diff options
Diffstat (limited to 'sysdeps/posix/pause.c')
| -rw-r--r-- | sysdeps/posix/pause.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/sysdeps/posix/pause.c b/sysdeps/posix/pause.c index 8639e68..538c186 100644 --- a/sysdeps/posix/pause.c +++ b/sysdeps/posix/pause.c @@ -1,5 +1,5 @@ /* pause -- suspend the process until a signal arrives. POSIX.1 version. - Copyright (C) 2003 Free Software Foundation, Inc. + Copyright (C) 2003, 2006 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 @@ -23,6 +23,7 @@ /* Suspend the process until a signal arrives. This always returns -1 and sets errno to EINTR. */ + int __libc_pause (void) { @@ -39,3 +40,18 @@ __libc_pause (void) weak_alias (__libc_pause, pause) LIBC_CANCEL_HANDLED (); /* sigsuspend handles our cancellation. */ + +#ifndef NO_CANCELLATION +# include <not-cancel.h> + +int +__pause_nocancel (void) +{ + sigset_t set; + + __sigemptyset (&set); + __sigprocmask (SIG_BLOCK, NULL, &set); + + return sigsuspend_not_cancel (&set); +} +#endif |