Compiler-gcc.gmk

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#
# GCC Compiler settings
#

ifeq ($(PLATFORM), windows)

  # Settings specific to Windows, pretty stale, hasn't been used
  CC           = $(COMPILER_PATH)gcc
  CPP          = $(COMPILER_PATH)gcc -E
  CXX          = $(COMPILER_PATH)g++
  CCC          = $(COMPILER_PATH)g++
  LIBEXE       = $(COMPILER_PATH)lib
  LINK         = $(COMPILER_PATH)link
  RC           = $(COMPILER_PATH)rc
  LINK32       = $(LINK)
  RSC          = $(RC)
  # unset any GNU Make settings of MFLAGS and MAKEFLAGS which may mess up nmake
  NMAKE          = MFLAGS= MAKEFLAGS= $(COMPILER_PATH)nmake -nologo
  ifeq ($(ARCH_DATA_MODEL), 32)
    CC_VER  = UNKNOWN
  else
    CC_VER  = UNKNOWN
  endif
  _LINK_VER :=$(shell $(LINK) 2>&1 | $(HEAD) -n 1)
  LINK_VER  :=$(call GetVersion,"$(_LINK_VER)")

endif

ifeq ($(PLATFORM), linux)

  # Settings specific to Linux
  CC             = $(COMPILER_PATH)gcc
  CPP            = $(COMPILER_PATH)gcc -E
  # statically link libstdc++ before C++ ABI is stablized on Linux
  STATIC_CXX     = true
  ifeq ($(STATIC_CXX),true)
    # g++ always dynamically links libstdc++, even we use "-Wl,-Bstatic -lstdc++"
    # We need to use gcc to statically link the C++ runtime. gcc and g++ use
    # the same subprocess to compile C++ files, so it is OK to build using gcc.
    CXX            = $(COMPILER_PATH)gcc
  else
    CXX            = $(COMPILER_PATH)g++
  endif
  # Option used to create a shared library
  SHARED_LIBRARY_FLAG = -shared -mimpure-text
  SUN_COMP_VER := $(shell $(CC) --verbose 2>&1 )

endif

ifeq ($(PLATFORM), solaris)

  # Settings specific to Solaris
  CC             = $(COMPILER_PATH)gcc
  CPP            = $(COMPILER_PATH)gcc -E
  CXX            = $(COMPILER_PATH)g++

  # Option used to create a shared library
  SHARED_LIBRARY_FLAG = -G
  
endif

# Get gcc version
_CC_VER :=$(shell $(CC) -dumpversion 2>&1 )
CC_VER  :=$(call GetVersion,"$(_CC_VER)")

# Name of compiler
COMPILER_NAME = GCC$(call MajorVersion,$(CC_VER))
COMPILER_VERSION = $(COMPILER_NAME)