maint: automate PACKAGE_COPYRIGHT_YEAR update, and update it.

[bison.git] / HACKING

diff --git a/HACKING b/HACKING
index 82f07bb4f32fb11b91fbd886b8c88488cbb9f519..680ca999b1a861478061deffd87f579fdd9b4ec3 100644 (file)
--- a/HACKING
+++ b/HACKING
@@ -172,6 +172,9 @@ release:
   that 1. Bison compiles cleanly, 2. the parsers it produces compile
   cleanly too.
 
+- Build with -DGNULIB_POSIXCHECK.  It suggests gnulib modules that can
+  fix portability issues.
+
 - run `make maintainer-check' which:
   - runs `valgrind -q bison' to run Bison under Valgrind.
   - runs the parsers under Valgrind.
@@ -210,9 +213,17 @@ causes it to be rejected by recent Gettext releases; please report
 these to the Translation Project.
 
 ** Update README
-Make sure the information in this file is current.  Most notably, make sure it
-recommends a version of GNU M4 that is compatible with the latest Bison
-sources.
+Make sure the information in README is current.  Most notably, make sure
+it recommends a version of GNU M4 that is compatible with the latest
+Bison sources.
+
+** Check copyright years.
+We update years in copyright statements throughout Bison once at the
+start of every year by running `make update-copyright'.  However, before
+a release, it's good to verify that it's actually been run.  Besides the
+copyright statement for each Bison file, check the copyright statements
+that the skeletons insert into generated parsers, and check all
+occurrences of PACKAGE_COPYRIGHT_YEAR in configure.ac.
 
 ** Update NEWS
 The version number, *and* the date of the release (including for
@@ -221,9 +232,6 @@ betas).
 ** Update ChangeLog
 Should have an entry similar to `Version 1.49b.'.
 
-** Update configure.ac
-Be sure PACKAGE_COPYRIGHT_YEAR is up-to-date.
-
 ** Tag the release
 Before Bison will build with the right version number, you must tag the release
 in git.  Do this after all other changes.  The command is similar to:
@@ -354,8 +362,7 @@ Push these changes.
 
 -----
 
-Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009
-Free Software Foundation, Inc.
+Copyright (C) 2002-2005, 2007-2010 Free Software Foundation, Inc.
 
 This file is part of GNU Bison.