[PATCH] scanner: Fix reported executable name to 'wayland-scanner'

[Jonas Ådahl]

On Thu, Jun 02, 2016 at 02:42:44PM -0700, Bryce Harrington wrote:
> 'wayland-scanner -v' (correctly) reports the program as named
> "wayland-scanner", but 'wayland-scanner -h' was inconsistent, referring
> to it as './scanner'.
> 
> Signed-off-by: Bryce Harrington <bryce at osg.samsung.com>

I guess we could also pass argv and use argv[0], but this works as well.

Reviewed-by: Jonas Ådahl <jadahl at gmail.com>

> ---
>  src/scanner.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/src/scanner.c b/src/scanner.c
> index 5f06e8e..ae2326f 100644
> --- a/src/scanner.c
> +++ b/src/scanner.c
> @@ -57,8 +57,8 @@ enum side {
>  static int
>  usage(int ret)
>  {
> -	fprintf(stderr, "usage: ./scanner [OPTION] [client-header|server-header|code]"
> -		" [input_file output_file]\n");
> +	fprintf(stderr, "usage: wayland-scanner [OPTION] [client-header|server-header|code]"
> +		" [input_file output_file]\n", argv[0]);
>  	fprintf(stderr, "\n");
>  	fprintf(stderr, "Converts XML protocol descriptions supplied on "
>  			"stdin or input file to client\n"
> -- 
> 1.9.1
> 
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