-# Check to make sure there aren't other perls around in installer's
-# path. This is probably UNIX-specific. Check all absolute directories
-# in the path except for where public executables are supposed to live.
-# Also skip $mainperl if the user opted to have it be a link to the
-# installed perl.
-
-if (!$versiononly && !$opts{'skip-otherperls'}) {
- my ($path, @path);
- my $dirsep = ($Is_OS2 || $Is_W32 || $Is_NetWare) ? ';' : ':' ;
- ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
- @path = split(/$dirsep/, $path);
- if ($Is_VMS) {
- my $i = 0;
- while (exists $ENV{'DCL$PATH' . $i}) {
- my $dir = unixpath($ENV{'DCL$PATH' . $i}); $dir =~ s-/$--;
- push(@path,$dir);
- }
- }
- my @otherperls;
- my %otherperls;
- for (@path) {
- next unless m,^/,;
- # Use &samepath here because some systems have other dirs linked
- # to $mainperldir (like SunOS)
- next unless -d;
- next if samepath($_, $binexp);
- next if samepath($_, cwd());
- next if ($mainperl_is_instperl && samepath($_, $mainperldir));
- my $otherperl = "$_/$perl$exe_ext";
- next if $otherperls{$otherperl}++;
- push(@otherperls, $otherperl)
- if (-x $otherperl && ! -d $otherperl);
- }
- if (@otherperls) {
- warn "\nWarning: $perl appears in your path in the following " .
- "locations beyond where\nwe just installed it:\n";
- for (@otherperls) {
- warn " ", $_, "\n";
- }
- warn "\n";
- }
-
-}