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package CVSFileLocator;
# ************************************************************
# Description : Use CVS to determine the list of modified files.
# Author : Chad Elliott
# Create Date : 11/29/2005
# ************************************************************
# ************************************************************
# Pragmas
# ************************************************************
use strict;
use FileHandle;
use FileLocator;
use vars qw(@ISA);
@ISA = qw(FileLocator);
# ************************************************************
# Subroutine Section
# ************************************************************
sub locate {
my($self) = shift;
my(@dirs) = @_;
my($fh) = new FileHandle();
my(@modified) = ();
my(@removed) = ();
my(@conflicts) = ();
my(@unknown) = ();
my($cvsroot) = $self->obtainCVSROOT();
my($nul) = ($^O eq 'MSWin32' ? 'nul' : '/dev/null');
if (open($fh, 'cvs -q ' . (defined $cvsroot ? "-d $cvsroot " : '') .
"-n update @dirs 2> $nul |")) {
while(<$fh>) {
my($line) = $_;
if ($line =~ /^[AM]\s+(.*)/) {
push(@modified, $1);
}
elsif ($line =~ /^[R]\s+(.*)/) {
push(@removed, $1);
}
elsif ($line =~ /^[C]\s+(.*)/) {
push(@conflicts, $1);
}
elsif ($line =~ /^[\?]\s+(.*)/) {
push(@unknown, $1);
}
}
close($fh);
}
return \@modified, \@removed, \@conflicts, \@unknown;
}
sub obtainCVSROOT {
my($self) = shift;
my($fh) = new FileHandle();
my($croot) = undef;
if (open($fh, 'CVS/Root')) {
while(<$fh>) {
my($line) = $_;
$line =~ s/\s+$//;
if ($line =~ /^:pserver/ || $line =~ /^:ext/) {
if (defined $ENV{CVSROOT} && $line eq $ENV{CVSROOT}) {
last;
}
else {
my($check) = $line;
$check =~ s/:\w+\@/:\@/;
$check =~ s/\.\w+\.\w+:/:/;
my($clen) = length($check);
foreach my $key (keys %ENV) {
my($echeck) = $ENV{$key};
$echeck =~ s/:\w+\@/:\@/;
$echeck =~ s/\.\w+\.\w+:/:/;
if ($check eq $echeck) {
$croot = $ENV{$key};
last;
}
else {
my($len) = length($echeck);
if ($len > 0 &&
substr($check, $clen - $len, $len) eq $echeck) {
$croot = $ENV{$key};
last;
}
}
}
if (defined $croot) {
last;
}
}
if (!defined $croot) {
$croot = $line;
}
}
else {
$croot = $line;
last;
}
}
close($fh);
}
else {
$croot = $ENV{CVSROOT};
}
return $croot;
}
1;
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