fd970ab62c
* libmisc/Makefile.am, lib/prototypes.h, libmisc/yesno.c, src/grpck.c, src/pwck.c: move yes_or_no() from grpck/pwck to a separate libmisc/yesno.c (with a read_only argument). * libmisc/fields.c, libmisc/yesno.c: Make sure stdout is flushed before reading the user's answer.
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/*
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* Copyright 1992 - 1994, Julianne Frances Haugh
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Julianne F. Haugh nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Common code for yes/no prompting
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*
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* Used by pwck.c and grpck.c
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*/
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#include "config.h"
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#ident "$Id$"
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#include <stdio.h>
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#include "prototypes.h"
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/*
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* yes_or_no - get answer to question from the user
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*
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* It returns 0 if no.
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*
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* If the read_only flag is set, it will print No, and will return 0.
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*/
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int yes_or_no (int read_only)
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{
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char buf[80];
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/*
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* In read-only mode all questions are answered "no".
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*/
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if (read_only) {
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printf (_("No\n"));
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return 0;
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}
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/*
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* Typically, there's a prompt on stdout, sometimes unflushed.
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*/
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fflush (stdout);
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/*
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* Get a line and see what the first character is.
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*/
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/* TODO: use gettext */
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if (fgets (buf, sizeof buf, stdin))
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return buf[0] == 'y' || buf[0] == 'Y';
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return 0;
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}
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