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CMake: New option BUILD_SHARED_AND_STATIC_LIBS

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This commit is contained in:
Max Bruckner 2017-06-07 00:15:23 +02:00
parent 45e1278acb
commit 04e27dc8c5
2 changed files with 29 additions and 3 deletions
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31
CMakeLists.txt
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@ -103,7 +103,17 @@ set(CJSON_LIB cjson)
file(GLOB HEADERS cJSON.h)
set(SOURCES cJSON.c)
add_library("${CJSON_LIB}" "${HEADERS}" "${SOURCES}")
option(BUILD_SHARED_AND_STATIC_LIBS "Build both shared and static libraries" Off)
if (NOT BUILD_SHARED_AND_STATIC_LIBS)
add_library("${CJSON_LIB}" "${HEADERS}" "${SOURCES}")
else()
# See https://cmake.org/Wiki/CMake_FAQ#How_do_I_make_my_shared_and_static_libraries_have_the_same_root_name.2C_but_different_suffixes.3F
add_library("${CJSON_LIB}" SHARED "${HEADERS}" "${SOURCES}")
add_library("${CJSON_LIB}-static" STATIC "${HEADERS}" "${SOURCES}")
set_target_properties("${CJSON_LIB}-static" PROPERTIES OUTPUT_NAME "${CJSON_LIB}")
set_target_properties("${CJSON_LIB}-static" PROPERTIES PREFIX "lib")
endif()
if (NOT WIN32)
target_link_libraries("${CJSON_LIB}" m)
endif()
@ -114,6 +124,9 @@ configure_file("${CMAKE_CURRENT_SOURCE_DIR}/library_config/libcjson.pc.in"
install(FILES cJSON.h DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/cjson")
install (FILES "${CMAKE_CURRENT_BINARY_DIR}/libcjson.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
install(TARGETS "${CJSON_LIB}" DESTINATION "${CMAKE_INSTALL_LIBDIR}" EXPORT "${CJSON_LIB}")
if (BUILD_SHARED_AND_STATIC_LIBS)
install(TARGETS "${CJSON_LIB}-static" DESTINATION "${CMAKE_INSTALL_LIBDIR}")
endif()
if(ENABLE_TARGET_EXPORT)
# export library information for CMake projects
install(EXPORT "${CJSON_LIB}" DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/cJSON")
@ -132,13 +145,25 @@ if(ENABLE_CJSON_UTILS)
file(GLOB HEADERS_UTILS cJSON_Utils.h)
set(SOURCES_UTILS cJSON_Utils.c)
add_library("${CJSON_UTILS_LIB}" "${HEADERS_UTILS}" "${SOURCES_UTILS}")
target_link_libraries("${CJSON_UTILS_LIB}" "${CJSON_LIB}")
if (NOT BUILD_SHARED_AND_STATIC_LIBS)
add_library("${CJSON_UTILS_LIB}" "${HEADERS_UTILS}" "${SOURCES_UTILS}")
target_link_libraries("${CJSON_UTILS_LIB}" "${CJSON_LIB}")
else()
add_library("${CJSON_UTILS_LIB}" SHARED "${HEADERS_UTILS}" "${SOURCES_UTILS}")
target_link_libraries("${CJSON_UTILS_LIB}" "${CJSON_LIB}")
add_library("${CJSON_UTILS_LIB}-static" STATIC "${HEADERS_UTILS}" "${SOURCES_UTILS}")
target_link_libraries("${CJSON_UTILS_LIB}-static" "${CJSON_LIB}-static")
set_target_properties("${CJSON_UTILS_LIB}-static" PROPERTIES OUTPUT_NAME "${CJSON_UTILS_LIB}")
set_target_properties("${CJSON_UTILS_LIB}-static" PROPERTIES PREFIX "lib")
endif()
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/library_config/libcjson_utils.pc.in"
"${CMAKE_CURRENT_BINARY_DIR}/libcjson_utils.pc" @ONLY)
install(TARGETS "${CJSON_UTILS_LIB}" DESTINATION "${CMAKE_INSTALL_LIBDIR}" EXPORT "${CJSON_UTILS_LIB}")
if (BUILD_SHARED_AND_STATIC_LIBS)
install(TARGETS "${CJSON_UTILS_LIB}-static" DESTINATION "${CMAKE_INSTALL_LIBDIR}")
endif()
install(FILES cJSON_Utils.h DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/cjson")
install (FILES "${CMAKE_CURRENT_BINARY_DIR}/libcjson_utils.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
if(ENABLE_TARGET_EXPORT)

1
README.md
View File

@ -89,6 +89,7 @@ You can change the build process with a list of different options that you can p
* `-DENABLE_VALGRIND=On`: Run tests with [valgrind](http://valgrind.org). (off by default)
* `-DENABLE_SANITIZERS=On`: Compile cJSON with [AddressSanitizer](https://github.com/google/sanitizers/wiki/AddressSanitizer) and [UndefinedBehaviorSanitizer](https://clang.llvm.org/docs/UndefinedBehaviorSanitizer.html) enabled (if possible). (off by default)
* `-DBUILD_SHARED_LIBS=On`: Build the shared libraries. (on by default)
* `-DBUILD_SHARED_AND_STATIC_LIBS=On`: Build both shared and static libraries. (off by default)
* `-DCMAKE_INSTALL_PREFIX=/usr`: Set a prefix for the installation.
If you are packaging cJSON for a distribution of Linux, you would probably take these steps for example: