makepkg fails

╭─epers@wintermute ~/build/grub-customizer
╰─➤  makepkg
==> Making package: grub-customizer 4.0.4-1 (Thu Jan 23 21:32:26 EST 2014)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found grub-customizer_4.0.4.tar.gz
  -> Found grub.cfg
==> Validating source files with md5sums...
    grub-customizer_4.0.4.tar.gz ... Passed
    grub.cfg ... Passed
==> Extracting sources...
  -> Extracting grub-customizer_4.0.4.tar.gz with bsdtar
==> Removing existing pkg/ directory...
==> Entering fakeroot environment...
==> Starting package()...
==> Starting make...
-- checking for module 'gtkmm-3.0'
--   package 'gtkmm-3.0' not found
-- Configuring done
-- Generating done
-- Build files have been written to: /home/epers/build/grub-customizer/src/grub-customizer-4.0.4
[  1%] Building CXX object CMakeFiles/grub-customizer.dir/src/Model/DeviceMap.cpp.o
In file included from /home/epers/build/grub-customizer/src/grub-customizer-4.0.4/src/Model/DeviceMap.h:23:0,
                 from /home/epers/build/grub-customizer/src/grub-customizer-4.0.4/src/Model/DeviceMap.cpp:19:
/home/epers/build/grub-customizer/src/grub-customizer-4.0.4/src/Model/../lib/regex.h:24:18: fatal error: glib.h: No such file or directory
 #include <glib.h>
                  ^
compilation terminated.
CMakeFiles/grub-customizer.dir/build.make:448: recipe for target 'CMakeFiles/grub-customizer.dir/src/Model/DeviceMap.cpp.o' failed
make[2]: *** [CMakeFiles/grub-customizer.dir/src/Model/DeviceMap.cpp.o] Error 1
CMakeFiles/Makefile2:63: recipe for target 'CMakeFiles/grub-customizer.dir/all' failed
make[1]: *** [CMakeFiles/grub-customizer.dir/all] Error 2
Makefile:116: recipe for target 'all' failed
make: *** [all] Error 2
==> ERROR: A failure occurred in package().
    Aborting...