update SDL3 from 3.2.20 to 3.4.2
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@@ -25,19 +25,21 @@ if(HEAD_CONTENTS MATCHES "ref")
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string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
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if(EXISTS "@GIT_DIR@/${HEAD_REF}")
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configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
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else()
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elseif(EXISTS "@GIT_DIR@/packed-refs")
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configure_file("@GIT_DIR@/packed-refs" "@GIT_DATA@/packed-refs" COPYONLY)
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file(READ "@GIT_DATA@/packed-refs" PACKED_REFS)
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if(${PACKED_REFS} MATCHES "([0-9a-z]*) ${HEAD_REF}")
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set(HEAD_HASH "${CMAKE_MATCH_1}")
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endif()
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elseif(EXISTS "@GIT_DIR@/reftable/tables.list")
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configure_file("@GIT_DIR@/reftable/tables.list" "@GIT_DATA@/reftable-tables.list" COPYONLY)
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endif()
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else()
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# detached HEAD
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configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY)
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endif()
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if(NOT HEAD_HASH)
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if(NOT HEAD_HASH AND EXISTS "@GIT_DATA@/head-ref")
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file(READ "@GIT_DATA@/head-ref" HEAD_HASH LIMIT 1024)
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string(STRIP "${HEAD_HASH}" HEAD_HASH)
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endif()
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