Starting on push/pull example

zeromq/.gitignore

@@ -2,3 +2,4 @@ hwserver
 hwclient
 wuserver
 wuclient
+taskvent

zeromq/Makefile

@@ -1,13 +1,14 @@
 CFLAGS += -I. -I/usr/local/include
 LDFLAGS += -lstdc++ -lpthread -luuid -lrt
 LIBZMQ := /usr/local/lib/libzmq.a
+TARGETS := hwserver hwclient wuserver wuclient taskvent
 
 
 %:%.c
 	$(CC) $(CFLAGS) -o $@ $^ $(LIBZMQ) $(LDFLAGS)
 
 
-all: hwserver hwclient wuserver wuclient
+all: $(TARGETS)
 
 
 .PHONY: all

zeromq/taskvent.c

@@ -0,0 +1,37 @@
+#include "zhelpers.h"
+
+int main(void)
+{
+    void *context = zmq_init(1);
+
+    void *sender = zmq_socket(context, ZMQ_PUSH);
+    zmq_bind(sender, "tcp://*:5557");
+
+    void *sink = zmq_socket(context, ZMQ_PUSH);
+    zmq_connect(sink, "tcp://localhost:5558");
+
+    printf("Press Enter when the workers are ready: ");
+    getchar();
+    printf("Sending tasks to workers...\n");
+
+    s_send(sink, "0");
+    srandom((unsigned) time(NULL));
+
+    int task_nbr;
+    int total_msec = 0;
+    for (task_nbr = 0; task_nbr < 100; task_nbr++) {
+        int workload;
+        workload = randof(100) + 1;
+        total_msec += workload;
+        char string[10];
+        sprintf(string, "%d", workload);
+        s_send(sender, string);
+    }
+    printf("Total expected cost: %d msec\n", total_msec);
+    sleep(1);
+
+    zmq_close(sink);
+    zmq_close(sender);
+    zmq_term(context);
+    return 0;
+}