Differential D9172 Diff 23428 cmake/modules/GetGitRevisionDescription.cmake.in

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cmake/modules/GetGitRevisionDescription.cmake.in

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18file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024) 18​file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024)
19 19​
20string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS) 20​string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS)
21​set(GIT_DIR "@GIT_DIR@")
22​# handle git-worktree
23​if(EXISTS "${GIT_DIR}/commondir")
24​ file(READ "${GIT_DIR}/commondir" GIT_DIR_NEW LIMIT 1024)
25​ string(STRIP "${GIT_DIR_NEW}" GIT_DIR_NEW)
26​ if(NOT IS_ABSOLUTE "${GIT_DIR_NEW}")
27​ get_filename_component(GIT_DIR_NEW ${GIT_DIR}/${GIT_DIR_NEW} ABSOLUTE)
28​ endif()
29​ if(EXISTS "${GIT_DIR_NEW}")
30​ set(GIT_DIR "${GIT_DIR_NEW}")
31​ endif()
32​endif()
21if(HEAD_CONTENTS MATCHES "ref") 33​if(HEAD_CONTENTS MATCHES "ref")
22 # named branch 34​ # named branch
23 string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}") 35​ string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
24 if(EXISTS "@GIT_DIR@/${HEAD_REF}") 36​ if(EXISTS "${GIT_DIR}/${HEAD_REF}")
25 configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY) 37​ configure_file("${GIT_DIR}/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
26 elseif(EXISTS "@GIT_DIR@/logs/${HEAD_REF}") 38​ elseif(EXISTS "${GIT_DIR}/logs/${HEAD_REF}")
27 configure_file("@GIT_DIR@/logs/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY) 39​ configure_file("${GIT_DIR}/logs/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
28 set(HEAD_HASH "${HEAD_REF}") 40​ set(HEAD_HASH "${HEAD_REF}")
29 endif() 41​ endif()
30else() 42​else()
31 # detached HEAD 43​ # detached HEAD
32 configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY) 44​ configure_file("${GIT_DIR}/HEAD" "@GIT_DATA@/head-ref" COPYONLY)
33endif() 45​endif()
34 46​
35if(NOT HEAD_HASH) 47​if(NOT HEAD_HASH)
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