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* fix a unused variable warning

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* if svnversion returns prose such as "exported" then discard that
This commit is contained in:
Benoit Jacob
2009-01-04 17:32:20 +00:00
parent be64619ab6
commit 0e5c640563
2 changed files with 5 additions and 2 deletions
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5
CMakeLists.txt
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@@ -4,7 +4,10 @@ set(EIGEN_VERSION_NUMBER "2.0-beta4")
#if the svnversion program is absent, this will leave the SVN_REVISION string empty,
#but won't stop CMake.
execute_process(COMMAND svnversion -n ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE EIGEN_SVN_REVISION)
OUTPUT_VARIABLE EIGEN_SVNVERSION_OUTPUT)
#we only want EIGEN_SVN_REVISION if it is an actual revision number, not a string like "exported"
string(REGEX MATCH "^[0-9]+.*" EIGEN_SVN_REVISION "${EIGEN_SVNVERSION_OUTPUT}")
if(EIGEN_SVN_REVISION)
set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER} (SVN revision ${EIGEN_SVN_REVISION})")