From f7d4c2013c1460e9fc6a7df1017ee76f3098cf83 Mon Sep 17 00:00:00 2001
From: Andrew Pamment <apamment@yandex.com>
Date: Tue, 3 Dec 2019 11:31:40 +1000
Subject: [PATCH] add md_get_answer

---
 MD_Getc.c  | 10 ++++++++++
 MagiDoor.h |  1 +
 2 files changed, 11 insertions(+)

diff --git a/MD_Getc.c b/MD_Getc.c
index fe91d22..ee58373 100644
--- a/MD_Getc.c
+++ b/MD_Getc.c
@@ -7,6 +7,7 @@
 #endif
 #include <unistd.h>
 #include <time.h>
+#include <string.h>
 #include "MagiDoor.h"
 
 extern time_t mdtimeout;
@@ -45,6 +46,15 @@ char md_getc() {
     }
 }
 
+char md_get_answer(char *options) {
+    char c;
+    c = md_getc();
+    while (strchr(options, c) == NULL) {
+        c = md_getc();
+    }
+    return c;
+}
+
 int md_getstring(char *ptr, int maxlen, char minchar, char maxchar) {
     char c;
     int len = 0;
diff --git a/MagiDoor.h b/MagiDoor.h
index f07fdd4..041807f 100644
--- a/MagiDoor.h
+++ b/MagiDoor.h
@@ -27,4 +27,5 @@ extern int md_getstring(char *ptr, int maxlen, char minchar, char maxchar);
 extern void md_sendfile(const char *filename, int pause);
 extern void md_clr_scr();
 extern void md_set_cursor(int y, int x);
+extern char md_get_answer(char *options);
 #endif
\ No newline at end of file