1#!/usr/local/bin/perl
2
3# Make a world-writeable directory for saving state.
4$ww = 'WORLD_WRITABLE';
5unless (-w $ww) {
6    $u = umask 0;
7    mkdir $ww, 0777;
8    umask $u;
9}
10
11# Decode the sample image.
12for $uu (<*.uu>) {
13    unless (open UU, "<$uu") { warn "Can't open $uu: $!\n"; next }
14    while (<UU>) {
15        chomp;
16	if (/^begin\s+\d+\s+(.+)$/) {
17	    $bin = $1;
18	    last;
19	}
20    }
21    unless (open BIN, "> $bin") { warn "Can't create $bin: $!\n"; next }
22    binmode BIN;
23    while (<UU>) {
24	chomp;
25	last if /^end/;
26	print BIN unpack "u", $_;
27    }
28    close BIN;
29    close UU;
30}
31
32# Create symlinks from *.txt to *.cgi for documentation purposes.
33foreach (<*.cgi>) {
34    ($target = $_) =~ s/cgi$/txt/i;
35    symlink $_, $target unless -e $target;
36}
37