From: Siddhesh Poyarekar <siddhesh@gotplt.org>
To: Frederic Berat <fberat@redhat.com>
Cc: libc-alpha@sourceware.org
Subject: Re: [PATCH] Move {read,write}_all functions to a dedicated header
Date: Fri, 2 Jun 2023 06:01:32 -0400 [thread overview]
Message-ID: <98a43ee2-1e36-e3bd-a303-6943b2abd0b4@gotplt.org> (raw)
In-Reply-To: <CAObJKZoXheugEnW6ppP1qev27S_9hRSixGVjJZDaSrQh0z_=_Q@mail.gmail.com>
On 2023-06-02 02:10, Frederic Berat wrote:
>>
>> This needs a copyright header.
>>
>
> What's the rule for that ? It's a bit confusing since there isn't a
> copyright header in most of the headers in "include", so I assumed it
> didn't need it.
I don't know if there's a rule for it, but AFAICT, most recently added
files appear to have the copyright header.
>
>>> @@ -0,0 +1,48 @@
>>> +#ifndef _UNISTD_EXT_H
>>> +#define _UNISTD_EXT_H
>>> +
>>> +#include <error.h>
>>> +#include <errno.h>
>>> +#include <libintl.h>
>>> +#include <unistd.h>
>>> +
>>> +/* Helpers used in catgets/gencat.c and malloc/memusage*.c */
>>> +static inline void
>>> +write_all (int fd, const void *buffer, size_t length)
>>> +{
>>> + const char *p = buffer;
>>> + const char *end = p + length;
>>> + while (p < end)
>>> + {
>>> + ssize_t ret = write (fd, p, end - p);
>>> + if (ret < 0)
>>> + error (EXIT_FAILURE, errno,
>>> + gettext ("write of %zu bytes failed after %td: %m"),
>>> + length, p - (const char *) buffer);
>>> +
>>> + if (ret == 0)
>>> + error (EXIT_FAILURE, 0,
>>> + gettext ("write returned 0 after writing %td bytes of %zu"),
>>> + p - (const char *) buffer, length);
>>> + p += ret;
>>> + }
>>> +}
>>> +
>>> +static inline void
>>> +read_all (int fd, void *buffer, size_t length)
>>> +{
>>> + char *p = buffer;
>>> + char *end = p + length;
>>> + while (p < end)
>>> + {
>>> + ssize_t ret = read (fd, p, end - p);
>>> + if (ret < 0)
>>> + error (EXIT_FAILURE, errno,
>>> + gettext ("read of %zu bytes failed after %td: %m"),
>>> + length, p - (char *) buffer);
>>> +
>>> + p += ret;
>>> + }
>>> +}
>>> +
>>> +#endif
>>> diff --git a/malloc/memusage.c b/malloc/memusage.c
>>> index 53a3630651..1c6930188c 100644
>>> --- a/malloc/memusage.c
>>> +++ b/malloc/memusage.c
>>> @@ -18,10 +18,7 @@
>>>
>>> #include <assert.h>
>>> #include <dlfcn.h>
>>> -#include <errno.h>
>>> -#include <error.h>
>>> #include <fcntl.h>
>>> -#include <libintl.h>
>>
>> You shouldn't remove these headers because gettext gets used despite the
>> unistd_ext.h usage, resulting in an implicit, transitive dependency.
>> Does it break anything if you don't remove these includes?
>>
>
> Nothing breaks if I keep these headers.
> I actually removed them because they were added in the patch that
> introduced write_all/read_all.
> Since I moved write/read_all in the header, I removed the headers that
> were introduced with them, but I admit I didn't check if they were
> actually missing before that.
OK, then it makes sense to just leave them in I think, since other code
in this file needs them.
Thanks,
Sid
next prev parent reply other threads:[~2023-06-02 10:01 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-18 12:11 [PATCH 0/8] Fix warn unused result Frédéric Bérat
2023-04-18 12:11 ` [PATCH 1/8] tests: fix " Frédéric Bérat
2023-04-18 12:23 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 07/15] tests: fix warn unused result on asprintf calls Frédéric Bérat
2023-05-25 1:07 ` Siddhesh Poyarekar
2023-05-31 14:36 ` Frederic Berat
2023-04-28 12:21 ` [PATCH v4 08/15] tests: replace write by xwrite Frédéric Bérat
2023-05-25 1:16 ` Siddhesh Poyarekar
2023-06-01 16:39 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 09/15] tests: replace read by xread Frédéric Bérat
2023-04-28 12:21 ` [PATCH v4 10/15] tests: replace system by xsystem Frédéric Bérat
2023-05-25 1:22 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 11/15] tests: replace fread by xfread Frédéric Bérat
2023-04-28 12:21 ` [PATCH v4 12/15] tests: replace ftruncate by xftruncate Frédéric Bérat
2023-05-25 1:25 ` Siddhesh Poyarekar
2023-06-01 16:42 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 13/15] tests: replace fgets by xfgets Frédéric Bérat
2023-04-28 12:21 ` [PATCH v4 14/15] tests: Replace various function calls with their x variant Frédéric Bérat
2023-05-25 1:29 ` Siddhesh Poyarekar
2023-05-25 16:10 ` Frederic Berat
2023-04-28 12:21 ` [PATCH v4 15/15] tests: fix warn unused results Frédéric Bérat
2023-05-25 1:35 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 04/12] tests: fix warn unused result on asprintf calls Frédéric Bérat
2023-06-01 16:52 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 07/12] tests: replace system by xsystem Frédéric Bérat
2023-06-01 16:56 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 12/12] tests: fix warn unused results Frédéric Bérat
2023-06-01 16:57 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 2/8] catgets/gencat.c: fix warn unused result Frédéric Bérat
2023-04-18 12:36 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 01/15] " Frédéric Bérat
2023-05-24 22:47 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 01/12] " Frédéric Bérat
2023-06-01 16:47 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 3/8] inet/rcmd.c: " Frédéric Bérat
2023-04-18 12:37 ` Siddhesh Poyarekar
2023-04-18 13:40 ` Andreas Schwab
2023-04-18 13:50 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 4/8] locale/programs/locarchive.c: " Frédéric Bérat
2023-04-18 12:43 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 02/15] " Frédéric Bérat
2023-05-24 22:49 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 02/12] malloc/{memusage.c,memusagestat.c}: " Frédéric Bérat
2023-06-01 16:49 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 5/8] " Frédéric Bérat
2023-04-18 12:47 ` [PATCH 5/8] malloc/{memusage.c, memusagestat.c}: " Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 03/15] malloc/{memusage.c,memusagestat.c}: " Frédéric Bérat
2023-05-25 0:50 ` Siddhesh Poyarekar
2023-06-01 15:55 ` [PATCH] Move {read,write}_all functions to a dedicated header Frédéric Bérat
2023-06-01 17:07 ` Siddhesh Poyarekar
2023-06-02 6:10 ` Frederic Berat
2023-06-02 10:01 ` Siddhesh Poyarekar [this message]
2023-04-18 12:11 ` [PATCH 6/8] nptl_db/thread_dbP.h: fix warn unused result Frédéric Bérat
2023-04-18 12:49 ` Siddhesh Poyarekar
2023-04-18 12:51 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 04/15] " Frédéric Bérat
2023-05-25 0:51 ` Siddhesh Poyarekar
2023-05-25 1:52 ` Siddhesh Poyarekar
2023-06-01 14:27 ` [PATCH v5 03/12] " Frédéric Bérat
2023-06-01 16:49 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 7/8] sunrpc/netname.c: " Frédéric Bérat
2023-04-18 12:51 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 05/15] " Frédéric Bérat
2023-05-25 0:53 ` Siddhesh Poyarekar
2023-04-18 12:11 ` [PATCH 8/8] sysdeps/pthread/eintr.c: " Frédéric Bérat
2023-04-18 12:54 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 06/15] " Frédéric Bérat
2023-05-25 0:59 ` Siddhesh Poyarekar
2023-04-28 12:21 ` [PATCH v4 00/15] Fix " Frédéric Bérat
2023-05-25 1:53 ` Siddhesh Poyarekar
2023-06-02 15:28 ` [PATCH v6 0/7] " Frédéric Bérat
2023-06-02 15:28 ` [PATCH v6 1/7] tests: fix warn unused result on asprintf calls Frédéric Bérat
2023-06-06 6:18 ` Siddhesh Poyarekar
2023-06-02 15:28 ` [PATCH v6 2/7] tests: replace read by xread Frédéric Bérat
2023-06-06 6:21 ` Siddhesh Poyarekar
2023-06-06 8:00 ` Frederic Berat
2023-06-12 14:22 ` Siddhesh Poyarekar
2023-06-07 19:04 ` Frederic Berat
2023-06-02 15:28 ` [PATCH v6 3/7] tests: replace system by xsystem Frédéric Bérat
2023-06-06 12:17 ` Siddhesh Poyarekar
2023-06-02 15:28 ` [PATCH v6 4/7] tests: replace fread by xfread Frédéric Bérat
2023-06-06 12:18 ` Siddhesh Poyarekar
2023-06-07 19:03 ` Frederic Berat
2023-06-02 15:28 ` [PATCH v6 5/7] tests: replace fgets by xfgets Frédéric Bérat
2023-06-06 12:20 ` Siddhesh Poyarekar
2023-06-08 5:50 ` Maxim Kuvyrkov
2023-06-08 6:57 ` Frederic Berat
2023-06-02 15:28 ` [PATCH v6 6/7] tests: Replace various function calls with their x variant Frédéric Bérat
2023-06-06 12:20 ` Siddhesh Poyarekar
2023-06-02 15:28 ` [PATCH v6 7/7] Move {read,write}_all functions to a dedicated header Frédéric Bérat
2023-06-06 12:21 ` Siddhesh Poyarekar
2023-06-12 15:18 ` [PATCH v7 0/4] Fix warn unused result Frédéric Bérat
2023-06-12 15:18 ` [PATCH v7 1/4] tests: replace read by xread Frédéric Bérat
2023-06-12 16:57 ` Joseph Myers
2023-06-13 14:22 ` Frederic Berat
2023-06-14 8:52 ` [PATCH v8 1/2] " Frédéric Bérat
2023-06-14 11:51 ` Siddhesh Poyarekar
2023-06-12 15:18 ` [PATCH v7 2/4] tests: replace system by xsystem Frédéric Bérat
2023-06-13 14:10 ` Siddhesh Poyarekar
2023-06-13 14:13 ` Adhemerval Zanella Netto
2023-06-13 14:16 ` Siddhesh Poyarekar
2023-06-14 8:52 ` [PATCH 2/2] " Frédéric Bérat
2023-06-14 11:53 ` Siddhesh Poyarekar
2023-06-12 15:18 ` [PATCH v7 3/4] tests: replace fread by xfread Frédéric Bérat
2023-06-13 23:57 ` Siddhesh Poyarekar
2023-06-12 15:18 ` [PATCH v7 4/4] tests: replace fgets by xfgets Frédéric Bérat
2023-06-13 12:23 ` Siddhesh Poyarekar
2023-06-13 18:25 ` Joseph Myers
2023-06-13 23:56 ` Siddhesh Poyarekar
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