Make sure user input can be cancelled properly

1 files changed, 4 insertions, 1 deletions

diff --git a/src/common.c b/src/common.c
index d4b7c8d..79dc123 100644
--- a/src/common.c
+++ b/src/common.c
@@ -527,7 +527,7 @@ void get_user_input(char *buf, int maxlen, int secure)
 	int len = 0;
 	int c;
 
-	while ((c = my_getch())) {
+	while ((c = my_getch()) > 0) {
 		if ((c == '\r') || (c == '\n')) {
 			break;
 		} else if (isprint(c)) {
@@ -541,6 +541,9 @@ void get_user_input(char *buf, int maxlen, int secure)
 			}
 		}
 	}
+	if (c < 0) {
+		len = 0;
+	}
 	fputs("\n", stdout);
 	buf[len] = 0;
 }