variant.jam

经典开源游戏glest的源代码

#============================================================================
# Setup of compiler/linker flags for debug/optimize mode
#============================================================================

VARIANT ?= optimize ;

# Set modus related flags
CPPFLAGS += $(DEFS) ;
CFLAGS   += $(COMPILER_CFLAGS) $(COMPILER_CFLAGS_$(VARIANT)) ;
CXXFLAGS += $(COMPILER_CXXFLAGS) $(COMPILER_CXXFLAGS_$(VARIANT)) ;
LIBS     += $(COMPILER_LIBS) $(COMPILER_LIBS_$(VARIANT)) ;
LDFLAGS  += $(COMPILER_LDFLAGS) $(COMPILER_LDFLAGS_$(VARIANT)) ;
LOCATE_OBJECTS = $(LOCATE_OBJECTS)/$(VARIANT) ;

##  SubVariant variantname
##    Specify subvarianet which are placed in separate compilation directories.
SUBVARIANT ?= "" ;
rule SubVariant
{
  SUBVARIANT = $(<) ;
  if ! $(<)
  {
    SUBVARIANT = "" ;
    if $(SAVED_LOCATE_TARGET)
    {
      LOCATE_TARGET = $(SAVED_LOCATE_TARGET) ;
    }
    SAVED_LOCATE_TARGET = ;
  }
  else
  {
    if ! $(SAVED_LOCATE_TARGET)
    {
      SAVED_LOCATE_TARGET = $(LOCATE_TARGET) ;
    }
    LOCATE_TARGET = $(LOCATE_TARGET)/$(SUBVARIANT) ;
  }
}