Check for numeric port # in config.

1 files changed, 12 insertions, 1 deletions

diff --git a/config/config.c b/config/config.c
index c0cccc3..abaf9f6 100644
--- a/config/config.c
+++ b/config/config.c
@@ -279,6 +279,8 @@ void set_default_config(void) {
 }
 
 void main(void) {
+	char bad;
+
 	set_default_config();
 
 	OS.color2 = conf->colors[0];
@@ -301,7 +303,16 @@ void main(void) {
 		parse_url();
 
 		prompt("\nServer", server, 100);
-		prompt("Port  ", port, 5);
+
+		do {
+			bad = 0;
+			prompt("Port  ", port, 5);
+			if(!isdigit(port[0])) {
+				print("!! Not a number, try again.\n");
+				bad = 1;
+			}
+		} while(bad);
+
 		prompt("Nick  ", conf->nick, 25);
 		prompt("Name  ", conf->real_name, 25);
 		prompt_colors();