Dear Cecil,
I would be glad to fix the script, but may I only ask for some simple
explanation of what your code does? (I hardly know bash.)
Mojca
On Tue, Mar 15, 2011 at 10:50, Cecil Westerhof <cldwester...@gmail.com> wrote:
> To make the shell script setuptex more robust I would add at the beginning:
> set -o errexit
> set -o nounset
>
> function isVarSet() {
> if [[ ${#} -ne 1 ]] ; then
> fatal "${FUNCNAME} <VARIABLE-NAME>"
> return
> fi
>
> declare -p ${1} &>/dev/null
> return
> }
>
> And use:
> if ! isVarSet PS1 ; then
> instead of:
> if [ "x$PS1" != "x" ] ; then
>
> I use in my script that calls setuptex
> set -o errexit
> set -o nounset
>
> and that breaks the script. With my change there is no problem.
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