shameless stolen from sunrise overlay
This commit is contained in:
geos_one
parent
bc3334d4f9
commit
2835e5b1d7
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@ -0,0 +1,403 @@
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#!/usr/bin/perl -w
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#
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# echangelog: Update the ChangeLog for an ebuild. For example:
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#
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# $ echangelog 'Add ~alpha to KEYWORDS'
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# 4a5,7
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# > 10 Feb 2003; Aron Griffis <agriffis@gentoo.org> oaf-0.6.8-r1.ebuild :
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# > Add ~alpha to KEYWORDS
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# >
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use strict;
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use POSIX qw(strftime getcwd setlocale);
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# Fix bug 21022 by restricting to C locale
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setlocale(&POSIX::LC_ALL, "C");
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use Text::Wrap;
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$Text::Wrap::columns = 77;
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$Text::Wrap::unexpand = 0;
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# Global variables
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my (@files, @ebuilds, @conflicts, @trivial, @unknown, @new_versions, %actions);
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my ($input, $editor, $entry, $user, $date, $text, $version, $year, $vcs);
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my %vcs = ( cvs => { diff => "cvs -f -U0 diff",
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status => "cvs -fn up",
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add => "cvs -f add",
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skip => 6,
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entries => "CVS/Entries" },
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svn => { diff => "svn diff -N",
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status => "svn status",
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add => "svn add",
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skip => 4,
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entries => ".svn/entries" },
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git => { diff => "git diff",
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status => "git up",
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add => "git add",
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skip => 0,
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entries => "wtf" },
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nov => { diff => "",
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status => "",
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add => "",
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skip => 0,
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entries => "wtf" }
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);
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# Figure out what kind of repo we are in.
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if ( -d "CVS" ) {
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$vcs = "cvs";
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} elsif ( -d '.svn' ) {
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$vcs = "svn";
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} elsif ( -d '.git' ) {
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$vcs = "git";
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} else {
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print STDERR "** NOTE: No CVS, .git, .svn directories found, cannot know modifications\n";
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$vcs = "nov";
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}
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# Read the current ChangeLog
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if (-f 'ChangeLog') {
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open I, '<ChangeLog' or die "Can't open ChangeLog for input: $!\n";
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{ local $/ = undef; $text = <I>; }
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close I;
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} else {
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# No ChangeLog here, maybe we should make one...
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if (<*.ebuild>) {
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open I, '<../../skel.ChangeLog'
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or die "Can't open ../../skel.ChangeLog for input: $!\n";
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{ local $/ = undef; $text = <I>; }
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close I;
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my ($cwd) = getcwd();
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$cwd =~ m|.*/(\w+-\w+)/([^/]+)|
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or die "Can't figure out category/package.. sorry!\n";
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my ($category, $package_name) = ($1, $2);
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$text =~ s/^\*.*//ms; # don't need the fake entry
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$text =~ s/<CATEGORY>/$category/;
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$text =~ s/<PACKAGE_NAME>/$package_name/;
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} else {
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die "This should be run in a directory with ebuilds...\n";
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}
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}
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# Figure out what has changed around here
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open C, $vcs{$vcs}{status}.' 2>&1 |' or die "Can't run ".$vcs{$vcs}{status}.": $!\n";
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while (<C>) {
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if (/^C\s+\+?\s+(\S+)/) {
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push @conflicts, $1;
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next;
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} elsif (/^\?\s+\+?\s+(\S+)/) {
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push @unknown, $1;
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$actions{$1} = '+';
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next;
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} elsif (/^([ARMD])\s+\+?\s+(\S+)/) {
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push @files, $2;
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($actions{$2} = $1) =~ tr/ARDM/+--/d;
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}
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}
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# Separate out the trivial files for now
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@files = grep {
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!/files.digest|Manifest|ChangeLog|^files$|^\.$/ or do { push @trivial, $_; 0; }
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} @files;
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@unknown = grep {
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!/files.digest|Manifest|ChangeLog|^files$|^\.$/ or do { push @trivial, $_; 0; }
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} @unknown;
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# Don't allow any conflicts
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if (@conflicts) {
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print STDERR <<EOT;
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$vcs reports the following conflicts. Please resolve them before
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running echangelog.
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EOT
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print STDERR map "C $_\n", @conflicts;
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exit 1;
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}
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# Don't allow unknown files (other than the trivial files that were separated
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# out above)
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if (@unknown) {
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print STDERR <<EOT;
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$vcs reports the following unknown files. Please use "cvs add" before
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running echangelog, or remove the files in question.
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EOT
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print STDERR map "? $_\n", @unknown;
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exit 1;
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}
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# Sort the list of files as portage does. None of the operations through
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# the rest of the script should break this sort.
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sub sortfunc($$) {
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my ($a, $b) = @_;
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(my $va = $a) =~ s/.*?-(\d.*?)(?:\.ebuild)?$/$1/;
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(my $vb = $b) =~ s/.*?-(\d.*?)(?:\.ebuild)?$/$1/;
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my ($na, $sa, $sna, $ra) = ($va =~ /^(.*?)(?:_(alpha|beta||pre|rc|p)(\d*))?(?:-r(\d+))?$/);
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my ($nb, $sb, $snb, $rb) = ($vb =~ /^(.*?)(?:_(alpha|beta||pre|rc|p)(\d*))?(?:-r(\d+))?$/);
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my (@na) = split /\.|(?<=\d)(?=[^\d\.])/, $na;
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my (@nb) = split /\.|(?<=\d)(?=[^\d\.])/, $nb;
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my $retval;
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#
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# compare version numbers first
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#
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for (my $i = 0; defined $na[$i] or defined $nb[$i]; $i++) {
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# def vs. undef
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return +1 if defined $na[$i] and !defined $nb[$i];
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return -1 if defined $nb[$i] and !defined $na[$i];
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# num vs. num
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if ($na[$i] =~ /^\d/ and $nb[$i] =~ /^\d/) {
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$retval = ($na[$i] <=> $nb[$i]);
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return $retval if $retval;
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next;
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}
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# char vs. char
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if ($na[$i] =~ /^\D/ and $nb[$i] =~ /^\D/) {
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$retval = ($na[$i] cmp $nb[$i]);
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return $retval if $retval;
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next;
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}
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# num vs. char
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$retval = ($na[$i] =~ /\d/ and -1 or +1);
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return $retval;
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}
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#
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# compare suffix second
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#
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if (defined $sa and !defined $sb) {
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return +2 if $sa eq "p";
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return -2;
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}
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if (defined $sb and !defined $sa) {
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return -3 if $sb eq "p";
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return +3;
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}
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if (defined $sa) { # and defined $sb
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$retval = ($sa cmp $sb);
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if ($retval) {
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return +4 if $sa eq "p";
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return -4 if $sb eq "p";
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return $retval; # suffixes happen to be alphabetical order, mostly
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}
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# compare suffix number
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return +5 if defined $sna and !defined $snb;
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return -5 if defined $snb and !defined $sna;
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if (defined $sna) { # and defined $snb
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$retval = ($sna <=> $snb);
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return $retval if $retval;
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}
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}
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#
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# compare rev third
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#
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return +6 if defined $ra and !defined $rb;
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return -6 if defined $rb and !defined $ra;
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if (defined $ra) { # and defined $rb
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return ($ra <=> $rb);
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}
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#
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# nothing left to compare
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#
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return 0;
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}
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@files = sort sortfunc @files;
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# Forget ebuilds that only have changed copyrights, unless that's all
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# the changed files we have
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# does not work with svn TODO
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#@ebuilds = grep /\.ebuild$/, @files;
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#@files = grep !/\.ebuild$/, @files;
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if (@ebuilds) {
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open C, $vcs{$vcs}{diff}.@ebuilds." 2>&1 |" or die "Can't run: ".$vcs{$vcs}{diff}."$!\n";
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$_ = <C>;
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while (defined $_) {
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if (/^$vcs diff: (([^\/]*?)\.ebuild) was removed/) {
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push @files, $1;
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}
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elsif (/^Index: (([^\/]*?)\.ebuild)\s*$/) {
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my ($f, $v) = ($1, $2);
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# check if more than just copyright date changed.
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# skip some lines
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foreach(1..$vcs{$vcs}{skip}){
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$_ = <C>;
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}
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while (<C>) {
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last if /^[A-Za-z]/;
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if (/^[-+](?!# Copyright)/) {
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push @files, $f;
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last;
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}
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}
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# at this point we've either added $f to @files or not,
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# and we have the next line in $_ for processing
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next;
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}
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elsif (/^$vcs.*?: (([^\/]*?)\.ebuild) is a new entry/) {
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push @files, $1;
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push @new_versions, $2; # new ebuild, will create a new entry
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}
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# other cvs output is ignored
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$_ = <C>;
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}
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}
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close C;
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# When a package move occurs, the versions appear to be new even though they are
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# not. Trim them from @new_versions in that case.
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@new_versions = grep { $text !~ /^\*\Q$_\E\s/m } @new_versions;
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# Check if we have any files left, otherwise re-insert ebuild list
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# (of course, both might be empty anyway)
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@files = @ebuilds unless (@files);
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# Allow ChangeLog entries with no changed files, but give a fat warning
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unless (@files) {
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print STDERR "**\n";
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print STDERR "** NOTE: No non-trivial changed files found. Normally echangelog\n";
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print STDERR "** should be run after all affected files have been added and/or\n";
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print STDERR "** modified. Did you forget to cvs add?\n";
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print STDERR "**\n";
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@files = sort sortfunc @trivial;
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@files = qw/ChangeLog/ unless @files; # last resort to put something in the list
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}
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# Get the input from the cmdline, editor or stdin
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if ($ARGV[0]) {
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$input = "@ARGV";
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} else {
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# Testing for defined() allows ECHANGELOG_EDITOR='' to cancel EDITOR
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$editor = defined($ENV{'ECHANGELOG_EDITOR'}) ? $ENV{'ECHANGELOG_EDITOR'} :
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$ENV{'EDITOR'} || undef;
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if ($editor) {
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system("$editor ChangeLog.new");
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if ($? != 0) {
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# This usually happens when the editor got forcefully killed; and
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# the terminal is probably messed up: so we reset things.
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system('/usr/bin/stty sane');
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print STDERR "Editor died! Reverting to stdin method.\n";
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undef $editor;
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} else {
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if (open I, "<ChangeLog.new") {
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local $/ = undef;
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$input = <I>;
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close I;
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} else {
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print STDERR "Error opening ChangeLog.new: $!\n";
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print STDERR "Reverting to stdin method.\n";
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undef $editor;
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}
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unlink 'ChangeLog.new';
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}
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}
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unless ($editor) {
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print "Please type the log entry: use Ctrl-d to finish, Ctrl-c to abort...\n";
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local $/ = undef;
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$input = <>;
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}
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}
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die "Empty entry; aborting\n" unless $input =~ /\S/;
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# If there are any long lines, then wrap the input at $columns chars
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# (leaving 2 chars on left, one char on right, after adding indentation below).
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$input =~ s/^\s*(.*?)\s*\z/$1/s; # trim whitespace
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$input = Text::Wrap::fill('', '', $input) if ($input =~ /^.{80}/m);
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$input =~ s/^/ /gm; # add indentation
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# Prepend the user info to the input
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unless ($user = $ENV{'ECHANGELOG_USER'}) {
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my ($fullname, $username) = (getpwuid($<))[6,0];
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$fullname =~ s/,.*//; # remove GECOS, bug 80011
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$user = sprintf "%s <%s\@gentoo.org>", $fullname, $username;
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}
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# Make sure that we didn't get "root"
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die "Please set ECHANGELOG_USER or run as non-root\n" if $user =~ /<root@/;
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$date = strftime("%d %b %Y", gmtime);
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$entry = "$date; $user ";
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$entry .= join ', ', map "$actions{$_}$_", @files;
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$entry .= ':';
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$entry = Text::Wrap::fill(' ', ' ', $entry); # does not append a \n
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$entry .= "\n$input"; # append user input
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# Each one of these regular expressions will eat the whitespace
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# leading up to the next entry (except the two-space leader on the
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# front of a dated entry), so it needs to be replaced with a
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# double carriage-return. This helps to normalize the spacing in
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# the ChangeLogs.
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if (@new_versions) {
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# Insert at the top with a new version marker
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$text =~ s/^( .*? ) # grab header
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\s*\n(?=\ \ \d|\*|\z) # suck up trailing whitespace
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/"$1\n\n" .
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join("\n", map "*$_ ($date)", reverse @new_versions) .
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"\n\n$entry\n\n"/sxe
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or die "Failed to insert new entry (4)\n";
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} else {
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# Changing an existing patch or ebuild, no new version marker
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# required
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$text =~ s/^( .*? ) # grab header
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\s*\n(?=\ \ \d|\*|\z) # suck up trailing whitespace
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/$1\n\n$entry\n\n/sx
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or die "Failed to insert new entry (3)\n";
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}
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sub update_copyright {
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my ($t) = @_;
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(my $year = $date) =~ s/.* //;
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$t =~ s/^# Copyright \d+(?= )/$&-$year/m or
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$t =~ s/^(# Copyright \d+)-(\d+)/$1-$year/m;
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return $t;
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}
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# Update the copyright year in the ChangeLog
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$text = update_copyright($text);
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# Write the new ChangeLog
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open O, '>ChangeLog.new' or die "Can't open ChangeLog.new for output: $!\n";
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print O $text or die "Can't write ChangeLog.new: $!\n";
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close O or die "Can't close ChangeLog.new: $!\n";
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# Update affected ebuild copyright dates. There is no reason to update the
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# copyright lines on ebuilds that haven't changed. I verified this with an IP
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# lawyer.
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for my $e (grep /\.ebuild$/, @files) {
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my ($etext, $netext);
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open E, "<$e" or warn("Can't read $e to update copyright year\n"), next;
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{ local $/ = undef; $etext = <E>; }
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close E;
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# Attempt the substitution and compare
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$netext = update_copyright($etext);
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next if $netext eq $etext; # skip this file if no change.
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# Write the new ebuild
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open E, ">$e.new" or warn("Can't open $e.new\n"), next;
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print E $netext and
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close E or warn("Can't write $e.new\n"), next;
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# Move things around and show the diff
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system "diff -U 0 $e $e.new";
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rename "$e.new", $e or warn("Can't rename $e.new: $!\n");
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}
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# Move things around and show the ChangeLog diff
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system 'diff -Nu ChangeLog ChangeLog.new';
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rename 'ChangeLog.new', 'ChangeLog' or die "Can't rename ChangeLog.new: $!\n";
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# Okay, now we have a starter ChangeLog to work with.
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# The text will be added just like with any other ChangeLog below.
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# Add the new ChangeLog to cvs before continuing.
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if (open F, $vcs{$vcs}{entries} ) {
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system("$vcs{$vcs}{add} ChangeLog") unless (scalar grep /\/?ChangeLog\/?/, <F>);
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}
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# vim:sw=4 ts=8 expandtab
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