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Try to fix bug#9714, should not crash when version file is not where it should be...

This commit is contained in:
Bill Hoffman 2009-10-16 13:25:59 -04:00
parent 847918b38f
commit fe8da5a99f
1 changed files with 7 additions and 4 deletions
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11
Modules/FindOpenSceneGraph.cmake
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@ -96,13 +96,16 @@ if(OSG_INCLUDE_DIR)
message("[ FindOpenSceneGraph.cmake:${CMAKE_CURRENT_LIST_LINE} ] "
"Detected OSG_INCLUDE_DIR = ${OSG_INCLUDE_DIR}")
endif()
file(READ "${OSG_INCLUDE_DIR}/osg/Version" _osg_Version_contents)
if(EXISTS "${OSG_INCLUDE_DIR}/osg/Version")
file(READ "${OSG_INCLUDE_DIR}/osg/Version" _osg_Version_contents)
else()
set(_osg_Version_contents "unknown")
endif()
string(REGEX MATCH ".*#define OSG_VERSION_MAJOR[ \t]+[0-9]+.*"
_osg_old_defines ${_osg_Version_contents})
_osg_old_defines "${_osg_Version_contents}")
string(REGEX MATCH ".*#define OPENSCENEGRAPH_MAJOR_VERSION[ \t]+[0-9]+.*"
_osg_new_defines ${_osg_Version_contents})
_osg_new_defines "${_osg_Version_contents}")
if(_osg_old_defines)
string(REGEX REPLACE ".*#define OSG_VERSION_MAJOR[ \t]+([0-9]+).*"
"\\1" _osg_VERSION_MAJOR ${_osg_Version_contents})