feat(zmq): Simplified bindings.

main.odin

@@ -31,7 +31,7 @@ main :: proc() {
 
 	req, cerr := zmq.socket(ctx, .REQ)
 	if cerr != nil {
-		log.panic(zmq.strerror(cerr))
+		log.panicf("err: %v (%d) %s", cerr, cerr, zmq.strerror(cerr))
 	}
 	defer zmq.close(req)
 	if err := zmq.connect(req, "inproc://echo"); err != nil {
@@ -41,7 +41,7 @@ main :: proc() {
 	echo(req, rep)
 }
 
-echo :: proc(req, rep: zmq.Socket) {
+echo :: proc(client, server: zmq.Socket) {
 	scanner: bufio.Scanner
 	bufio.scanner_init(&scanner, os.to_reader(os.stdin))
 	defer bufio.scanner_destroy(&scanner)
@@ -52,20 +52,20 @@ echo :: proc(req, rep: zmq.Socket) {
 		if len(line) == 0 {
 			continue
 		}
-		if _, err := zmq.send(req, transmute([]u8)line); err != nil {
+		if _, err := zmq.send(client, line); err != nil {
 			fmt.eprintfln("send: %s", zmq.strerror(err))
 			return
 		}
-		n, rerr := zmq.recv(rep, buf[:])
+		n, rerr := zmq.recv(server, buf[:])
 		if rerr != nil {
 			fmt.eprintfln("rep recv: %s", zmq.strerror(rerr))
 			return
 		}
-		if _, werr := zmq.send(rep, buf[:n]); werr != nil {
-			fmt.eprintfln("rep send: %s", zmq.strerror(werr))
+		if _, werr := zmq.send(server, buf[:n]); werr != nil {
+			fmt.eprintfln("rep send: %v %s", werr, zmq.strerror(werr))
 			return
 		}
-		m, qerr := zmq.recv(req, buf[:])
+		m, qerr := zmq.recv(client, buf[:])
 		if qerr != nil {
 			fmt.eprintfln("req recv: %s", zmq.strerror(qerr))
 			return