void FileChangeNotifier::OnFileChange( const FileSystemUtils::Path& filename )
{
if (m_bActive)
{
// Check for multiple hits on the same file in close succession
// (Can be caused by NTFS system making multiple changes even though only
// one actual change occurred)
bool bIgnoreFileChange = (filename == m_LastFileChanged) &&
m_fFileChangeSpamTimeRemaining > 0.0f;
m_LastFileChanged = filename;
if (!bIgnoreFileChange)
{
FileSystemUtils::Path filePath = filename;
filePath.ToOSCanonicalCase();
m_changedFileList.push_back(filePath.m_string);
if (!m_bRecompilePending)
{
m_bRecompilePending = true;
m_fTimeUntilNextAllowedRecompile = max(m_fTimeUntilNextAllowedRecompile, m_fChangeNotifyDelay);
}
m_fFileChangeSpamTimeRemaining = FILE_CHANGE_SPAM_TIME;
TriggerNotificationIfPossible();
}
}
}
void FileChangeNotifier::Watch( const FileSystemUtils::Path& filename, IFileChangeListener *pListener )
{
FileSystemUtils::Path fixedFilename = filename.DelimitersToOSDefault(); // Note this doesn't handle ../
fixedFilename = fixedFilename.GetCleanPath();
fixedFilename.ToOSCanonicalCase();
m_pFileMonitor->Watch(fixedFilename, this);
m_fileListenerMap[fixedFilename].insert(pListener);
pListener->OnRegisteredWithNotifier(this);
}
FileSystemUtils::Path RuntimeObjectSystem::FindFile( const FileSystemUtils::Path& input )
{
FileSystemUtils::Path requestedDirectory = input;
FileSystemUtils::Path filename;
FileSystemUtils::Path foundFile = input;
bool bIsFile = input.HasExtension();
if( bIsFile )
{
requestedDirectory = requestedDirectory.ParentPath();
filename = input.Filename();
}
requestedDirectory.ToOSCanonicalCase();
filename.ToOSCanonicalCase();
foundFile.ToOSCanonicalCase();
// Step 1: Try input directory
if( requestedDirectory.Exists() )
{
m_FoundSourceDirectoryMappings[ requestedDirectory ] = requestedDirectory;
}
else
{
// Step 2: Attempt to find a pre-existing mapping
bool bFoundMapping = false;
if( m_FoundSourceDirectoryMappings.size() )
{
FileSystemUtils::Path testDir = requestedDirectory;
FileSystemUtils::Path foundDir;
unsigned int depth = 0;
bool bFound = false;
while( testDir.HasParentPath() )
{
TFileMapIterator itrFind = m_FoundSourceDirectoryMappings.find( testDir );
if( itrFind != m_FoundSourceDirectoryMappings.end() )
{
foundDir = itrFind->second;
bFound = true;
break;
}
testDir = testDir.ParentPath();
++depth;
}
if( bFound )
{
if( depth )
{
// not an exact match
FileSystemUtils::Path directory = requestedDirectory;
directory.m_string.replace( 0, testDir.m_string.length(), foundDir.m_string );
if( directory.Exists() )
{
foundFile = directory / filename;
if( foundFile.Exists() )
{
m_FoundSourceDirectoryMappings[ requestedDirectory ] = directory;
if( m_pCompilerLogger ) { m_pCompilerLogger->LogInfo( "Found Directory Mapping: %s to %s\n", requestedDirectory.c_str(), directory.c_str() ); }
bFoundMapping = true;
}
}
}
else
{
// exact match
foundFile = foundDir / filename;
bFoundMapping = true;
}
}
if( !bFoundMapping )
{
// Step 3: Attempt to find a mapping from a known path
TFileList requestedSubPaths;
FileSystemUtils::Path requestedSubPath = requestedDirectory;
while( requestedSubPath.HasParentPath() )
{
requestedSubPaths.push_back( requestedSubPath );
requestedSubPath = requestedSubPath.ParentPath();
}
TFileMapIterator itr = m_FoundSourceDirectoryMappings.begin();
while( ( itr != m_FoundSourceDirectoryMappings.end() ) && !bFoundMapping )
{
FileSystemUtils::Path existingPath = itr->second;
while( ( existingPath.HasParentPath() ) && !bFoundMapping )
{
// check all potentials
for( size_t i=0; i<requestedSubPaths.size(); ++i )
{
FileSystemUtils::Path toCheck = existingPath / requestedSubPaths[i].Filename();
if( toCheck.Exists() )
{
// potential mapping
FileSystemUtils::Path directory = requestedDirectory;
directory.m_string.replace( 0, requestedSubPaths[i].m_string.length(), toCheck.m_string );
if( directory.Exists() )
{
foundFile = directory / filename;
if( foundFile.Exists() )
{
m_FoundSourceDirectoryMappings[ requestedDirectory ] = directory;
if( m_pCompilerLogger ) { m_pCompilerLogger->LogInfo( "Found Directory Mapping: %s to %s\n", requestedDirectory.c_str(), directory.c_str() ); }
bFoundMapping = true;
break;
}
}
}
}
existingPath = existingPath.ParentPath();
}
++itr;
}
}
}
}
if( !foundFile.Exists() )
{
if( m_pCompilerLogger ) { m_pCompilerLogger->LogWarning( "Could not find Directory Mapping for: %s\n", input.c_str() ); }
++m_NumNotFoundSourceFiles;
}
return foundFile;
}
void RuntimeObjectSystem::SetupRuntimeFileTracking(const IAUDynArray<IObjectConstructor*>& constructors_)
{
#ifndef RCCPPOFF
// for optimization purposes we skip some actions when running for the first time (i.e. no previous constructors)
static bool bFirstTime = true;
for (size_t i = 0, iMax = constructors_.Size(); i < iMax; ++i)
{
const char* pFilename = constructors_[i]->GetFileName(); // GetFileName returns full path including GetCompiledPath()
if( !pFilename )
{
continue;
}
Path filePath = pFilename;
filePath = filePath.GetCleanPath();
filePath = FindFile( filePath );
unsigned short projectId = constructors_[ i ]->GetProjectId();
ProjectSettings& project = GetProject( projectId );
AddToRuntimeFileList( filePath.c_str( ), projectId );
if( !bFirstTime )
{
//remove old include file mappings for this file
TFileToFilesIterator itrCurr = project.m_RuntimeIncludeMap.begin( );
while( itrCurr != project.m_RuntimeIncludeMap.end( ) )
{
if( itrCurr->second == filePath )
{
TFileToFilesIterator itrErase = itrCurr;
++itrCurr;
project.m_RuntimeIncludeMap.erase( itrErase );
}
else
{
++itrCurr;
}
}
//remove previous link libraries for this file
project.m_RuntimeLinkLibraryMap.erase( filePath );
//remove previous source dependencies
project.m_RuntimeSourceDependencyMap.erase( filePath );
}
//we need the compile path for some platforms where the __FILE__ path is relative to the compile path
FileSystemUtils::Path compileDir = constructors_[i]->GetCompiledPath();
//add include file mappings
for (size_t includeNum = 0; includeNum <= constructors_[i]->GetMaxNumIncludeFiles(); ++includeNum)
{
const char* pIncludeFile = constructors_[i]->GetIncludeFile(includeNum);
if( pIncludeFile )
{
FileSystemUtils::Path pathInc = compileDir / pIncludeFile;
pathInc = FindFile( pathInc.GetCleanPath() );
TFileToFilePair includePathPair;
includePathPair.first = pathInc;
includePathPair.second = filePath;
AddToRuntimeFileList( pathInc.c_str(), projectId );
project.m_RuntimeIncludeMap.insert( includePathPair );
}
}
//add link library file mappings
for (size_t linklibraryNum = 0; linklibraryNum <= constructors_[i]->GetMaxNumLinkLibraries(); ++linklibraryNum)
{
const char* pLinkLibrary = constructors_[i]->GetLinkLibrary(linklibraryNum);
if( pLinkLibrary )
{
// We do not use FindFiles for Linked Libraries as these are searched for on
// the library paths, which are themselves searched for.
TFileToFilePair linklibraryPathPair;
linklibraryPathPair.first = filePath;
linklibraryPathPair.second = pLinkLibrary;
project.m_RuntimeLinkLibraryMap.insert( linklibraryPathPair );
}
}
//add source dependency file mappings
for (size_t num = 0; num <= constructors_[i]->GetMaxNumSourceDependencies(); ++num)
{
SourceDependencyInfo sourceDependency = constructors_[i]->GetSourceDependency(num);
FileSystemUtils::Path pathInc[2]; // array of potential include files for later checks
if( sourceDependency.filename )
{
FileSystemUtils::Path pathSrc;
if( sourceDependency.relativeToPath )
{
pathSrc = sourceDependency.relativeToPath;
if( pathSrc.HasExtension() )
{
pathInc[1] = compileDir / pathSrc;
pathSrc = compileDir / pathSrc.ParentPath() / sourceDependency.filename;
}
else
{
pathSrc = compileDir / pathSrc / sourceDependency.filename;
}
}
else
{
pathSrc = compileDir / sourceDependency.filename;
}
pathSrc.ToOSCanonicalCase();
pathSrc = pathSrc.DelimitersToOSDefault();
pathSrc = pathSrc.GetCleanPath();
pathInc[0] = pathSrc;
if( sourceDependency.extension )
{
pathSrc.ReplaceExtension( sourceDependency.extension );
}
pathSrc = FindFile( pathSrc.GetCleanPath() );
TFileToFilePair sourcePathPair;
sourcePathPair.first = filePath;
sourcePathPair.second = pathSrc;
project.m_RuntimeSourceDependencyMap.insert( sourcePathPair );
// if the include file with a source dependancy is logged as an runtime include, then we mark this .cpp as compile dependencies on change
for( int inc=0; inc<2; ++inc )
{
TFileToFilesEqualRange range = project.m_RuntimeIncludeMap.equal_range( pathInc[inc] );
if( range.first != range.second )
{
// add source file to runtime file list
AddToRuntimeFileList( pathSrc.c_str(), projectId );
// also add this as a source dependency, so it gets force compiled on change of header (and not just compiled)
TFileToFilePair includePathPair;
includePathPair.first = pathInc[inc];
includePathPair.second = pathSrc;
project.m_RuntimeIncludeMap.insert( includePathPair );
}
}
}
}
}
bFirstTime = false;
#endif
}