Fixed resolver to not do any DNS resolution if dns_resolution == 0

ChangeLog

@@ -5,7 +5,8 @@ Attributions apply to all preceding items up to the next blank line.
 Unattributed items are by Paul Warren and Chris Lightfoot.
 
 0.14
-
+* Fixed DNS resolution so that no lookups are done if options.dns_resolution ==
+  0
 * Configure/compilation fixes for Mac OS X 
 
 * MacOS interfaces to avoid by default

configure.in

@@ -21,7 +21,7 @@ AC_CONFIG_AUX_DIR(config)
 AC_CANONICAL_SYSTEM
 
 AM_CONFIG_HEADER(config.h)
-AM_INIT_AUTOMAKE(iftop, "0.13")
+AM_INIT_AUTOMAKE(iftop, "0.14pre2")
 
 AC_DEFINE_UNQUOTED(IFTOP_VERSION, "$VERSION", [The iftop version number])
 

resolver.c

@@ -19,6 +19,7 @@
 
 #include "threadprof.h"
 
+#include "options.h"
 
 
 #define RESOLVE_QUEUE_LENGTH 20
@@ -33,6 +34,8 @@ hash_type* ns_hash;
 int head;
 int tail;
 
+extern options_t options;
+
 
 /* 
  * We have a choice of resolver methods. Real computers have getnameinfo or
@@ -335,6 +338,8 @@ void resolve(struct in_addr* addr, char* result, int buflen) {
     char* hostname;
     int added = 0;
 
+    if(options.dnsresolution == 1) {
+
         pthread_mutex_lock(&resolver_queue_mutex);
 
         if(hash_find(ns_hash, addr, (void**)&hostname) == HASH_STATUS_OK) {
@@ -364,3 +369,4 @@ void resolve(struct in_addr* addr, char* result, int buflen) {
             result[buflen - 1] = '\0';
         }
     }
+}