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| author | Joseph Myers <joseph@codesourcery.com> | 2012-07-01 13:08:59 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-07-01 13:08:59 +0000 |
| commit | e84eabb3871c9b39e59323bf3f6b98c2ca9d1cd0 (patch) | |
| tree | dff3f1b79454b518d15a7b9bbedeb57ff156bbe8 /ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S | |
| parent | 75f0d3040a2c2de8842bfa7a09e11da1a73e17d0 (diff) | |
| parent | e64ac02c24b43659048622714afdc92fedf561fa (diff) | |
Merge glibc-ports into ports/ directory.glibc-2.16-ports-merge
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S')
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S b/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S new file mode 100644 index 0000000000..fff6fb6beb --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S @@ -0,0 +1,45 @@ +/* Copyright (C) 1993,1995,1996,1997,2002,2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Mosberger <davidm@cs.arizona.edu>, 1995. + + 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, see + <http://www.gnu.org/licenses/>. */ + +/* sigsuspend is a special syscall since it needs to dereference the + sigset. This will have to change when we have more than 64 signals. */ + +#ifndef NO_CANCELLATION +#include <sysdep.h> + +#undef PSEUDO_PREPARE_ARGS +#define PSEUDO_PREPARE_ARGS ldq a0, 0(a0); + +PSEUDO(__sigsuspend_nocancel, sigsuspend, 1) + ret +/* Use END, not PSEUDO_END, so that we don't issue two $syscall_error + symbols; we'll jump into __sigsuspend for the error case. */ +END(__sigsuspend_nocancel) +#endif /* NO_CANCELLATION */ + +#include <sysdep-cancel.h> + +#undef PSEUDO_PREPARE_ARGS +#define PSEUDO_PREPARE_ARGS ldq a0, 0(a0); + +PSEUDO(__sigsuspend, sigsuspend, 1) + ret +PSEUDO_END(__sigsuspend) +libc_hidden_def (__sigsuspend) +weak_alias (__sigsuspend, sigsuspend) +strong_alias (__sigsuspend, __libc_sigsuspend) |