Add a `color' request and a `.color' register to control usage of

colours.

* src/roff/troff/input.cc (disable_color_flag): Replaced with...
(color_flag): This (which is the inverse).
(activate_color): New function.
(main, init_input_requests): Updated.
* src/roff/troff/troff.h, src/roff/troff/node.cc
(troff_output_file::fill_color, troff_output_file::glyph_color):
Updated.

* NEWS, doc/groff.texinfo, man/groff_diff.man, man/groff.man:
Document the changes.


Circumvent bug in autoconf 2.53 regarding top_builddir.

* aclocal.m4 (GROFF_BUILDDIR): s/top_builddir/groff_top_builddir/.
* Makefile.in, src/xditview/Imakefile.in, doc/Makefile.in:
s/@top_builddir@/@groff_top_builddir@/.
* configure: Regenerated (with autoconf 2.53).

1 files changed, 2 insertions, 2 deletions

diff --git a/aclocal.m4 b/aclocal.m4
index a2c497b0..c3e6b643 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -460,8 +460,8 @@ dnl
 dnl This simplifies Makefile rules.
 dnl
 AC_DEFUN(GROFF_BUILDDIR,
-[top_builddir=`pwd`
-AC_SUBST(top_builddir)])dnl
+[groff_top_builddir=`pwd`
+AC_SUBST(groff_top_builddir)])dnl
 dnl
 dnl
 dnl Check for EBCDIC - stolen from the OS390 Unix LYNX port