Re: [PATCH v2] git-am: indicate where a failed patch is to be found.

> Paul Gortmaker <paul.gortmaker@windriver.com> writes:
> 
>> If git am fails to apply something, the end user may need
>> to know where to find the patch.  This is normally known for
>> a single patch, but if the user is processing a mbox with
>> many patches, they may not have a single broken out patch
>> handy.  So, provide a helpful hint as to where they can
>> find the patch to do some sort of manual fixup, if we
>> are processing a mbox with more than one patch in it.
> 
> I would rather see this done even for a single patch mbox.  The

> patch that was fed to "git apply" by "git am" and failed to apply is
> that one, not the one in the mbox you gave "git am".  The latter may
> be ungrokkable with GNU patch or "git apply", if the original was
> sent in Quoted-Printable and such MIME funnies, which is the whole
> point of having a separate file there for "git am", instead of
> feeding the original.
> 
> I am not sure if we should limit $patch_format to mbox, but I think
> showing this unconditionally regardless of mbox/stgit/hg will teach
> the user only one location to remember, so perhaps like this?
> 
>  Documentation/config.txt | 3 +++
>  git-am.sh                | 4 ++--
>  2 files changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/config.txt b/Documentation/config.txt
> index 0e1168c..b1f0a75 100644
> --- a/Documentation/config.txt
> +++ b/Documentation/config.txt
> @@ -143,6 +143,9 @@ advice.*::
>  		Advice shown when you used linkgit:git-checkout[1] to
>  		move to the detach HEAD state, to instruct how to create
>  		a local branch after the fact.
> +	amWorkDir::
> +		Advice that shows the location of the patch file when
> +		linkgit:git-am[1] fails to apply it.
>  --
>  
>  core.fileMode::
> diff --git a/git-am.sh b/git-am.sh
> index dc48f87..f1ae932 100755
> --- a/git-am.sh
> +++ b/git-am.sh
> @@ -834,9 +834,9 @@ did you forget to use 'git add'?"
>  	if test $apply_status != 0
>  	then
>  		eval_gettextln 'Patch failed at $msgnum $FIRSTLINE'
> -		if test $patch_format = mbox && test "$last" -ne "1"
> +		if test "$(git config --bool advice.amworkdir)" != false
>  		then
> -			eval_gettextln "You can find the copy of the patch that failed here:
> +			eval_gettextln "The copy of the patch that failed is found in:
>     $dotest/patch"
>  		fi
>  		stop_here_user_resolve $this
>