CMake使用总结

./a.cpp
./b.cpp

./include/common.h
./include/defines.h

./other/c.cpp
./other/d.cpp

./lib/libB.a
./lib/libBd.a
./lib/libA.so
./lib/libAd.so
./lib/libB.so
./lib/libBd.so
./lib/libC.so
./lib/libCd.so

cmake_minimum_required(VERSION 2.8)
project(helloworld)

set(CMAKE_VERBOSE_MAKEFILE on)
set(CMAKE_CXX_COMPILER "g++")
set(CMAKE_CXX_FLAGS "-Wall")
set(CMAKE_CXX_FLAGS_DEBUG "-g3")
set(CMAKE_CXX_FLAGS_RELEASE "-O2")
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin)

aux_source_directory(./ SRC_LIST)
aux_source_directory(./other OTHER_SRC_LIST)
list(APPEND SRC_LIST ${OTHER_SRC_LIST})

include_directories(${PROJECT_SOURCE_DIR}/include)
link_directories(${PROJECT_SOURCE_DIR}/lib)

if(${CMAKE_BUILD_TYPE} MATCHES "debug")
    add_executable(hellod ${SRC_LIST})
    target_link_libraries(hellod Ad Bd.a Cd.so)
else()
    add_executable(hello ${SRC_LIST})
    target_link_libraries(hello A B.a C.so)
endif()

cmake -DMY_VAR=hello .

message(${MY_VAR})

set(CMAKE_CXX_FLAGS_RELEASE "-O2")

cmake -DCMAKE_BUILD_TYPE=Release

cmake_minimum_required(VERSION 2.8)

project(helloworld)

aux_source_directory(. SRC_LIST)

file(GLOB CMAKE_FILES "src/cmake*")

file(GLOB_RECURSE CMAKE_FILES "src/cmake*")

set(MY_GREETINGS "hello world")

include_directories(
    ./include
    ./abc
)

link_directories(
    ./lib
)

add_executable(hello ${SRC_LIST})

add_library(hello STATIC ${SRC_LIST})

add_library(hello SHARED ${SRC_LIST})

target_link_libraries(hello A B.a C.so)

target_link_libraryies(hello A -Wl,--whole-archive B.a -Wl,--no-whole-archive C.so)

add_custom_command(
    OUTPUT ./hello/a.txt
    COMMAND mkdir -p ./hello 
            cp a.txt ./hello
    DEPENDS a.txt
)
add_custom_target(whatever DEPENDS ./hello/a.txt)

add_executable(demo ${SRC_LIST})
add_dependencies(demo whatever)

include(/path/to/another/CMakeLists.txt)

if(${CMAKE_BUILD_TYPE} MATCHES "debug")
    ...
else()
    ...
endif()

list(APPEND SRC_LIST 
    a.cpp
    b.cpp
)

list(REMOVE_ITEM SRC_LIST
    a.cpp
)

cmake_minimum_required(VERSION 2.6)
project(protobuf-demo)

# compile proto files
set(PROTO_IN  news.proto)
set(PROTO_SRC news.pb.cc)
set(PROTO_OUT news.pb.h news.pb.cc proto/)

add_custom_command(
    OUTPUT ${PROTO_OUT}
    COMMAND protoc --cpp_out . --java_out . ${PROTO_IN}
    DEPENDS ${PROTO_IN}
)
add_custom_target(proto DEPENDS ${PROTO_OUT})

aux_source_directory(. SRC_LIST)
list(APPEND SRC_LIST
    ${PROTO_SRC}
)

set(CMAKE_CXX_COMPILER "g++")
set(CMAKE_CXX_FLAGS "-Wall")
set(CMAKE_VERBOSE_MAKEFILE on)

add_executable(demo ${SRC_LIST})
add_dependencies(demo proto)
target_link_libraries(demo protobuf)