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RE: [Possible Breakage] t1308 - Bad return value from test-tool




On February 9, 2019 18:33, Jeff King wrote:
> On Sat, Feb 09, 2019 at 01:08:01PM -0500, Randall S. Becker wrote:
> 
> > > It sounds like you might need to set FREAD_READS_DIRECTORIES in your
> > > config.mak.
> >
> > Setting FREAD_READS_DIRECTORIES = UnfortunatelyYes
> 
> Silly question, but you did rebuild after setting that, not just re-run the tests,
> right?

Yes make was run, but some doofus (me) did not run make tests first, so test-tool was out of date, post reconfigure. When just a code change is made, test-tool gets build. I was/am confused.

> > still results in
> >
> > Value not found for "foo.bar"
> > test_expect_code: command exited with 1, we wanted 2 test-tool config
> > configset_get_value foo.bar a-directory not ok 23 - proper error on
> directory "files"
> > #
> > #               echo "Error (-1) reading configuration file a-directory." >expect
> &&
> > #               mkdir a-directory &&
> > #               test_expect_code 2 test-tool config configset_get_value foo.bar
> a-directory 2>output &&
> > #               grep "^warning:" output &&
> > #               grep "^Error" output >actual &&
> > #               test_cmp expect actual
> > #
> >
> > I don't think that helped. While fopen can open a directory, fread
> > does not return any data in this platform. readdir or nftw/ftw are
> > pretty much the only options. However, the code still goes down the
> > goto exit1 path in this situation.
> 
> Hrm. That's the exact case FREAD_READS_DIRECTORIES is supposed to help.
> It does an fstat() after fopen()ing the file to see if it points to a directory, and
> if so closes it immediately and returns EISDIR.
> 
> Can you confirm via debugger (or printf statements) that we make it into
> git_fopen, and what the resulting st.st_mode we see looks like?

It did not get into git_fopen at all. Subtest 1 did, but that's no surprise.

t1308 is passes now, finally. Patch coming.

Thanks for the help,
Randall