Check _MSC_VER for MSVC specific pragma directives.

This fixes build issues when compiled with compiles like Clang or GCC.

code/AssetLib/Assjson/cencode.c

@@ -9,8 +9,10 @@ For details, see http://sourceforge.net/projects/libb64
 
 const int CHARS_PER_LINE = 72;
 
+#ifdef _MSC_VER
 #pragma warning(push)
 #pragma warning(disable : 4244)
+#endif // _MSC_VER
 
 void base64_init_encodestate(base64_encodestate* state_in)
 {
@@ -110,4 +112,6 @@ int base64_encode_blockend(char* code_out, base64_encodestate* state_in)
 	return (int)(codechar - code_out);
 }
 
+#ifdef _MSC_VER
 #pragma warning(pop)
+#endif // _MSC_VER

contrib/Open3DGC/o3dgcSC3DMCDecoder.inl

@@ -27,10 +27,10 @@ THE SOFTWARE.
 #include "o3dgcArithmeticCodec.h"
 #include "o3dgcTimer.h"
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #    pragma warning(push)
 #    pragma warning( disable : 4456)
-#endif // _WIN32
+#endif // _MSC_VER
 
 //#define DEBUG_VERBOSE
 
@@ -852,9 +852,9 @@ namespace o3dgc
     }
 } // namespace o3dgc
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #    pragma warning( pop )
-#endif // _WIN32
+#endif // _MSC_VER
 
 #endif // O3DGC_SC3DMC_DECODER_INL
 

contrib/Open3DGC/o3dgcSC3DMCEncoder.inl

@@ -32,10 +32,10 @@ THE SOFTWARE.
 
 //#define DEBUG_VERBOSE
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #    pragma warning(push)
 #    pragma warning(disable : 4456)
-#endif // _WIN32
+#endif // _MSC_VER
 
 namespace o3dgc
 {
@@ -927,9 +927,9 @@ namespace o3dgc
     }
 } // namespace o3dgc
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #    pragma warning(pop)
-#endif // _WIN32
+#endif // _MSC_VER
 
 #endif // O3DGC_SC3DMC_ENCODER_INL
 

contrib/Open3DGC/o3dgcTimer.h

@@ -28,7 +28,9 @@ THE SOFTWARE.
 
 #ifdef _WIN32
 /* Thank you, Microsoft, for file WinDef.h with min/max redefinition. */
+#ifndef NOMINMAX
 #define NOMINMAX
+#endif
 #include <windows.h>
 #elif __APPLE__
 #include <mach/clock.h>

contrib/zip/src/zip.c

@@ -18,8 +18,10 @@
 /* Win32, DOS, MSVC, MSVS */
 #include <direct.h>
 
+#ifdef _MSC_VER
 #pragma warning(push)
 #pragma warning(disable : 4706)
+#endif // _MSC_VER
 
 #define MKDIR(DIRNAME) _mkdir(DIRNAME)
 #define STRCLONE(STR) ((STR) ? _strdup(STR) : NULL)
@@ -968,4 +970,6 @@ out:
   return status;
 }
 
+#ifdef _MSC_VER
 #pragma warning(pop)
+#endif // _MSC_VER

include/assimp/mesh.h

@@ -52,9 +52,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #pragma GCC system_header
 #endif
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #pragma warning(disable : 4351)
-#endif // _WIN32
+#endif // _MSC_VER
 
 #include <assimp/aabb.h>
 #include <assimp/types.h>

samples/SimpleTexturedDirectx11/SimpleTexturedDirectx11/TextureLoader.cpp

@@ -31,10 +31,16 @@
 #include <dxgiformat.h>
 #include <assert.h>
 
+#ifdef _MSC_VER
 #pragma warning(push)
 #pragma warning(disable : 4005)
+#endif // _MSC_VER
+
 #include <wincodec.h>
+
+#ifdef _MSC_VER
 #pragma warning(pop)
+#endif // _MSC_VER
 
 #include <memory>
 

samples/SimpleTexturedDirectx11/SimpleTexturedDirectx11/TextureLoader.h

@@ -31,10 +31,16 @@
 
 #include <d3d11.h>
 
+#ifdef _MSC_VER
 #pragma warning(push)
 #pragma warning(disable : 4005)
+#endif // _MSC_VER
+
 #include <stdint.h>
+
+#ifdef _MSC_VER
 #pragma warning(pop)
+#endif // _MSC_VER
 
 HRESULT CreateWICTextureFromMemory(_In_ ID3D11Device* d3dDevice,
 	_In_opt_ ID3D11DeviceContext* d3dContext,

samples/SimpleTexturedDirectx11/SimpleTexturedDirectx11/main.cpp

@@ -25,10 +25,12 @@
 #include "UTFConverter.h"
 #include "SafeRelease.hpp"
 
+#ifdef _MSC_VER
 #pragma comment (lib, "d3d11.lib")
 #pragma comment (lib, "Dxgi.lib")
 #pragma comment(lib,"d3dcompiler.lib")
 #pragma comment (lib, "dxguid.lib")
+#endif // _MSC_VER
 
 using namespace DirectX;
 using namespace AssimpSamples::SharedCode;

samples/SimpleTexturedOpenGL/SimpleTexturedOpenGL/src/model_loading.cpp

@@ -18,10 +18,16 @@
 #include <GL/gl.h>
 #include <GL/glu.h>
 
+#ifdef _MSC_VER
 #pragma warning(disable: 4100) // Disable warning 'unreferenced formal parameter'
+#endif // _MSC_VER
+
 #define STB_IMAGE_IMPLEMENTATION
 #include "contrib/stb_image/stb_image.h"
+
+#ifdef _MSC_VER
 #pragma warning(default: 4100) // Enable warning 'unreferenced formal parameter'
+#endif // _MSC_VER
 
 #include <fstream>