL_SYSCALL_ERROR_P (ret, err) + && INTERNAL_SYSCALL_ERRNO (ret, err) == EINTR); if (! INTERNAL_SYSCALL_ERROR_P (ret, err)) { *sig = ret; @@ -68,8 +71,10 @@ do_sigwait (const sigset_t *set, int *sig) else ret = INTERNAL_SYSCALL_ERRNO (ret, err); #else - ret = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set), - NULL, NULL, _NSIG / 8); + do + ret = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set), + NULL, NULL, _NSIG / 8); + while (ret == -1 && errno == EINTR); if (ret != -1) { *sig = ret; -- cgit v1.1