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cmake/modules/GetGitRevisionDescription.cmake
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| 53 | endif() | 53 | endif() | ||
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| 54 | set(GIT_DIR "${GIT_PARENT_DIR}/.git") | 54 | set(GIT_DIR "${GIT_PARENT_DIR}/.git") | ||
| 55 | endwhile() | 55 | endwhile() | ||
| 56 | # check if this is a submodule | 56 | # check if this is a linked working tree (e.g. submodule or git-worktree) | ||
| 57 | if(NOT IS_DIRECTORY ${GIT_DIR}) | 57 | if(NOT IS_DIRECTORY ${GIT_DIR}) | ||
| 58 | file(READ ${GIT_DIR} submodule) | 58 | file(READ ${GIT_DIR} gitdirfile) | ||
| 59 | string(REGEX REPLACE "gitdir: (.*)\n$" "\\1" GIT_DIR_RELATIVE ${submodule}) | 59 | string(REGEX REPLACE "gitdir: (.*)\n$" "\\1" GIT_DIR_PATH ${gitdirfile}) | ||
| 60 | get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH) | 60 | if(IS_ABSOLUTE ${GIT_DIR_PATH}) | ||
| 61 | get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE) | 61 | get_filename_component(GIT_DIR ${GIT_DIR_PATH} ABSOLUTE) | ||
| 62 | else() | ||||
| 63 | get_filename_component(LINKED_DIR ${GIT_DIR} PATH) | ||||
| 64 | get_filename_component(GIT_DIR ${LINKED_DIR}/${GIT_DIR_PATH} ABSOLUTE) | ||||
| 65 | endif() | ||||
| 62 | endif() | 66 | endif() | ||
| 63 | set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data") | 67 | set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data") | ||
| 64 | if(NOT EXISTS "${GIT_DATA}") | 68 | if(NOT EXISTS "${GIT_DATA}") | ||
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