[util] Add win32 compat header

Header of misc. stubs and re-implementations.

src/util/util_win32_compat.h

@@ -0,0 +1,59 @@
+#pragma once
+
+#if defined(__linux__)
+
+#include <windows.h>
+#include <dlfcn.h>
+
+#include "log/log.h"
+
+inline HMODULE LoadLibraryA(LPCSTR lpLibFileName) {
+  return dlopen(lpLibFileName, RTLD_NOW);
+}
+
+inline void CloseLibrary(HMODULE module) {
+  dlclose(module);
+}
+
+inline void* GetProcAddress(HMODULE module, LPCSTR lpProcName) {
+  return dlsym(module, lpProcName);
+}
+
+inline HANDLE CreateSemaphoreA(
+        SECURITY_ATTRIBUTES*  lpSemaphoreAttributes,
+        LONG                  lInitialCount,
+        LONG                  lMaximumCount,
+        LPCSTR                lpName) {
+  dxvk::Logger::warn("CreateSemaphoreA not implemented.");
+  return nullptr;
+}
+#define CreateSemaphore CreateSemaphoreA
+
+inline BOOL ReleaseSemaphore(
+        HANDLE hSemaphore,
+        LONG   lReleaseCount,
+        LONG*  lpPreviousCount) {
+  dxvk::Logger::warn("ReleaseSemaphore not implemented.");
+  return FALSE;
+}
+
+inline BOOL SetEvent(HANDLE hEvent) {
+  dxvk::Logger::warn("SetEvent not implemented.");
+  return FALSE;
+}
+
+inline BOOL CloseHandle(HANDLE hObject) {
+  dxvk::Logger::warn("CloseHandle not implemented.");
+  return FALSE;
+}
+
+inline HDC CreateCompatibleDC(HDC hdc) {
+  dxvk::Logger::warn("CreateCompatibleDC not implemented.");
+  return nullptr;
+}
+
+inline BOOL DeleteDC(HDC hdc) {
+  return FALSE;
+}
+
+#endif