1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1982-2007 AT&T Knowledge Ventures * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Knowledge Ventures * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * David Korn <dgk@research.att.com> * 18 * * 19 ***********************************************************************/ 20 #pragma prototyped 21 22 #include "defs.h" 23 /* 24 * This installs a hook to allow the processing of events when 25 * the shell is waiting for input and when the shell is 26 * waiting for job completion. 27 * The previous waitevent hook function is returned 28 */ 29 30 31 void *sh_waitnotify(int(*newevent)(int,long,int)) 32 { 33 int (*old)(int,long,int); 34 old = sh.waitevent; 35 sh.waitevent = newevent; 36 return((void*)old); 37 } 38 39 #if __OBSOLETE__ < 20080101 40 /* 41 * this used to be a private symbol 42 * retain the old name for a bit for a smooth transition 43 */ 44 45 #if defined(__EXPORT__) 46 #define extern __EXPORT__ 47 #endif 48 49 extern void *_sh_waitnotify(int(*newevent)(int,long,int)) 50 { 51 return sh_waitnotify(newevent); 52 } 53 54 #endif 55