This is del.h in view mode; [Download] [Up]
/*
* Copyright (c) 1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND CARNEGIE MELLON UNIVERSITY
* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT
* SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Users of this software agree to return to Carnegie Mellon any
* improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* Export of this software is permitted only after complying with the
* regulations of the U.S. Deptartment of Commerce relating to the
* Export of Technical Data.
*/
/* del -- interrupt handling macros
*
* HISTORY
* $Log: del.h,v $
* Revision 1.2 90/12/12 20:56:03 mja
* Add copyright/disclaimer for distribution.
*
* 17-Apr-85 Steven Shafer (sas) at Carnegie-Mellon University
* Modified for 4.2 BSD. Messages also moved to stderr instead of stdout.
*
*/
#include <signal.h>
extern int del();
extern int _del_;
extern struct sigvec _del_vec;
#define ENABLEDEL {_del_=0; _del_vec.sv_handler=del; sigvec(SIGINT,&_del_vec,0);}
#define DISABLEDEL {_del_=0; _del_vec.sv_handler=SIG_DFL; sigvec(SIGINT,&_del_vec,0);}
#define IGNOREDEL {_del_=0; _del_vec.sv_handler=SIG_IGN; sigvec(SIGINT,&_del_vec,0);}
#define _DELNOTE_ _del_=0; fprintf (stderr," Break!\n"); fflush (stderr);
#define DELBREAK if (_del_) {_DELNOTE_ break;}
#define DELRETURN if (_del_) {_DELNOTE_ return;}
#define DELRETN(x) if (_del_) {_DELNOTE_ return (x);}
#define DELCLEAR if (_del_) {_del_=0; fprintf (stderr,"Break ignored.\n"); fflush (stderr);}
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.