public List <FileItem> FindAndCacheAllIncludedFiles(FileItem SourceFile, UEBuildPlatform BuildPlatform, CPPIncludeInfo CPPIncludeInfo, bool bOnlyCachedDependencies)
{
List <FileItem> Result = null;
if (CPPIncludeInfo.IncludeFileSearchDictionary == null)
{
CPPIncludeInfo.IncludeFileSearchDictionary = new Dictionary <string, FileItem>();
}
bool bUseFlatCPPIncludeDependencyCache = BuildConfiguration.bUseUBTMakefiles && UnrealBuildTool.IsAssemblingBuild;
if (bOnlyCachedDependencies && bUseFlatCPPIncludeDependencyCache)
{
Result = FlatCPPIncludeDependencyCache.GetDependenciesForFile(SourceFile.Reference);
if (Result == null)
{
// Nothing cached for this file! It is new to us. This is the expected flow when our CPPIncludeDepencencyCache is missing.
}
}
else
{
// @todo ubtmake: HeaderParser.h is missing from the include set for Module.UnrealHeaderTool.cpp (failed to find include using: FileItem DirectIncludeResolvedFile = CPPEnvironment.FindIncludedFile(DirectInclude.IncludeName, !BuildConfiguration.bCheckExternalHeadersForModification, IncludePathsToSearch, IncludeFileSearchDictionary );)
// If we're doing an exhaustive include scan, make sure that we have our include dependency cache loaded and ready
if (!bOnlyCachedDependencies)
{
if (IncludeDependencyCache == null)
{
IncludeDependencyCache = DependencyCache.Create(DependencyCache.GetDependencyCachePathForTarget(ProjectFile, TargetName));
}
}
Result = new List <FileItem>();
IncludedFilesSet IncludedFileList = new IncludedFilesSet();
FindAndCacheAllIncludedFiles(SourceFile, BuildPlatform, CPPIncludeInfo, ref IncludedFileList, bOnlyCachedDependencies: bOnlyCachedDependencies);
foreach (FileItem IncludedFile in IncludedFileList)
{
Result.Add(IncludedFile);
}
// Update cache
if (bUseFlatCPPIncludeDependencyCache && !bOnlyCachedDependencies)
{
List <FileReference> Dependencies = new List <FileReference>();
foreach (FileItem IncludedFile in Result)
{
Dependencies.Add(IncludedFile.Reference);
}
FileReference PCHName = SourceFile.PrecompiledHeaderIncludeFilename;
FlatCPPIncludeDependencyCache.SetDependenciesForFile(SourceFile.Reference, PCHName, Dependencies);
}
}
return(Result);
}
public List <FileItem> FindAndCacheAllIncludedFiles(FileItem SourceFile, CppIncludePaths IncludePaths, bool bOnlyCachedDependencies)
{
List <FileItem> Result = null;
if (IncludePaths.IncludeFileSearchDictionary == null)
{
IncludePaths.IncludeFileSearchDictionary = new Dictionary <string, FileItem>();
}
if (bOnlyCachedDependencies && bUseFlatCPPIncludeDependencyCache)
{
Result = FlatCPPIncludeDependencyCache.GetDependenciesForFile(SourceFile.Location);
if (Result == null)
{
// Nothing cached for this file! It is new to us. This is the expected flow when our CPPIncludeDepencencyCache is missing.
}
}
else
{
// If we're doing an exhaustive include scan, make sure that we have our include dependency cache loaded and ready
if (!bOnlyCachedDependencies)
{
if (IncludeDependencyCache == null)
{
IncludeDependencyCache = DependencyCache.Create(DependencyCacheFile);
}
}
// Get the headers
Result = FindAndCacheIncludedFiles(SourceFile, IncludePaths, bOnlyCachedDependencies);
// Update cache
if (bUseFlatCPPIncludeDependencyCache && !bOnlyCachedDependencies)
{
List <FileReference> Dependencies = new List <FileReference>();
foreach (FileItem IncludedFile in Result)
{
Dependencies.Add(IncludedFile.Location);
}
FileReference PCHName = SourceFile.PrecompiledHeaderIncludeFilename;
FlatCPPIncludeDependencyCache.SetDependenciesForFile(SourceFile.Location, PCHName, Dependencies);
}
}
return(Result);
}