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author | Ulrich Drepper <drepper@redhat.com> | 2002-12-13 10:59:14 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2002-12-13 10:59:14 +0000 |
commit | 9ae0909b35bc7ed04897536cbf224f7e134b5184 (patch) | |
tree | aa669fa5f77206d19f065a05859b8c52032019ad /nptl/sysdeps/unix/sysv/linux/read.c | |
parent | b9633fccd30c9cb390295ca0c43477f2bef986af (diff) | |
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Update.
2002-12-13 Ulrich Drepper <drepper@redhat.com>
* misc/syslog.c (log_cleanup): Don't use parameter in
__libc_lock_unlock call, use syslog_lock directly. Adjust callers to
pass NULL instead of a pointer to syslog_lock.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/read.c')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/read.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/read.c b/nptl/sysdeps/unix/sysv/linux/read.c new file mode 100644 index 0000000000..ea04002023 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/read.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <stdlib.h> +#include <sysdep.h> +#include <unistd.h> +#include <nptl/pthreadP.h> +#include <tls.h> + + +ssize_t +__libc_read (int fd, void *buf, size_t count) +{ +#ifndef NOT_IN_libc + if (__builtin_expect (THREAD_GETMEM (THREAD_SELF, + header.data.multiple_threads) == 0, 1)) + return INLINE_SYSCALL (read, 3, fd, buf, count); + + int oldtype = LIBC_CANCEL_ASYNC (); +#endif + + ssize_t result = INLINE_SYSCALL (read, 3, fd, buf, count); + +#ifndef NOT_IN_libc + LIBC_CANCEL_RESET (oldtype); +#endif + + return result; +} +libc_hidden_def (__libc_read) +strong_alias (__libc_read, __read) +libc_hidden_weak (__read) +weak_alias (__libc_read, read) |