git/list[1] front-page[2] threads[3] people[4] search[5] about
 

Re: [PATCH v3] refs.c: add a function to append a reflog entry to a fd

From
Jonathan Nieder <jrnieder@gmail.com>
Date
Nov 20, 2014, 21:20 UTC
Message-ID
<20141120212022.GJ6527@google.com>
In-Reply-To
<1416508657-9057-1-git-send-email-sbeller@google.com>
Stefan Beller wrote:
Show 11 quoted lines
> From: Ronnie Sahlberg <sahlberg@google.com>
>
> Move code to create the string for a ref and write it to a file descriptor
> from log_ref_write and add it into a new dedicated function
> log_ref_write_fd.
>
> For now the new function is only used from log_ref_write, but later
> on we will call this function from reflog transactions too. That means
> that we will end up with only a single place, where we write a
> reflog entry to a file instead of the current two places
> (log_ref_write and builtin/reflog.c).

Line-wrapping width is still inconsistent. I don't think it's worth resending just for that, but something to look out for in the future.

> Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
> Signed-off-by: Stefan Beller <sbeller@google.com>
[...]
> +++ b/refs.c
[...]
> @@ -3010,19 +3032,9 @@ static int log_ref_write(const char *refname, const unsigned char *old_sha1,
[...]
> +	result = log_ref_write_fd(logfd, old_sha1, new_sha1,
> +				  git_committer_info(0), msg);
> +	if (result) {
>  		int save_errno = errno;

I don't understand why the above writes to a temporary variable and checks it, never to read that temporary again.

I don't think that alone is a reason to block the patch, but it worries me in that the review comment seems to have been just lost.

Previous: Stefan BellerNext: Stefan Beller
Message 8 of 18 in “refs.c: add a function to append a reflog entry to a fd”
  1. refs.c: add a function to append a reflog entry to a fdStefan Beller, Nov 20, 2014
  2. Junio C HamanoNov 20, 2014
  3. Junio C HamanoNov 20, 2014
  4. refs.c: add a function to append a reflog entry to a fdStefan Beller, Nov 20, 2014
  5. Jonathan NiederNov 20, 2014
  6. Junio C HamanoNov 20, 2014
  7. refs.c: add a function to append a reflog entry to a fdStefan Beller, Nov 20, 2014
  8. Jonathan NiederNov 20, 2014
  9. Stefan BellerNov 20, 2014
  10. Jonathan NiederNov 20, 2014
  11. Junio C HamanoNov 20, 2014
  12. Stefan BellerNov 20, 2014
  13. Jonathan NiederNov 20, 2014
  14. Junio C HamanoNov 20, 2014
  15. refs.c: add a function to append a reflog entry to a fdStefan Beller, Nov 20, 2014
  16. Jonathan NiederNov 20, 2014
  17. Junio C HamanoNov 20, 2014
  18. Jonathan NiederNov 20, 2014

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.