CMake doesn't know where is Qt4 qmake

Question

I am using Debian OS and I\'m trying to point to cmake where is my Qt4.

I try to build qjson library and with its CMakeLists.txt: http://pastebin.com/fKNp0Qgy

I

Answer 1

Here is the answers

https://askubuntu.com/questions/540746/ubuntu-14-04-qt5-development-libraries/540757#540757

Seems

apt-file search Qt5CoreConfig.cmake was what I was missing. This got me:

qtbase5-dev: /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfig.cmake

Installing that seems to lead to CMake finding Qt5. qmake still reports the same problem when directly called though...some remnant from qt4 still installed it seems...

As for the qmake problem, this is fixed by:

sudo apt-get install qt5-default

Answer 2

Simplest solution was add a link in the directory that the gem expected to find it. On Ubuntu 14.04 it qmake lives in /usr/bin. Simple solution.