package t::lib::Debugger;
use strict;
use warnings FATAL => 'all';
use English qw( -no_match_vars );
local $OUTPUT_AUTOFLUSH = 1;
use Term::ReadLine;
if ( $OSNAME eq 'MSWin32' ) {
$ENV{TERM} = 'dumb';
local $ENV{PERL_RL} = ' ornaments=0';
}
if ( $OSNAME eq 'MSWin32' ) {
require Win32::Process;
require Win32;
use constant NORMALPRIORITYCLASS => 0x00000020;
}
#use Data::Printer { caller_info => 1, colored => 1, };
use Exporter ();
use File::Temp qw(tempdir);
our @ISA = 'Exporter';
our @EXPORT = qw(start_script start_debugger slurp rc_file);
my $host = '127.0.0.1';
my $port = 24642 + int rand(1000);
sub start_script {
my ($file) = @_;
my $dir = tempdir( CLEANUP => 0 );
my $path = $dir;
my $pid;
if ( $OSNAME eq 'MSWin32' ) {
$pid = 'fudge'; # as we don't get one from win32
$path = Win32::GetLongPathName($path);
local $ENV{PERLDB_OPTS} = "RemotePort=$host:$port";
sleep 1;
system( 1, qq($^X -d $file > "$path/out" 2> "$path/err") );
#spawns an external process and immediately returns its process designator, without waiting for it to terminate
} else {
$pid = fork();
die if not defined $pid;
if ( not $pid ) {
local $ENV{PERLDB_OPTS} = "RemotePort=$host:$port";
sleep 1;
exec qq($EXECUTABLE_NAME -d $file > "$path/out" 2> "$path/err");
exit 0;
}
}
return ( $dir, $pid );
}
sub start_debugger {
require Debug::Client;
my $debugger = Debug::Client->new( host => $host, port => $port, );
return $debugger;
}
sub slurp {
my ($file) = @_;
open my $fh, '<', $file or die "Could not open '$file' $!";
local $/ = undef;
return <$fh>;
}
# the debugger loads custom settings from
# a .perldb file. If the user has it, some
# test outputs might go boo boo.
sub rc_file {
require File::HomeDir;
require File::Spec;
return -e File::Spec->catfile(
File::HomeDir->my_home,
'.perldb'
);
}
1;