Adding upstream version 1:4.13+dfsg1.upstream/1%4.13+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 56 insertions, 0 deletions

diff --git a/libmisc/yesno.c b/libmisc/yesno.c
new file mode 100644
index 0000000..cfbe6ec
--- /dev/null
+++ b/libmisc/yesno.c
@@ -0,0 +1,56 @@
+/*
+ * SPDX-FileCopyrightText: 1992 - 1994, Julianne Frances Haugh
+ * SPDX-FileCopyrightText: 2007 - 2008, Nicolas François
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/*
+ * 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;
+}
+