diff options
Diffstat (limited to 'usr/src/lib/libshell/common/sh/waitevent.c')
| -rw-r--r-- | usr/src/lib/libshell/common/sh/waitevent.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/usr/src/lib/libshell/common/sh/waitevent.c b/usr/src/lib/libshell/common/sh/waitevent.c new file mode 100644 index 0000000000..fb7329f471 --- /dev/null +++ b/usr/src/lib/libshell/common/sh/waitevent.c @@ -0,0 +1,54 @@ +/*********************************************************************** +* * +* This software is part of the ast package * +* Copyright (c) 1982-2007 AT&T Knowledge Ventures * +* and is licensed under the * +* Common Public License, Version 1.0 * +* by AT&T Knowledge Ventures * +* * +* A copy of the License is available at * +* http://www.opensource.org/licenses/cpl1.0.txt * +* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * +* * +* Information and Software Systems Research * +* AT&T Research * +* Florham Park NJ * +* * +* David Korn <dgk@research.att.com> * +* * +***********************************************************************/ +#pragma prototyped + +#include "defs.h" +/* + * This installs a hook to allow the processing of events when + * the shell is waiting for input and when the shell is + * waiting for job completion. + * The previous waitevent hook function is returned + */ + + +void *sh_waitnotify(int(*newevent)(int,long,int)) +{ + int (*old)(int,long,int); + old = sh.waitevent; + sh.waitevent = newevent; + return((void*)old); +} + +#if __OBSOLETE__ < 20080101 +/* + * this used to be a private symbol + * retain the old name for a bit for a smooth transition + */ + +#if defined(__EXPORT__) +#define extern __EXPORT__ +#endif + +extern void *_sh_waitnotify(int(*newevent)(int,long,int)) +{ + return sh_waitnotify(newevent); +} + +#endif |