* Added CACA_NETWORK_PORT env and related documentation

caca/caca.c

@@ -114,10 +114,10 @@ static int caca_init_driver(caca_t *kk)
 {
 #if defined(HAVE_GETENV) && defined(HAVE_STRCASECMP)
     char *var = getenv("CACA_DRIVER");
-
+    
     /* If the environment variable was set, use it */
     if(var && *var)
-    {
+        {
 #if defined(USE_WIN32)
         if(!strcasecmp(var, "win32"))
             win32_init_driver(kk);

caca/caca.h

@@ -92,6 +92,10 @@
  *  \li \b CACA_FONT: set the rendered font. The format of this variable is
  *      implementation dependent, but since it currently only works with the
  *      X11 driver, an X11 font name such as "fixed" or "5x7" is expected.
+ *
+ *  \li \b CACA_NETWORK_PORT: set the port the network driver will listen on. 
+ *      Obviously only works when using CACA_DRIVER=network.
+ *      Default to 7575 (KK in ASCII Dec)
  */
 
 #ifndef __CACA_H__

caca/driver_network.c

@@ -77,17 +77,30 @@ static char codes[] = {0xff, 0xfb, 0x01,  // WILL ECHO
 static int network_init_graphics(caca_t *kk)
 {
     int yes=1;
+    int net_port = 7575;
+    char *network_port;
+
 
     kk->drv.p = malloc(sizeof(struct driver_private));
     if(kk->drv.p == NULL)
         return -1;
 
+
+#if defined(HAVE_GETENV)
+    network_port = getenv("CACA_NETWORK_PORT");
+    if(network_port && *network_port) {
+        net_port = atoi(network_port);
+        if(!net_port)
+            net_port = 7575;
+    }
+#endif
+    
+
     kk->drv.p->width = 80;
     kk->drv.p->height = 23; // Avoid scrolling
-    kk->drv.p->port = 7575; // 75 75 decimal ASCII -> KK   // FIXME, sadly
     kk->drv.p->client_count = 0;
     kk->drv.p->fd_list = NULL;
-
+    kk->drv.p->port = net_port;
 
 
     _cucul_set_size(kk->qq, kk->drv.p->width, kk->drv.p->height);
@@ -265,5 +278,6 @@ void network_init_driver(caca_t *kk)
     kk->drv.get_event = network_get_event;
 }
 
+
 #endif // USE_NETWORK