// HTTP server example (macOS only) #import "modules/std.sx"; #import "modules/std/socket.sx"; // --- Logger --- Logger :: struct { prefix: string; count: s64; } log :: (logger: *Logger, msg: string) { logger.count += 1; print("[{}] {}\n", logger.prefix, msg); } main :: () -> s32 { PORT :: 8080; fd := socket(AF_INET, SOCK_STREAM, 0); if fd < 0 { print("error: socket()\n"); return 1; } opt : s32 = 1; setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, @opt, 4); addr := SockAddr.{ sin_len = 16, sin_family = 2, sin_port = htons(PORT) }; if bind(fd, @addr, 16) < 0 { print("error: bind()\n"); return 1; } if listen(fd, 10) < 0 { print("error: listen()\n"); return 1; } print("listening on http://localhost:{}\n", PORT); arena := Arena.init(context.allocator, 65536); logger := Logger.{ prefix = "http", count = 0 }; while true { client := accept(fd, null, null); if client < 0 { continue; } push Context.{ allocator = xx arena, data = xx @logger } { handle(client); } arena.reset(); close(client); } arena.deinit(); close(fd); 0 } handle :: (client: s32) { // Read request buf : [4096]u8 = ---; read(client, buf, buf.len); body :: "

Hello from sx!

"; response :: format("HTTP/1.1 200 OK\r Content-Type: text/html\r Connection: close\r Content-Length: {}\r \r\n{}", body.len, body); write(client, response, response.len); logger : *Logger = xx context.data; log(logger, format("served request #{}", logger.count + 1)); }