ENH: Optimize performance by caching stat results

This commit is contained in:
Andy Cedilnik 2005-10-12 13:51:15 -04:00
parent 2dd035c9a9
commit a51dfefe79
2 changed files with 11 additions and 1 deletions

View File

@ -21,6 +21,7 @@
#include "cmLocalGenerator.h"
#include "cmCommands.h"
#include "cmCommand.h"
#include "cmFileTimeComparison.h"
#if defined(CMAKE_BUILD_WITH_CMAKE)
# include "cmDependsFortran.h" // For -E cmake_copy_f90_mod callback.
@ -95,6 +96,7 @@ cmake::cmake()
{
m_DebugTryCompile = false;
m_ClearBuildSystem = false;
m_FileComparison = new cmFileTimeComparison;
#ifdef __APPLE__
struct rlimit rlp;
@ -157,6 +159,7 @@ cmake::~cmake()
#ifdef CMAKE_BUILD_WITH_CMAKE
delete m_VariableWatch;
#endif
delete m_FileComparison;
}
void cmake::CleanupCommandsAndMacros()
@ -1739,7 +1742,7 @@ int cmake::CheckBuildSystem()
out != outputs.end(); ++out)
{
int result = 0;
if(!cmSystemTools::FileTimeCompare(out->c_str(), dep->c_str(), &result) ||
if(!m_FileComparison->FileTimeCompare(out->c_str(), dep->c_str(), &result) ||
result < 0)
{
return 1;

View File

@ -48,6 +48,7 @@ class cmCacheManager;
class cmMakefile;
class cmCommand;
class cmVariableWatch;
class cmFileTimeComparison;
class cmake
{
@ -262,6 +263,11 @@ class cmake
*/
int AddCMakePaths(const char *arg0);
/**
* Get the file comparison class
*/
cmFileTimeComparison* GetFileComparison() { return m_FileComparison; }
protected:
typedef cmGlobalGenerator* (*CreateGeneratorFunctionType)();
typedef std::map<cmStdString, CreateGeneratorFunctionType> RegisteredGeneratorsMap;
@ -313,6 +319,7 @@ private:
std::string m_CheckBuildSystem;
bool m_ClearBuildSystem;
bool m_DebugTryCompile;
cmFileTimeComparison* m_FileComparison;
void UpdateConversionPathTable();
};