Re: [PATCH] git-mailinfo may corrupt patch headers on attached files

[Junio C Hamano <gitster@pobox.com>]

> I noticed this the other day, just never got a chance to send the fix out.
> This might be the same problem I ran into.
>
> Cheers,
> Don
>
>  builtin-mailinfo.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/builtin-mailinfo.c b/builtin-mailinfo.c
> index 2894e34..cedda18 100644
> --- a/builtin-mailinfo.c
> +++ b/builtin-mailinfo.c
> @@ -795,7 +795,7 @@ static void handle_body(void)
>  	int rc = 0;
>  	static char newline[2000];
>  	static char *np = newline;
> -	int len = strlen(line);
> +	int len;
>  
>  	/* Skip up to the first boundary */
>  	if (content_top->boundary) {
> @@ -814,6 +814,9 @@ static void handle_body(void)
>  				return;
>  		}
>  
> +		/* line may have changed after handling boundary, check len */
> +		len = strlen(line);
> +
>  		/* Unwrap transfer encoding */
>  		len = decode_transfer_encoding(line, sizeof(line), len);
>  		if (len < 0) {

This does fix the "F\n" issue, but seems to break t5100 test ("respect
NULs").  I haven't looked into the details yet...