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Fix Windows #defines—don't define WINDOWS or _WINDOWS, use predefined _WIN32 everywhere #224

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Merged
merged 4 commits into from
Nov 19, 2025
Merged

Fix Windows #defines—don't define WINDOWS or _WINDOWS, use predefined _WIN32 everywhere #224

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fb56667
Use predefined _WIN32 everywhere instead of defining WINDOWS
garyo Nov 14, 2025
8aaf9d2
Remove WINDOWS preproc defs in vcproj & dsp project files
garyo Nov 14, 2025
42776e0
More Windows build fixes
garyo Nov 14, 2025
cb4a05e
Remove unneeded defs of WIN32 and WIN64 in project files
garyo Nov 14, 2025
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1 change: 0 additions & 1 deletion Documentation/sources/Guide/Code/NMakefileCommon
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Expand Up @@ -19,7 +19,6 @@ OS_LDFLAGS = /NOLOGO /DLL /MANIFEST $(LD_OPTIMISE)
OS_BUNDLE_DIR = Win$(ABI) # 32 or 64

# set up flags
CXXDEFINES=/DWIN32 # OFX includes need this, Windows only auto-defines _WIN32
CXXFLAGS = $(OFX_INC_DIR) $(CXXDEFINES) $(OPTIMISE) $(OS_CXXFLAGS) $(VERBOSE)
LDFLAGS = $(LD_OPTIMISE) $(OS_LDFLAGS)

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8 changes: 4 additions & 4 deletions Examples/Basic/Basic_2005.vcproj
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Expand Up @@ -45,7 +45,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;BASIC_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;BASIC_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -123,7 +123,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;BASIC_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;BASIC_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
Expand Down Expand Up @@ -203,7 +203,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;BASIC_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;BASIC_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -282,7 +282,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;BASIC_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;BASIC_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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4 changes: 2 additions & 2 deletions Examples/Custom/Custom_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;CUSTOM_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;CUSTOM_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -120,7 +120,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;CUSTOM_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;CUSTOM_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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5 changes: 3 additions & 2 deletions Examples/Custom/custom.cpp
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Expand Up @@ -8,7 +8,8 @@
crafted piece of image processing software.
*/

#ifdef WIN32
#ifdef _WIN32
#define NOMINMAX
#include <windows.h>
#endif

Expand Down Expand Up @@ -71,7 +72,7 @@ parseCustomParam(char *str, double &x, double &y)
void
writeCustomParam(char *str, int strlen, double x, double y)
{
#ifdef WIN32
#ifdef _WIN32
_snprintf(str, strlen, "%lg %lg", x, y);
#else
snprintf(str, strlen, "%lg %lg", x, y);
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4 changes: 2 additions & 2 deletions Examples/DepthConverter/DepthConverter_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;DEPTHCONVERTER_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;DEPTHCONVERTER_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -119,7 +119,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;DEPTHCONVERTER_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;DEPTHCONVERTER_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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4 changes: 2 additions & 2 deletions Examples/DrawSuite/DrawSuite_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OVERLAY_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;OVERLAY_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -120,7 +120,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OVERLAY_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;OVERLAY_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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3 changes: 2 additions & 1 deletion Examples/DrawSuite/drawsuite.cpp
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Expand Up @@ -12,7 +12,8 @@
and so do nothing.
*/

#ifdef WIN32
#ifdef _WIN32
#define NOMINMAX
#include <windows.h>
#endif

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4 changes: 2 additions & 2 deletions Examples/Invert/Invert_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;INVERT_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;INVERT_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -119,7 +119,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;INVERT_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;INVERT_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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3 changes: 2 additions & 1 deletion Examples/OpenGL/opengl.cpp
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Expand Up @@ -11,7 +11,8 @@
#ifdef __APPLE__
#include <OpenGL/gl.h>
#else
#if defined(WINDOWS)
#if defined(_WIN32)
#define NOMINMAX
#include <windows.h>
#endif
#include <GL/gl.h>
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4 changes: 2 additions & 2 deletions Examples/Overlay/Overlay_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OVERLAY_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;OVERLAY_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -120,7 +120,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OVERLAY_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;OVERLAY_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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3 changes: 2 additions & 1 deletion Examples/Overlay/overlay.cpp
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Expand Up @@ -12,7 +12,8 @@
and so do nothing.
*/

#ifdef WIN32
#ifdef _WIN32
#define NOMINMAX
#include <windows.h>
#endif

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4 changes: 2 additions & 2 deletions Examples/Rectangle/Rectangle_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;RECTANGLE_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;RECTANGLE_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -119,7 +119,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;RECTANGLE_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;RECTANGLE_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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4 changes: 2 additions & 2 deletions Examples/Test/Test_2005.vcproj
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Expand Up @@ -41,7 +41,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;TEST_2005_EXPORTS"
PreprocessorDefinitions="_DEBUG;_USRDLL;TEST_2005_EXPORTS"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -119,7 +119,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\..\Include"
PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;TEST_2005_EXPORTS"
PreprocessorDefinitions="NDEBUG;_USRDLL;TEST_2005_EXPORTS"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
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16 changes: 8 additions & 8 deletions HostSupport/HostSupport.vcproj
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Expand Up @@ -43,7 +43,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -107,7 +107,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
Expand Down Expand Up @@ -173,7 +173,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down Expand Up @@ -238,7 +238,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down Expand Up @@ -299,7 +299,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -363,7 +363,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -426,7 +426,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down Expand Up @@ -488,7 +488,7 @@
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="..\include;include;expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down
8 changes: 4 additions & 4 deletions HostSupport/examples/CacheDemo.vcproj
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Expand Up @@ -43,7 +43,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -121,7 +121,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down Expand Up @@ -197,7 +197,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -276,7 +276,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down
8 changes: 4 additions & 4 deletions HostSupport/examples/hostDemo.vcproj
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Expand Up @@ -43,7 +43,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -121,7 +121,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down Expand Up @@ -197,7 +197,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="_CRTDBG_MAP_ALLOC;COMPILED_FROM_DSP;XML_STATIC"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
Expand Down Expand Up @@ -276,7 +276,7 @@
EnableIntrinsicFunctions="true"
FavorSizeOrSpeed="1"
AdditionalIncludeDirectories="..\include;..\..\include;..\expat-2.0.1\lib"
PreprocessorDefinitions="WIN32;WINDOWS;COMPILED_FROM_DSP;XML_STATIC"
PreprocessorDefinitions="COMPILED_FROM_DSP;XML_STATIC"
RuntimeLibrary="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
Expand Down
7 changes: 4 additions & 3 deletions HostSupport/include/ofxhBinary.h
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Expand Up @@ -6,7 +6,7 @@
#include <string>
#include <iostream>

#if defined(WIN32) || defined(WIN64)
#ifdef _WIN32
#define I386
#elif defined(__linux__) || defined(__FreeBSD__)
#define UNIX
Expand All @@ -25,7 +25,8 @@

#if defined(UNIX)
#include <dlfcn.h>
#elif defined (WINDOWS)
#elif defined (_WIN32)
#define NOMINMAX
#include "windows.h"
#include <assert.h>
#endif
Expand All @@ -44,7 +45,7 @@ namespace OFX
bool _invalid;
#if defined(UNIX)
void *_dlHandle;
#elif defined (WINDOWS)
#elif defined (_WIN32)
HINSTANCE _dlHandle;
#endif
time_t _time;
Expand Down
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