(self, arch=None)
return [
      (self._Gch('c', arch), '-x c-header', 'c', self.header),
      (self._Gch('cc', arch), '-x c++-header', 'cc', self.header),
      (self._Gch('m', arch), '-x objective-c-header', 'm', self.header),
      (self._Gch('mm', arch), '-x objective-c++-header', 'mm', self.header),
    ]
Returns [(path_to_gch, language_flag, language, header)].
    |path_to_gch| and |header| are relative to the build directory.
Returns [(path_to_gch, language_flag, language, header)].
    |path_to_gch| and |header| are relative to the build directory.
Returns [ ( path_to_gch language_flag language header ) ] . |path_to_gch| and |header| are relative to the build directory .
def GetPchBuildCommands(self, arch=None):
    """Returns [(path_to_gch, language_flag, language, header)].
    |path_to_gch| and |header| are relative to the build directory.
    """
    if not self.header or not self.compile_headers:
      return []
    return [
      (self._Gch('c', arch), '-x c-header', 'c', self.header),
      (self._Gch('cc', arch), '-x c++-header', 'cc', self.header),
      (self._Gch('m', arch), '-x objective-c-header', 'm', self.header),
      (self._Gch('mm', arch), '-x objective-c++-header', 'mm', self.header),
    ]
def GetPchBuildCommands ( self , arch = None ) : if not self . header or not self . compile_headers : return [ ] return [ ( self . _Gch ( 'c' , arch ) , '-x c-header' , 'c' , self . header ) , ( self . _Gch ( 'cc' , arch ) , '-x c++-header' , 'cc' , self . header ) , ( self . _Gch ( 'm' , arch ) , '-x objective-c-header' , 'm' , self . header ) , ( self . _Gch ( 'mm' , arch ) , '-x objective-c++-header' , 'mm' , self . header ) , ]