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04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <signal.h>
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#include <sigset-cvt-mask.h>
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/* Set the mask of blocked signals to MASK, returning the old mask. */
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int
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__sigsetmask (int mask)
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{
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sigset_t set, oset;
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if (sigset_set_old_mask (&set, mask) < 0)
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return -1;
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if (__sigprocmask (SIG_SETMASK, &set, &oset) < 0)
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return -1;
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return sigset_get_old_mask (&oset);
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}
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weak_alias (__sigsetmask, sigsetmask)
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