[PATCH 2/3] Re: mailinfo: allow individual e-mail files as input

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The 06/08/09, Brandon Casey wrote:

>  git-am.sh     |   14 ++++++++++++++
>  t/t4150-am.sh |    2 +-
>  2 files changed, 15 insertions(+), 1 deletions(-)
> 
> diff --git a/git-am.sh b/git-am.sh
> index d64d997..dd60f5d 100755
> --- a/git-am.sh
> +++ b/git-am.sh
> @@ -191,6 +191,20 @@ check_patch_format () {
>  			esac
>  			;;
>  		esac
> +		if test -z "$patch_format" &&
> +			test -n "$l1" &&
> +			test -n "$l2" &&
> +			test -n "$l3"
> +		then
> +			# This begins with three non-empty lines.  Is this a
> +			# piece of e-mail a-la RFC2822?  Grab all the headers,
> +			# discarding the indented remainder of folded lines,
> +			# and see if it looks like that they all begin with the
> +			# header field names...
> +			sed -n -e '/^$/q' -e '/^[ 	]/d' -e p "$1" |
> +			egrep -v '^[A-Za-z]+(-[A-Za-z]+)*:' >/dev/null ||
> +			patch_format=mbox
> +		fi
>  	} < "$1" || clean_abort
>  }

May I ask why you resurrect this "first three lines check for rfc2822"
instead of dumbly falling back to the "mbox" patch_format? Performance?

-- 
Nicolas Sebrecht
--
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