################################################################################ # # Program: 3D Slicer # # Copyright (c) Kitware Inc. # # See COPYRIGHT.txt # or http://www.slicer.org/copyright/copyright.txt for details. # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # This file was originally developed by Jean-Christophe Fillion-Robin, Kitware Inc. # and was partially funded by NIH grant 3P41RR013218-12S1 # # AG 2013-02-18: I got it from here # https://github.com/Slicer/Slicer/blob/master/CMake/FindGit.cmake # license is BSD # ################################################################################ # # The module defines the following variables: # GIT_EXECUTABLE - path to git command line client # GIT_FOUND - true if the command line client was found # # If the command line client executable is found the macro # GIT_WC_INFO( ) # is defined to extract information of a git working copy at # a given location. # # The macro defines the following variables: # _WC_REVISION_HASH - Current SHA1 hash # _WC_REVISION - Current SHA1 hash # _WC_REVISION_NAME - Name associated with _WC_REVISION_HASH # _WC_URL - output of command `git config --get remote.origin.url' # _WC_ROOT - Same value as working copy URL # _WC_GITSVN - Set to false # # ... and also the following ones if it's a git-svn repository: # _WC_GITSVN - Set to True if it is a # _WC_INFO - output of command `git svn info' # _WC_URL - url of the associated SVN repository # _WC_ROOT - root url of the associated SVN repository # _WC_REVISION - current SVN revision number # _WC_LAST_CHANGED_AUTHOR - author of last commit # _WC_LAST_CHANGED_DATE - date of last commit # _WC_LAST_CHANGED_REV - revision of last commit # _WC_LAST_CHANGED_LOG - last log of base revision # # Example usage: # find_package(Git) # if(GIT_FOUND) # GIT_WC_INFO(${PROJECT_SOURCE_DIR} Project) # message("Current revision is ${Project_WC_REVISION_HASH}") # message("git found: ${GIT_EXECUTABLE}") # endif() # # Look for 'git' or 'eg' (easy git) # set(git_names git eg) # Prefer .cmd variants on Windows unless running in a Makefile # in the MSYS shell. # if(WIN32) if(NOT CMAKE_GENERATOR MATCHES "MSYS") # Note: Due to a bug in 'git.cmd' preventing it from returning the exit code of 'git', # we excluded it from the list of executables to search. # See http://code.google.com/p/msysgit/issues/detail?id=428 # TODO Check if 'git' exists, get the associated version, if the corresponding version # is known to have a working version of 'git.cmd', use it. set(git_names git eg.cmd eg) endif() endif() find_program(GIT_EXECUTABLE ${git_names} PATHS "C:/Program Files/Git/bin" "C:/Program Files (x86)/Git/bin" DOC "git command line client") mark_as_advanced(GIT_EXECUTABLE) if(GIT_EXECUTABLE) macro(GIT_WC_INFO dir prefix) execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --verify -q --short=7 HEAD WORKING_DIRECTORY ${dir} ERROR_VARIABLE GIT_error OUTPUT_VARIABLE ${prefix}_WC_REVISION_HASH OUTPUT_STRIP_TRAILING_WHITESPACE) set(${prefix}_WC_REVISION ${${prefix}_WC_REVISION_HASH}) if(NOT ${GIT_error} EQUAL 0) message(SEND_ERROR "Command \"${GIT_EXECUTBALE} rev-parse --verify -q --short=7 HEAD\" in directory ${dir} failed with output:\n${GIT_error}") else(NOT ${GIT_error} EQUAL 0) execute_process(COMMAND ${GIT_EXECUTABLE} name-rev ${${prefix}_WC_REVISION_HASH} WORKING_DIRECTORY ${dir} OUTPUT_VARIABLE ${prefix}_WC_REVISION_NAME OUTPUT_STRIP_TRAILING_WHITESPACE) endif(NOT ${GIT_error} EQUAL 0) execute_process(COMMAND ${GIT_EXECUTABLE} config --get remote.origin.url WORKING_DIRECTORY ${dir} OUTPUT_VARIABLE ${prefix}_WC_URL OUTPUT_STRIP_TRAILING_WHITESPACE) set(${prefix}_WC_GITSVN False) # Check if this git is likely to be a git-svn repository execute_process(COMMAND ${GIT_EXECUTABLE} config --get-regexp "^svn-remote" WORKING_DIRECTORY ${dir} OUTPUT_VARIABLE git_config_output OUTPUT_STRIP_TRAILING_WHITESPACE ) if(NOT "${git_config_output}" STREQUAL "") # In case git-svn is used, attempt to extract svn info execute_process(COMMAND ${GIT_EXECUTABLE} svn info WORKING_DIRECTORY ${dir} TIMEOUT 3 ERROR_VARIABLE git_svn_info_error OUTPUT_VARIABLE ${prefix}_WC_INFO RESULT_VARIABLE git_svn_info_result OUTPUT_STRIP_TRAILING_WHITESPACE) if(${git_svn_info_result} EQUAL 0) set(${prefix}_WC_GITSVN True) string(REGEX REPLACE "^(.*\n)?URL: ([^\n]+).*" "\\2" ${prefix}_WC_URL "${${prefix}_WC_INFO}") string(REGEX REPLACE "^(.*\n)?Revision: ([^\n]+).*" "\\2" ${prefix}_WC_REVISION "${${prefix}_WC_INFO}") string(REGEX REPLACE "^(.*\n)?Repository Root: ([^\n]+).*" "\\2" ${prefix}_WC_ROOT "${${prefix}_WC_INFO}") string(REGEX REPLACE "^(.*\n)?Last Changed Author: ([^\n]+).*" "\\2" ${prefix}_WC_LAST_CHANGED_AUTHOR "${${prefix}_WC_INFO}") string(REGEX REPLACE "^(.*\n)?Last Changed Rev: ([^\n]+).*" "\\2" ${prefix}_WC_LAST_CHANGED_REV "${${prefix}_WC_INFO}") string(REGEX REPLACE "^(.*\n)?Last Changed Date: ([^\n]+).*" "\\2" ${prefix}_WC_LAST_CHANGED_DATE "${${prefix}_WC_INFO}") endif(${git_svn_info_result} EQUAL 0) endif(NOT "${git_config_output}" STREQUAL "") # If there is no 'remote.origin', default to "NA" value and print a warning message. if(NOT ${prefix}_WC_URL) message(WARNING "No remote origin set for git repository: ${dir}" ) set( ${prefix}_WC_URL "NA" ) else() set(${prefix}_WC_ROOT ${${prefix}_WC_URL}) endif() endmacro(GIT_WC_INFO) endif(GIT_EXECUTABLE) # Handle the QUIETLY and REQUIRED arguments and set GIT_FOUND to TRUE if # all listed variables are TRUE include(FindPackageHandleStandardArgs) find_package_handle_standard_args(Git DEFAULT_MSG GIT_EXECUTABLE)