Re: What's cooking in git.git (May 2017, #01; Mon, 1)

> 
> * nd/fopen-errors (2017-04-23) 17 commits
>  - warn_failure_to_open_read_optional_path(): a new helper
>  - t1308: add a test case on open a config directory
>  - config.c: handle error on failing to fopen()
>  - xdiff-interface.c: report errno on failure to stat() or fopen()
>  - wt-status.c: report error on failure to fopen()
>  - server-info: report error on failure to fopen()
>  - sequencer.c: report error on failure to fopen()
>  - rerere.c: report correct errno
>  - rerere.c: report error on failure to fopen()
>  - remote.c: report error on failure to fopen()
>  - commit.c: report error on failure to fopen() the graft file
>  - log: report errno on failure to fopen() a file
>  - clone: use xfopen() instead of fopen()
>  - blame: report error on open if graft_file is a directory
>  - bisect: report on fopen() error
>  - config.mak.uname: set FREAD_READS_DIRECTORIES for Linux and FreeBSD
>  - git_fopen: fix a sparse 'not declared' warning
> 
>  We often try to open a file for reading whose existence is
>  optional, and silently ignore errors from open/fopen; report such
>  errors if they are not due to missing files.
> 
>  Expecting a reroll that would be much simplified thanks to a higher
>  level helper.