77 lines
3.9 KiB
CMake
77 lines
3.9 KiB
CMake
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# Ceres Solver - A fast non-linear least squares minimizer
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# Copyright 2015 Google Inc. All rights reserved.
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# http://ceres-solver.org/
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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# * Neither the name of Google Inc. nor the names of its contributors may be
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# used to endorse or promote products derived from this software without
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# specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: keir@google.com (Keir Mierle)
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# alexs.mac@gmail.com (Alex Stewart)
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# Set up the git hook to make Gerrit Change-Id: lines in commit messages.
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function(ADD_GERRIT_COMMIT_HOOK)
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unset (LOCAL_GIT_DIRECTORY)
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if (EXISTS ${CMAKE_SOURCE_DIR}/.git)
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if (IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
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# .git directory can be found on Unix based system, or on Windows with
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# Git Bash (shipped with msysgit).
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set (LOCAL_GIT_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
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else(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
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# .git is a file, this means Ceres is a git submodule of another project
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# and our .git file contains the path to the git directory which manages
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# Ceres, so we should add the gerrit hook there.
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file(READ ${CMAKE_SOURCE_DIR}/.git GIT_SUBMODULE_FILE_CONTENTS)
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# Strip any trailing newline characters, s/t we get a valid path.
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string(REGEX REPLACE "gitdir:[ ]*([^$].*)[\n].*" "${CMAKE_SOURCE_DIR}/\\1"
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GIT_SUBMODULE_GIT_DIRECTORY_PATH "${GIT_SUBMODULE_FILE_CONTENTS}")
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get_filename_component(GIT_SUBMODULE_GIT_DIRECTORY_PATH
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"${GIT_SUBMODULE_GIT_DIRECTORY_PATH}" ABSOLUTE)
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if (EXISTS ${GIT_SUBMODULE_GIT_DIRECTORY_PATH}
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AND IS_DIRECTORY ${GIT_SUBMODULE_GIT_DIRECTORY_PATH})
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set(LOCAL_GIT_DIRECTORY "${GIT_SUBMODULE_GIT_DIRECTORY_PATH}")
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endif()
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endif()
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else (EXISTS ${CMAKE_SOURCE_DIR}/.git)
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# TODO(keir) Add proper Windows support.
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endif (EXISTS ${CMAKE_SOURCE_DIR}/.git)
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if (EXISTS ${LOCAL_GIT_DIRECTORY})
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if (NOT EXISTS ${LOCAL_GIT_DIRECTORY}/hooks/commit-msg)
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message(STATUS "Detected Ceres being used as a git submodule, adding "
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"commit hook for Gerrit to: ${LOCAL_GIT_DIRECTORY}")
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# Download the hook only if it is not already present.
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file(DOWNLOAD https://ceres-solver-review.googlesource.com/tools/hooks/commit-msg
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${CMAKE_BINARY_DIR}/commit-msg)
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# Make the downloaded file executable, since it is not by default.
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file(COPY ${CMAKE_BINARY_DIR}/commit-msg
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DESTINATION ${LOCAL_GIT_DIRECTORY}/hooks/
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FILE_PERMISSIONS
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OWNER_READ OWNER_WRITE OWNER_EXECUTE
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GROUP_READ GROUP_WRITE GROUP_EXECUTE
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WORLD_READ WORLD_EXECUTE)
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endif (NOT EXISTS ${LOCAL_GIT_DIRECTORY}/hooks/commit-msg)
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endif (EXISTS ${LOCAL_GIT_DIRECTORY})
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endfunction()
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