mirror of git://sourceware.org/git/glibc.git
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <signal.h>
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#include <pthreadP.h>
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int
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pthread_sigmask (how, newmask, oldmask)
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int how;
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const sigset_t *newmask;
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sigset_t *oldmask;
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{
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sigset_t local_newmask;
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/* The only thing we have to make sure here is that SIGCANCEL is not
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blocked. */
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if (newmask != NULL
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&& (how == SIG_SETMASK || how == SIG_BLOCK)
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&& sigismember (newmask, SIGCANCEL))
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{
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local_newmask = *newmask;
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sigdelset (&local_newmask, SIGCANCEL);
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newmask = &local_newmask;
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}
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return sigprocmask (how, newmask, oldmask);
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}
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