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Require commit ID and tag name via CMake vars if git is not found

On OBS for instance, cmake can be invoked like
cmake -DGIT_COMMIT=xxx -DGIT_TAG_NAME=xxx
to collect the required information.

Fixes #308
master
TheAssassin 6 years ago
parent
commit
b1565249a0
  1. 88
      CMakeLists.txt

88
CMakeLists.txt

@ -7,51 +7,59 @@ project(linuxdeployqt)
find_program(GIT git)
# make sure Git revision ID and latest tag is not stored in the CMake cache
# otherwise, one would have to reset the CMake cache on every new commit to make sure the Git commit ID is up to date
unset(GIT_COMMIT CACHE)
unset(GIT_LATEST_TAG CACHE)
if("${GIT}" STREQUAL "GIT-NOTFOUND")
message(FATAL_ERROR "Could not find git")
endif()
message(WARNING "Could not find git, commit and tag info cannot be updated")
# read Git revision ID and latest tag number
execute_process(
COMMAND "${GIT}" rev-parse --short HEAD
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_COMMIT
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_COMMIT_RESULT
)
if(NOT GIT_COMMIT_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git commit ID")
endif()
mark_as_advanced(GIT_COMMIT GIT_COMMIT_RESULT)
if(NOT GIT_COMMIT)
message(FATAL_ERROR "Commit ID not set, please call with -DGIT_COMMIT=...")
endif()
execute_process(
COMMAND "${GIT}" rev-list --tags --skip=1 --max-count=1
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_TAG_ID
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_TAG_ID_RESULT
)
if(NOT GIT_TAG_ID_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git tag ID")
endif()
mark_as_advanced(GIT_TAG_ID GIT_TAG_ID_RESULT)
if(NOT GIT_TAG_NAME)
message(FATAL_ERROR "Tag name not set, please call with -DGIT_TAG_NAME=...")
endif()
else()
# make sure Git revision ID and latest tag is not stored in the CMake cache
# otherwise, one would have to reset the CMake cache on every new commit to make sure the Git commit ID is up to date
unset(GIT_COMMIT CACHE)
unset(GIT_LATEST_TAG CACHE)
execute_process(
COMMAND "${GIT}" describe --tags ${GIT_TAG_ID} --abbrev=0
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_TAG_NAME
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_TAG_NAME_RESULT
)
if(NOT GIT_TAG_NAME_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git tag name")
# read Git revision ID and latest tag number
execute_process(
COMMAND "${GIT}" rev-parse --short HEAD
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_COMMIT
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_COMMIT_RESULT
)
if(NOT GIT_COMMIT_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git commit ID")
endif()
mark_as_advanced(GIT_COMMIT GIT_COMMIT_RESULT)
execute_process(
COMMAND "${GIT}" rev-list --tags --skip=1 --max-count=1
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_TAG_ID
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_TAG_ID_RESULT
)
if(NOT GIT_TAG_ID_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git tag ID")
endif()
mark_as_advanced(GIT_TAG_ID GIT_TAG_ID_RESULT)
execute_process(
COMMAND "${GIT}" describe --tags ${GIT_TAG_ID} --abbrev=0
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_TAG_NAME
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE GIT_TAG_NAME_RESULT
)
if(NOT GIT_TAG_NAME_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to determine git tag name")
endif()
mark_as_advanced(GIT_TAG_NAME GIT_TAG_NAME_RESULT)
endif()
mark_as_advanced(GIT_TAG_NAME GIT_TAG_NAME_RESULT)
# set version and build number
set(VERSION 1-alpha)

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