Fixed bug with wrong line numbers in error messages. Some examples refactoring and bug fixes. (0.39.15)

2026-03-30 20:51:04 +02:00 · 2026-03-30 20:51:04 +02:00 · 3d3c11496f
commit 3d3c11496f
parent 53ccdbda10
23 changed files with 265 additions and 114 deletions
--- a/examples/blocking/net/http_mt_server.fun
+++ b/examples/blocking/net/http_mt_server.fun
@ -0,0 +1,66 @@
+#!/usr/bin/env fun
+
+/*
+ * This file is part of the Fun programming language.
+ * https://fun-lang.xyz/
+ *
+ * Copyright 2026 Johannes Findeisen
+ * Licensed under the terms of the Apache-2.0 license.
+ * https://opensource.org/license/apache-2-0
+ *
+ * Added: 2026-03-26
+ */
+
+#include <io/socket.fun>
+#include <io/thread.fun>
+
+// Simple multi-threaded HTTP server (thread-per-connection)
+//
+// Features:
+// - Blocking accept() in the main thread
+// - Each client is handled by a separate Fun thread
+// - Sends a minimal HTTP 200 response with a small HTML body
+//
+// Usage:
+//   ./examples/net/http_mt_server.fun
+//   Open http://127.0.0.1:8089/ in the browser
+
+PORT = 8080
+BACKLOG = 128
+
+srv = TcpServer(PORT, BACKLOG)
+if (srv.listen() <= 0)
+  print("HTTP MT server: listen failed on :" + to_string(PORT))
+  return 0
+print("HTTP MT server on :" + to_string(PORT))
+
+fun handle_client(fd)
+  req = sock_recv(fd, 8192)
+  if (len(req) == 0)
+    sock_close(fd)
+    return 0
+
+  body = "<html><body><h1>Hello from Fun multi-threaded server</h1></body></html>"
+  b = to_string(body)
+  resp = "HTTP/1.1 200 OK\r\n"
+  resp = resp + "Content-Type: text/html; charset=utf-8\r\n"
+  resp = resp + "Content-Length: " + to_string(len(b)) + "\r\n"
+  resp = resp + "Connection: close\r\n\r\n" + b
+  sock_send(fd, resp)
+  sock_close(fd)
+  return 1
+
+th = Thread()
+
+// Accept loop: spawn a thread per client
+while true
+  fd = srv.accept()
+  if (fd > 0)
+    _ = th.spawn(handle_client, fd)
+
+/* Expected output (on start):
+HTTP MT server on :8080
+
+Then open http://127.0.0.1:8089/ in a browser; it will render:
+<html><body><h1>Hello from Fun multi-threaded server</h1></body></html>
+*/