Mercurial > hg > octave-kai > gnulib-hg
annotate lib/yesno.c @ 7114:5b8becde9879
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| author | Karl Berry <karl@freefriends.org> |
|---|---|
| date | Fri, 11 Aug 2006 08:19:37 +0000 |
| parents | 96c32553b4c6 |
| children | 8a1a9361108c |
| rev | line source |
|---|---|
| 5 | 1 /* yesno.c -- read a yes/no response from stdin |
| 5851 | 2 |
| 3 Copyright (C) 1990, 1998, 2001, 2003, 2004, 2005 Free Software | |
| 4 Foundation, Inc. | |
| 5 | 5 |
| 6 This program is free software; you can redistribute it and/or modify | |
| 7 it under the terms of the GNU General Public License as published by | |
| 8 the Free Software Foundation; either version 2, or (at your option) | |
| 9 any later version. | |
| 10 | |
| 11 This program is distributed in the hope that it will be useful, | |
| 12 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 GNU General Public License for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU General Public License | |
|
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17 along with this program; if not, write to the Free Software Foundation, |
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18 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
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19 |
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Use a consistent style for including <config.h>.
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20 #ifdef HAVE_CONFIG_H |
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21 # include <config.h> |
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22 #endif |
| 5 | 23 |
| 5149 | 24 #include "yesno.h" |
| 25 | |
| 4684 | 26 #include <stdlib.h> |
| 5 | 27 #include <stdio.h> |
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28 |
| 5851 | 29 #include "getline.h" |
| 5 | 30 |
| 5851 | 31 /* Return true if we read an affirmative line from standard input. */ |
| 5 | 32 |
| 4684 | 33 extern int rpmatch (char const *response); |
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34 |
| 5149 | 35 bool |
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36 yesno (void) |
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parents:
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37 { |
| 5851 | 38 char *response = NULL; |
| 39 size_t response_size = 0; | |
| 40 ssize_t response_len = getline (&response, &response_size, stdin); | |
| 41 bool yes; | |
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Jim Meyering <jim@meyering.net>
parents:
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42 |
| 5851 | 43 if (response_len <= 0) |
| 44 yes = false; | |
| 45 else | |
| 46 { | |
| 47 response[response_len - 1] = '\0'; | |
| 48 yes = (0 < rpmatch (response)); | |
| 49 } | |
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Jim Meyering <jim@meyering.net>
parents:
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50 |
| 5851 | 51 free (response); |
| 52 return yes; | |
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parents:
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53 } |