gvc: MSBuild: define GVDLL to ensure correct storage-class attributes

An upcoming commit that removes the common/memory.h symbols from the
gvc.def file would otherwise cause errors like this:

matrix_market.obj : error LNK2019: unresolved external symbol _gmalloc referenced in function _SparseMatrix_import_matrix_market

Towards https://gitlab.com/graphviz/graphviz/-/issues/2058.

diff --git a/lib/gvc.vcxproj b/lib/gvc.vcxproj
index 6385a6f3ae7e8a41c7ead7918124985d6c25fc63..c368c5892ae3eb1936a98680eb6eed8d2ca8c0dd 100644 (file)
--- a/lib/gvc.vcxproj
+++ b/lib/gvc.vcxproj
@@ -52,7 +52,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(SolutionDir)windows\include;$(SolutionDir)windows\dependencies\GTK2\include;$(SolutionDir)windows\dependencies\libraries\x86\include;$(SolutionDir);$(SolutionDir)lib;$(SolutionDir)lib\cdt;$(SolutionDir)lib\cgraph;$(SolutionDir)lib\common;$(SolutionDir)lib\pathplan;$(SolutionDir)lib\gvc;$(SolutionDir)lib\xdot;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GVC_EXPORTS;WIN32_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GVDLL;GVC_EXPORTS;WIN32_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <PrecompiledHeader />
@@ -85,7 +85,7 @@ awk -f $(SolutionDir)awk\colortbl.awk color_lib &gt; common\colortbl.h</Command>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
       <AdditionalIncludeDirectories>$(SolutionDir)windows\include;$(SolutionDir)windows\dependencies\GTK2\include;$(SolutionDir)windows\dependencies\libraries\x86\include;$(SolutionDir);$(SolutionDir)lib;$(SolutionDir)lib\cdt;$(SolutionDir)lib\cgraph;$(SolutionDir)lib\common;$(SolutionDir)lib\pathplan;$(SolutionDir)lib\gvc;$(SolutionDir)lib\xdot;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;_WINDOWS;_USRDLL;GVC_EXPORTS;WIN32_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;_WINDOWS;_USRDLL;GVDLL;GVC_EXPORTS;WIN32_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PrecompiledHeader />
       <WarningLevel>Level4</WarningLevel>
       <EnablePREfast>true</EnablePREfast>