[src/trunk]: src/share/mk because I'm feeling tetchy, implement "make describ...

[dholland <dholland%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c52acd0ac6fa
branches:  trunk
changeset: 341133:c52acd0ac6fa
user:      dholland <dholland%NetBSD.org@localhost>
date:      Mon Oct 19 17:08:11 2015 +0000

description:
because I'm feeling tetchy, implement "make describe" for everything that
has man pages.

diffstat:

 share/mk/bsd.man.mk |  10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diffs (24 lines):

diff -r ce446ada63dc -r c52acd0ac6fa share/mk/bsd.man.mk
--- a/share/mk/bsd.man.mk       Mon Oct 19 16:17:14 2015 +0000
+++ b/share/mk/bsd.man.mk       Mon Oct 19 17:08:11 2015 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: bsd.man.mk,v 1.117 2014/12/19 22:25:39 christos Exp $
+#      $NetBSD: bsd.man.mk,v 1.118 2015/10/19 17:08:11 dholland Exp $
 #      @(#)bsd.man.mk  8.1 (Berkeley) 6/8/93
 
 .include <bsd.init.mk>
@@ -293,6 +293,14 @@
        ${TOOL_MANDOC_LINT} -Tlint -fstrict -Wall,stop ${.ALLSRC}
 .endif
 
+##### describe
+describe:
+.for _M in ${MANPAGES}
+       @echo $$(basename ${_M}) - \
+               $$(${TOOL_SED} < ${${_M}:P} -n -e '/^\.Nd /{;s/^....//;p;}')
+.endfor
+
+
 ##### Pull in related .mk logic
 .include <bsd.obj.mk>
 .include <bsd.files.mk>