From 6172ad70924be37de833facb41365eff1cec497b Mon Sep 17 00:00:00 2001
From: Loic Guegan <manzerbredes@mailbox.org>
Date: Fri, 14 Jul 2023 19:29:18 +0200
Subject: Minor changes

---
 src/publisher/Makefile | 2 +-
 src/publisher/main.c   | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

(limited to 'src/publisher')

diff --git a/src/publisher/Makefile b/src/publisher/Makefile
index 605e667..57eccb9 100644
--- a/src/publisher/Makefile
+++ b/src/publisher/Makefile
@@ -1,5 +1,5 @@
 EXEC=publisher
-CFLAGS=-lzmq
+CFLAGS+=-lzmq
 
 all: main.c
 	$(CC) $^ -o $(OUT)/$(EXEC) $(CFLAGS)
diff --git a/src/publisher/main.c b/src/publisher/main.c
index 0abfefb..817d79f 100644
--- a/src/publisher/main.c
+++ b/src/publisher/main.c
@@ -6,12 +6,19 @@
 #include <assert.h>
 #include <time.h>
 
+#define STR(symbol) #symbol
+#define STRINGIFY(symbol) STR(symbol)
+
+#ifndef PUBLISHER_PORT 
+#error PUBLISHER_PORT macro undefined
+#endif
+
 int main (void)
 {
     //  Prepare our context and publisher
     void *context = zmq_ctx_new ();
     void *publisher = zmq_socket (context, ZMQ_PUB);
-    int rc = zmq_bind (publisher, "tcp://*:5556");
+    int rc = zmq_bind (publisher, "tcp://*:"STRINGIFY(PUBLISHER_PORT));
     assert (rc == 0);
 
     //  Initialize random number generator
-- 
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