2023-08-10 16:08:27 +08:00
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set(HEAD_HASH)
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file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024)
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string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS)
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if(HEAD_CONTENTS MATCHES "ref")
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2023-09-27 18:15:39 +08:00
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string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
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|
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if(EXISTS "@GIT_DIR@/${HEAD_REF}")
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configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
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else()
|
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|
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configure_file("@GIT_DIR@/packed-refs" "@GIT_DATA@/packed-refs" COPYONLY)
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|
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file(READ "@GIT_DATA@/packed-refs" PACKED_REFS)
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|
|
|
if(${PACKED_REFS} MATCHES "([0-9a-z]*) ${HEAD_REF}")
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|
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set(HEAD_HASH "${CMAKE_MATCH_1}")
|
|
|
|
endif()
|
|
|
|
endif()
|
2023-08-10 16:08:27 +08:00
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|
|
else()
|
2023-09-27 18:15:39 +08:00
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|
|
configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY)
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2023-08-10 16:08:27 +08:00
|
|
|
endif()
|
|
|
|
if(NOT HEAD_HASH)
|
2023-09-27 18:15:39 +08:00
|
|
|
file(READ "@GIT_DATA@/head-ref" HEAD_HASH LIMIT 1024)
|
|
|
|
string(STRIP "${HEAD_HASH}" HEAD_HASH)
|
2023-08-10 16:08:27 +08:00
|
|
|
endif()
|