root/util/env_password @ 273
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#!/bin/bash
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# Sets a password environment variable
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test "$#" -ge 1 || \ |
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{ echo "Usage: . $0 env_var_name [msg] (note the initial \".\")" >&2; exit 2;} |
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msg="$2" |
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test -n "$msg" || msg="$1" |
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if test -z "${!1+t}"; then # env var with name $1 is unset |
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read -s -p "Enter $msg password: "; echo |
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export "$1"="$REPLY" |
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fi
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