From: Saverio Proto <zioproto@gmail.com>
Date: Fri, 8 Aug 2014 12:40:15 +0000 (+0000)
Subject: manynodes chat example: use a prefix for nodes names so that is possible to run multi... 
X-Git-Url: https://git.meshlink.io/?a=commitdiff_plain;h=6c57db0f4e33c6d6e01d4d84ecc1cc2e12b46cdf;p=meshlink

manynodes chat example: use a prefix for nodes names so that is possible to run multiple instances of this example on multiple hosts and link them together
---

diff --git a/examples/manynodes.c b/examples/manynodes.c
index 3fa88c3b..64a2657b 100644
--- a/examples/manynodes.c
+++ b/examples/manynodes.c
@@ -176,19 +176,23 @@ static void parse_input(char *buf) {
 
 int main(int argc, char *argv[]) {
 	const char *basebase = ".manynodes";
+	const char *namesprefix = "machine1";
 	char buf[1024];
 
 	if(argc > 1)
 		n = atoi(argv[1]);
 
 	if(n < 1) {
-		fprintf(stderr, "Usage: %s [number of local nodes] [confbase]\n", argv[0]);
+		fprintf(stderr, "Usage: %s [number of local nodes] [confbase] [prefixnodenames]\n", argv[0]);
 		return 1;
 	}
 
 	if(argc > 2)
 		basebase = argv[2];
 
+	if(argc > 3)
+		namesprefix = argv[3];
+
 	mesh = calloc(n, sizeof *mesh);
 
 	mkdir(basebase, 0750);
@@ -196,7 +200,7 @@ int main(int argc, char *argv[]) {
 	char filename[PATH_MAX];
 	char nodename[100];
 	for(int i = 0; i < n; i++) {
-		snprintf(nodename, sizeof nodename, "node%d", i);
+		snprintf(nodename, sizeof nodename, "%snode%d", namesprefix,i);
 		snprintf(filename, sizeof filename, "%s/%s", basebase, nodename);
 		bool itsnew = access(filename, R_OK);
 		mesh[i] = meshlink_open(filename, nodename, "manynodes");