open-source-parsers/jsoncpp — pull request #50 by sergzub (2014-10-03 12:42:14+00:00)
Title:  CMake 2.8.5 or higher is required

make with error for the lower version:

Linking CXX executable ../../bin/jsoncpp_test
/bin/sh: $: command not found
make[2]: *** [bin/jsoncpp_test] Error 127
make[1]: *** [src/test_lib_json/CMakeFiles/jsoncpp_test.dir/all] Error 2
make: *** [all] Error 2

due to
http://stackoverflow.com/questions/5410164/how-do-i-use-a-targets-path-in-add-custom-command-in-cmake#comment6139682_5410794