From cd2b5379fc8fa51a7117185094ff070105abc749 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Wed, 17 Oct 2001 06:02:35 +0000 Subject: Fix up sig handling so it is more in sync with glibc behavior --- libc/signal/sigrelse.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 libc/signal/sigrelse.c (limited to 'libc/signal/sigrelse.c') diff --git a/libc/signal/sigrelse.c b/libc/signal/sigrelse.c new file mode 100644 index 000000000..725a551bc --- /dev/null +++ b/libc/signal/sigrelse.c @@ -0,0 +1,42 @@ +/* Remove SIG from the calling process' signal mask. + Copyright (C) 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 1998. + + 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. */ + +#define __need_NULL +#include +#define __USE_GNU +#include + +int +sigrelse (sig) + int sig; +{ + sigset_t set; + + /* Retrieve current signal set. */ + if (sigprocmask (SIG_SETMASK, NULL, &set) < 0) + return -1; + + /* Remove the specified signal. */ + if (__sigdelset (&set, sig) < 0) + return -1; + + /* Set the new mask. */ + return sigprocmask (SIG_SETMASK, &set, NULL); +} -- cgit v1.2.3