I would suggest placing comments, in both the calling script and called
script, that changes to the number of arguments will require editing both
scripts. Otherwise, it would be be easy to overlook the interdependence
during some future edit.
On September 21, 2014 7:20:39 PM andrew mcelroy <[email protected]> wrote:
On Sun, Sep 21, 2014 at 5:14 PM, Greg Donald <[email protected]> wrote:
> On Sun, Sep 21, 2014 at 4:06 PM, andrew mcelroy <[email protected]> wrote:
>> Greetings all,
>>
>> This is probably a dumb questions, but I am writing a basic shell
>> script that is passing $@ to a command. The issue is I'd like to
>> filter $@ so that it does not pass a specific flag ( in this case
>> --xcode-dir) ? How can I drop this in a bash script?
>
> Assuming you want to drop the argument (value) after --xcode-dir as well:
>
This is what I was looking for.
I ended up going with $1 through $7 (since it is going to be the same
input and is automated).
Thanks Greg.
This should be October's "Asleep At The Prompt".
> #!/usr/bin/env bash
>
> args=("$@")
> myargs=()
> nextarg=-1
>
> for ((i=0; i<$#; i++)) {
> if [ $nextarg == $i ]; then continue; fi
> case ${args[$i]} in
> --xcode-dir) nextarg=$((i+1)) ;;
> *) myargs+="${args[$i]} "
> esac
> }
>
> echo $myargs
>
> ./remove_xcode --xcode-dir foo --bar baz
> --bar baz
>
>
> --
> Greg Donald
>
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