[Pdbg] [PATCH 6/6] path: Fix clang warning -Wpointer-bool-conversion

[Alistair Popple]

Thanks Amitay.

Reviewed-by: Alistair Popple <alistair at popple.id.au>

On Wednesday, 19 June 2019 1:15:50 PM AEST Amitay Isaacs wrote:
> ./../src/path.c:126:12: error: address of array 'pat->prefix' will always
> evaluate to 'true' [-Werror,-Wpointer-bool-conversion] if (!pat->prefix)
> 
> Check if pat->prefix is not a null string.
> 
> Signed-off-by: Amitay Isaacs <amitay at ozlabs.org>
> ---
>  src/path.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/path.c b/src/path.c
> index e6c9d94..a80a288 100644
> --- a/src/path.c
> +++ b/src/path.c
> @@ -123,7 +123,7 @@ static bool path_pattern_parse(const char *arg, struct
> path_pattern *pat) safe_strcpy(pat->prefix, sizeof(pat->prefix), tmp);
>  	}
> 
> -	if (!pat->prefix)
> +	if (!pat->prefix[0])
>  		return false;
> 
>  	return true;