-#!/usr/bin/perl -w
-# Generate an announcement message.
-use strict;
-
-use Getopt::Long;
-use Digest::MD5;
-use Digest::SHA1;
-
-(my $VERSION = '$Revision$ ') =~ tr/[0-9].//cd;
-(my $ME = $0) =~ s|.*/||;
-
-my %valid_release_types = map {$_ => 1} qw (alpha beta major);
-
-END
-{
- # Nobody ever checks the status of print()s. That's okay, because
- # if any do fail, we're guaranteed to get an indicator when we close()
- # the filehandle.
- #
- # Close stdout now, and if there were no errors, return happy status.
- # If stdout has already been closed by the script, though, do nothing.
- defined fileno STDOUT
- or return;
- close STDOUT
- and return;
-
- # Errors closing stdout. Indicate that, and hope stderr is OK.
- warn "$ME: closing standard output: $!\n";
-
- # Don't be so arrogant as to assume that we're the first END handler
- # defined, and thus the last one invoked. There may be others yet
- # to come. $? will be passed on to them, and to the final _exit().
- #
- # If it isn't already an error, make it one (and if it _is_ an error,
- # preserve the value: it might be important).
- $? ||= 1;
-}
-
-sub usage ($)
-{
- my ($exit_code) = @_;
- my $STREAM = ($exit_code == 0 ? *STDOUT : *STDERR);
- if ($exit_code != 0)
- {
- print $STREAM "Try `$ME --help' for more information.\n";
- }
- else
- {
- my @types = sort keys %valid_release_types;
- print $STREAM <<EOF;
-Usage: $ME [OPTIONS]
-
-OPTIONS:
-
- Generate an announcement message.
-
- FIXME: describe the following
-
- --release-type=TYPE TYPE must be one of @types
- --package-name=PACKAGE_NAME
- --previous-version=VER
- --current-version=VER
- --release-archive-directory=DIR
- --url-directory=URL_DIR
- --news=NEWS_FILE optional
-
- --help display this help and exit
- --version output version information and exit
-
-EOF
- }
- exit $exit_code;
-}
-
-sub print_changelog_deltas ($$)
-{
- my ($package_name, $prev_version) = @_;
-
- # Print new ChangeLog entries.
-
- # First find all CVS-controlled ChangeLog files.
- use File::Find;
- my @changelog;
- find ({wanted => sub {$_ eq 'ChangeLog' && -d 'CVS'
- and push @changelog, $File::Find::name}},
- '.');
-
- # If there are no ChangeLog files, we're done.
- @changelog
- or return;
- my %changelog = map {$_ => 1} @changelog;
-
- # Reorder the list of files so that if there are ChangeLog
- # files in the specified directories, they're listed first,
- # in this order:
- my @dir = qw ( . src lib m4 config doc );
-
- # A typical @changelog array might look like this:
- # ./ChangeLog
- # ./po/ChangeLog
- # ./m4/ChangeLog
- # ./lib/ChangeLog
- # ./doc/ChangeLog
- # ./config/ChangeLog
- my @reordered;
- foreach my $d (@dir)
- {
- my $dot_slash = $d eq '.' ? $d : "./$d";
- my $target = "$dot_slash/ChangeLog";
- delete $changelog{$target}
- and push @reordered, $target;
- }
-
- # Append any remaining ChangeLog files.
- push @reordered, sort keys %changelog;
-
- # Remove leading `./'.
- @reordered = map { s!^\./!!; $_ } @reordered;
-
- print "\nChangeLog entries:\n\n";
- # print join ("\n", @reordered), "\n";
-
- $prev_version =~ s/\./_/g;
- my $prev_cvs_tag = "\U$package_name\E-$prev_version";
-
- my $cmd = "cvs -n diff -u -r$prev_cvs_tag -rHEAD @reordered";
- open DIFF, '-|', $cmd
- or die "$ME: cannot run `$cmd': $!\n";
- # Print two types of lines, making minor changes:
- # Lines starting with `+++ ', e.g.,
- # +++ ChangeLog 22 Feb 2003 16:52:51 -0000 1.247
- # and those starting with `+'.
- # Don't print the others.
- my $prev_printed_line_empty = 1;
- while (defined (my $line = <DIFF>))
- {
- if ($line =~ /^\+\+\+ /)
- {
- my $separator = "*"x70 ."\n";
- $line =~ s///;
- $line =~ s/\s.*//;
- $prev_printed_line_empty
- or print "\n";
- print $separator, $line, $separator;
- }
- elsif ($line =~ /^\+/)
- {
- $line =~ s///;
- print $line;
- $prev_printed_line_empty = ($line =~ /^$/);
- }
- }
- close DIFF;
-
- # The exit code should be 1.
- # Allow in case there are no modified ChangeLog entries.
- $? == 256 || $? == 128
- or warn "$ME: warning: `cmd' had unexpected exit code or signal ($?)\n";
-}
-
-{
- my $release_type;
- my $package_name;
- my $prev_version;
- my $curr_version;
- my $release_archive_dir;
- my @url_dir_list;
- my $news_file;
-
- GetOptions
- (
- 'release-type=s' => \$release_type,
- 'package-name=s' => \$package_name,
- 'previous-version=s' => \$prev_version,
- 'current-version=s' => \$curr_version,
- 'release-archive-directory=s' => \$release_archive_dir,
- 'url-directory=s@' => \@url_dir_list,
- 'news=s@' => \$news_file,
-
- help => sub { usage 0 },
- version => sub { print "$ME version $VERSION\n"; exit },
- ) or usage 1;
-
- my $fail = 0;
- # Ensure that sure each required option is specified.
- $release_type
- or (warn "$ME: release type not specified\n"), $fail = 1;
- $package_name
- or (warn "$ME: package name not specified\n"), $fail = 1;
- $prev_version
- or (warn "$ME: previous version string not specified\n"), $fail = 1;
- $curr_version
- or (warn "$ME: current version string not specified\n"), $fail = 1;
- $release_archive_dir
- or (warn "$ME: release directory name not specified\n"), $fail = 1;
- @url_dir_list
- or (warn "$ME: URL directory name(s) not specified\n"), $fail = 1;
-
- exists $valid_release_types{$release_type}
- or (warn "$ME: `$release_type': invalid release type\n"), $fail = 1;
-
- @ARGV
- and (warn "$ME: too many arguments\n"), $fail = 1;
- $fail
- and usage 1;
-
- my $my_distdir = "$package_name-$curr_version";
- my $tgz = "$my_distdir.tar.gz";
- my $tbz = "$my_distdir.tar.bz2";
- my $xd = "$package_name-$prev_version-$curr_version.xdelta";
-
- my %size;
-
- foreach my $f (($tgz, $tbz, $xd))
- {
- my $cmd = "du --human $f";
- my $t = `$cmd`;
- # FIXME-someday: give a better diagnostic, a la $PROCESS_STATUS
- $@
- and (warn "$ME: command failed: `$cmd'\n"), $fail = 1;
- chomp $t;
- $t =~ s/^([\d.]+[MkK]).*/${1}B/;
- $size{$f} = $t;
- }
-
- $fail
- and exit 1;
-
- # The markup is escaped as <\# so that when this script is sent by
- # mail (or part of a diff), Gnus is not triggered.
- print <<EOF;
-
-Subject: $my_distdir released
-
-<\#secure method=pgpmime mode=sign>
-
-FIXME: put comments here
-
-EOF
-
- print "Here are the compressed sources:\n";
- foreach my $url (@url_dir_list)
- {
- print " $url/$tgz ($size{$tgz})\n";
- print " $url/$tbz ($size{$tbz})\n";
- }
-
- print "\nAnd here are xdelta-style diffs:\n";
- foreach my $url (@url_dir_list)
- {
- print " $url/$xd ($size{$xd})\n";
- }
-
- print "\nHere are GPG detached signatures:\n";
- foreach my $url (@url_dir_list)
- {
- print " $url/$tgz.asc\n";
- print " $url/$tbz.asc\n";
- }
-
- # FIXME: clean up upon interrupt or die
- my $tmpdir = $ENV{TMPDIR} || '/tmp';
- my $tmp = "$tmpdir/$ME-$$";
- unlink $tmp; # ignore failure
-
- print "\nHere are the MD5 and SHA1 signatures:\n";
- print "\n";
- # The markup is escaped as <\# so that when this script is sent by
- # mail (or part of a diff), Gnus is not triggered.
- print "<\#part type=text/plain filename=\"$tmp\" disposition=inline>\n"
- . "<\#/part>\n";
-
- open OUT, '>', $tmp
- or die "$ME: $tmp: cannot open for writing: $!\n";
-
- foreach my $meth (qw (md5 sha1))
- {
- foreach my $f (($tgz, $tbz, $xd))
- {
- open IN, '<', $f
- or die "$ME: $f: cannot open for reading: $!\n";
- binmode IN;
- my $dig =
- ($meth eq 'md5'
- ? Digest::MD5->new->addfile(*IN)->hexdigest
- : Digest::SHA1->new->addfile(*IN)->hexdigest);
- close IN;
- print OUT "$dig $f\n";
- }
- }
-
- close OUT
- or die "$ME: $tmp: while writing: $!\n";
- chmod 0400, $tmp; # ignore failure
-
- if ($news_file)
- {
- print "\nNEWS\n\n";
-
- # Print all lines from $news_file, starting with the first one
- # that mentions $curr_version up to but not including
- # the first occurrence of $prev_version.
- my $in_items;
- open NEWS, '<', $news_file
- or die "$ME: $news_file: cannot open for reading: $!\n";
- while (defined (my $line = <NEWS>))
- {
- if ( ! $in_items)
- {
- # Match lines like this one:
- # * Major changes in release 5.0.1:
- # but not any other line that starts with a space, *, or -.
- $line =~ /^(\* Major changes.*|[^ *-].*)\Q$curr_version\E/o
- or next;
- $in_items = 1;
- print $line;
- }
- else
- {
- # Be careful that this regexp cannot match version numbers
- # in NEWS items -- they might well say `introduced in 4.5.5',
- # and we don't want that to match.
- $line =~ /^(\* Major changes.*|[^ *-].*)\Q$prev_version\E/o
- and last;
- print $line;
- }
- }
- close NEWS;
-
- $in_items
- or die "$ME: $news_file: no matching lines for `$curr_version'\n";
- }
-
- $release_type eq 'major'
- or print_changelog_deltas ($package_name, $prev_version);
-
- exit 0;
-}
projects / bison.git / commitdiff
