lightdm

make -j2
make  all-recursive
make[1]: Entering directory `/home/ruslan/Soft/lightdm-1.2.2'
Making all in liblightdm-qt
make[2]: Entering directory `/home/ruslan/Soft/lightdm-1.2.2/liblightdm-qt'
  CXX    liblightdm_qt_2_la-greeter.lo
  CXX    liblightdm_qt_2_la-sessionsmodel.lo
In file included from ../liblightdm-gobject/lightdm.h:15:0,
                 from greeter.cpp:21:
../liblightdm-gobject/lightdm/greeter.h:15:25: fatal error: glib-object.h: No such file or directory
compilation terminated.
In file included from ../liblightdm-gobject/lightdm.h:15:0,
                 from sessionsmodel.cpp:17:
../liblightdm-gobject/lightdm/greeter.h:15:25: fatal error: glib-object.h: No such file or directory
compilation terminated.
make[2]: *** [liblightdm_qt_2_la-greeter.lo] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [liblightdm_qt_2_la-sessionsmodel.lo] Error 1
make[2]: Leaving directory `/home/ruslan/Soft/lightdm-1.2.2/liblightdm-qt'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/ruslan/Soft/lightdm-1.2.2'
make: *** [all] Error 2