diff options
author | Christian Perrier <bubulle@debian.org> | 2013-07-27 18:42:08 +0200 |
---|---|---|
committer | Christian Perrier <bubulle@debian.org> | 2013-07-27 18:42:08 +0200 |
commit | db1dc7288b64873f4f39e8404fd99c1bf55c7a8b (patch) | |
tree | 10026e84c8b73d4e5ad6704ab1cb78ea7c63c305 /libmisc/yesno.c | |
parent | 6d11fd0a58e3bc52763f121421b1c0ffe09d48be (diff) | |
download | shadow-db1dc7288b64873f4f39e8404fd99c1bf55c7a8b.tar.gz |
Imported Upstream version 4.1.5.1upstream/4.1.5.1
Diffstat (limited to 'libmisc/yesno.c')
-rw-r--r-- | libmisc/yesno.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/libmisc/yesno.c b/libmisc/yesno.c new file mode 100644 index 00000000..0605237c --- /dev/null +++ b/libmisc/yesno.c @@ -0,0 +1,79 @@ +/* + * Copyright (c) 1992 - 1994, Julianne Frances Haugh + * Copyright (c) 2007 - 2008, Nicolas François + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the copyright holders or contributors may not be used to + * endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Common code for yes/no prompting + * + * Used by pwck.c and grpck.c + */ + +#include <config.h> + +#ident "$Id: yesno.c 2765 2009-04-23 11:14:56Z nekral-guest $" + +#include <stdio.h> +#include "prototypes.h" + +/* + * yes_or_no - get answer to question from the user + * + * It returns false if no. + * + * If the read_only flag is set, it will print No, and will return + * false. + */ +bool yes_or_no (bool read_only) +{ + char buf[80]; + + /* + * In read-only mode all questions are answered "no". + */ + if (read_only) { + (void) puts (_("No")); + return false; + } + + /* + * Typically, there's a prompt on stdout, sometimes unflushed. + */ + (void) fflush (stdout); + + /* + * Get a line and see what the first character is. + */ + /* TODO: use gettext */ + if (fgets (buf, (int) sizeof buf, stdin) == buf) { + return buf[0] == 'y' || buf[0] == 'Y'; + } + + return false; +} + |