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deduplicate list while guaranteed keeping stable order

This commit is contained in:
Dirk Thomas 2012-12-06 08:55:43 +00:00
parent df65bc049a
commit 4022a36701
1 changed files with 8 additions and 3 deletions
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9
core/rosbuild/public.cmake
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@ -245,9 +245,14 @@ macro(rosbuild_init)
# The following code removes duplicate libraries from the link line,
# saving only the last one.
#
if(${_prefix}_LIBRARIES)
find_package(catkin REQUIRED)
set(_${_prefix}_LIBRARIES ${${_prefix}_LIBRARIES})
set(${_prefix}_LIBRARIES "")
list(REVERSE _${_prefix}_LIBRARIES)
list_append_unique(${_prefix}_LIBRARIES ${_${_prefix}_LIBRARIES})
list(REVERSE ${_prefix}_LIBRARIES)
list(REMOVE_DUPLICATES ${_prefix}_LIBRARIES)
list(REVERSE ${_prefix}_LIBRARIES)
endif()
# Also throw in the libs that we want to link everything against (only
# use case for this so far is -lgcov when building with code coverage