buildzip.pl: more fixes
commit9ee7c099ffe4fa889ff3a392b388a67af04f7d93
authorfunman <funman@a1c6a512-1295-4272-9138-f99709370657>
Wed, 7 Jul 2010 20:31:34 +0000 (7 20:31 +0000)
committerfunman <funman@a1c6a512-1295-4272-9138-f99709370657>
Wed, 7 Jul 2010 20:31:34 +0000 (7 20:31 +0000)
tree163896dd2da532bc600a9e425e271aa237aa0175
parent278fccdc67cf6f1041a24d922d00997828f126ad
buildzip.pl: more fixes

- cygwin's abs_path() can't operate on non existing path, so only
  evaluate abs_path("$install/something") if $install is set. (apply
  r27137 again)
- don't set $install to 0 since it's meant to be a string
- create the install prefix with mkdir -p before installing

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27341 a1c6a512-1295-4272-9138-f99709370657
tools/buildzip.pl