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Revision 291

Added by Aaron Marcuse-Kubitza about 13 years ago

env_password: Print absolute path to env_password in case invoking script changed the working directory

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env_password
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#!/bin/bash
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# Sets a password environment variable
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self="$(readlink -f -- "$BASH_SOURCE")"


  		




  
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test "$#" -ge 1 || \


  		




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{ echo "Usage: . $BASH_SOURCE env_var [msg] (note initial \".\")" >&2; exit 2;}


  		




  
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{ echo "Usage: . $self env_var_name [msg] (note 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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    echo " To avoid having to reenter $msg password, run: " >&2


  		




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    trace . "$BASH_SOURCE" "$@"


  		




  
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    trace . "$self" "$@"


  		




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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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