Re: [PATCH] hush: Fix return code when calling 'exit' inside loops

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works fine

Am Mittwoch, den 24.03.2010, 12:35 +0100 schrieb Sascha Hauer:
> v2: Do not exit from all scripts but only the current one
> 
> This fixes the case:
> 
> barebox:/ cat /test
> if [ 0 = 0 ]; then
> 	exit 1
> fi
> barebox:/ /test
> barebox:/ echo $?
> 0
> barebox:/
> 
> Also, remove code to not allow exit from main shell. The for(;;) loop
> in common/startup.c will bring us back anyway.
> 
> Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> ---
>  common/hush.c |   14 +++-----------
>  1 files changed, 3 insertions(+), 11 deletions(-)
> 
> diff --git a/common/hush.c b/common/hush.c
> index cf6704b..6a8b56b 100644
> --- a/common/hush.c
> +++ b/common/hush.c
> @@ -699,7 +699,7 @@ static int run_list_real(struct pipe *pi)
>  		debug("run_pipe_real returned %d\n",rcode);
>  		if (rcode < -1) {
>  			last_return_code = -rcode - 2;
> -			return -2;	/* exit */
> +			return rcode;	/* exit */
>  		}
>  		last_return_code=rcode;
>  		if ( rmode == RES_IF || rmode == RES_ELIF )
> @@ -1371,17 +1371,9 @@ static int parse_stream_outer(struct p_context *ctx, struct in_str *inp, int fla
>  				free_pipe_list(ctx->list_head, 0);
>  				continue;
>  			}
> -			if (code == -2) {	/* exit */
> +			if (code < -1) {	/* exit */
>  				b_free(&temp);
> -
> -				/* XXX hackish way to not allow exit from main loop */
> -				if (inp->peek == file_peek) {
> -					printf("exit not allowed from main input shell.\n");
> -					code = 0;
> -					continue;
> -				}
> -				code = last_return_code;
> -				break;
> +				return -code - 2;
>  			}
>  		} else {
>  			if (ctx->old_flag != 0) {
> -- 
> 1.7.0
> 



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