Re: [PATCH 1/2] mingw: apply array.cocci rule

[Johannes Schindelin <Johannes.Schindelin@gmx.de>]

Hi Denton,

On Wed, 4 Sep 2019, Denton Liu wrote:

> After running Coccinelle on all sources inside compat/ that were created
> by us[1], it was found that compat/mingw.c violated an array.cocci rule
> in two places and, thus, a patch was generated. Apply this patch so that
> all compat/ sources created by us follows all cocci rules.
>
> [1]: Do not run Coccinelle on files that are taken from some upstream
> because in case we need to pull updates from them, we would like to have
> diverged as little as possible in order to make merging updates simpler.
>
> The following sources were determined to have been taken from some
> upstream:
>
> * compat/regex/
> * compat/inet_ntop.c
> * compat/inet_pton.c
> * compat/nedmalloc/
> * compat/obstack.{c,h}
> * compat/poll/
>
> Signed-off-by: Denton Liu <liu.denton@gmail.com>
> ---
>  compat/mingw.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/compat/mingw.c b/compat/mingw.c
> index 738f0a826a..a3b1e9e3bb 100644
> --- a/compat/mingw.c
> +++ b/compat/mingw.c
> @@ -1265,7 +1265,7 @@ static wchar_t *make_environment_block(char **deltaenv)
>  		}
>
>  		ALLOC_ARRAY(result, size);
> -		memcpy(result, wenv, size * sizeof(*wenv));
> +		COPY_ARRAY(result, wenv, size);
>  		FreeEnvironmentStringsW(wenv);
>  		return result;
>  	}
> @@ -1309,7 +1309,7 @@ static wchar_t *make_environment_block(char **deltaenv)
>  			continue;
>
>  		size = wcslen(array[i]) + 1;
> -		memcpy(p, array[i], size * sizeof(*p));
> +		COPY_ARRAY(p, array[i], size);

ACK!

Thanks,
Dscho

>  		p += size;
>  	}
>  	*p = L'\0';
> --
> 2.23.0.248.g3a9dd8fb08
>
>