[groff] 01/01: [mdoc] Support `Mdocdate' CVS keyword substitution. This fixes Savannah bug #42968.

[Werner LEMBERG]

wl pushed a commit to branch master
in repository groff.

commit 19f60d9e88208633350987f148396fe1376b76bf
Author: Ingo Schwarze <address@hidden>
Date:   Mon Oct 13 06:07:37 2014 +0200

    [mdoc] Support `Mdocdate' CVS keyword substitution.
    This fixes Savannah bug #42968.
    
    This feature is used for OpenBSD manuals.
    
    * tmac/doc-common (Dd): Handle `$Mdocdate:' argument.
    
    * tmac/groff_mdoc.man: Document it.
---
 ChangeLog           |   13 +++++++++++++
 tmac/doc-common     |    4 +++-
 tmac/groff_mdoc.man |   16 +++++++++++++++-
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2569f1d..36b3805 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,18 @@
 2014-10-12  Ingo Schwarze  <address@hidden>
 
+       [mdoc] Support `Mdocdate' CVS keyword substitution.
+       This fixes Savannah bug #42968.
+
+       This feature is used for OpenBSD manuals.
+
+       * tmac/doc-common (Dd): Handle `$Mdocdate:' argument.
+
+       * tmac/groff_mdoc.man: Document it.
+
+2014-10-12  Ingo Schwarze  <address@hidden>
+
        [mdoc] Add `.At III' and `.St -iso8601'.
+       This fixes Savannah bug #42971.
 
        * tmac/doc-syms: Add corresponding version strings.
 
@@ -9,6 +21,7 @@
 2014-10-12  Ingo Schwarze  <address@hidden>
 
        [mdoc] Update operating system release numbers.
+       This fixes Savannah bug #42969.
 
        * tmac/doc-common: Update NetBSD, OpenBSD, FreeBSD, and DragonFly
        version strings.
diff --git a/tmac/doc-common b/tmac/doc-common
index 225331e..73e9daa 100644
--- a/tmac/doc-common
+++ b/tmac/doc-common
@@ -799,7 +799,9 @@
 .  ds doc-command-name
 .
 .  ie \n[.$] \{\
-.    ie (\n[.$] == 3) \
+.    ie "\$1"$Mdocdate:" \
+.      ds doc-date-string \$2\~\$3, \$4
+.    el .ie (\n[.$] == 3) \
 .      ds doc-date-string \$1\~\$2 \$3
 .    el \{\
 .      ds doc-date-string "\*[doc-date-\n[mo]]
diff --git a/tmac/groff_mdoc.man b/tmac/groff_mdoc.man
index d529f3d..9502bd4 100644
--- a/tmac/groff_mdoc.man
+++ b/tmac/groff_mdoc.man
@@ -890,7 +890,7 @@ the release ID.
 3.5, 3.6, 3.7, 3.8, 3.9, 4.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8, 4.9,
 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6
 .It DragonFly
-1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.8, 1.8.1, 1.9., 1.10, 1.12, 1.12.2,
+1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.8, 1.8.1, 1.9, 1.10, 1.12, 1.12.2,
 1.13, 2.0, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 2.9.1, 2.10, 2.10.1,
 2.11, 2.12, 2.13, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8
 .It Darwin
@@ -950,6 +950,20 @@ The month's name shall not be abbreviated.
 With any other number of arguments, the current date is used, ignoring
 the parameters.
 .Pp
+As a special exception, the format
+.Bd -filled -offset indent
+.Li .Dd $Mdocdate:
+.Aq month
+.Aq day
+.Aq year
+.Li $
+.Ed
+.Pp
+is also recognized.
+It is used in
+.Ox
+manuals to automatically insert the current date when committing.
+.Pp
 This macro is neither callable nor parsed.
 .El
 .