gcc makefile编译和语法。如何调用c编译器和多个包含路径

我在Linux / C++很新,所以我需要你的帮助来理解下面的MaFIX文件。

所以我的问题是

1) 如何调用c编译器?我找不到任何电话

2) 在INC_DIR指令中声明多个包含路径的正确语法是什么?

这个make文件在cygwin64终端和Windows 10下使用。

# the SOURCE definiton lets move your makefile to another position
CONFIG          = LIBRARY

# set pathes to the correct directories
SRC_DIR         = ../../../../source/Lib/TLibCommon
INC_DIR         = ../../../../source/Lib
LIB_DIR         = ../../../../lib
BIN_DIR         = ../../../../bin

SRC_DIR1        = ../../../../source/Lib/libmd5
SRC_DIR2        =
SRC_DIR3        =
SRC_DIR4        =


USER_INC_DIRS   = -I$(SRC_DIR)
USER_LIB_DIRS   =

ifeq ($(HIGHBITDEPTH), 1)
HBD=HighBitDepth
else
HBD=
endif

# intermediate directory for object files
OBJ_DIR         = ./objects$(HBD)

# the library name
PRJ_NAME        = TLibCommon$(HBD)

# version information
MAJOR_VER       = 0
MINOR_VER       = 1
VER             = $(MAJOR_VER).$(MINOR_VER)

# defines to set
DEFS            = -DMSYS_LINUX

# set objects
OBJS            = \
            $(OBJ_DIR)/Debug.o \
            $(OBJ_DIR)/TComPicYuv.o \
            $(OBJ_DIR)/TComYuv.o \
            $(OBJ_DIR)/ContextModel.o \
            $(OBJ_DIR)/ContextModel3DBuffer.o \
            $(OBJ_DIR)/SEI.o \
            $(OBJ_DIR)/TComCABACTables.o \
            $(OBJ_DIR)/TComSampleAdaptiveOffset.o \
            $(OBJ_DIR)/TComBitStream.o \
            $(OBJ_DIR)/TComChromaFormat.o \
            $(OBJ_DIR)/TComDataCU.o \
            $(OBJ_DIR)/TComLoopFilter.o \
            $(OBJ_DIR)/TComMotionInfo.o \
            $(OBJ_DIR)/TComPattern.o \
            $(OBJ_DIR)/TComPic.o \
            $(OBJ_DIR)/TComPicSym.o \
            $(OBJ_DIR)/TComPicYuvMD5.o \
            $(OBJ_DIR)/TComPrediction.o \
            $(OBJ_DIR)/TComRdCost.o \
            $(OBJ_DIR)/TComRom.o \
            $(OBJ_DIR)/TComSlice.o \
            $(OBJ_DIR)/TComTrQuant.o \
            $(OBJ_DIR)/TComTU.o \
            $(OBJ_DIR)/TComInterpolationFilter.o \
            $(OBJ_DIR)/libmd5.o \
            $(OBJ_DIR)/TComWeightPrediction.o \
            $(OBJ_DIR)/TComRdCostWeightPrediction.o \

LIBS                = -lpthread

DEBUG_LIBS          =
RELEASE_LIBS        =

STAT_LIBS           =
DYN_LIBS            = -ldl

# the libraries to link with
STAT_DEBUG_LIBS     =
STAT_RELEASE_LIBS   =
DYN_DEBUG_LIBS      =
DYN_RELEASE_LIBS    =

# name of the base makefile
MAKE_FILE_NAME      = ../../common/makefile.base

# include the base makefile
include $(MAKE_FILE_NAME)