1 files changed, 22 insertions, 0 deletions
diff --git a/util/sbase/libutil/confirm.c b/util/sbase/libutil/confirm.c
new file mode 100644
index 00000000..44396af9
--- /dev/null
+++ b/util/sbase/libutil/confirm.c
@@ -0,0 +1,22 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdarg.h>
+#include <ctype.h>
+
+#include "../util.h"
+
+int
+confirm(const char *fmt, ...)
+{
+	int c, ans;
+	va_list ap;
+
+	va_start(ap, fmt);
+	xvprintf(fmt, ap);
+	va_end(ap);
+
+	c = getchar();
+	ans = (c == 'y' || c == 'Y');
+	while (c != '\n' && c != EOF)
+		c = getchar();
+	return ans;
+}