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| author | Antenore Gatta <antenore@simbiosi.org> | 2016-02-01 12:12:12 +0300 |
|---|---|---|
| committer | Antenore Gatta <antenore@simbiosi.org> | 2016-02-01 12:12:12 +0300 |
| commit | 215eb7dc3dafe78c08cc2a6011047194be260c9c (patch) | |
| tree | 154432080656bc8ce15b794f401782349e8761e5 /cmake | |
| parent | 14f4a1ef79924343bd58a532ceabe5c1faa5335b (diff) | |
Makes GetGitRevisionDescription behaves correcthly when used outside the source tree
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/GetGitRevisionDescription.cmake | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/cmake/GetGitRevisionDescription.cmake b/cmake/GetGitRevisionDescription.cmake index 432149d30..5e0847b27 100644 --- a/cmake/GetGitRevisionDescription.cmake +++ b/cmake/GetGitRevisionDescription.cmake @@ -40,8 +40,7 @@ set(__get_git_revision_description YES) get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH) function(get_git_head_revision _refspecvar _hashvar) - - set(GIT_PARENT_DIR "${CMAKE_SOURCE_DIR}") + set(GIT_PARENT_DIR "${CMAKE_CURRENT_SOURCE_DIR}") set(GIT_DIR "${GIT_PARENT_DIR}/.git") while(NOT EXISTS "${GIT_DIR}") # .git dir not found, search parent directories set(GIT_PREVIOUS_PARENT "${GIT_PARENT_DIR}") @@ -54,6 +53,13 @@ function(get_git_head_revision _refspecvar _hashvar) endif() set(GIT_DIR "${GIT_PARENT_DIR}/.git") endwhile() + # check if this is a submodule + if(NOT IS_DIRECTORY ${GIT_DIR}) + file(READ ${GIT_DIR} submodule) + string(REGEX REPLACE "gitdir: (.*)\n$" "\\1" GIT_DIR_RELATIVE ${submodule}) + get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH) + get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE) + endif() set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data") if(NOT EXISTS "${GIT_DATA}") file(MAKE_DIRECTORY "${GIT_DATA}") |