view .zsh/00.path_manipulation.zsh @ 31:a5691a22c92b

Fix a bug in update_source_trees where it could eat any existing dirstack entries if there were any non-directories in the working directory.
author Augie Fackler <durin42@gmail.com>
date Mon, 05 Jan 2009 11:46:29 -0600
parents cb2b2943221d
children
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# Functions for manipulating $PATH. Split out so I can use them in .zshenv if I want.

function insert_path_element() {
    if echo "$PATH" | grep "$1:" >> /dev/null; then
        true
    else
        export PATH="$1:$PATH"
    fi
}

function remove_path_element() {
    if echo "$PATH" | grep "$1:" >> /dev/null; then
        export PATH="`echo $PATH | sed s%$1:%%`"
    else
        echo $1 not in PATH
    fi
}