mirror of https://github.com/CGAL/cgal
49 lines
1.6 KiB
CMake
49 lines
1.6 KiB
CMake
# Common settings for CGAL cmake scripts
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if( NOT CGAL_SCM_FILE_INCLUDED )
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set(CGAL_SCM_FILE_INCLUDED 1 )
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#message ("-----CSD: ${CMAKE_SOURCE_DIR}")
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set(GIT_PARENT_DIR "${CMAKE_SOURCE_DIR}")
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set(GIT_DIR "${GIT_PARENT_DIR}/.git")
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#message ("-----GD: ${GIT_DIR}")
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if (EXISTS "${GIT_DIR}")
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set( CGAL_SCM_NAME "git" )
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else()
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while(NOT EXISTS "${GIT_DIR}") # .git dir not found, search parent directories
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set(GIT_PREVIOUS_PARENT "${GIT_PARENT_DIR}")
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get_filename_component(GIT_PARENT_DIR ${GIT_PARENT_DIR} PATH)
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#message ("-----GPD1: ${GIT_PARENT_DIR}")
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#message ("-----PPD1: ${GIT_PREVIOUS_PARENT}")
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if( "${GIT_PARENT_DIR}" STREQUAL "${GIT_PREVIOUS_PARENT}" )
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# We have reached the root directory, we are not in git
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set(_refspecvar "GITDIR-NOTFOUND")
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set(_hashvar "GITDIR-NOTFOUND")
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set ( CGAL_SCM_NAME "" )
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break()
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else()
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set( GIT_DIR "${GIT_PARENT_DIR}/.git" )
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set( CGAL_SCM_NAME "git" )
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endif()
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endwhile()
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endif()
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#message ("====GPD1: ${GIT_PARENT_DIR}")
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if ( "${CGAL_SCM_NAME}" STREQUAL "git" )
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#message ("====GPD2: ${GIT_PARENT_DIR}")
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find_program(GIT_EXECUTABLE git DOC "git command line client")
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EXECUTE_PROCESS(COMMAND ${GIT_EXECUTABLE} --git-dir=${GIT_PARENT_DIR}/.git symbolic-ref HEAD
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OUTPUT_VARIABLE CGAL_GIT_BRANCH_OUT
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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string ( REGEX REPLACE "refs/heads/" "" CGAL_GIT_BRANCH ${CGAL_GIT_BRANCH_OUT})
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# message( STATUS "Git branch ${CGAL_GIT_BRANCH}")
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set ( CGAL_SCM_BRANCH_NAME "${CGAL_GIT_BRANCH}" )
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endif()
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endif()
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