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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 12:50:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 12:50:00 +0000
commit333f7ecfa3e040191c66b2b92f6c117ca2cbac1d (patch)
tree178a8f140927896970f47930dae9213161268f10 /libmisc/yesno.c
parentInitial commit. (diff)
downloadshadow-333f7ecfa3e040191c66b2b92f6c117ca2cbac1d.tar.xz
shadow-333f7ecfa3e040191c66b2b92f6c117ca2cbac1d.zip
Adding upstream version 1:4.8.1.upstream/1%4.8.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'libmisc/yesno.c')
-rw-r--r--libmisc/yesno.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/libmisc/yesno.c b/libmisc/yesno.c
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+/*
+ * 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 "$Id$"
+
+#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;
+}
+