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groff: Add site.tmac to fix man page coloring

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This enables groff to correctly respond to the LESS_TERMCAP_*
environment variables, allowing colorized man pages.

Patch is taken from Arch Linux;
see https://bugs.archlinux.org/task/33760.
This commit is contained in:
Aneesh Agrawal 2017-07-01 18:50:44 -07:00
parent 3c29fbe72a
commit 111b5eb637
2 changed files with 19 additions and 0 deletions
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3
pkgs/tools/text/groff/default.nix
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@ -59,6 +59,9 @@ stdenv.mkDerivation rec {
postInstall = '' postInstall = ''
rm $doc/share/doc/groff/examples/hdtbl/*color*ps rm $doc/share/doc/groff/examples/hdtbl/*color*ps
find $doc/share/doc/groff/ -type f -print0 | xargs -0 sed -i -e 's/%%CreationDate: .*//' find $doc/share/doc/groff/ -type f -print0 | xargs -0 sed -i -e 's/%%CreationDate: .*//'
for f in 'man.local' 'mdoc.local'; do
cat '${./site.tmac}' >>"$out/share/groff/site-tmac/$f"
done
''; '';
meta = with stdenv.lib; { meta = with stdenv.lib; {

16
pkgs/tools/text/groff/site.tmac Normal file
View File

@ -0,0 +1,16 @@
.
.if n \{\
. \" Character translations for non-keyboard
. \" characters - to make them searchable
. if '\*[.T]'utf8' \{\
. char \- \N'45'
. char - \N'45'
. char ' \N'39'
. char \' \N'39'
. \}
.
. \" Shut off SGR by default (groff colors)
. \" Require GROFF_SGR envvar defined to turn it on
. if '\V[GROFF_SGR]'' \
. output x X tty: sgr 0
.\}