Renamed examples for logical ordering

examples/02-hello_server_v6.c

@@ -0,0 +1,36 @@
+#include <stdio.h>
+
+#define SOCK_IMPLEMENTATION
+#include "sock.h"
+
+int main(void)
+{
+    bool err = false;
+
+    Sock *server = sock_create(SOCK_IPV6, SOCK_TCP);
+    if (server == NULL) { err = true; goto close; }
+
+    SockAddr addr = sock_addr("::", 6969);
+    if (!sock_bind(server, addr)) { err = true; goto close; }
+    if (!sock_listen(server, 16)) { err = true; goto close; }
+
+    Sock *client = sock_accept(server);
+    if (client == NULL) { err = true; goto close; }
+
+    const char *msg = "Hello from server!";
+    char buf[128];
+    memset(buf, 0, sizeof(buf));
+
+    sock_send(client, msg, strlen(msg));
+    sock_recv(client, buf, sizeof(buf));
+    printf("%s:%d: %.*s\n", client->addr.str, client->addr.port,
+            (int)sizeof(buf), buf);
+
+    sock_close(client);
+
+close:
+    if (err) sock_log_error(server);
+    sock_close(server);
+
+    return 0;
+}