Michael Fabian 'Xaymar' Dirks
178 lines
6.1 KiB
CMake
178 lines
6.1 KiB
CMake
################################################################################
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# CMake Setup
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################################################################################
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cmake_minimum_required(VERSION 3.26...)
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project(BlitzLLVM)
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list(APPEND CMAKE_MESSAGE_INDENT "[${PROJECT_NAME}] ")
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# Module Search Paths
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list(APPEND CMAKE_MODULE_PATH
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake-clang"
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake-version"
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
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)
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# Include default modules
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#- Interprocedural optimizations
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include("CheckIPOSupported")
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#- CMake-based Versioning
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include("version")
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#- CMake-based Clang integration
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include("clang")
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SET_PROPERTY( GLOBAL PROPERTY USE_FOLDERS ON)
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################################################################################
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# Versioning
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################################################################################
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version(GENERATE _VERSION COMPRESSED MAJOR 0 MINOR 0 PATCH 0 TWEAK 0 REQUIRE "PATCH;")
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version(PARSE _VERSION "${_VERSION}" REQUIRE "PATCH;TWEAK")
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# If possible, automatically generate versions from git.
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if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/.git")
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find_program(GIT
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NAMES
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git
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git.exe
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)
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if(EXISTS "${GIT}")
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# Try and calculate the exist version using git.
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execute_process(COMMAND "${GIT}" describe --tags --long --abbrev=8 HEAD WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR} RESULT_VARIABLE GIT_RESULT OUTPUT_VARIABLE GIT_OUTPUT ERROR_VARIABLE GIT_ERROR OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
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if((GIT_RESULT EQUAL 0) AND (NOT "${GIT_OUTPUT}" STREQUAL ""))
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# Result will be MAJOR.MINOR.PATCH-TWEAK-gHASH
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string(REPLACE "-" ";" GIT_OUTPUT "${GIT_OUTPUT}")
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string(REPLACE "." ";" GIT_OUTPUT "${GIT_OUTPUT}")
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# Split into components
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list(GET GIT_OUTPUT 0 GIT_OUTPUT_MAJOR)
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list(GET GIT_OUTPUT 1 GIT_OUTPUT_MINOR)
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list(GET GIT_OUTPUT 2 GIT_OUTPUT_PATCH)
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list(GET GIT_OUTPUT 3 GIT_OUTPUT_TWEAK)
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list(GET GIT_OUTPUT 4 GIT_OUTPUT_BUILD)
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# Special case: Tag contains prerelease
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if(GIT_OUTPUT_PATCH MATCHES "([0-9]+)([a-zA-Z]+)([0-9]*)")
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# Patch requires special parsing.
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set(GIT_OUTPUT_PATCH "${CMAKE_MATCH_1}")
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if(CMAKE_MATCH_3 GREATER 0)
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set(GIT_OUTPUT_PRERELEASE "${CMAKE_MATCH_2}")
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else()
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set(GIT_OUTPUT_PRERELEASE "a")
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endif()
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MATH(EXPR GIT_OUTPUT_TWEAK "${GIT_OUTPUT_TWEAK} + ${CMAKE_MATCH_3}")
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# Modify the global version
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version(MODIFY _VERSION "${_VERSION}" COMPRESS
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MAJOR "${GIT_OUTPUT_MAJOR}"
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MINOR "${GIT_OUTPUT_MINOR}"
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PATCH "${GIT_OUTPUT_PATCH}"
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TWEAK "${GIT_OUTPUT_TWEAK}"
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BUILD "${GIT_OUTPUT_BUILD}"
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PRERELEASE "${GIT_OUTPUT_PRERELEASE}"
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REQUIRE "PATCH;TWEAK"
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)
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else()
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# Modify the global version
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version(MODIFY _VERSION "${_VERSION}" COMPRESS
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MAJOR "${GIT_OUTPUT_MAJOR}"
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MINOR "${GIT_OUTPUT_MINOR}"
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PATCH "${GIT_OUTPUT_PATCH}"
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TWEAK "${GIT_OUTPUT_TWEAK}"
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BUILD "${GIT_OUTPUT_BUILD}"
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PRERELEASE "a"
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REQUIRE "PATCH;TWEAK"
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)
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endif()
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else()
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execute_process(COMMAND "${GIT}" rev-list --count HEAD WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR} RESULT_VARIABLE GIT_RESULT OUTPUT_VARIABLE GIT_OUTPUT ERROR_VARIABLE GIT_ERROR OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
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if((GIT_RESULT EQUAL 0) AND (NOT "${GIT_OUTPUT}" STREQUAL ""))
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version(MODIFY _VERSION "${_VERSION}" COMPRESS
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TWEAK "${GIT_OUTPUT}"
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PRERELEASE "a"
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REQUIRE "PATCH;TWEAK"
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)
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# Determine the build using git.
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execute_process(COMMAND "${GIT}" log -1 "--pretty=format:g%h" --abbrev=8 HEAD WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR} RESULT_VARIABLE GIT_RESULT OUTPUT_VARIABLE GIT_OUTPUT ERROR_VARIABLE GIT_ERROR OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
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if((GIT_RESULT EQUAL 0) AND (NOT "${GIT_OUTPUT}" STREQUAL ""))
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version(MODIFY _VERSION "${_VERSION}" COMPRESS
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BUILD "${GIT_OUTPUT}"
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REQUIRE "PATCH;TWEAK"
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)
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else()
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message(WARNING "Failed to detect build version with 'git'.")
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endif()
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else()
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message(WARNING "Failed to automatically detect version with 'git'.")
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endif()
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endif()
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else()
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message(WARNING "'git' not found, automatic version detection disabled.")
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endif()
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else()
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message(STATUS "Not a git repository, automatic version detection disabled.")
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endif()
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# Allow manual overrides of the detected version.
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if(${PREFIX}VERSION)
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version(PARSE _VERSION_CFG "${${PREFIX}VERSION}" REQUIRE "PATCH;TWEAK")
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if("${_VERSION_CFG_BUILD}" STREQUAL "")
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set(_VERSION_CFG_BUILD "${_VERSION_BUILD}")
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endif()
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version(GENERATE _VERSION COMPRESS
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MAJOR "${_VERSION_CFG_MAJOR}"
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MINOR "${_VERSION_CFG_MINOR}"
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PATCH "${_VERSION_CFG_PATCH}"
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TWEAK "${_VERSION_CFG_TWEAK}"
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PRERELEASE "${_VERSION_CFG_PRERELEASE}"
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BUILD "${_VERSION_CFG_BUILD}"
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)
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endif()
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# Fix up missing parts of the Version
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version(PARSE _VERSION "${_VERSION}" REQUIRE "PATCH;TWEAK")
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set(_VERSION_THIN "${_VERSION_MAJOR}.${_VERSION_MINOR}.${_VERSION_PATCH}")
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if(NOT (_VERSION_PRERELEASE STREQUAL ""))
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set(_VERSION_THIN "${_VERSION_THIN}${_VERSION_PRERELEASE}${_VERSION_TWEAK}")
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endif()
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if(NOT (VERSION_COMMIT STREQUAL ""))
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set(_VERSION_THIN "${_VERSION_THIN}-${_VERSION_BUILD}")
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endif()
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# Parse & Log the detected version.
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message(STATUS "Version ${_VERSION_THIN}")
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################################################################################
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# Project
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################################################################################
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# Metadata
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version(GENERATE PROJECT_VERSION
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MAJOR "${_VERSION_MAJOR}"
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MINOR "${_VERSION_MINOR}"
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PATCH "${_VERSION_PATCH}"
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TWEAK "${_VERSION_TWEAK}"
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REQUIRE "PATCH;TWEAK"
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)
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project(
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${PROJECT_NAME}
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VERSION ${PROJECT_VERSION}
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)
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set(PROJECT_IDENTIFER "com.xaymar.BlitzLLVM")
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set(PROJECT_TITLE "BlitzLLVM")
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set(PROJECT_AUTHORS "See AUTHORS file")
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set(PROJECT_COPYRIGHT "All Rights Reserved. See LICENSE file for more information")
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set(PROJECT_TRADEMARKS "")
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################################################################################
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# Sub-projects
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################################################################################
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ADD_SUBDIRECTORY("code_compiler")
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