Remove pthreads dependency

core/sync/futex_linux.odin

@@ -14,12 +14,6 @@ FUTEX_PRIVATE_FLAG :: 128
 FUTEX_WAIT_PRIVATE :: (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
 FUTEX_WAKE_PRIVATE :: (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
 
-foreign import libc "system:c"
-
-foreign libc {
-	__errno_location :: proc "c" () -> ^c.int ---	
-}
-
 ESUCCESS  :: 0
 EINTR     :: -4
 EAGAIN    :: -11

core/sync/primitives_freebsd.odin

@@ -3,7 +3,44 @@
 package sync
 
 import "core:os"
+import "core:time"
 
 _current_thread_id :: proc "contextless" () -> int {
 	return os.current_thread_id()
 }
+
+_Mutex :: struct {
+	mutex: Atomic_Mutex,
+}
+
+_mutex_lock :: proc(m: ^Mutex) {
+	atomic_mutex_lock(&m.impl.mutex)
+}
+
+_mutex_unlock :: proc(m: ^Mutex) {
+	atomic_mutex_unlock(&m.impl.mutex)
+}
+
+_mutex_try_lock :: proc(m: ^Mutex) -> bool {
+	return atomic_mutex_try_lock(&m.impl.mutex)
+}
+
+_Cond :: struct {
+	cond: Atomic_Cond,
+}
+
+_cond_wait :: proc(c: ^Cond, m: ^Mutex) {
+	atomic_cond_wait(&c.impl.cond, &m.impl.mutex)
+}
+
+_cond_wait_with_timeout :: proc(c: ^Cond, m: ^Mutex, duration: time.Duration) -> bool {
+	return atomic_cond_wait_with_timeout(&c.impl.cond, &m.impl.mutex, duration)
+}
+
+_cond_signal :: proc(c: ^Cond) {
+	atomic_cond_signal(&c.impl.cond)
+}
+
+_cond_broadcast :: proc(c: ^Cond) {
+	atomic_cond_broadcast(&c.impl.cond)
+}

core/sync/primitives_linux.odin

@@ -3,7 +3,45 @@
 package sync
 
 import "core:sys/unix"
+import "core:time"
 
 _current_thread_id :: proc "contextless" () -> int {
 	return unix.sys_gettid()
 }
+
+
+_Mutex :: struct {
+	mutex: Atomic_Mutex,
+}
+
+_mutex_lock :: proc(m: ^Mutex) {
+	atomic_mutex_lock(&m.impl.mutex)
+}
+
+_mutex_unlock :: proc(m: ^Mutex) {
+	atomic_mutex_unlock(&m.impl.mutex)
+}
+
+_mutex_try_lock :: proc(m: ^Mutex) -> bool {
+	return atomic_mutex_try_lock(&m.impl.mutex)
+}
+
+_Cond :: struct {
+	cond: Atomic_Cond,
+}
+
+_cond_wait :: proc(c: ^Cond, m: ^Mutex) {
+	atomic_cond_wait(&c.impl.cond, &m.impl.mutex)
+}
+
+_cond_wait_with_timeout :: proc(c: ^Cond, m: ^Mutex, duration: time.Duration) -> bool {
+	return atomic_cond_wait_with_timeout(&c.impl.cond, &m.impl.mutex, duration)
+}
+
+_cond_signal :: proc(c: ^Cond) {
+	atomic_cond_signal(&c.impl.cond)
+}
+
+_cond_broadcast :: proc(c: ^Cond) {
+	atomic_cond_broadcast(&c.impl.cond)
+}

core/sync/primitives_openbsd.odin

@@ -3,7 +3,44 @@
 package sync
 
 import "core:os"
+import "core:time"
 
 _current_thread_id :: proc "contextless" () -> int {
 	return os.current_thread_id()
 }
+
+_Mutex :: struct {
+	mutex: Atomic_Mutex,
+}
+
+_mutex_lock :: proc(m: ^Mutex) {
+	atomic_mutex_lock(&m.impl.mutex)
+}
+
+_mutex_unlock :: proc(m: ^Mutex) {
+	atomic_mutex_unlock(&m.impl.mutex)
+}
+
+_mutex_try_lock :: proc(m: ^Mutex) -> bool {
+	return atomic_mutex_try_lock(&m.impl.mutex)
+}
+
+_Cond :: struct {
+	cond: Atomic_Cond,
+}
+
+_cond_wait :: proc(c: ^Cond, m: ^Mutex) {
+	atomic_cond_wait(&c.impl.cond, &m.impl.mutex)
+}
+
+_cond_wait_with_timeout :: proc(c: ^Cond, m: ^Mutex, duration: time.Duration) -> bool {
+	return atomic_cond_wait_with_timeout(&c.impl.cond, &m.impl.mutex, duration)
+}
+
+_cond_signal :: proc(c: ^Cond) {
+	atomic_cond_signal(&c.impl.cond)
+}
+
+_cond_broadcast :: proc(c: ^Cond) {
+	atomic_cond_broadcast(&c.impl.cond)
+}

core/sync/primitives_pthreads.odin

@@ -1,58 +0,0 @@
-//+build linux, freebsd, openbsd
-//+private
-package sync
-
-import "core:time"
-import "core:sys/unix"
-
-_Mutex_State :: enum i32 {
-	Unlocked = 0,
-	Locked   = 1,
-	Waiting  = 2,
-}
-_Mutex :: struct {
-	pthread_mutex: unix.pthread_mutex_t,
-}
-
-_mutex_lock :: proc(m: ^Mutex) {
-	err := unix.pthread_mutex_lock(&m.impl.pthread_mutex)
-	assert(err == 0)
-}
-
-_mutex_unlock :: proc(m: ^Mutex) {
-	err := unix.pthread_mutex_unlock(&m.impl.pthread_mutex)
-	assert(err == 0)
-}
-
-_mutex_try_lock :: proc(m: ^Mutex) -> bool {
-	err := unix.pthread_mutex_trylock(&m.impl.pthread_mutex)
-	return err == 0
-}
-
-_Cond :: struct {
-	pthread_cond: unix.pthread_cond_t,
-}
-
-_cond_wait :: proc(c: ^Cond, m: ^Mutex) {
-	err := unix.pthread_cond_wait(&c.impl.pthread_cond, &m.impl.pthread_mutex)
-	assert(err == 0)
-}
-
-
-_cond_wait_with_timeout :: proc(c: ^Cond, m: ^Mutex, duration: time.Duration) -> bool {
-	tv_sec  := i64(duration/1e9)
-	tv_nsec := i64(duration%1e9)
-	err := unix.pthread_cond_timedwait(&c.impl.pthread_cond, &m.impl.pthread_mutex, &{tv_sec, tv_nsec})
-	return err == 0
-}
-
-
-_cond_signal :: proc(c: ^Cond) {
-	err := unix.pthread_cond_signal(&c.impl.pthread_cond)
-	assert(err == 0)
-}
-
-_cond_broadcast :: proc(c: ^Cond) {
-	err := unix.pthread_cond_broadcast(&c.impl.pthread_cond)
-	assert(err == 0)
-}