gnu: Add wmctrl.
* gnu/packages/xdisorg.scm (wmctrl): New variable.
* gnu/packages/patches/wmctrl-64-fix.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add c-reduce.
* gnu/packages/debug.scm (c-reduce): New variable.
gnu: Add llvm and clang.
* gnu/packages/llvm.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
gnu: licenses: Add NCSA license.
* guix/licenses.scm (ncsa): New variable.
gnu: Add perl-sys-cpu.
* gnu/packages/perl.scm (perl-sys-cpu): New variable.
gnu: Add perl-regexp-common.
* gnu/packages/perl.scm (perl-regexp-common): New variable.
gnu: Add perl-getopt-tabular.
* gnu/packages/perl.scm (perl-getopt-tabular): New variable.
gnu: Add perl-file-which.
* gnu/packages/perl.scm (perl-file-which): New variable.
gnu: Add perl-test-script.
* gnu/packages/perl.scm (perl-test-script): New variable.
gnu: Add perl-ipc-run3.
* gnu/packages/perl.scm (perl-ipc-run3): New variable.
gnu: Add perl-probe-perl.
* gnu/packages/perl.scm (perl-probe-perl): New variable.
gnu: Add perl-exporter-lite.
* gnu/packages/perl.scm (perl-exporter-lite): New variable.
gnu: Add perl-benchmark-timer.
* gnu/packages/perl.scm (perl-benchmark-timer): New variable.
gnu: Add delta.
* gnu/packages/debug.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
gnu: Add astyle.
* gnu/packages/pretty-print.scm (astyle): New variable.
gnu: gobject-introspection: Define search path for typelib files.
* gnu/packages/glib.scm (gobject-introspection): Add 'native-search-paths' and
'search-paths' fields.
gnu: gobject-introspection: Update to 1.42.0 and add new patch.
* gnu/packages/glib.scm (gobject-introspection): Update to version 1.42.0.
Add patch 'gobject-introspection-absolute-shlib-path.patch' provided by Luca
Bruno <lucabru@src.gnome.org> for Nix.
gnu: Add pycparser.
* gnu/packages/python.scm (python-pycparser, python2-pycparser): New variables.
gnu: Add slock.
* gnu/packages/dwm.scm (slock): New variable.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>