diff options
Diffstat (limited to 'cmake/genrev.cmake')
| -rw-r--r-- | cmake/genrev.cmake | 78 |
1 files changed, 20 insertions, 58 deletions
diff --git a/cmake/genrev.cmake b/cmake/genrev.cmake index 86acc6df22f..35f1a7a11ed 100644 --- a/cmake/genrev.cmake +++ b/cmake/genrev.cmake @@ -8,59 +8,22 @@ # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -include(${CMAKE_SOURCE_DIR}/cmake/macros/EnsureVersion.cmake) +# User has manually chosen to ignore the git-tests, so throw them a warning. +# This is done EACH compile so they can be alerted about the consequences. -# User has manually chosen to ignore the git-tests, so we create an arbitrary string for the revisionhash/date as well -if(DISABLEGITCHECK) - message(STATUS " - By choosing the DISABLEGITCHECK option, you waive all rights for support, and accept - that any or all requests for assistance by you to core developers will be rejected. - - You, as user, take full responsibility for issues, problems etc that might arise - from using the core, as we we can not properly detect what codebase you're using. - - We remind you that you need to use the repository and a proper version of git for - the revision/hash to work, and thus get our support if the need arises. - ") +if(NOT BUILDDIR) + # Workaround for funny MSVC behaviour - this segment only run during compile + set(NO_GIT ${WITHOUT_GIT}) + set(GIT_EXEC ${GIT_EXECUTABLE}) + set(BUILDDIR ${CMAKE_BINARY_DIR}) +endif() - # Set an arbitrary date and hash, so we can match on that - set(rev_date "0000-00-00 00:00:00 +0000") - set(rev_hash "TC-COPY-WITH-NO-GIT-SUPPORT") +if(NO_GIT) + set(rev_date "1970-01-01 00:00:00 +0000") + set(rev_hash "Archived") else() - set(_REQUIRED_GIT_VERSION "1.7") - find_program(GIT_EXEC - NAMES - git git.cmd - HINTS - ENV PATH - DOC "Full path to git commandline client" - ) - MARK_AS_ADVANCED(GIT_EXEC) - - if(NOT GIT_EXEC) - message(FATAL_ERROR " - Git was NOT FOUND on your system - did you forget to install a recent version, or setting the path to it? - Observe that for revision hash/date to work you need at least version ${_REQUIRED_GIT_VERSION}") - else() - execute_process( - COMMAND "${GIT_EXEC}" --version - WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" - OUTPUT_VARIABLE _GIT_VERSION - ERROR_QUIET - ) - - # make sure we're using minimum the required version of git, so the "dirty-testing" will work properly - ensure_version( "${_REQUIRED_GIT_VERSION}" "${_GIT_VERSION}" _GIT_VERSION_OK) - - # throw an error if we don't have a recent enough version of git... - if(NOT _GIT_VERSION_OK) - message(FATAL_ERROR " - Git was found but is OUTDATED - did you forget to install a recent version, or setting the path to it? - Observe that for revision hash/date to work you need at least version ${_REQUIRED_GIT_VERSION}") - endif() - endif() - - if(_GIT_VERSION_OK) + if(GIT_EXEC) + # Create a revision-string that we can use execute_process( COMMAND "${GIT_EXEC}" describe --match init --dirty=+ --abbrev=12 WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" @@ -68,6 +31,8 @@ else() OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET ) + + # And grab the commits timestamp execute_process( COMMAND "${GIT_EXEC}" show -s --format=%ci WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" @@ -79,11 +44,13 @@ else() # Last minute check - ensure that we have a proper revision # If everything above fails (means the user has erased the git revision control directory or removed the origin/HEAD tag) + if(NOT rev_info) # No valid ways available to find/set the revision/hash, so let's force some defaults - message(STATUS "WARNING - Missing repository tags - you may need to pull tags with git fetch -t") - message(STATUS "WARNING - Continuing anyway - note that the versionstring will be set to 0000-00-00 00:00:00 (Archived)") - set(rev_date "0000-00-00 00:00:00 +0000") + message(STATUS " + Could not find a proper repository signature (hash) - you may need to pull tags with git fetch -t + Continuing anyway - note that the versionstring will be set to 1970-01-01 00:00:00 (Archived)") + set(rev_date "1970-01-01 00:00:00 +0000") set(rev_hash "Archived") else() # Extract information required to build a proper versionstring @@ -91,11 +58,6 @@ else() endif() endif() -# Its not set during initial run -if(NOT BUILDDIR) - set(BUILDDIR ${CMAKE_BINARY_DIR}) -endif() - # Create the actual revision.h file from the above params if(NOT "${rev_hash_cached}" MATCHES "${rev_hash}") configure_file( |