185 lines
6.0 KiB
C
185 lines
6.0 KiB
C
/*
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* COMPONENT_NAME: BLDPROCESS
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*
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* FUNCTIONS: getbool
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*
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* ORIGINS: 27,71
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*
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* This module contains IBM CONFIDENTIAL code. -- (IBM
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* Confidential Restricted when combined with the aggregated
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* modules for this product)
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* SOURCE MATERIALS
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*
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* (C) COPYRIGHT International Business Machines Corp. 1994
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* All Rights Reserved
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* US Government Users Restricted Rights - Use, duplication or
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* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
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*/
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/*
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* @OSF_FREE_COPYRIGHT@
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* COPYRIGHT NOTICE
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* Copyright (c) 1992, 1991, 1990
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* Open Software Foundation, Inc.
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*
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* Permission is hereby granted to use, copy, modify and freely distribute
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* the software in this file and its documentation for any purpose without
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* fee, provided that the above copyright notice appears in all copies and
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* that both the copyright notice and this permission notice appear in
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* supporting documentation. Further, provided that the name of Open
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* Software Foundation, Inc. ("OSF") not be used in advertising or
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* publicity pertaining to distribution of the software without prior
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* written permission from OSF. OSF makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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* COPYRIGHT NOTICE
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* Copyright (c) 1992, 1991, 1990
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* Open Software Foundation, Inc.
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*
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* Permission is hereby granted to use, copy, modify and freely distribute
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* the software in this file and its documentation for any purpose without
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* fee, provided that the above copyright notice appears in all copies and
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* that both the copyright notice and this permission notice appear in
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* supporting documentation. Further, provided that the name of Open
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* Software Foundation, Inc. ("OSF") not be used in advertising or
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* publicity pertaining to distribution of the software without prior
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* written permission from OSF. OSF makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* Copyright (c) 1992 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software_Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie Mellon
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* the rights to redistribute these changes.
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*/
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/*
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* HISTORY
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* $Log: getbool.c,v $
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* Revision 1.8.5.2 1993/04/27 20:55:42 damon
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* CR 463. Made pedantic changes
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* [1993/04/27 20:55:25 damon]
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*
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* Revision 1.8.5.1 1993/04/27 20:55:40 damon
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* *** Initial Branch Revision ***
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*
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* Revision 1.8.2.3 1992/12/03 17:20:53 damon
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* ODE 2.2 CR 183. Added CMU notice
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* [1992/12/03 17:08:13 damon]
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*
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* Revision 1.8.2.2 1992/12/02 20:26:11 damon
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* ODE 2.2 CR 183. Added CMU notice
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* [1992/12/02 20:23:17 damon]
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*
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* Revision 1.8 1991/12/05 21:04:59 devrcs
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* Changed sdm to ode; std_defs.h to odedefs.h
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* [91/01/10 11:46:06 randyb]
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*
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* Correct copyright; clean up lint input; added ui_print function.
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* [91/01/08 12:11:23 randyb]
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*
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* Revision 1.6 90/10/07 20:03:24 devrcs
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* Added EndLog Marker.
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* [90/09/28 20:09:09 gm]
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*
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* Revision 1.5 90/08/09 14:23:08 devrcs
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* Moved here from usr/local/sdm/lib/libsb.
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* [90/08/05 12:46:58 gm]
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*
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* Revision 1.4 90/07/17 12:36:40 devrcs
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* More changes for gcc.
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* [90/07/08 21:27:56 gm]
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*
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* Revision 1.3 90/06/29 14:38:40 devrcs
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* Moved here from defunct libcs library.
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* [90/06/23 14:21:07 gm]
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*
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* Revision 1.2 90/01/02 19:26:48 gm
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* Fixes for first snapshot.
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*
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* Revision 1.1 89/12/26 10:13:56 gm
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* Current version from CMU.
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* [89/12/23 gm]
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*
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* Modified for 4.2 BSD. Now uses stderr for output.
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* [85/04/28 sas]
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*
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* Added code to return default if gets returns NULL.
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* [82/10/23 sas]
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*
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* Rewritten for VAX. Possible changes for the future: accept "t" (true)
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* and "f" (false), 0 and 1, etc.
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* [79/11/20 sas]
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*
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* $EndLog$
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*/
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/* getbool -- ask user a yes/no question
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*
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* Usage: i = getbool (prompt, defalt);
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*
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* Example: do {...} while (getbool ("More?",1));
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*
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* Prints prompt string, asks user for response. Defalt is
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* 0 (no) or 1 (yes), and is used if user types just carriage return,
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* or on end-of-file or error in the standard input.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)83 1.1 src/bldenv/sbtools/libode/getbool.c, bldprocess, bos412, GOLDA411a 1/19/94 17:41:06";
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#endif /* not lint */
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#include <stdio.h>
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#include <ode/interface.h>
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#include <ode/util.h>
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int
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getbool ( const char *prompt, int defalt )
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{
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register int valu;
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register char ch;
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char input [100];
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fflush (stdout);
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if (defalt != 1 && defalt != 0) defalt = 1;
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valu = 2; /* meaningless value */
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do {
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ui_print ( VALWAYS, "%s [%s] ",
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prompt, (defalt ? "yes" : "no"));
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fflush (stdout); /* in case it's buffered */
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if (gets (input) == NULL) {
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valu = defalt;
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}
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else {
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ch = *input; /* first char */
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if (ch == 'y' || ch == 'Y')
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valu = 1;
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else if (ch == 'n' || ch == 'N')
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valu = 0;
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else if (ch == '\0')
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valu = defalt;
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else
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ui_print ( VALWAYS,
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"Must begin with 'y' (yes) or 'n' (no).\n");
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}
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}
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while (valu == 2); /* until correct response */
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return (valu);
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}
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