709aa58c74
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14773 ec53bebd-3082-4978-b11e-865c3cabbd6b
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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* Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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RCSID("$Id$");
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#endif
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#include <signal.h>
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#include "roken.h"
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/*
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* We would like to always use this signal but there is a link error
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* on NEXTSTEP
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*/
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#if !defined(NeXT) && !defined(__APPLE__)
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/*
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* Bugs:
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*
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* Do we need any extra hacks for SIGCLD and/or SIGCHLD?
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*/
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SigAction ROKEN_LIB_FUNCTION
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signal(int iSig, SigAction pAction)
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{
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struct sigaction saNew, saOld;
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saNew.sa_handler = pAction;
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sigemptyset(&saNew.sa_mask);
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saNew.sa_flags = 0;
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if (iSig == SIGALRM)
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{
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#ifdef SA_INTERRUPT
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saNew.sa_flags |= SA_INTERRUPT;
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#endif
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}
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else
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{
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#ifdef SA_RESTART
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saNew.sa_flags |= SA_RESTART;
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#endif
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}
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if (sigaction(iSig, &saNew, &saOld) < 0)
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return(SIG_ERR);
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return(saOld.sa_handler);
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}
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#endif
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