On Sat, Nov 8, 2014 at 4:39 AM, Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx> wrote:
> If the user enables untracked cache, then
>
> - move worktree to an unsupported filesystem
> - or simply upgrade OS
> - or move the whole (portable) disk from one machine to another
> - or access a shared fs from another machine
>
> there's no guarantee that untracked cache can still function properly.
> Record the worktree location and OS footprint in the cache. If it
> changes, err on the safe side and disable the cache. The user can
> 'update-index --untracked-cache' again to make sure all conditions are
> met.
>
> This change does not cover all bases, you can fool it if you try
> hard. The point is to stop accidents.
>
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
> ---
> diff --git a/test-dump-untracked-cache.c b/test-dump-untracked-cache.c
> index 710441e..25d855d 100644
> --- a/test-dump-untracked-cache.c
> +++ b/test-dump-untracked-cache.c
> @@ -44,6 +44,7 @@ int main(int ac, char **av)
> {
> struct untracked_cache *uc;
> struct strbuf base = STRBUF_INIT;
> + setup_git_directory();
What is this change about? Is it related to the rest of this patch?
> if (read_cache() < 0)
> die("unable to read index file");
> uc = the_index.untracked;
> --
> 2.1.0.rc0.78.gc0d8480
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