chdir("$directory/tmp/") or die;
system("tar -zxvf ../../$filename") and die;
-system("find -type f -exec mv {} .. \\;") and die;
+system("find . -type f -exec mv {} .. \\;") and die;
chdir("..");
-system("find -type d -exec rmdir {} \\; 2> /dev/null");
+system("find . -type d -exec rmdir {} \\; 2> /dev/null");
$c = 'find . \( -name "*.cc" -or -name "*.h" -or -name "*.c" \) -exec cp {} {}.orig \;';
print "$c\n";
system($c);
-system("patch < ../xpdf-changes.patch 2>&1 | grep failed");
+system("patch < ../xpdf-changes.patch 2>&1 | grep -i failed");
chdir("..");
system("rm -f xpdf");
system("ln -s $directory xpdf");