Bug #39039 » git_search_fix.patch
| cmake/modules/GetGitRevisionDescription.cmake 2020-03-24 04:47:45.000000000 +1100 → cmake/modules/GetGitRevisionDescription.cmake 2020-04-18 23:37:56.911878855 +1000 | ||
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get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH)
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function(get_git_head_revision _refspecvar _hashvar)
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set(GIT_PARENT_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
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set(GIT_DIR "${GIT_PARENT_DIR}/.git")
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while(NOT EXISTS "${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 ${GIT_PARENT_DIR} PATH)
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if(GIT_PARENT_DIR STREQUAL GIT_PREVIOUS_PARENT)
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# We have reached the root directory, we are not in git
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set(${_refspecvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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set(${_hashvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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return()
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endif()
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set(GIT_DIR "${GIT_PARENT_DIR}/.git")
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endwhile()
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set(GIT_DIR "${CMAKE_SOURCE_DIR}/.git")
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if(NOT EXISTS "${GIT_DIR}") # .git dir not found
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# We have reached the top of the source tree, we are not in git
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set(${_refspecvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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set(${_hashvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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return()
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endif()
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# check if this is a submodule or git-worktree
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if(NOT IS_DIRECTORY ${GIT_DIR})
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file(READ ${GIT_DIR} gitdirfile)
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