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1-*- outline -*-
2
3This file attempts to describe the rules to use when hacking Bison.
4Don't put this file into the distribution. Don't mention it in the
5ChangeLog.
6
7Everything related to the development of Bison is on Savannah:
8
9 http://savannah.gnu.org/projects/bison/
10
11
12* Administrivia
13
14** If you incorporate a change from somebody on the net:
15First, if it is a large change, you must make sure they have signed
16the appropriate paperwork. Second, be sure to add their name and
17email address to THANKS.
18
19** If a change fixes a test, mention the test in the ChangeLog entry.
20
21** Bug reports
22If somebody reports a new bug, mention his name in the ChangeLog entry
23and in the test case you write. Put him into THANKS.
24
25The correct response to most actual bugs is to write a new test case
26which demonstrates the bug. Then fix the bug, re-run the test suite,
27and check everything in.
28
29
30* Hacking
31
32** Visible changes
33Which include serious bug fixes, must be mentioned in NEWS.
34
35** Translations
36Only user visible strings are to be translated: error messages, bits
37of the .output file etc. This excludes impossible error messages
38(comparable to assert/abort), and all the --trace output which is
39meant for the maintainers only.
40
41
42* Test suite
43
44** make check
45Use liberally.
46
47** Release checks
48Try to run the test suite with more severe conditions before a
49release:
50
51- Configure the package with --enable-gcc-warnings, so that one checks
52 that 1. Bison compiles cleanly, 2. the parsers it produces compile
53 cleanly too.
54
55- Change tests/bison to run `valgrind -q bison' to run Bison under
56 Valgrind.
57
58- Run the test suite with `./testsuite PREPARSER='valgrind -q' to make
59 sure the parser behave properly.
60
61- Change tests/atlocal/CFLAGS to add your preferred options. For
62 instance, `-traditional' to check that the parsers are K&R. Note
63 that it does not make sense for glr.c, which should be ANSI,
64 but currently is actually GNU C, nor for lalr1.cc, which anyway is
65 not exercised yet in the test suite.
66
67- Change tests/atlocal/CC to use a C++ compiler.
68
69
70* Release Procedure
71
72** Tests
73See above.
74
75** Update the foreign files
76Running `make update' in the top level should make it all for you.
77This covers PO files too. Beware that it happens that some PO files
78contain serious problems and are rejected by recent Gettext releases:
79fix them all, and complain to the Translation Project!
80
81Note that there might be *new* PO files. Don't forget to update the
82whole machinery, which not only includes LINGUAS, but `cvs add'ing the
83PO files too.
84
85** Update NEWS
86The version number, *and* the date of the release (including for
87betas).
88
89** Update ChangeLog
90Should have an entry similar to `Version 1.49b.'.
91Check all this in once `make distcheck' passes.
92
93** make alpha
94Running `make alpha' is absolutely perfect for beta releases: it makes
95the tarballs, the xdeltas, and prepares (in /tmp/) a proto
96announcement. It is so neat, that that's what I use anyway for
97genuine releases, but adjusting things by hand (e.g., the urls in the
98announcement file, the ChangeLog which is not needed etc.).
99
100If it fails, you're on your own...
101
102It requires GNU Make.
103
104** Upload
105Put the tarballs/xdeltas where they should be. Or put it somewhere,
106and send the URL to ftp-upload@gnu.org.
107
108** Bump the version number
109In configure.ac. Run `make', check this in.
110
111** Announce
112Complete/fix the announcement file, and send it at least to
113info@gnu.org (if a real release, or a ``serious beta''),
114bison@gnu.org, and translation@iro.umontreal.ca.
115
116
117-----
118
119Copyright (C) 2002 Free Software Foundation, Inc.
120
121This file is part of GNU Bison.
122
123GNU Bison is free software; you can redistribute it and/or modify
124it under the terms of the GNU General Public License as published by
125the Free Software Foundation; either version 2, or (at your option)
126any later version.
127
128GNU Bison is distributed in the hope that it will be useful,
129but WITHOUT ANY WARRANTY; without even the implied warranty of
130MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
131GNU General Public License for more details.
132
133You should have received a copy of the GNU General Public License
134along with GNU Bison; see the file COPYING. If not, write to the Free
135Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
13602111-1307, USA.