mirror of https://github.com/GNOME/gimp.git
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-2000 Peter Mattis and Spencer Kimball
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*
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* This 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 of the License, or (at your option) any later version.
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*
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* This 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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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_SIGNAL_H__
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#define __GIMP_SIGNAL_H__
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#include <signal.h>
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G_BEGIN_DECLS
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/* For information look into the C source or the html documentation */
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/* A gimp-level interface to a Posix.1-compliant signal package lives here
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* For 1.2, this gimp-level interface mostly passes through to posix calls
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* without modification. Certain calls manipulate struct sigaction in
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* ways useful to Gimp.
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*/
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#ifdef __EMX__
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/* hope this is right for OS/2 */
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#define SA_RESTART SA_SYSV
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#endif
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/* GimpSignalHandlerFunc is a reference to a (signal handler) function
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* that takes a signal ID and returns void.
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* signal(2) returns such references; so does gimp_signal_private.
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*/
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typedef void (* GimpSignalHandlerFunc) (gint signum);
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/* Internal implementation that can be DEFINEd into various flavors of
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* signal(2) lookalikes.
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*/
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GimpSignalHandlerFunc gimp_signal_private (gint signum,
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GimpSignalHandlerFunc handler,
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gint flags);
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/* the gimp_signal_syscallrestart() lookalike looks like signal(2) but
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* quietly requests the restarting of system calls. Addresses #2742
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*/
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#define gimp_signal_syscallrestart(signum,handler) gimp_signal_private ((signum), (handler), SA_RESTART)
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G_END_DECLS
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#endif /* __GIMP_SIGNAL_H__ */
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