diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2004-09-07 22:33:37 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-09-07 22:33:37 +0000 |
| commit | f377d02227448a6f0d97eaf48ba60483c2f27e98 (patch) | |
| tree | dc3fa6ae400c4a26e8757fc1bfadce3ab5f4d018 /include | |
| parent | 36ccb375a7f4db3ef66a0115961cfef23befa0e6 (diff) | |
Update.
* include/atomic.h: Define atomic_increment_val, atomic_decrement_val,
and atomic_dealy is not already defined.
* sysdeps/i386/i486/bits/atomic.h: Define atomic_delay.
* sysdeps/x86_64/bits/atomic.h: Likewise.
* miscd/sys/cdefs.h (__NTH): New macro.
(__THROW): Define using nothrow attribute for C code and gcc >= 3.2.
(__REDIRECT_NTH): New macro.
* argp/argp.h: Use __NTH and __REDIRECT_NTH where necessary.
* ctype/ctype.h: Likewise.
* dirent/dirent.h: Likewise.
* io/fcntl.h: Likewise.
* io/sys/sendfile.h: Likewise.
* io/sys/stat.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/sys/statvfs.h: Likewise.
* libio/bits/stdio.h: Likewise.
* misc/sys/mman.h: Likewise.
* posix/unistd.h: Likewise.
* resource/sys/resource.h: Likewise.
* rt/aio.h: Likewise.
* signal/signal.h: Likewise.
* stdlib/stdlib.h: Likewise.
* string/argz.h: Likewise.
* string/string.h: Likewise.
* sysdeps/generic/inttypes.h: Likewise.
* sysdeps/i386/fpu/bits/mathinline.h: Likewise.
* sysdeps/powerpc/fpu/bits/mathinline.h: Likewise.
* sysdeps/s390/fpu/bits/mathinline.h: Likewise.
* sysdeps/x86_64/fpu/bits/mathinline.h: Likewise.
* sysdeps/unix/sysv/linux/bits/socket.h: Likewise.
* sysdeps/unix/sysv/linux/bits/sys/sysmacros.h: Likewise.
* wcsmbs/wchar.h: Likewise.
* sysdeps/generic/glob.c: Use __PMT isntead of __P where appropriate.
* resolv/gethnamaddr.c (getanswer): Remove __P use in variable
definition.
* io/sys/poll.h: Remove __THROW from poll prototype, it's a
cancellation point.
Diffstat (limited to 'include')
| -rw-r--r-- | include/atomic.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/include/atomic.h b/include/atomic.h index 092b6e00a3..8a23f6ee9e 100644 --- a/include/atomic.h +++ b/include/atomic.h @@ -1,5 +1,5 @@ /* Internal macros for atomic operations for GNU C Library. - Copyright (C) 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -151,6 +151,11 @@ #endif +#ifndef atomic_increment_val +# define atomic_increment_val(mem) (atomic_exchange_and_add ((mem), 1) + 1) +#endif + + /* Add one to *MEM and return true iff it's now zero. */ #ifndef atomic_increment_and_test # define atomic_increment_and_test(mem) \ @@ -163,6 +168,11 @@ #endif +#ifndef atomic_decrement_val +# define atomic_decrement_val(mem) (atomic_exchange_and_add ((mem), -1) - 1) +#endif + + /* Subtract 1 from *MEM and return true iff it's now zero. */ #ifndef atomic_decrement_and_test # define atomic_decrement_and_test(mem) \ @@ -243,4 +253,9 @@ # define atomic_write_barrier() atomic_full_barrier () #endif + +#ifndef atomic_delay +# define atomic_delay() do { /* nothing */ } while (0) +#endif + #endif /* atomic.h */ |