diff options
Diffstat (limited to 'libc/signal/sigstmsk.c')
-rw-r--r-- | libc/signal/sigstmsk.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/libc/signal/sigstmsk.c b/libc/signal/sigstmsk.c deleted file mode 100644 index 5439be243..000000000 --- a/libc/signal/sigstmsk.c +++ /dev/null @@ -1,46 +0,0 @@ -/* Copyright (C) 1993 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 -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 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 -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include <stdlib.h> -#include <errno.h> -#include <signal.h> - -/* Set the mask of blocked signals to MASK, returning the old mask. */ -int sigsetmask (int mask) -{ - register int sig; - sigset_t set, oset; - - if (sigemptyset(&set) < 0) - return -1; - - for (sig = 1; sig < NSIG; ++sig) - if ((mask & sigmask(sig)) && - sigaddset(&set, sig) < 0) - return -1; - - if (sigprocmask(SIG_SETMASK, &set, &oset) < 0) - return -1; - - mask = 0; - for (sig = 1; sig < NSIG; ++sig) - if (sigismember(&oset, sig) == 1) - mask |= sigmask(sig); - - return mask; -} |