如何在linux中運行中定義lib的路徑在makefile裏面

場景：比如執行程序testlog需要用到liblog.so，但是testlog在運行當中提示找不到所需要的動態庫文件liblog.so(放在了/media/dc/mt_tmnl698/lib_zt目錄)

此時需要在編譯testlog時的makefile需要改進如下：紅色字體 定義運行時的路徑

TARGET_LIB_DIR  =/media/dc/mt_tmnl698/lib_zt

 

TARGET_SHARED_LIBS := -llog

TARGET_SHARED_LIBS    += -Wl,-rpath=$(strip $(TARGET_LIB_DIR))

 

HOST_NAME := win32
#ifndef MakeTool
#ifeq ($(target),ubuntu)
#include ../Makefile.tool.ubuntu 
#else
#ifeq ($(target),9g25)
#include ../Makefile.tool.9g25
#else
#ifeq ($(host),ubuntu)
#include ../Makefile.tool.ttu.ubuntu
#else
#include ../Makefile.tool.ttu.win32
#endif
#endif
#endif
#endif
#[Makefile.tool.ttu.win32,Makefile.tool.9g25,Makefile.tool.ubuntu]
include ../../../Makefile.tool
#include ../Makefile.tool.ubuntu
#include ../Makefile.tool.9g25

# current directory
CURDIR := $(shell pwd)
# build directory
ifndef BLDDIR
BLDDIR := $(CURDIR)/build
endif

TARGET_OUT_DIR := $(MT_RELEASE_BASE)/app/dc
TARGET_LIB_DIR  =/media/dc/mt_tmnl698/lib_zt

ifeq ($(findstring win32,$(HOST_NAME)),win32)
BLDDIR := $(subst /,\,$(BLDDIR))
TARGET_OUT_DIR := $(subst /,\,$(TARGET_OUT_DIR))
endif

# source directory--------------------------------------------[need modify]
SRCDIRS := ./src

# define souce file search directory
VPATH = $(SRCDIRS)

# define make output file directory
OUT_DIR:=$(BLDDIR)
#define .o file directory
OBJ_DIR:=$(BLDDIR)/$(shell basename $(CURDIR))_objs
OBJDIR := $(OBJ_DIR)
ifeq ($(findstring win32,$(HOST_NAME)),win32) 
OBJDIR := $(subst /,\,$(OBJ_DIR))
endif

#define module name-------------------------------------------[need modify]
TARGET_NAME := test_log$(TARGET_SUFFIX)

#define make target type:[program,arch,so]--------------------[need modify]
TARGET_FILES := program

PROGRAM := $(OUT_DIR)/$(TARGET_NAME)
ARCH := $(OUT_DIR)/lib$(TARGET_NAME).a
DYN_LIB := $(OUT_DIR)/lib$(TARGET_NAME).so

# define compile option----------------------------------------[need modify]
#CFLAGS := $(C_FLAGS)

ifeq ($(findstring so,$(TARGET_FILES)),so)
CFLAGS += -fpic
endif # endif{ifeq($findstring($(TARGET_TYPE),so),so)}

# define compile option generate .d file  
DEPENDFLAG := -MM

# define make arch files option
ARFLAGS := $(AR_FLAGS)

# define system shared lib directory
SYS_SO_DIR := $(foreach dir,$(LINUX_LIB_DIR),-L$(dir))

# target shared lib directory-------------------------------------[need modify]
TARGET_SHARED_DIR  := -L$(MT_LIB_RELEASE)/lib -L$(TARGET_OUT_DIR)
# link user shared lib------------------------------------------[need modify]
TARGET_SHARED_LIBS := -llog
TARGET_SHARED_LIBS    += -Wl,-rpath=$(strip $(TARGET_LIB_DIR))

# user include directory----------------------------------------[need modify]
TARGET_INC_DIR := -I./src -I./inc -I../include/inc_plat -I../include
# link user static lib------------------------------------------[need modify]
TARGET_STATIC_LIBS := 

CFLAGS += $(TARGET_INC_DIR)
TARGET_LD_FLAGS := $(TARGET_STATIC_LIBS) $(TARGET_SHARED_DIR) $(TARGET_SHARED_LIBS)
TARGET_LD_FLAGS += $(LDLIBS)

#source files
SRCS=$(foreach dir,$(SRCDIRS),$(wildcard $(dir)/*.c))

#obj files
OBJS=$(addprefix $(OBJ_DIR)/,$(notdir $(patsubst %.c,%.o,$(SRCS))))

#depend files=.d files
DEPENDS=$(addprefix $(OBJ_DIR)/,$(notdir $(patsubst %.c,%.d,$(SRCS))))

ifneq ($(findstring program,$(TARGET_FILES)),program)
PROGRAM :=
endif
ifneq ($(findstring so,$(TARGET_FILES)),so)
DYN_LIB :=
endif
ifneq ($(findstring arch,$(TARGET_FILES)),arch)
ARCH :=
endif

#target all
.PHONY:all
all:$(PROGRAM) $(ARCH) $(DYN_LIB)

#generate .d files
#$(DEPENDS):$(OBJ_DIR)/%.d:%.c
#    test -d $(BLDDIR) || mkdir $(BLDDIR)
#    test -d $(OBJDIR) || mkdir $(OBJDIR)
#    $(CC) $(DEPENDFLAG) $(CFLAGS) $< | \
#    sed "s?\\(.*\\):?$(addprefix $(OBJ_DIR)/,$(notdir $(basename $<))).o \
#    $(addprefix $(OBJ_DIR)/,$(notdir $(basename $<))).d :?g" \
#    > $@ || $(RM) $@

#compile source files
$(OBJS):$(OBJ_DIR)/%.o:%.c
    test -d $(BLDDIR) || mkdir $(BLDDIR)
    test -d $(OBJDIR) || mkdir $(OBJDIR)
    $(CC) -c $< -o $@ $(CFLAGS)

# make program
ifeq ($(findstring program,$(TARGET_FILES)),program)
$(PROGRAM): $(OBJS)
    $(CC) -o $@ $(filter %.o ,$+) $(TARGET_LD_FLAGS)
ifeq ($(findstring win32,$(HOST_NAME)),win32)
    $(COPY) $(subst /,\,$@) $(TARGET_OUT_DIR)
else
    $(COPY) $@ $(TARGET_OUT_DIR)
endif 
endif

# make sharelib .so
ifeq ($(findstring so,$(TARGET_FILES)),so)
$(DYN_LIB):$(OBJS)
    $(LD) -shared -o $@ $(filter %.o ,$+) -L$(LINUX_LIB_DIR)/../lib $(TARGET_LD_FLAGS)
ifeq ($(findstring win32,$(HOST_NAME)),win32)
    $(COPY) $(subst /,\,$@) $(TARGET_OUT_DIR)
    $(COPY) $(subst /,\,$@) ..\lib
    $(COPY) .\inc\*.h ..\include
else
    $(COPY) $@ .$(TARGET_OUT_DIR)
    $(COPY) $@ ../lib/
    $(COPY) ./inc/*.h ../include
endif 
endif

# make arch .a
ifeq ($(findstring arch,$(TARGET_FILES)),arch)
$(ARCH):$(OBJS)
    test -d $(BLDDIR) || mkdir $(BLDDIR)
    test -d $(OUT_DIR) || mkdir $(OUT_DIR)
    $(AR) $(ARFLAGS) $(ARCH) $(OBJS)
    $(RANLIB) $@
ifeq ($(findstring win32,$(HOST_NAME)),win32)
    $(COPY) $(subst /,\,$@) ..\lib
    $(COPY) .\inc\*.h ..\include
else
    $(COPY) $@ ../lib/
    $(COPY) ./inc/*.h ../include
endif 
endif

# include .d files
#include $(DEPENDS)

# make clean
.PHONY:clean
clean:
    $(RM) $(OBJS) $(DEPENDS)
ifeq ($(findstring program,$(TARGET_FILES)),program)
    $(RM) $(PROGRAM)
endif
ifeq ($(findstring so,$(TARGET_FILES)),so)
    $(RM) $(DYN_LIB)
endif
ifeq ($(findstring arch,$(TARGET_FILES)),arch)
    $(RM) $(ARCH)
endif