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zshrc: check for DIRSTACK{SIZE,FILE} in chpwd()
authorMichael Prokop <mika@grml.org>
Mon, 3 Feb 2014 13:49:34 +0000 (14:49 +0100)
committerMichael Prokop <mika@grml.org>
Mon, 3 Feb 2014 13:50:20 +0000 (14:50 +0100)
If the environment variables are unset chpwd emmits an
error message, so check before using.

Thanks: Frank Terbeck <ft@grml.org> for review


No differences found
core configuration files of Grml