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only strip string if not empty

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This commit is contained in:
Radovan Bast 2015-12-15 15:18:35 +01:00
parent 4c360122c8
commit 0c61c54b73
1 changed files with 4 additions and 1 deletions
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3
modules/git_info/git_info_sub.cmake
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@ -42,8 +42,11 @@ if(GIT_FOUND)
OUTPUT_VARIABLE _git_branch
ERROR_QUIET
)
if(_git_branch)
string(STRIP ${_git_branch} _git_branch)
endif()
endif()
# CMAKE_CURRENT_LIST_DIR is undefined in CMake 2.8.2
# see https://public.kitware.com/Bug/print_bug_page.php?bug_id=11675