Re: copyright years: mass-update every January 1

[Joel E. Denny]

On Fri, 14 Aug 2009, Jim Meyering wrote:

> > Thanks.  Here's a patch to help those who don't want to wait until January
> > to reformat.
> 
> Heh ;-)

I'm not sure you're excited enough.  :-)

> Good addition.  Pushed.

Thanks.

I just realized I don't know how to configure update-copyright permanently 
for a project.  The following patch gives me a way.

>From cf17e05d931eb3e7d995650eb01c354533c61886 Mon Sep 17 00:00:00 2001
From: Joel E. Denny <jde...@clemson.edu>
Date: Fri, 14 Aug 2009 15:26:20 -0400
Subject: [PATCH] maint.mk: support update-copyright-env

* top/maint.mk (update-copyright-env): Define place-holder.
(update-copyright): Expand $(update-copyright-env) before
invoking update-copyright.
---
 ChangeLog    |    7 +++++++
 top/maint.mk |    6 +++++-
 2 files changed, 12 insertions(+), 1 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index eaa5549..10490eb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2009-08-14  Joel E. Denny  <jde...@clemson.edu>
 
+       maint.mk: support update-copyright-env
+       * top/maint.mk (update-copyright-env): Define place-holder.
+       (update-copyright): Expand $(update-copyright-env) before
+       invoking update-copyright.
+
+2009-08-14  Joel E. Denny  <jde...@clemson.edu>
+
        update-copyright: implement forced reformatting
        * build-aux/update-copyright: Implement and document
        UPDATE_COPYRIGHT_FORCE.
diff --git a/top/maint.mk b/top/maint.mk
index a4ce064..5d7c45e 100644
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -776,6 +776,10 @@ indent:
 # define it in cfg.mk and set this variable to its name.
 update-copyright-local ?=
 
+# If you want to set UPDATE_COPYRIGHT_* environment variables,
+# put the assignments in this variable.
+update-copyright-env ?=
+
 # Run this rule once per year (usually early in January)
 # to update all FSF copyright year lists in your project.
 update-copyright-exclude-regexp ?= (^|/)COPYING$$
@@ -783,4 +787,4 @@ update-copyright-exclude-regexp ?= (^|/)COPYING$$
 update-copyright: $(update-copyright-local)
        grep -l -w Copyright $$($(VC_LIST_EXCEPT))              \
          | grep -v -E '$(update-copyright-exclude-regexp)'     \
-         | xargs $(build_aux)/$@
+         | $(update-copyright-env) xargs $(build_aux)/$@
-- 
1.5.4.3