[PATCH] bareboxenv: Return proper exit code on failure.

Sascha Hauer s.hauer at pengutronix.de
Tue Feb 26 09:02:15 EST 2013


Hi Christian,

On Tue, Feb 26, 2013 at 01:04:39PM +0100, Christian Kapeller wrote:
> In case environment loading/saving failed, the calling program
> should be informed about that by returning a non zero exit code.
> 
> Signed-off-by: Christian Kapeller <christian.kapeller at cmotion.eu>

Applied, thanks

Sascha

> ---
>  scripts/bareboxenv.c |   16 ++++++++++++----
>  1 file changed, 12 insertions(+), 4 deletions(-)
> 
> diff --git a/scripts/bareboxenv.c b/scripts/bareboxenv.c
> index 707d63d..fa6d0ed 100644
> --- a/scripts/bareboxenv.c
> +++ b/scripts/bareboxenv.c
> @@ -138,7 +138,7 @@ void usage(char *prgname)
>  int main(int argc, char *argv[])
>  {
>  	int opt;
> -	int save = 0, load = 0, pad = 0, fd;
> +	int save = 0, load = 0, pad = 0, err = 0, fd;
>  	char *filename = NULL, *dirname = NULL;
>  	int verbose = 0;
>  
> @@ -191,12 +191,20 @@ int main(int argc, char *argv[])
>  	if (load) {
>  		if (verbose)
>  			printf("loading env from file %s to %s\n", filename, dirname);
> -		envfs_load(filename, dirname, 0);
> +
> +		err = envfs_load(filename, dirname, 0);
> +
> +		if (verbose && err)
> +			printf("loading env failed: %d\n", err);
>  	}
>  	if (save) {
>  		if (verbose)
>  			printf("saving contents of %s to file %s\n", dirname, filename);
> -		envfs_save(filename, dirname);
> +
> +		err = envfs_save(filename, dirname);
> +
> +		if (verbose && err)
> +			printf("saving env failed: %d\n", err);
>  	}
> -	exit(0);
> +	exit(err ? 1 : 0);
>  }
> -- 
> 1.7.9.5
> 
> 
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> 

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