Don't check that $PATH is writable unless we're actually trying to add something.
commit34bb2c733a6c99dffc682edcc6b6a52bddfdae86
authorThomas Leonard <talex5@gmail.com>
Fri, 11 Jan 2008 20:52:11 +0000 (11 20:52 +0000)
committerThomas Leonard <talex5@gmail.com>
Fri, 11 Jan 2008 20:52:11 +0000 (11 20:52 +0000)
treeef4147b59aafe441a3117057718a8f9278781399
parente93f80a2f2028ad1a8f25c401190d2be73a2baa7
Don't check that $PATH is writable unless we're actually trying to add something.

This bug could prevent --manpage, etc, from working.
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