From 5d071ef1c9ea2d39c03ca64b6a0c3bb9c67bd8cf Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 1 Feb 2012 01:40:05 +0000
Subject: Windows portability fixes.

git-svn-id: http://svn.drobilla.net/zix/trunk@58 df6676b4-ccc9-40e5-b5d6-7c4628a128e3
---
 zix/sem.h    | 43 ++++++++++++++++++++++++++++++++++++++++---
 zix/thread.h | 37 +++++++++++++++++++++++++++++++++++--
 2 files changed, 75 insertions(+), 5 deletions(-)

(limited to 'zix')

diff --git a/zix/sem.h b/zix/sem.h
index 88fe17c..48115d5 100644
--- a/zix/sem.h
+++ b/zix/sem.h
@@ -17,10 +17,10 @@
 #ifndef ZIX_SEM_H
 #define ZIX_SEM_H
 
-#include <stdbool.h>
-
 #ifdef __APPLE__
 #    include <mach/mach.h>
+#elif defined(_WIN32)
+#    include <windows.h>
 #else
 #    include <semaphore.h>
 #endif
@@ -129,7 +129,44 @@ zix_sem_try_wait(ZixSem* sem)
 	return semaphore_timedwait(sem->sem, zero) == KERN_SUCCESS;
 }
 
-#else  /* !defined(__APPLE__) */
+#elif defined(_WIN32)
+
+struct ZixSemImpl {
+	HANDLE sem;
+};
+
+static inline ZixStatus
+zix_sem_init(ZixSem* sem, unsigned initial)
+{
+	sem->sem = CreateSemaphore(NULL, initial, LONG_MAX, NULL);
+	return (sem->sem) ? ZIX_STATUS_ERROR : ZIX_STATUS_SUCCESS;
+}
+
+static inline void
+zix_sem_destroy(ZixSem* sem)
+{
+	CloseHandle(sem->sem);
+}
+
+static inline void
+zix_sem_post(ZixSem* sem)
+{
+	ReleaseSemaphore(sem->sem, 1, NULL);
+}
+
+static inline void
+zix_sem_wait(ZixSem* sem)
+{
+	WaitForSingleObject(sem->sem, INFINITE);
+}
+
+static inline bool
+zix_sem_try_wait(ZixSem* sem)
+{
+	WaitForSingleObject(sem->sem, 0);
+}
+
+#else  /* !defined(__APPLE__) && !defined(_WIN32) */
 
 struct ZixSemImpl {
 	sem_t sem;
diff --git a/zix/thread.h b/zix/thread.h
index b1fcf97..ff5a727 100644
--- a/zix/thread.h
+++ b/zix/thread.h
@@ -17,8 +17,12 @@
 #ifndef ZIX_THREAD_H
 #define ZIX_THREAD_H
 
-#include <errno.h>
-#include <pthread.h>
+#ifdef _WIN32
+#    include <windows.h>
+#else
+#    include <errno.h>
+#    include <pthread.h>
+#endif
 
 #include "zix/common.h"
 
@@ -35,7 +39,11 @@ extern "C" {
    @{
 */
 
+#ifdef _WIN32
+typedef HANDLE ZixThread;
+#else
 typedef pthread_t ZixThread;
+#endif
 
 /**
    Initialize @c thread to a new thread.
@@ -55,6 +63,29 @@ zix_thread_create(ZixThread* thread,
 static inline ZixStatus
 zix_thread_join(ZixThread thread, void** retval);
 
+#ifdef _WIN32
+
+static inline ZixStatus
+zix_thread_create(ZixThread* thread,
+                  size_t     stack_size,
+                  void*      (*function)(void*),
+                  void*      arg)
+{
+	*thread = CreateThread(NULL, stack_size,
+	                       (LPTHREAD_START_ROUTINE)function, arg,
+	                       0, NULL);
+	return *thread ? ZIX_STATUS_SUCCESS : ZIX_STATUS_ERROR;
+}
+
+static inline ZixStatus
+zix_thread_join(ZixThread thread, void** retval)
+{
+	return WaitForSingleObject(thread, INFINITE)
+		? ZIX_STATUS_SUCCESS : ZIX_STATUS_ERROR;
+}
+
+#else  /* !defined(_WIN32) */
+
 static inline ZixStatus
 zix_thread_create(ZixThread* thread,
                   size_t     stack_size,
@@ -88,6 +119,8 @@ zix_thread_join(ZixThread thread, void** retval)
 		? ZIX_STATUS_ERROR : ZIX_STATUS_SUCCESS;
 }
 
+#endif
+
 /**
    @}
    @}
-- 
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