Simon Ruderich <simon@xxxxxxxxxxxx> writes:
> git log -S doesn't respect --no-textconv:
>
> $ echo '*.txt diff=wrong' > .gitattributes
> $ git -c diff.wrong.textconv='xxx' log --no-textconv -Sfoo
> error: cannot run xxx: No such file or directory
> fatal: unable to read files to diff
>
> Reported-by: Matthieu Moy <Matthieu.Moy@xxxxxxxxxxxxxxx>
> Signed-off-by: Simon Ruderich <simon@xxxxxxxxxxxx>
> ---
Sounds sensible.
With this change fill_one() no longer needs to update textconv, it
can just take a pointer to one, not a pointer to a pointer to one,
which is [2/2].
Peff, anything I missed?
> On Thu, Apr 04, 2013 at 10:34:17AM +0200, Matthieu Moy wrote:
>> Hi,
>>
>> It seems the command "git log --no-textconv -Sfoo" still runs the
>> textconv filter (noticed because I have a broken textconv filter that
>> lets "git log -S" error out).
>>
>> [snip]
>
> Hello Matthieu,
>
> This patch should fix it. All tests pass.
>
> Regards
> Simon
>
> diffcore-pickaxe.c | 15 ++++++++++++---
> t/t4209-log-pickaxe.sh | 14 ++++++++++++++
> 2 files changed, 26 insertions(+), 3 deletions(-)
>
> diff --git a/diffcore-pickaxe.c b/diffcore-pickaxe.c
> index b097fa7..f814a52 100644
> --- a/diffcore-pickaxe.c
> +++ b/diffcore-pickaxe.c
> @@ -78,7 +78,6 @@ static void fill_one(struct diff_filespec *one,
> mmfile_t *mf, struct userdiff_driver **textconv)
> {
> if (DIFF_FILE_VALID(one)) {
> - *textconv = get_textconv(one);
> mf->size = fill_textconv(*textconv, one, &mf->ptr);
> } else {
> memset(mf, 0, sizeof(*mf));
> @@ -97,6 +96,11 @@ static int diff_grep(struct diff_filepair *p, struct diff_options *o,
> if (diff_unmodified_pair(p))
> return 0;
>
> + if (DIFF_OPT_TST(o, ALLOW_TEXTCONV)) {
> + textconv_one = get_textconv(p->one);
> + textconv_two = get_textconv(p->two);
> + }
> +
> fill_one(p->one, &mf1, &textconv_one);
> fill_one(p->two, &mf2, &textconv_two);
>
> @@ -201,14 +205,19 @@ static unsigned int contains(mmfile_t *mf, struct diff_options *o,
> static int has_changes(struct diff_filepair *p, struct diff_options *o,
> regex_t *regexp, kwset_t kws)
> {
> - struct userdiff_driver *textconv_one = get_textconv(p->one);
> - struct userdiff_driver *textconv_two = get_textconv(p->two);
> + struct userdiff_driver *textconv_one = NULL;
> + struct userdiff_driver *textconv_two = NULL;
> mmfile_t mf1, mf2;
> int ret;
>
> if (!o->pickaxe[0])
> return 0;
>
> + if (DIFF_OPT_TST(o, ALLOW_TEXTCONV)) {
> + textconv_one = get_textconv(p->one);
> + textconv_two = get_textconv(p->two);
> + }
> +
> /*
> * If we have an unmodified pair, we know that the count will be the
> * same and don't even have to load the blobs. Unless textconv is in
> diff --git a/t/t4209-log-pickaxe.sh b/t/t4209-log-pickaxe.sh
> index eed7273..953cec8 100755
> --- a/t/t4209-log-pickaxe.sh
> +++ b/t/t4209-log-pickaxe.sh
> @@ -116,4 +116,18 @@ test_expect_success 'log -S -i (nomatch)' '
> test_cmp expect actual
> '
>
> +test_expect_success 'log -S --textconv (missing textconv tool)' '
> + echo "* diff=test" >.gitattributes &&
> + test_must_fail git -c diff.test.textconv=missing log -Sfoo &&
> + rm .gitattributes
> +'
> +
> +test_expect_success 'log -S --no-textconv (missing textconv tool)' '
> + echo "* diff=test" >.gitattributes &&
> + git -c diff.test.textconv=missing log -Sfoo --no-textconv >actual &&
> + >expect &&
> + test_cmp expect actual &&
> + rm .gitattributes
> +'
> +
> test_done
> --
> 1.8.2
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