From e86c874dbf0f88798688b5d7244e133c13e4a535 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Fri, 30 Sep 2016 09:15:55 +0200
Subject: use HOST_NAME_MAX from limits.h

---
 dyndhcpd.c | 4 ++--
 dyndhcpd.h | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/dyndhcpd.c b/dyndhcpd.c
index 134e845..135a018 100644
--- a/dyndhcpd.c
+++ b/dyndhcpd.c
@@ -41,7 +41,7 @@ int main(int argc, char ** argv) {
 	struct network network, dhcp, bootp;
 	char * interface = NULL;
 
-	char hostname[254];
+	char hostname[HOST_NAME_MAX];
 	char * domainname;
 	struct hostent *hp;
 
@@ -108,7 +108,7 @@ int main(int argc, char ** argv) {
 	}
 
 	/* get the domainname */
-	gethostname(hostname, 254);
+	gethostname(hostname, HOST_NAME_MAX);
 	hp = gethostbyname(hostname);
 	if ((domainname = strchr(hp->h_name, '.')) != NULL)
 		domainname++;
diff --git a/dyndhcpd.h b/dyndhcpd.h
index cbcffb2..9a84b55 100644
--- a/dyndhcpd.h
+++ b/dyndhcpd.h
@@ -14,6 +14,7 @@
 #include <sys/socket.h>
 #include <net/if.h>
 #include <netdb.h>
+#include <limits.h>
 #include <ifaddrs.h>
 #include <stdio.h>
 #include <stdlib.h>
-- 
cgit v1.2.3-70-g09d2