gecko-dev/webtools/tinderbox/warnings.pl

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#! /usr/bonsaitools/bin/perl
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# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public License
# Version 1.1 (the "License"); you may not use this file except in
# compliance with the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS"
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
# License for the specific language governing rights and limitations
# under the License.
#
# The Original Code is Tinderbox
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are Copyright (C) 1999
# Netscape Communications Corporation. All Rights Reserved.
#
# Contributor(s): Stephen Lamm <slamm@mozilla.org>
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#
# Usage:
#
# Run this script on lounge.mozilla.org. To run it there,
# cd to /opt/webtools/tinderbox and run it without
# any arguments:
#
# ./warnings.pl [--debug]
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#
use FileHandle;
# A few global variables are used in the program.
#
# %warnings - Main warnings data structure
# $warnings{$file}{$line} => {
# first_seen_line =>, # First place in build log where warning is seen.
# count =>, # Number of warnings attributed to this line.
# ignorecount =>, # Number of ignored warnings for this line.
# list => [ { # Array of hash tables for each warning.
# log_file =>, # Then name of the log file from which the warning came.
# warning_text =>, # The actual text of the warning
# ignore =>, # Is this warning ignored? (values are 0 or 1)
# }, {...}, ... ]
# }
#
# %warnings_by_who - Like %warnings, but adds indexing by who, and blame fields.
# $warnings_by_who{$who}{$file}{$line} => {
# first_seen_line =>,
# count =>,
# ignorecount =>,
# list => [ {
# log_file =>,
# warning_text =>,
# ignore =>,
# }, {...}, ... ]
# line_rev =>, # CVS revision number of line
# source =>, # Five lines of source code centered on the line
# }
#
# %who_count - Number of warnings attributed to each email address
# $who_count{$who} = $count
#
# @ignore - Array of regexp's of warnings to ignore
# @ignore_dir - Array of hashes of warnings matched with directories
# @ignore_dir = (
# { warning=>'<warning pattern>', dir=>'<source patter>' },
# {...}, ...
# )
# @ignore_match - Array of hashes of warnings matched with source to ignore
# @ignore_match = (
# { warning=>'<warning pattern>', source=>'<source patter>' },
# {...}, ...
# )
sub usage {
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warn "usage: warnings.pl <tree/logfile>\n";
}
# This is for gunzip (should add a configure script to handle this).
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$ENV{PATH} .= "/bin:/usr/local/bin";
$debug = 1, shift @ARGV if $ARGV[0] eq '--debug';
&usage, die "Error: Not enough arguments\n" if $#ARGV == -1;
# Load tinderbox build data.
# (So we can find the last successful build for the tree of intestest.)
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$log_file = shift @ARGV;
# tinderbox/tbglobals.pl uses many shameful globals
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&usage, die "Logfile does not exist, $log_file\n" unless -e $log_file;
($tree, $log_file) = split '/', $log_file;
$form{tree} = $tree;
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&usage, die "Tree does not exist, $tree\n" unless -d $tree;
require 'tbglobals.pl';
require "$tree/treedata.pl";
$source_root = 'mozilla';
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# ===================================================================
# Warnings to ignore
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@mac_ignore = (
'function has no prototype',
'inline function call .* not inlined',
);
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@ignore = (
'location of the previous definition',
'\' was hidden',
#'declaration of \`index\' shadows global',
'declaration of \`ws\' shadows global', # From istream
'declaration of \`free\' shadows global', # From strstream.h
'declaration of \`(?:y0|y1|j1|remainder)\' shadows global', #From mathcalls.h
'is not \(any longer\) pertinent', # cvs warning we can safely ignore
'ANSI C forbids long long integer constants', # js uses long long constants
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);
# Patterns that need to match warning text and source directory
#
@ignore_dir = (
# mailnews is stuck with this
{ warning=>'aggregate has a partly bracketed initializer',
dir=>'mailnews/mime/' }
);
# Patterns that need to match warning text and source code text
#
@ignore_match = (
{ warning=>'statement with no effect', source=>'(?:JS_|PR_)?ASSERT'},
);
# ===================================================================
# beginning of main
# Build a hash table of all the files in the tree.
# We need this because the warnings do not always give the full
# paths to files.
#
print STDERR "Building hash of file names...";
($file_bases, $file_fullpaths) = build_file_hash($cvs_root, @cvs_modules);
print STDERR "done.\n";
# Find the build we want and generate warnings for it
#
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$br = find_build_record($tree,$log_file);
%warnings = ();
%warnings_by_who = ();
%who_count = ();
$total_warnings_count = 0;
$total_ignored_count = 0;
# Parse the build log for warnings
#
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warn "Parsing $br->{buildname}, $log_file\n";
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$fh = new FileHandle "gunzip -c $tree/$log_file |"
or die "Unable to open $tree/$log_file\n";
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if ($br->{errorparser} eq 'unix') {
gcc_parser($fh, $cvs_root, $tree, $log_file, $file_bases, $file_fullpaths);
} elsif ($br->{errorparser} eq 'mac') {
mac_parser($fh, $cvs_root, $tree, $log_file, $file_bases, $file_fullpaths);
}
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$fh->close;
# Attach blame to all the warnings
# (Yes, global variables are flying around.)
&build_blame($cvs_root, $file_fullpaths);
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# Come up with the temporary filenames for the output
#
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my $warn_file = "$tree/warn$log_file";
$warn_file =~ s/\.gz$/.html/;
my $warn_file_by_file = $warn_file;
$warn_file_by_file =~ s/\.html$/-by-file.html/;
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# Write the warnings indexed by who
#
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$fh->open(">$warn_file") or die "Unable to open $warn_file: $!\n";
my $time_str = print_html_by_who($fh, $br);
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$fh->close;
# Write the warnings indexed by file
#
# $fh->open(">$warn_file_by_file")
# or die "Unable to open $warn_file_by_file: $!\n";
# print_html_by_file($fh, $br);
# $fh->close;
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my $total_unignored_warnings = $total_warnings_count - $total_ignored_count;
if ($total_unignored_warnings > 0) {
# Add an entry to the warning log
#
my $warn_log = "$tree/warnings.dat";
$fh->open(">>$warn_log") or die "Unable to open $warn_log: $!\n";
print $fh "$log_file|$total_unignored_warnings\n";
$fh->close;
}
# end of main
# ===================================================================
sub build_file_hash {
my ($cvs_root, @modules) = @_;
read_cvs_modules_file();
local %bases = (); # Set in find_cvs_files
local %fullpath = (); # Set in find_cvs_files
for my $module_item (@modules) {
my $module = $module_item->[0];
local $tag = $module_item->[1]; # Used in find_cvs_files
my @include_list = ();
my @exclude_list = ();
if (-d "$cvs_root/$module") {
$include_list[0] = $module
} else {
expand_cvs_modules($module, \@include_list, \@exclude_list);
}
local $exclude_pat = join '|', @exclude_list; # Used in find_cvs_files
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use Cwd;
my $save_dir = cwd;
use File::Find;
for my $include (@include_list) {
$include .= ",v" unless -d "$cvs_root/$include";
&find(\&find_cvs_files, "$cvs_root/$include");
}
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chdir $save_dir;
}
return \%bases, \%fullpath;
}
sub read_cvs_modules_file
{
local $_;
open MODULES, "$cvs_root/CVSROOT/modules"
or die "Unable to open modules file: $cvs_root/CVSROOT/modules\n";
while (<MODULES>) {
if (/ -a /) {
while (/\\$/) {
chomp;
chop;
$_ .= <MODULES>;
}
chomp;
my ($module_name, $list) = split /\s+-a\s+/, $_, 2;
$modules{$module_name} = [ split /\s+/, $list ];
} } }
sub expand_cvs_modules {
my ($module_name, $include_list, $exclude_list) = @_;
warn "no module named $module_name\n" unless defined $modules{$module_name};
for my $member (@{$modules{$module_name}}) {
next if $member eq '';
if (defined $modules{$member}) {
expand_cvs_modules($member, $include_list, $exclude_list);
} else {
if ($member =~ /^!/) {
push @$exclude_list, substr $member, 1;
} else {
push @$include_list, $member;
} } } }
sub find_cvs_files {
$File::Find::prune = 1 if /.OBJ$/ or /^CVS$/ or /^Attic$/;
if (-d $_) {
$File::Find::prune = 1 if $seen{$File::Find::name};
$File::Find::prune = 1 if $exclude_pat ne '' and /$exclude_pat/o;
$seen{$File::Find::name} = 1;
return;
}
my $dir = $File::Find::dir;
$dir =~ s|^$cvs_root/$source_root/||o;
$dir =~ s|/$||;
my $file = substr $_, 0, -2;
if (defined $module_files{$file}) {
$bases{$file} = '[multiple]';
} else {
$bases{$file} = $dir;
}
$fullpath{"$dir/$file"} = $tag;
}
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sub find_build_record {
my $tree = shift;
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my $log_file = shift;
my @build_records = ();
my $br;
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$maxdate = time;
$mindate = $maxdate - 5*60*60; # Go back 5 hours
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print STDERR "Loading build data...";
tb_load_data();
print STDERR "done\n";
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for (my $ii=0; $ii <= $name_count; $ii++) {
for (my $tt=0; $tt <= $time_count; $tt++) {
if (defined($br = $build_table->[$tt][$ii])
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and $br->{logfile} eq $log_file) {
return $br;
} } }
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return undef;
}
sub gcc_parser {
my ($fh, $cvs_root, $tree, $log_file, $file_bases, $file_fullnames) = @_;
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my $build_dir = '';
my $ignore_pat = "(?:".join('|',@ignore).")";
PARSE_TOP: while (<$fh>) {
# Directory
#
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if (/^gmake\[\d\]: Entering directory \`(.*)\'$/) {
$build_dir = $1;
$build_dir =~ s|^.*/$source_root/||o;
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}
# Now only match lines with "warning:"
next unless /warning:/;
chomp; # Yum, yum
warn "debug> $_\n" if $debug;
my ($filename, $line, $warning_text);
($filename, $line, undef, $warning_text) = split /:\s*/, $_, 4;
$filename =~ s/.*\///;
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# Special case for Makefiles
$filename =~ s/Makefile$/Makefile.in/;
# Look up the file name to determine the directory
my $dir = '';
if ($file_fullnames->{"$build_dir/$filename"}) {
$dir = $build_dir;
} else {
unless(defined($dir = $file_bases->{$filename})) {
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$dir = '[no_match]';
}
}
my $file = "$dir/$filename";
# Special case for "`foo' was hidden\nby `foo2'"
$warning_text = "...was hidden $warning_text" if $warning_text =~ /^by \`/;
# Remember line of first occurrence in the build log
unless (defined $warnings{$file}{$line}) {
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$warnings{$file}{$line}->{first_seen_line} = $.;
$warnings{$file}{$line}->{ignorecount} = 0;
}
my $ignore_it = /$ignore_pat/o;
unless ($ignore_it) {
# Now check if the warning should be ignored based on directory
for $ignore_rec (@ignore_dir) {
next unless $dir =~ /^$ignore_rec->{dir}/;
next unless /$ignore_rec->{warning}/;
$ignore_it = 1;
last;
}
}
if ($ignore_it) {
$warnings{$file}{$line}->{ignorecount}++;
$total_ignored_count++;
}
$warnings{$file}{$line}->{count}++;
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$total_warnings_count++;
# Do not re-add this warning if it has been seen before
for my $rec (@{ $warnings{$file}{$line}->{list} }) {
next PARSE_TOP if $rec->{warning_text} eq $warning_text;
}
# Remember where in the build log the warning occured
push @{ $warnings{$file}{$line}->{list} }, {
log_file => $log_file,
warning_text => $warning_text,
ignore => $ignore_it,
};
}
warn "debug> $. lines read\n" if $debug;
}
sub mac_parser {
my ($fh, $cvs_root, $tree, $log_file, $file_bases, $file_fullnames) = @_;
my $build_dir = '';
my $ignore_pat = "(?:".join('|',@mac_ignore).")";
PARSE_TOP: while (<$fh>) {
# Now only match lines with "warning:"
next unless /^Warning :/;
#print STDERR "Found a warning: $_";
chomp; # Yum, yum
warn "debug> $_\n" if $debug;
my ($filename, $line, $warning_text);
(undef, $warning_text) = split /:\s*/, $_, 2;
$_ = <$fh>;
while (not /^\S+ line \d+/) {
next PARSE_TOP if /^\S*$/;
chomp;
$warning_text .= " $_";
$_ = <$fh>;
}
($filename, undef, $line, undef) = split;
# Look up the file name to determine the directory
my $dir = '';
unless(defined($dir = $file_bases->{$filename})) {
$dir = '[no_match]';
}
my $file = "$dir/$filename";
# Remember line of first occurrence in the build log
unless (defined $warnings{$file}{$line}) {
$warnings{$file}{$line}->{first_seen_line} = $.;
$warnings{$file}{$line}->{ignorecount} = 0;
}
$ignore_it = 0;
$ignore_it = 1 if $warning_text =~ /^$ignore_pat$/o;
if (0) { # unless ($ignore_it) {
# Now check if the warning should be ignored based on directory
for $ignore_rec (@ignore_dir) {
next unless $dir =~ /^$ignore_rec->{dir}/;
next unless /$ignore_rec->{warning}/;
$ignore_it = 1;
last;
}
}
if ($ignore_it) {
$warnings{$file}{$line}->{ignorecount}++;
$total_ignored_count++;
}
$warnings{$file}{$line}->{count}++;
$total_warnings_count++;
# Do not re-add this warning if it has been seen before
for my $rec (@{ $warnings{$file}{$line}->{list} }) {
next PARSE_TOP if $rec->{warning_text} eq $warning_text;
}
# Remember where in the build log the warning occured
push @{ $warnings{$file}{$line}->{list} }, {
log_file => $log_file,
warning_text => $warning_text,
ignore => $ignore_it,
};
}
warn "debug> $. lines read\n" if $debug;
}
sub build_blame {
my ($cvs_root, $tags) = @_;
use lib '../bonsai';
require 'utils.pl';
require 'cvsblame.pl';
while (($file, $lines_hash) = each %warnings) {
my $rcs_filename = "$cvs_root/$source_root/$file,v";
unless (-e $rcs_filename) {
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warn "Unable to find $rcs_filename\n";
$unblamed{$file} = 1;
next;
}
$::opt_rev = $tags->{$file} if defined $tags->{$file};
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my $revision = 0;
eval {
$revision = &parse_cvs_file($rcs_filename);
};
if ($@) {
warn "Error parsing $rcs_filename: $@\n";
$unblamed{$file} = 1;
next;
}
my @text = &extract_revision($revision);
LINE: while (my ($line, $line_rec) = each %{$lines_hash}) {
my $line_rev = $revision_map[$line-1];
my $who = $revision_author{$line_rev};
my $source_text = join '', @text[$line-3..$line+1];
$source_text =~ s/\t/ /g;
$who = "$who%netscape.com" unless $who =~ /[%]/;
$line_rec->{line_rev} = $line_rev;
$line_rec->{source} = $source_text;
for $ignore_rec (@ignore_match) {
for my $warn_rec (@{ $line_rec->{list}}) {
if ($warn_rec->{warning_text} =~ /$ignore_rec->{warning}/
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and $source_text =~ /$ignore_rec->{source}/
and not $warn_rec->{ignore}) {
$warn_rec->{ignore} = 1;
$line_rec->{ignorecount}++;
next LINE;
}
}
}
$warnings_by_who{$who}{$file}{$line} = $line_rec;
$who_count{$who} += $line_rec->{count} - $line_rec->{ignorecount};
}
}
}
sub print_summary_table
{
my ($who_list_ref, $who_count_hash_ref) = @_;
my $num_whos = $#{$who_list_ref} + 1;
# Summary Table (name, count)
#
use POSIX;
print "<table border=0 cellpadding=1 cellspacing=0 bgcolor=white>\n";
my $num_columns = 3;
my $num_rows = ceil($num_whos / $num_columns);
for (my $ii=0; $ii < $num_rows; $ii++) {
print "<tr>";
for (my $jj=0; $jj < $num_columns; $jj++) {
my $index = $ii + $jj * $num_rows;
next if $index > $num_whos;
my $name = $who_list_ref->[$index];
next unless defined $name;
my $count = $who_count_hash_ref->{$name};
next unless $count;
#warn "$ii\t$jj\t$index\t$name\t$count\n";
$name =~ s/%.*//;
print " " x $jj;
print "<td><a href='#$name'>$name</a>";
print "</td><td>";
print "$count";
print "</td><td>&nbsp;&nbsp;&nbsp;</td>\n";
}
print "</tr>\n";
}
print "</table><p>\n";
}
sub print_html_by_who {
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my ($fh, $br) = @_;
my ($buildname, $buildtime) = ($br->{buildname}, $br->{buildtime});
my $time_str = print_time( $buildtime );
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# Change the default destination for print to $fh
my $old_fh = select($fh);
my $total_unignored_count = $total_warnings_count - $total_ignored_count;
for $who (sort { $who_count{$b} <=> $who_count{$a}
|| $a cmp $b } keys %who_count) {
next if $who_count{$who} == 0;
push @who_list, $who;
}
print <<"__END_HEADER";
<html>
<head>
<title>Blamed Build Warnings</title>
</head>
<body BGCOLOR="#FFFFFF" TEXT="#000000"
LINK="#0000EE" VLINK="#551A8B" ALINK="#FF0000">
<font size="+2" face="Helvetica,Arial"><b>
Blamed Build Warnings
</b></font><br>
<font size="+1" face="Helvetica,Arial">
$buildname on $time_str<br>
$total_unignored_count total warnings
</font><p>
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<table cellspacing=0 cellpadding=0 border=0><tr bgcolor="#F0A000"><td>
<table cellpadding=2 cellspacing=2 border=0><tr bgcolor="#FFFFFF">
<th colspan=2><font size="+1" face="Helvetica,Arial">
Summary</font></th></tr>
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<tr bgcolor="#FFFFFF"><td><font face="Helvetica,Arial"><b>
by count</b></font>
__END_HEADER
print_summary_table(\@who_list, \%who_count);
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print "</td><td><font face='Helvetica,Arial'><b>";
print "by name</b></font>";
print_summary_table([sort @who_list], \%who_count);
print "</td></tr></table>";
print "</td></tr></table>";
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# Count Unblamed warnings
#
for my $file (keys %unblamed) {
for my $linenum (keys %{$warnings{$file}}) {
$who_count{Unblamed} += $warnings{$file}{$linenum}{count};
$who_count{Unblamed} -= $warnings{$file}{$linenum}{ignorecount};
$warnings_by_who{Unblamed}{$file}{$linenum} = $warnings{$file}{$linenum};
}
}
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# Print all the warnings
#
for $who (@who_list, "Unblamed") {
my $total_count = $who_count{$who};
next if $total_count == 0;
my ($name, $email);
($name = $who) =~ s/%.*//;
($email = $who) =~ s/%/@/;
print "<h2>";
print "<a name='$name' href='mailto:$email'>" unless $name eq 'Unblamed';
print "$name";
print "</a>" unless $name eq 'Unblamed';
print " (1 warning)" if $total_count == 1;
print " ($total_count warnings)" if $total_count > 1;
print "</h2>";
print "\n<table>\n";
my $count = 1;
for $file (sort keys %{$warnings_by_who{$who}}) {
for $linenum (sort keys %{$warnings_by_who{$who}{$file}}) {
my $line_rec = $warnings_by_who{$who}{$file}{$linenum};
my $count_for_line = $line_rec->{count} - $line_rec->{ignorecount};
next if $count_for_line == 0;
print_count($count, $count_for_line);
print_warning($tree, $br, $file, $linenum, $line_rec);
print_source_code($linenum, $line_rec) unless $unblamed{$file};
$count += $count_for_line;
}
}
print "</table>\n";
}
print <<"__END_FOOTER";
<p>
<hr align=left>
Send questions or comments to
&lt;<a href="mailto:slamm\@netscape.com?subject=About the Blamed Build Warnings">slamm\@netcape.com</a>&gt;.
</body></html>
__END_FOOTER
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# Change default destination back.
select($old_fh);
return $time_str;
}
sub print_html_by_file {
my ($fh, $br) = @_;
my ($buildname, $buildtime) = ($br->{buildname}, $br->{buildtime});
my $time_str = print_time( $buildtime );
# Change the default destination for print to $fh
my $old_fh = select($fh);
my $total_unignored_count = $total_warnings_count - $total_ignored_count;
print <<"__END_HEADER";
<html>
<head>
<title>Build Warnings By File</title>
</head>
<body>
<font size="+2" face="Helvetica,Arial"><b>
Build Warnings By File
</b></font><br>
<font size="+1" face="Helvetica,Arial">
$buildname on $time_str<br>
$total_unignored_count total warnings
</font><p>
__END_HEADER
# Print all the warnings
#
for $who (@who_list, "Unblamed") {
my $total_count = $who_count{$who};
my ($name, $email);
($name = $who) =~ s/%.*//;
($email = $who) =~ s/%/@/;
print "<h2>";
print "<a name='$name' href='mailto:$email'>" unless $name eq 'Unblamed';
print "$name";
print "</a>" unless $name eq 'Unblamed';
print " (1 warning)" if $total_count == 1;
print " ($total_count warnings)" if $total_count > 1;
print "</h2>";
print "\n<table>\n";
my $count = 1;
for $file (sort keys %{$warnings_by_who{$who}}) {
for $linenum (sort keys %{$warnings_by_who{$who}{$file}}) {
my $line_rec = $warnings_by_who{$who}{$file}{$linenum};
my $count_for_line = $line_rec->{count} - $line_rec->{ignorecount};
next if $count_for_line == 0;
print_count($count, $count_for_line);
print_warning($tree, $br, $file, $linenum, $line_rec);
print_source_code($linenum, $line_rec) unless $unblamed{$file};
$count += $count_for_line;
}
}
print "</table>\n";
}
print <<"__END_FOOTER";
<p>
<hr align=left>
Send questions or comments to
&lt;<a href="mailto:slamm\@netscape.com?subject=About the Blamed Build Warnings">slamm\@netcape.com</a>&gt;.
</body></html>
__END_FOOTER
# Change default destination back.
select($old_fh);
}
sub print_count {
my ($start, $count) = @_;
print "<tr><td align=right>$start";
print "-".($start+$count-1) if $count > 1;
print ".</td>";
}
sub print_warning {
my ($tree, $br, $file, $linenum, $line_rec) = @_;
print "<td>";
# File link
if ($file =~ /\[multiple\]/) {
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$file =~ s/\[multiple\]\///;
print "<a href='http://lxr.mozilla.org/seamonkey/find?string=$file'>";
print "$file:$linenum";
print "</a> (multiple file matches)";
} elsif ($file =~ /\[no_match\]/) {
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$file =~ s/\[no_match\]\///;
print "<b>$file:$linenum</b> (no file match)";
} else {
print "<a href='"
.file_url($file,$linenum)."'>";
print "$file:$linenum";
print "</a> ";
}
# Build log link
my $log_line = $line_rec->{first_seen_line};
print " (<a href='"
.build_url($tree, $br, $log_line)
."'>";
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my $count = $line_rec->{count} - $line_rec->{ignorecount};
if ($count == 1) {
print "See build log excerpt";
} else {
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print "See 1st of $count warnings in build log";
}
print "</a>)";
print "</td></tr><tr><td></td><td>";
for my $warn_rec (@{ $line_rec->{list}}) {
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next if $warn_rec->{ignore};
my $warning = $warn_rec->{warning_text};
# Warning text
print "\u$warning<br>";
}
print "</td></tr>";
}
sub print_source_code {
my ($linenum, $line_rec) = @_;
# Source code fragment
#
print "<tr><td></td><td bgcolor=#ededed>";
print "<pre>";
my $source_text = trim_common_leading_whitespace($line_rec->{source});
$source_text =~ s/&/&amp;/gm;
$source_text =~ s/</&lt;/gm;
$source_text =~ s/>/&gt;/gm;
# Highlight the warning's keyword
for my $warn_rec (@{ $line_rec->{list}}) {
my $warning = $warn_rec->{warning_text};
my ($keyword) = $warning =~ /\`([^\']*)\'/;
next unless defined $keyword and $keyword ne '';
$source_text =~ s|\b\Q$keyword\E\b|<b>$keyword</b>|gm;
last;
}
my $line_index = $linenum - 2;
$source_text =~ s/^(.*)$/$line_index++." $1"/gme;
$source_text =~ s|^($linenum.*)$|<font color='red'>\1</font>|gm;
chomp $source_text;
print $source_text;
#print "</pre>";
print "</td></tr>\n";
}
sub build_url {
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my ($tree, $br, $linenum) = @_;
my $name = $br->{buildname};
$name =~ s/ /%20/g;
return "../showlog.cgi?log=$tree/$br->{logfile}:$linenum";
}
sub file_url {
my ($file, $linenum) = @_;
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return "http://bonsai.mozilla.org/cvsblame.cgi"
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."?file=mozilla/$file&mark=$linenum#".($linenum-10);
}
sub trim_common_leading_whitespace {
# Adapted from dequote() in Perl Cookbook by Christiansen and Torkington
local $_ = shift;
my $white; # common whitespace
if (/(?:(\s*).*\n)(?:(?:\1.*\n)|(?:\s*\n))+$/) {
$white = $1;
} else {
$white = /^(\s+)/;
}
s/^(?:$white)?//gm unless $white eq '';
s/^\s+$//gm;
return $_;
}
# Print big numbers with commas (e.g. 3,314).
sub commify {
my $text = reverse $_[0];
$text =~ s/(\d\d\d)(?=\d)(?!\d*\.)/$1,/g;
return scalar reverse $text;
}