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Merge pull request #1475 from hjmjohnson/cmake-version-setting

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Cmake version setting
This commit is contained in:
Yann Collet 2018-12-30 21:11:39 -08:00 committed by GitHub
commit 282000d88b
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3 changed files with 45 additions and 13 deletions
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43
build/cmake/CMakeLists.txt
View File

@ -7,10 +7,48 @@
# in the COPYING file in the root directory of this source tree).
# ################################################################
cmake_minimum_required(VERSION 2.8.9)
cmake_minimum_required(VERSION 2.8.9 FATAL_ERROR)
# As of 2018-12-26 ZSTD has been validated to build with cmake version 3.13.2 new policies.
# Set and use the newest cmake policies that are validated to work
set(ZSTD_MAX_VALIDATED_CMAKE_VERSION "3.13.2")
if("${CMAKE_MAJOR_VERSION}" LESS 3) # Cmake version 2 does not understand the VERSION_LESS_EQUAL operator
set(ZSTD_CMAKE_POLICY_VERSION "${CMAKE_VERSION}")
else()
if("${CMAKE_VERSION}" VERSION_LESS_EQUAL "${ZSTD_MAX_VALIDATED_CMAKE_VERSION}")
set(ZSTD_CMAKE_POLICY_VERSION "${CMAKE_VERSION}")
else()
set(ZSTD_CMAKE_POLICY_VERSION "${ZSTD_MAX_VALIDATED_CMAKE_VERSION}")
endif()
endif()
cmake_policy(VERSION ${ZSTD_CMAKE_POLICY_VERSION})
project(zstd)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
set(ZSTD_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../..")
set(LIBRARY_DIR ${ZSTD_SOURCE_DIR}/lib)
# Parse version
include(GetZstdLibraryVersion)
GetZstdLibraryVersion(${LIBRARY_DIR}/zstd.h zstd_VERSION_MAJOR zstd_VERSION_MINOR zstd_VERSION_PATCH)
if( CMAKE_MAJOR_VERSION LESS 3 )
## Provide cmake 3+ behavior for older versions of cmake
project(zstd)
set(PROJECT_VERSION_MAJOR ${zstd_VERSION_MAJOR})
set(PROJECT_VERSION_MINOR ${zstd_VERSION_MINOR})
set(PROJECT_VERSION_PATCH ${zstd_VERSION_PATCH})
set(PROJECT_VERSION "${zstd_VERSION_MAJOR}.${zstd_VERSION_MINOR}.${zstd_VERSION_PATCH}")
enable_language(C) # Main library is in C
enable_language(CXX) # Testing contributed code also utilizes CXX
else()
project(zstd
VERSION "${zstd_VERSION_MAJOR}.${zstd_VERSION_MINOR}.${zstd_VERSION_PATCH}"
LANGUAGES C # Main library is in C
CXX # Testing contributed code also utilizes CXX
)
endif()
message(STATUS "ZSTD VERSION: ${zstd_VERSION}")
set(zstd_HOMEPAGE_URL "http://www.zstd.net")
set(zstd_DESCRIPTION "Zstandard is a real-time compression algorithm, providing high compression ratios.")
# Set a default build type if none was specified
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
@ -20,7 +58,6 @@ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
endif()
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
include(GNUInstallDirs)
#-----------------------------------------------------------------------------

5
build/cmake/CMakeModules/GetZstdLibraryVersion.cmake
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@ -1,9 +1,10 @@
function(GetZstdLibraryVersion _header _major _minor _release)
function(GetZstdLibraryVersion _header _major _minor _patch)
# Read file content
file(READ ${_header} CONTENT)
string(REGEX MATCH ".*define ZSTD_VERSION_MAJOR *([0-9]+).*define ZSTD_VERSION_MINOR *([0-9]+).*define ZSTD_VERSION_RELEASE *([0-9]+)" VERSION_REGEX "${CONTENT}")
set(${_major} ${CMAKE_MATCH_1} PARENT_SCOPE)
set(${_minor} ${CMAKE_MATCH_2} PARENT_SCOPE)
set(${_release} ${CMAKE_MATCH_3} PARENT_SCOPE)
set(${_patch} ${CMAKE_MATCH_3} PARENT_SCOPE)
endfunction()

10
build/cmake/lib/CMakeLists.txt
View File

@ -18,14 +18,8 @@ if(NOT ZSTD_BUILD_SHARED AND NOT ZSTD_BUILD_STATIC)
endif()
# Define library directory, where sources and header files are located
set(LIBRARY_DIR ${ZSTD_SOURCE_DIR}/lib)
include_directories(${LIBRARY_DIR} ${LIBRARY_DIR}/common)
# Parse version
include(GetZstdLibraryVersion)
GetZstdLibraryVersion(${LIBRARY_DIR}/zstd.h LIBVER_MAJOR LIBVER_MINOR LIBVER_RELEASE)
message(STATUS "ZSTD VERSION ${LIBVER_MAJOR}.${LIBVER_MINOR}.${LIBVER_RELEASE}")
set(Sources
${LIBRARY_DIR}/common/entropy_common.c
${LIBRARY_DIR}/common/fse_decompress.c
@ -155,7 +149,7 @@ if (ZSTD_BUILD_SHARED)
libzstd_shared
PROPERTIES
OUTPUT_NAME zstd
SOVERSION ${LIBVER_MAJOR}.${LIBVER_MINOR}.${LIBVER_RELEASE})
SOVERSION ${zstd_VERSION_MAJOR}.${zstd_VERSION_MINOR}.${zstd_VERSION_PATCH})
endif ()
if (ZSTD_BUILD_STATIC)
@ -170,7 +164,7 @@ if (UNIX)
set(PREFIX "${CMAKE_INSTALL_PREFIX}")
set(LIBDIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
set(INCLUDEDIR "${CMAKE_INSTALL_PREFIX}/include")
set(VERSION "${LIBVER_MAJOR}.${LIBVER_MINOR}.${LIBVER_RELEASE}")
set(VERSION "${zstd_VERSION_MAJOR}.${zstd_VERSION_MINOR}.${zstd_VERSION_PATCH}")
add_custom_target(libzstd.pc ALL
${CMAKE_COMMAND} -DIN="${LIBRARY_DIR}/libzstd.pc.in" -DOUT="libzstd.pc"
-DPREFIX="${PREFIX}" -DLIBDIR="${LIBDIR}" -DINCLUDEDIR="${INCLUDEDIR}" -DVERSION="${VERSION}"