From: Johannes Sixt <j.sixt@viscovery.net>
Date: Tue, 10 Jun 2014 06:52:00 GMT
Subject: Re: [PATCH 10/20] git-submodule.sh: avoid "test <cond> -a/-o <cond>"
Message-ID: <5396AB10.8020603@viscovery.net>
In-Reply-To: <xmqqoay1d5vi.fsf@gitster.dls.corp.google.com>

Am 6/10/2014 1:23, schrieb Junio C Hamano:
> Elia Pinto <gitter.spiros@gmail.com> writes:
> 
>> @@ -1059,13 +1059,17 @@ cmd_summary() {
>>  		while read mod_src mod_dst sha1_src sha1_dst status sm_path
>>  		do
>>  			# Always show modules deleted or type-changed (blob<->module)
>> -			test $status = D -o $status = T && echo "$sm_path" && continue
>> +			case "$status" in
>> +			[DT])
>> +				printf '%s\n' "$sm_path" &&
>> +				continue
>> +			esac
> 
> I think this conversion is wrong and causes parse error.  The
> surrounding code cannot be seen in the context of thsi patch, but
> looks somewhat like this:
> 
> 	modules=$( ....
>                    case "$status" in
>                    [DT])
>                            ...
>                    esac
>                    .... )
> 
> Perhaps you would need to spell it with the extra opening
> parenthesis, like so:
> 
> 	case string in
>         ([DT])
>         	...
> 	esac
> 
> or something.

Do you just think that it causes parse errors or did you actually observe
them? Because I think that no parse error should occur.

-- Hannes