On Sun, Feb 02, 2014 at 12:37:16PM +0100, Torsten Bögershausen wrote:
> On 2014-02-02 12.21, David Kastrup wrote:
> > Martin Erik Werner <martinerikwer...@gmail.com> writes:
> >
> >> On Sun, Feb 02, 2014 at 09:19:04AM +0700, Duy Nguyen wrote:
> >>> On Sun, Feb 2, 2014 at 8:59 AM, Martin Erik Werner
> >>> <martinerikwer...@gmail.com> wrote:
> >>>> + /* check if work tree is already the prefix */
> >>>> + if (strncmp(path, work_tree, wtlen) == 0) {
> >>>> + if (path[wtlen] == '/')
> >>>> + memmove(path, path + wtlen + 1, len - wtlen);
> >>>> + else
> >>>> + /* work tree is the root, or the whole path */
> >>>> + memmove(path, path + wtlen, len - wtlen + 1);
> >>>> + return 0;
> >>>> + }
> >>>
> >>> No the 4th time is not the charm yet :) if path is "/abc/defghi" and
> >>> work_tree is "/abc/def" you don't want to return "ghi" as the prefix
> >>> here.
> >>
> >> Ah indeed, this should catch that:
> >>
> >> diff --git a/setup.c b/setup.c
> >> index 2270bd4..5817875 100644
> >> --- a/setup.c
> >> +++ b/setup.c
> >> @@ -32,9 +32,11 @@ static inline int abspath_part_inside_repo(char *path)
> >> if (strncmp(path, work_tree, wtlen) == 0) {
> >> if (path[wtlen] == '/')
> >> memmove(path, path + wtlen + 1, len - wtlen);
> >> - else
> >> + else if (path[wtlen - 1] == '/' || path[wtlen] == '\0')
> >
> > Is wtlen guaranteed to be nonzero?
Hmm, am I incorrect in thinking
if (!work_tree)
takes care of that?
> Another comment:
> The "raw" comparison with '/' is probably working well on all
> POSIX/Linux/Unix systems.
>
> To be more portable, the macro
> is_dir_sep()
> can be used:
>
> if (is_dir_sep(path[wtlen]))
Since the path is already normalized by 'normalize_path_copy_len' which
seems to guarantee '/'-separation, I have assumed that this was
unnecessary?
--
Martin Erik Werner <martinerikwer...@gmail.com>
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