Fix the build on MSVC.

CMakeLists.txt

@@ -195,6 +195,7 @@ if(WIN32)
 	source_group("Windows-specific code" FILES ${OS_SRC})
 	if(MSVC)
 		add_definitions(-DNOMINMAX -DWIN32_LEAN_AND_MEAN)
+		set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
 	endif()
 elseif(UNIX)
 	add_definitions(-DUSE_PTHREADS)
@@ -525,11 +526,13 @@ elseif(USE_ZLIB)
 	list(APPEND VFS_SRC ${CMAKE_CURRENT_SOURCE_DIR}/src/util/vfs/vfs-zip.c
 		${CMAKE_CURRENT_SOURCE_DIR}/src/third-party/zlib/contrib/minizip/ioapi.c
 		${CMAKE_CURRENT_SOURCE_DIR}/src/third-party/zlib/contrib/minizip/unzip.c)
+	if(NOT MSVC)
 		set_source_files_properties(
 			${CMAKE_CURRENT_SOURCE_DIR}/src/third-party/zlib/contrib/minizip/ioapi.c
 			${CMAKE_CURRENT_SOURCE_DIR}/src/third-party/zlib/contrib/minizip/unzip.c
 			PROPERTIES COMPILE_FLAGS "-Wno-unused-parameter -Wno-implicit-function-declaration")
 	endif()
+endif()
 
 if (USE_LZMA)
 	include_directories(AFTER ${CMAKE_CURRENT_SOURCE_DIR}/third-party/lzma)

include/mgba-util/common.h

@@ -46,6 +46,7 @@ typedef intptr_t ssize_t;
 #define snprintf _snprintf
 #define strdup _strdup
 #define lseek _lseek
+#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR)
 #elif defined(__wii__)
 #include <sys/time.h>
 typedef intptr_t ssize_t;

include/mgba-util/png-io.h

@@ -12,6 +12,10 @@ CXX_GUARD_START
 
 #ifdef USE_PNG
 
+// png.h defines its own version of restrict which conflicts with mGBA's.
+#ifdef restrict
+#undef restrict
+#endif
 #include <png.h>
 
 struct VFile;

src/lr35902/debugger/cli-debugger.c

@@ -54,7 +54,7 @@ static void _disassemble(struct CLIDebuggerSystem* debugger, struct CLIDebugVect
 
 static inline uint16_t _printLine(struct CLIDebugger* debugger, uint16_t address, int segment) {
 	struct CLIDebuggerBackend* be = debugger->backend;
-	struct LR35902InstructionInfo info = {};
+	struct LR35902InstructionInfo info = {0};
 	char disassembly[48];
 	char* disPtr = disassembly;
 	if (segment >= 0) {

src/platform/qt/GameController.h

@@ -14,6 +14,7 @@
 #include <QTimer>
 
 #include <memory>
+#include <functional>
 
 #include <mgba/core/core.h>
 #include <mgba/core/thread.h>

src/platform/qt/Window.cpp

@@ -49,6 +49,10 @@
 #include <mgba/internal/gb/gb.h>
 #include <mgba/internal/gb/video.h>
 #endif
+#ifdef M_CORE_GBA
+#include <mgba/internal/gba/gba.h>
+#include <mgba/internal/gba/video.h>
+#endif
 #include "feature/commandline.h"
 #include "feature/sqlite3/no-intro.h"
 #include <mgba-util/vfs.h>

src/util/vfs/vfs-fd.c

@@ -53,7 +53,7 @@ struct VFile* VFileFromFD(int fd) {
 	}
 
 	struct stat stat;
-	if (fstat(fd, &stat) < 0 || S_ISDIR(stat.st_mode)) {
+	if (fstat(fd, &stat) < 0 || (stat.st_mode & S_IFDIR)) {
 		close(fd);
 		return 0;
 	}