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CMake: Refactor git-version.cmake

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Refactor git-version.cmake to define the RPCS3_GIT_VERSION,
RPCS3_GIT_BRANCH, and RPCS3_GIT_TAG variables, and move the generation
of git-version.h to a function (gen_git_version).
This commit is contained in:
Alex James 2019-02-13 14:06:19 -06:00 committed by Ani
parent c325534f07
commit 923700a167
3 changed files with 56 additions and 42 deletions
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2
README.md
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@ -85,7 +85,7 @@ If you're not using precompiled libs, build the projects in *__BUILD_BEFORE* fol
While still in the project root:
1) `cd .. && mkdir rpcs3_build && cd rpcs3_build`
2) `cmake ../rpcs3/ && make GitVersion && make`
2) `cmake ../rpcs3/ && make`
3) Run RPCS3 with `./bin/rpcs3`
When using GDB, configure it to ignore SIGSEGV signal (`handle SIGSEGV nostop noprint`).

6
rpcs3/CMakeLists.txt
View File

@ -3,9 +3,7 @@ cmake_minimum_required(VERSION 3.8.2)
include(cotire)
# Generate git-version.h at build time.
add_custom_target(GitVersion ALL
COMMAND ${CMAKE_COMMAND} -DSOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR}
-P ${CMAKE_CURRENT_SOURCE_DIR}/git-version.cmake)
include(${CMAKE_CURRENT_SOURCE_DIR}/git-version.cmake)
# Check for a sufficient compiler and set build options
include(ConfigureCompiler)
@ -54,7 +52,7 @@ else()
add_executable(rpcs3 ${RPCS3_SRC})
endif()
add_dependencies(rpcs3 GitVersion)
gen_git_version(${RPCS3_SRC_DIR})
set_target_properties(rpcs3
PROPERTIES
AUTOMOC ON

90
rpcs3/git-version.cmake
View File

@ -1,63 +1,79 @@
set(GIT_VERSION_FILE "${SOURCE_DIR}/git-version.h")
set(GIT_VERSION "unknown")
set(GIT_BRANCH "unknown")
set(GIT_VERSION_UPDATE "1")
set(RPCS3_GIT_VERSION "unknown")
set(RPCS3_GIT_BRANCH "unknown")
set(RPCS3_GIT_TAG "unknown")
find_package(Git)
if(GIT_FOUND AND EXISTS "${SOURCE_DIR}/../.git/")
if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git/")
execute_process(COMMAND ${GIT_EXECUTABLE} rev-list HEAD --count
WORKING_DIRECTORY ${SOURCE_DIR}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE GIT_VERSION)
OUTPUT_VARIABLE RPCS3_GIT_VERSION)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git rev-list failed, unable to include version.")
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --short=8 HEAD
WORKING_DIRECTORY ${SOURCE_DIR}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE GIT_VERSION_)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git rev-parse failed, unable to include version.")
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
WORKING_DIRECTORY ${SOURCE_DIR}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE GIT_BRANCH)
OUTPUT_VARIABLE RPCS3_GIT_BRANCH)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git rev-parse failed, unable to include git branch.")
endif()
string(STRIP ${GIT_VERSION} GIT_VERSION)
execute_process(COMMAND ${GIT_EXECUTABLE} describe --tags --abbrev=0
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE RPCS3_GIT_TAG)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git describe failed, unable to include git tag.")
endif()
string(STRIP ${RPCS3_GIT_VERSION} RPCS3_GIT_VERSION)
string(STRIP ${GIT_VERSION_} GIT_VERSION_)
string(STRIP ${GIT_VERSION}-${GIT_VERSION_} GIT_VERSION)
string(STRIP ${GIT_BRANCH} GIT_BRANCH)
message(STATUS "GIT_VERSION: " ${GIT_VERSION})
message(STATUS "GIT_BRANCH: " ${GIT_BRANCH})
string(STRIP ${RPCS3_GIT_VERSION}-${GIT_VERSION_} RPCS3_GIT_VERSION)
string(STRIP ${RPCS3_GIT_BRANCH} RPCS3_GIT_BRANCH)
string(STRIP ${RPCS3_GIT_TAG} RPCS3_GIT_TAG)
string(REPLACE "v" "" RPCS3_GIT_TAG ${RPCS3_GIT_TAG})
else()
message(WARNING "git not found, unable to include version.")
endif()
if(EXISTS ${GIT_VERSION_FILE})
# Don't update if marked not to update.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "RPCS3_GIT_VERSION_NO_UPDATE 1")
if(NOT "${match}" STREQUAL "")
set(GIT_VERSION_UPDATE "0")
function(gen_git_version rpcs3_src_dir)
set(GIT_VERSION_FILE "${rpcs3_src_dir}/git-version.h")
set(GIT_VERSION_UPDATE "1")
message(STATUS "RPCS3_GIT_VERSION: " ${RPCS3_GIT_VERSION})
message(STATUS "RPCS3_GIT_BRANCH: " ${RPCS3_GIT_BRANCH})
message(STATUS "RPCS3_GIT_TAG: " ${RPCS3_GIT_TAG})
if(EXISTS ${GIT_VERSION_FILE})
# Don't update if marked not to update.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "RPCS3_GIT_VERSION_NO_UPDATE 1")
if(NOT "${match}" STREQUAL "")
set(GIT_VERSION_UPDATE "0")
endif()
# Don't update if it's already the same.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "${GIT_VERSION}")
if(NOT "${match}" STREQUAL "")
set(GIT_VERSION_UPDATE "0")
endif()
endif()
# Don't update if it's already the same.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "${GIT_VERSION}")
if(NOT "${match}" STREQUAL "")
set(GIT_VERSION_UPDATE "0")
set(code_string "// This is a generated file.\n\n"
"#define RPCS3_GIT_VERSION \"${GIT_VERSION}\"\n"
"#define RPCS3_GIT_BRANCH \"${GIT_BRANCH}\"\n\n"
"// If you don't want this file to update/recompile, change to 1.\n"
"#define RPCS3_GIT_VERSION_NO_UPDATE 0\n")
if ("${GIT_VERSION_UPDATE}" EQUAL "1")
file(WRITE ${GIT_VERSION_FILE} ${code_string})
endif()
endif()
set(code_string "// This is a generated file.\n\n"
"#define RPCS3_GIT_VERSION \"${GIT_VERSION}\"\n"
"#define RPCS3_GIT_BRANCH \"${GIT_BRANCH}\"\n\n"
"// If you don't want this file to update/recompile, change to 1.\n"
"#define RPCS3_GIT_VERSION_NO_UPDATE 0\n")
if ("${GIT_VERSION_UPDATE}" EQUAL "1")
file(WRITE ${GIT_VERSION_FILE} ${code_string})
endif()
endfunction()