From 31ce10b31198128de4983667820319a193adb976 Mon Sep 17 00:00:00 2001
From: Luke Bratch <luke@bratch.co.uk>
Date: Mon, 27 May 2019 23:01:11 +0100
Subject: Make debug output optional and disabled by default.

---
 functions.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'functions.h')

diff --git a/functions.h b/functions.h
index 8fb5145..29518aa 100644
--- a/functions.h
+++ b/functions.h
@@ -12,6 +12,7 @@
 #include <sys/socket.h>
 #include <arpa/inet.h>
 #include <sys/select.h>
+#include <stdarg.h>
 
 #define MAXDATASIZE 513 // max number of bytes we can get at once (RFC2812 says 512, plus one for null terminator)
 
@@ -20,6 +21,9 @@
 #define NO_INPUT 1
 #define TOO_LONG 2
 
+// Print debugging output if enabled
+void debugprint(char *format, ...);
+
 // Get stdin line with buffer overrun protection
 int getstdin(char *prompt, char *buff, size_t sz);
 
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