/usr/lib/CGAL/CGAL_SCM.cmake is in libcgal-dev 4.2-5ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | # Common settings for CGAL cmake scripts
if( NOT CGAL_SCM_FILE_INCLUDED )
set(CGAL_SCM_FILE_INCLUDED 1 )
# CGAL_SCM_NAME can be either git or n/a as an indicator if we have a
# build system or not
# TODO: make that scm agnostic and turn it into a boolean
set(GIT_PARENT_DIR "${CMAKE_SOURCE_DIR}")
set(GIT_DIR "${GIT_PARENT_DIR}/.git")
if (EXISTS "${GIT_DIR}")
set( CGAL_SCM_NAME "git" )
else()
while(NOT EXISTS "${GIT_DIR}") # .git dir not found, search parent directories
set(GIT_PREVIOUS_PARENT "${GIT_PARENT_DIR}")
get_filename_component(GIT_PARENT_DIR ${GIT_PARENT_DIR} PATH)
if( "${GIT_PARENT_DIR}" STREQUAL "${GIT_PREVIOUS_PARENT}" )
# We have reached the root directory, we are not in git
set( _refspecvar "GITDIR-NOTFOUND" )
set( _hashvar "GITDIR-NOTFOUND" )
set( CGAL_SCM_NAME "n/a" )
break()
else()
set( GIT_DIR "${GIT_PARENT_DIR}/.git" )
set( CGAL_SCM_NAME "git" )
endif()
endwhile()
endif()
if ( "${CGAL_SCM_NAME}" STREQUAL "git" )
find_program(GIT_EXECUTABLE git DOC "git command line client")
execute_process(COMMAND ${GIT_EXECUTABLE} --git-dir=${GIT_DIR} rev-parse --symbolic --abbrev-ref HEAD
OUTPUT_VARIABLE CGAL_GIT_BRANCH
OUTPUT_STRIP_TRAILING_WHITESPACE)
set( CGAL_SCM_BRANCH_NAME "${CGAL_GIT_BRANCH}" )
execute_process(COMMAND ${GIT_EXECUTABLE} --git-dir=${GIT_DIR} rev-parse HEAD
OUTPUT_VARIABLE CGAL_GIT_HASH
OUTPUT_STRIP_TRAILING_WHITESPACE)
# backward compatible
set( CGAL_CREATED_SVN_REVISION "99999" )
else()
set( CGAL_SCM_BRANCH_NAME "n/a")
set( CGAL_CREATED_GIT_HASH "n/a" )
set( CGAL_CREATED_SVN_REVISION "n/a" )
endif()
endif()
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