On Thu, Jan 19, 2017 at 10:29:34AM -0800, Brandon Williams wrote:
> On 01/19, Stefan Hajnoczi wrote:
> > If the tree contains a sub-directory then git-grep(1) output contains a
> > colon character instead of a path separator:
> >
> > $ git grep malloc v2.9.3:t
> > v2.9.3:t:test-lib.sh: setup_malloc_check () {
> > $ git show v2.9.3:t:test-lib.sh
> > fatal: Path 't:test-lib.sh' does not exist in 'v2.9.3'
> >
> > This patch attempts to use the correct delimiter:
> >
> > $ git grep malloc v2.9.3:t
> > v2.9.3:t/test-lib.sh: setup_malloc_check () {
> > $ git show v2.9.3:t/test-lib.sh
> > (success)
> >
> > This patch does not cope with @{1979-02-26 18:30:00} syntax and treats
> > it as a path because it contains colons.
> >
> > Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com>
> > ---
> > builtin/grep.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/builtin/grep.c b/builtin/grep.c
> > index 3643d8a..06f8b47 100644
> > --- a/builtin/grep.c
> > +++ b/builtin/grep.c
> > @@ -493,7 +493,8 @@ static int grep_object(struct grep_opt *opt, const
> > struct pathspec *pathspec,
> >
> > /* Add a delimiter if there isn't one already */
> > if (name[len - 1] != '/' && name[len - 1] != ':') {
> > - strbuf_addch(&base, ':');
> > + /* rev: or rev:path/ */
> > + strbuf_addch(&base, strchr(name, ':') ? '/' :
> > ':');
>
> As Jeff mentioned it may be better to base which character gets appended
> by checking the obj->type field like this maybe:
>
> diff --git a/builtin/grep.c b/builtin/grep.c
> index 69dab5dc5..9dfe11dc7 100644
> --- a/builtin/grep.c
> +++ b/builtin/grep.c
> @@ -495,7 +495,8 @@ static int grep_object(struct grep_opt *opt, const struct
> pathspec *pathspec,
> /* Add a delimiter if there isn't one already */
> if (name[len - 1] != '/' && name[len - 1] != ':') {
> /* rev: or rev:path/ */
> - strbuf_addch(&base, strchr(name, ':') ? '/' :
> ':');
> + char del = obj->type == OBJ_COMMIT ? ':' : '/';
> + strbuf_addch(&base, del);
Nice, that also solves the false positive with @{1979-02-26 18:30:00}.
Stefan
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