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cmake: Fix generation of version.cpp

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This commit is contained in:
Nathan Dorfman 2019-10-23 14:54:00 -06:00
parent 4233d88341
commit 56895ee07a
2 changed files with 46 additions and 42 deletions
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68
cmake/GenVersion.cmake → cmake/GitVersion.cmake
View file

@ -29,40 +29,46 @@
# Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
# Check what commit we're on
execute_process(COMMAND "${GIT}" rev-parse --short=9 HEAD RESULT_VARIABLE RET OUTPUT_VARIABLE COMMIT OUTPUT_STRIP_TRAILING_WHITESPACE)
if(RET)
# Something went wrong, set the version tag to -unknown
message(WARNING "Cannot determine current commit. Make sure that you are building either from a Git working tree or from a source archive.")
set(VERSIONTAG "unknown")
set(VERSION_IS_RELEASE "false")
configure_file("src/version.cpp.in" "${TO}")
else()
string(SUBSTRING ${COMMIT} 0 9 COMMIT)
message(STATUS "You are currently on commit ${COMMIT}")
# Get all the tags
execute_process(COMMAND "${GIT}" rev-list --tags --max-count=1 --abbrev-commit RESULT_VARIABLE RET OUTPUT_VARIABLE TAGGEDCOMMIT OUTPUT_STRIP_TRAILING_WHITESPACE)
if(NOT TAGGEDCOMMIT)
message(WARNING "Cannot determine most recent tag. Make sure that you are building either from a Git working tree or from a source archive.")
set(VERSIONTAG "${COMMIT}")
function (get_version_tag_from_git GIT)
execute_process(COMMAND "${GIT}" rev-parse --short=9 HEAD
RESULT_VARIABLE RET
OUTPUT_VARIABLE COMMIT
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(RET)
# Something went wrong, set the version tag to -unknown
message(WARNING "Cannot determine current commit. Make sure that you are building either from a Git working tree or from a source archive.")
set(VERSIONTAG "unknown")
set(VERSION_IS_RELEASE "false")
else()
message(STATUS "The most recent tag was at ${TAGGEDCOMMIT}")
# Check if we're building that tagged commit or a different one
if(COMMIT STREQUAL TAGGEDCOMMIT)
message(STATUS "You are building a tagged release")
set(VERSIONTAG "release")
set(VERSION_IS_RELEASE "true")
else()
message(STATUS "You are ahead of or behind a tagged release")
string(SUBSTRING ${COMMIT} 0 9 COMMIT)
message(STATUS "You are currently on commit ${COMMIT}")
# Get all the tags
execute_process(COMMAND "${GIT}" rev-list --tags --max-count=1 --abbrev-commit RESULT_VARIABLE RET OUTPUT_VARIABLE TAGGEDCOMMIT OUTPUT_STRIP_TRAILING_WHITESPACE)
if(NOT TAGGEDCOMMIT)
message(WARNING "Cannot determine most recent tag. Make sure that you are building either from a Git working tree or from a source archive.")
set(VERSIONTAG "${COMMIT}")
set(VERSION_IS_RELEASE "false")
endif()
endif()
else()
message(STATUS "The most recent tag was at ${TAGGEDCOMMIT}")
configure_file("src/version.cpp.in" "${TO}")
endif()
# Check if we're building that tagged commit or a different one
if(COMMIT STREQUAL TAGGEDCOMMIT)
message(STATUS "You are building a tagged release")
set(VERSIONTAG "release")
set(VERSION_IS_RELEASE "true")
else()
message(STATUS "You are ahead of or behind a tagged release")
set(VERSIONTAG "${COMMIT}")
set(VERSION_IS_RELEASE "false")
endif()
endif()
endif()
set(VERSIONTAG "${VERSIONTAG}" PARENT_SCOPE)
set(VERSION_IS_RELEASE "${VERSION_IS_RELEASE}" PARENT_SCOPE)
endfunction()

20
cmake/Version.cmake
View file

@ -26,27 +26,25 @@
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
function (write_static_version_header hash)
set(VERSIONTAG "${hash}")
function (write_version tag)
set(VERSIONTAG "${tag}" CACHE STRING "The tag portion of the Monero software version" FORCE)
configure_file("${CMAKE_SOURCE_DIR}/src/version.cpp.in" "${CMAKE_BINARY_DIR}/version.cpp")
endfunction ()
find_package(Git QUIET)
if ("$Format:$" STREQUAL "")
# We're in a tarball; use hard-coded variables.
write_static_version_header("release")
set(VERSION_IS_RELEASE "true")
write_version("release")
elseif (GIT_FOUND OR Git_FOUND)
message(STATUS "Found Git: ${GIT_EXECUTABLE}")
add_custom_command(
OUTPUT "${CMAKE_BINARY_DIR}/version.cpp"
COMMAND "${CMAKE_COMMAND}"
"-D" "GIT=${GIT_EXECUTABLE}"
"-D" "TO=${CMAKE_BINARY_DIR}/version.cpp"
"-P" "cmake/GenVersion.cmake"
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}")
include(GitVersion)
get_version_tag_from_git("${GIT_EXECUTABLE}")
write_version("${VERSIONTAG}")
else()
message(STATUS "WARNING: Git was not found!")
write_static_version_header("unknown")
set(VERSION_IS_RELEASE "false")
write_version("unknown")
endif ()
add_custom_target(genversion ALL
DEPENDS "${CMAKE_BINARY_DIR}/version.cpp")