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|
################################################################################
#
# devtools.pl -- various utility functions
#
# NOTE: This will only be called by the overarching (modern) perl
#
################################################################################
#
# Version 3.x, Copyright (C) 2004-2013, Marcus Holland-Moritz.
# Version 2.x, Copyright (C) 2001, Paul Marquess.
# Version 1.x, Copyright (C) 1999, Kenneth Albanowski.
#
# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl itself.
#
################################################################################
use Data::Dumper;
$Data::Dumper::Sortkeys = 1;
use IO::File;
use warnings; # Can't use strict because of %opt passed from caller
require "./parts/inc/inctools";
eval "use Term::ANSIColor";
$@ and eval "sub colored { pop; @_ }";
my @argvcopy = @ARGV;
sub verbose
{
if ($opt{verbose}) {
my @out = @_;
s/^(.*)/colored("($0) ", 'bold blue').colored($1, 'blue')/eg for @out;
print STDERR @out;
}
}
sub ddverbose
{
return $opt{verbose} ? ('--verbose') : ();
}
sub runtool
{
my $opt = ref $_[0] ? shift @_ : {};
my($prog, @args) = @_;
my $sysstr = join ' ', map { "'$_'" } $prog, @args;
$sysstr .= " >$opt->{'out'}" if exists $opt->{'out'};
$sysstr .= " 2>$opt->{'err'}" if exists $opt->{'err'};
verbose("running $sysstr\n");
my $rv = system $sysstr;
verbose("$prog => exit code $rv\n");
return not $rv;
}
sub runperl
{
my $opt = ref $_[0] ? shift @_ : {};
runtool($opt, $^X, @_);
}
sub run
{
my $prog = shift;
my @args = @_;
runtool({ 'out' => 'tmp.out', 'err' => 'tmp.err' }, $prog, @args);
my $out = IO::File->new("tmp.out") or die "tmp.out: $!\n";
my $err = IO::File->new("tmp.err") or die "tmp.err: $!\n";
my %rval = (
status => $? >> 8,
stdout => [<$out>],
stderr => [<$err>],
didnotrun => 0, # Note that currently this will always be 0
# This must have been used in earlier versions
);
unlink "tmp.out", "tmp.err";
$? & 128 and $rval{core} = 1;
$? & 127 and $rval{signal} = $? & 127;
# This is expected and isn't an error.
@{$rval{stderr}} = grep { $_ !~ /make.*No rule .*realclean/ } @{$rval{stderr}};
if ( exists $rval{core}
|| exists $rval{signal}
|| ($opt{debug} > 2 && @{$rval{stderr}} && $rval{status})
|| ($opt{debug} > 3 && @{$rval{stderr}})
|| ($opt{debug} > 4 && @{$rval{stdout}}))
{
print STDERR "Returning\n", Dumper \%rval;
# Under verbose, runtool already output the call string
unless ($opt{verbose}) {
print STDERR "from $prog ", join ", ", @args;
print STDERR "\n";
}
}
return \%rval;
}
sub ident_str
{
return "$^X $0 @argvcopy";
}
sub identify
{
verbose(ident_str() . "\n");
}
sub ask($)
{
my $q = shift;
my $a;
local $| = 1;
do {
print "\a\n$q [y/n] ";
return unless -t; # Fail if no tty input
$a = <>; }
while ($a !~ /^\s*([yn])\s*$/i);
return lc $1 eq 'y';
}
sub quit_now
{
print "\nSorry, cannot continue.\a\n\n";
exit 1;
}
sub ask_or_quit
{
quit_now unless &ask;
}
sub eta
{
my($start, $i, $n) = @_;
return "--:--:--" if $i < 3;
my $elapsed = tv_interval($start);
my $h = int($elapsed*($n-$i)/$i);
my $s = $h % 60; $h /= 60;
my $m = $h % 60; $h /= 60;
return sprintf "%02d:%02d:%02d", $h, $m, $s;
}
sub get_and_sort_perls($)
{
my $opt = shift;
my $starting;
$starting = int_parse_version($opt->{'debug-start'})
if $opt->{'debug-start'};
# Uses the opt structure parameter to find the perl versions to use this
# run, and returns an array with a hash representing blead in the 0th
# element and the oldest in the final one. Each entry looks like
# {
# 'version' => '5.031002',
# 'file' => '5031002',
# 'path' => '/home/khw/devel/bin/perl5.31.2'
# },
#
# Get blead and all other perls
my @perls = $opt->{blead};
for my $dir (split ",", $opt->{install}) {
push @perls, grep !/-RC\d+/, glob "$dir/bin/perl5.*";
}
# Normalize version numbers into 5.xxxyyy, and convert each element
# describing the perl to be a hash with keys 'version' and 'path'
for (my $i = 0; $i < @perls; $i++) {
my $version = `$perls[$i] -e 'print \$]'`;
my $file = int_parse_version($version);
$version = format_version($version);
# Make this entry a hash with its version, file name, and path
$perls[$i] = { version => $version,
file => $file,
path => $perls[$i],
};
}
# Sort in descending order. We start processing the most recent perl
# first.
@perls = sort { $b->{file} <=> $a->{file} } @perls;
# Override blead's version if specified.
if (exists $opt->{'blead-version'}) {
$perls[0]{version} = format_version($opt->{'blead-version'});
}
my %seen;
# blead's todo is its version plus 1. Otherwise, each todo is the
# previous one's. Also get rid of duplicate versions.
$perls[0]{todo} = $perls[0]{file} + 1;
$seen{$perls[0]{file}} = 1;
for my $i (1 .. $#perls) {
last unless defined $perls[$i];
if ( exists $seen{$perls[$i]{file}}
|| ($starting && $perls[$i]{file} gt $starting)
) {
splice @perls, $i, 1;
redo;
}
$seen{$perls[$i]{file}} = 1;
$perls[$i]{todo} = $perls[$i-1]{file};
}
# The earliest perl gets a special marker key, consisting of the proper
# file name
$perls[$#perls]{final} = $perls[$#perls]{file};
if ($opt{debug}) {
print STDERR "The perls returned are: ", Dumper \@perls;
}
return \@perls;
}
1;
|
