From 4fba47352e4a2cbfe0adaa5c2bbf3bd555a78e60 Mon Sep 17 00:00:00 2001
From: luboslenco <lubos.lenco@gmail.com>
Date: Fri, 12 Sep 2025 09:49:08 +0200
Subject: [PATCH] Cleanup

---
 base/project.js                        | 3 +--
 base/sources/backends/posix_thread.c   | 4 ----
 base/sources/backends/wasm_thread.c    | 2 --
 base/sources/backends/windows_thread.c | 4 ----
 base/sources/iron.h                    | 8 +++++---
 base/sources/iron_thread.h             | 1 -
 6 files changed, 6 insertions(+), 16 deletions(-)

diff --git a/base/project.js b/base/project.js
index 642c2136..05b9ee34 100644
--- a/base/project.js
+++ b/base/project.js
@@ -75,8 +75,7 @@ else if (platform == "linux") {
 	add_thread_backend("posix");
 	add_gpu_backend("vulkan");
 	project.add_define("IRON_VULKAN");
-	project.add_define("_POSIX_C_SOURCE=200112L");
-	project.add_define("_XOPEN_SOURCE=600");
+	project.add_define("_POSIX_C_SOURCE=200809L");
 	project.add_lib("dl");
 	project.add_lib("vulkan");
 	if (flags.with_audio) {
diff --git a/base/sources/backends/posix_thread.c b/base/sources/backends/posix_thread.c
index ac2baa1d..74bfa7ee 100644
--- a/base/sources/backends/posix_thread.c
+++ b/base/sources/backends/posix_thread.c
@@ -95,7 +95,3 @@ void iron_thread_set_name(const char *name) {
 	pthread_setname_np(name);
 #endif
 }
-
-void iron_thread_sleep(int milliseconds) {
-	usleep(1000 * (useconds_t)milliseconds);
-}
diff --git a/base/sources/backends/wasm_thread.c b/base/sources/backends/wasm_thread.c
index 5fcbb4fd..f1932553 100644
--- a/base/sources/backends/wasm_thread.c
+++ b/base/sources/backends/wasm_thread.c
@@ -12,8 +12,6 @@ void iron_threads_init() {}
 
 void iron_threads_quit() {}
 
-void iron_thread_sleep(int milliseconds) {}
-
 void iron_mutex_init(iron_mutex_t *mutex) {}
 
 void iron_mutex_destroy(iron_mutex_t *mutex) {}
diff --git a/base/sources/backends/windows_thread.c b/base/sources/backends/windows_thread.c
index b187bf9e..d94cc705 100644
--- a/base/sources/backends/windows_thread.c
+++ b/base/sources/backends/windows_thread.c
@@ -66,10 +66,6 @@ void iron_thread_set_name(const char *name) {
 	}
 }
 
-void iron_thread_sleep(int milliseconds) {
-	Sleep(milliseconds);
-}
-
 void iron_mutex_init(iron_mutex_t *mutex) {
 	InitializeCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
 }
diff --git a/base/sources/iron.h b/base/sources/iron.h
index a1e3fc8f..5dad6985 100644
--- a/base/sources/iron.h
+++ b/base/sources/iron.h
@@ -352,8 +352,7 @@ unsigned char *iron_deflate_raw(unsigned char *data, int data_len, int *out_len,
 #include "sinfl.h"
 #endif
 #if defined(IDLE_SLEEP) && !defined(IRON_WINDOWS)
-// #include <unistd.h>
-int usleep(unsigned int usec);
+#include <time.h>
 #endif
 
 #ifdef IRON_MACOS
@@ -397,7 +396,10 @@ void _update(void *data) {
 		#ifdef IRON_WINDOWS
 		Sleep(1);
 		#else
-		usleep(1000);
+		struct timespec t;
+		t.tv_sec = 0;
+		t.tv_nsec = 1000000;
+		nanosleep(&t, NULL);
 		#endif
 		return;
 	}
diff --git a/base/sources/iron_thread.h b/base/sources/iron_thread.h
index f832df4f..300e3b5c 100644
--- a/base/sources/iron_thread.h
+++ b/base/sources/iron_thread.h
@@ -14,7 +14,6 @@ void iron_thread_init(iron_thread_t *thread, void (*func)(void *param), void *pa
 void iron_thread_wait_and_destroy(iron_thread_t *thread);
 bool iron_thread_try_to_destroy(iron_thread_t *thread);
 void iron_thread_set_name(const char *name);
-void iron_thread_sleep(int milliseconds);
 
 typedef struct iron_mutex {
 	iron_mutex_impl_t impl;