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Merge pull request #296 from mgorny/cmake-fixes

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Multiple CMake improvements
This commit is contained in:
Yann Collet 2017-01-03 00:35:42 +01:00 committed by GitHub
commit c18a81c02a
1 changed files with 52 additions and 13 deletions
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65
contrib/cmake_unofficial/CMakeLists.txt
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@ -65,6 +65,11 @@ endif(NOT LZ4_BUNDLED_MODE AND NOT CPack_CMake_INCLUDED)
# which case we always use static libraries.
include(CMakeDependentOption)
CMAKE_DEPENDENT_OPTION(BUILD_SHARED_LIBS "Build shared libraries" ON "NOT LZ4_BUNDLED_MODE" OFF)
CMAKE_DEPENDENT_OPTION(BUILD_STATIC_LIBS "Build static libraries" OFF "BUILD_SHARED_LIBS" ON)
if(NOT BUILD_SHARED_LIBS AND NOT BUILD_STATIC_LIBS)
message(FATAL_ERROR "Both BUILD_SHARED_LIBS and BUILD_STATIC_LIBS have been disabled")
endif()
set(LZ4_LIB_SOURCE_DIR "${LZ4_TOP_SOURCE_DIR}/lib")
set(LZ4_PROG_SOURCE_DIR "${LZ4_TOP_SOURCE_DIR}/programs")
@ -90,28 +95,41 @@ set(LZ4_CLI_SOURCES
# we're building a shared library this is ignored and PIC is always
# used.
option(LZ4_POSITION_INDEPENDENT_LIB "Use position independent code for static library (if applicable)" ON)
if(LZ4_POSITION_INDEPENDENT_LIB OR BUILD_SHARED_LIBS)
set(LZ4_POSITION_INDEPENDENT_CODE TRUE)
else()
set(LZ4_POSITION_INDEPENDENT_CODE FALSE)
endif()
# liblz4
add_library(lz4 ${LZ4_SOURCES})
set_target_properties(lz4 PROPERTIES
SOVERSION "${LZ4_VERSION_STRING}"
VERSION "${LZ4_VERSION_STRING}"
POSITION_INDEPENDENT_CODE ${LZ4_POSITION_INDEPENDENT_CODE})
set(LZ4_LIBRARIES_BUILT)
if(BUILD_SHARED_LIBS)
add_library(lz4_shared SHARED ${LZ4_SOURCES})
set_target_properties(lz4_shared PROPERTIES
OUTPUT_NAME lz4
SOVERSION "${LZ4_VERSION_MAJOR}"
VERSION "${LZ4_VERSION_STRING}")
list(APPEND LZ4_LIBRARIES_BUILT lz4_shared)
endif()
if(BUILD_STATIC_LIBS)
add_library(lz4_static STATIC ${LZ4_SOURCES})
set_target_properties(lz4_static PROPERTIES
OUTPUT_NAME lz4
POSITION_INDEPENDENT_CODE ${LZ4_POSITION_INDEPENDENT_LIB})
list(APPEND LZ4_LIBRARIES_BUILT lz4_static)
endif()
# link to shared whenever possible, to static otherwise
if(BUILD_SHARED_LIBS)
set(LZ4_LINK_LIBRARY lz4_shared)
else()
set(LZ4_LINK_LIBRARY lz4_static)
endif()
# lz4
add_executable(lz4cli ${LZ4_CLI_SOURCES})
set_target_properties(lz4cli PROPERTIES OUTPUT_NAME lz4)
target_link_libraries(lz4cli lz4)
target_link_libraries(lz4cli ${LZ4_LINK_LIBRARY})
# lz4c
add_executable(lz4c ${LZ4_CLI_SOURCES})
set_target_properties(lz4c PROPERTIES COMPILE_DEFINITIONS "ENABLE_LZ4C_LEGACY_OPTIONS")
target_link_libraries(lz4c lz4)
target_link_libraries(lz4c ${LZ4_LINK_LIBRARY})
# Extra warning flags
include (CheckCCompilerFlag)
@ -149,7 +167,7 @@ if(NOT LZ4_BUNDLED_MODE)
install(TARGETS lz4cli lz4c
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
install(TARGETS lz4
install(TARGETS ${LZ4_LIBRARIES_BUILT}
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}")
install(FILES
@ -157,8 +175,29 @@ if(NOT LZ4_BUNDLED_MODE)
"${LZ4_LIB_SOURCE_DIR}/lz4frame.h"
"${LZ4_LIB_SOURCE_DIR}/lz4hc.h"
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install(FILES "${LZ4_PROG_SOURCE_DIR}/lz4.1"
DESTINATION "${CMAKE_INSTALL_MANDIR}/man1")
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/liblz4.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
# install lz4cat and unlz4 symlinks on *nix
if(UNIX)
install(CODE "
foreach(f lz4cat unlz4)
set(dest \"\$ENV{DESTDIR}${CMAKE_INSTALL_FULL_BINDIR}/\${f}\")
message(STATUS \"Symlinking: \${dest} -> lz4\")
execute_process(
COMMAND \"${CMAKE_COMMAND}\" -E create_symlink lz4 \"\${dest}\")
endforeach()
")
# create manpage aliases
foreach(f lz4cat unlz4)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/${f}.1" ".so man1/lz4.1\n")
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${f}.1"
DESTINATION "${CMAKE_INSTALL_MANDIR}/man1")
endforeach()
endif(UNIX)
endif(NOT LZ4_BUNDLED_MODE)
# pkg-config