I<dir> (or current directory) and working back up to five levels of '..'.
Intended for use on command line with B<-M> option as a way of testing
-arbitary scripts against an uninstalled version of a package.
+arbitrary scripts against an uninstalled version of a package.
However it is possible to :
Nick Ing-Simmons nik@tiuk.ti.com
-=cut
+=cut
use Cwd;
+use File::Spec;
-use vars qw($VERSION);
-$VERSION = '1.00';
+use vars qw($VERSION $Verbose);
+$VERSION = '1.03';
+$Verbose = 0;
sub import
{
my $package = shift;
- my $dir = getcwd;
+ my $dir;
+ if ($^O eq "MSWin32" && -f "Win32.xs") {
+ # We don't use getcwd() on Windows because it will internally
+ # call Win32::GetCwd(), which will get the Win32 module loaded.
+ # That means that it would not be possible to run `make test`
+ # for the Win32 module because blib.pm would always load the
+ # installed version before @INC gets updated with the blib path.
+ chomp($dir = `cd`);
+ }
+ else {
+ $dir = getcwd;
+ }
+ if ($^O eq 'VMS') { ($dir = VMS::Filespec::unixify($dir)) =~ s-/\z--; }
if (@_)
{
$dir = shift;
- $dir =~ s/blib$//;
- $dir =~ s,/+$,,;
- $dir = '.' unless ($dir);
+ $dir =~ s/blib\z//;
+ $dir =~ s,/+\z,,;
+ $dir = File::Spec->curdir unless ($dir);
die "$dir is not a directory\n" unless (-d $dir);
}
- my $i = 5;
+ my $i = 5;
+ my($blib, $blib_lib, $blib_arch);
while ($i--)
{
- my $blib = "${dir}/blib";
- if (-d $blib && -d "$blib/arch" && -d "$blib/lib")
+ $blib = File::Spec->catdir($dir, "blib");
+ $blib_lib = File::Spec->catdir($blib, "lib");
+
+ if ($^O eq 'MacOS')
+ {
+ $blib_arch = File::Spec->catdir($blib_lib, $MacPerl::Architecture);
+ }
+ else
+ {
+ $blib_arch = File::Spec->catdir($blib, "arch");
+ }
+
+ if (-d $blib && -d $blib_arch && -d $blib_lib)
{
- unshift(@INC,"$blib/arch","$blib/lib");
- warn "Using $blib\n";
+ unshift(@INC,$blib_arch,$blib_lib);
+ warn "Using $blib\n" if $Verbose;
return;
}
- $dir .= "/..";
+ $dir = File::Spec->catdir($dir, File::Spec->updir);
}
die "Cannot find blib even in $dir\n";
}