On Sunday 01 May 2011 21:51:27 David C. Rankin wrote:
[...]
/usr/bin/c++ -march=i686 -mtune=generic -O2 -pipe -DHAVE_USABLE_QT3 -I/opt/qt/include -o CMakeFiles/cmTryCompileExec.dir/src.cxx.o -c
^^^^^^^^
/home/david/tblds/trinity-tqtinterface/src/build/CMakeFiles/CMakeTmp/src. cxx /home/david/tblds/trinity-tqtinterface/src/build/CMakeFiles/CMakeTmp/src. cxx:2:30: fatal error: qapplication.h: No such file or directory compilation terminated.
[...]
==> Starting cmake... -- Checking for Qt3... -- QT_PREFIX_DIR is set to QTDIR -- QT_PREFIX_DIR : /opt/qt -- QT_INCLUDE_DIR: /opt/qt/include
^^^^^^^^
[...]
Do I need to handle this with a CMake variable or do I need to set a global environment variable with the Qt3 install?
/opt/qt/include is correctly detected. Check if you really have something in /opt/qt/include.