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From: David Marchand <david.marchand@redhat.com>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, "Morten Brørup" <mb@smartsharesystems.com>,
	"Tyler Retzlaff" <roretzla@linux.microsoft.com>
Subject: Re: [PATCH v7 1/3] eal/windows: move fnmatch function to header file
Date: Wed, 9 Aug 2023 13:18:56 +0200	[thread overview]
Message-ID: <CAJFAV8xaUi6kZLcz8t=kFCmHb7eef=+aqpdhu1tfTPzir8Ayjg@mail.gmail.com> (raw)
In-Reply-To: <20230731153902.2350026-2-bruce.richardson@intel.com>

On Mon, Jul 31, 2023 at 5:39 PM Bruce Richardson
<bruce.richardson@intel.com> wrote:
>
> To allow the fnmatch function to be shared between libraries, without
> having to export it into the public namespace (since it's not prefixed
> with "rte"), we can convert fnmatch.c to replace fnmatch.h. This allows
> fnmatch function to be static and limited in scope to the current file,
> preventing duplicate definitions if it is used by two libraries, while
> also not requiring export for sharing.

Overall, it lgtm.

I am surprised those 3 static symbols (see below) do not require being
marked "inline" (to avoid "unused symbols" warnings).
The CI looks ok, so probably I am just paranoid.

I have also a comment on sccsid, see below.


>
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> Acked-by: Morten Brørup <mb@smartsharesystems.com>
> Acked-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
> ---

[snip]

> diff --git a/lib/eal/windows/include/fnmatch.h b/lib/eal/windows/include/fnmatch.h
> index c6b226bd5d..fbf1eef21c 100644
> --- a/lib/eal/windows/include/fnmatch.h
> +++ b/lib/eal/windows/include/fnmatch.h
> @@ -1,20 +1,25 @@
>  /* SPDX-License-Identifier: BSD-3-Clause
> - * Copyright(c) 2019 Intel Corporation
> + * Copyright (c) 1989, 1993, 1994
> + *     The Regents of the University of California.  All rights reserved.
> + *
> + * This code is derived from software contributed to Berkeley by
> + * Guido van Rossum.
>   */
> -
>  #ifndef _FNMATCH_H_
>  #define _FNMATCH_H_
>
> -/**
> - * This file is required to support the common code in eal_common_log.c
> - * as Microsoft libc does not contain fnmatch.h. This may be removed in
> - * future releases.
> +#if defined(LIBC_SCCS) && !defined(lint)
> +static const char sccsid[] = "@(#)fnmatch.c    8.2 (Berkeley) 4/16/94";
> +#endif /* LIBC_SCCS and not lint */

Strange to keep this (what looks to be a canary) symbol in a header file.

[snip]

> @@ -25,6 +30,10 @@ extern "C" {
>  #define FNM_CASEFOLD 0x10
>  #define FNM_PREFIX_DIRS 0x20
>
> +#define FNM_EOS        '\0'
> +
> +static const char *fnm_rangematch(const char *, char, int);
> +
>  /**
>   * This function is used for searching a given string source
>   * with the given regular expression pattern.

[snip]


> @@ -41,10 +50,150 @@ extern "C" {
>   * @return
>   *     if the pattern is found then return 0 or else FNM_NOMATCH
>   */
> -int fnmatch(const char *pattern, const char *string, int flags);
> +static int
> +fnmatch(const char *pattern, const char *string, int flags)
> +{
> +       const char *stringstart;
> +       char c, test;


-- 
David Marchand


  reply	other threads:[~2023-08-09 11:19 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-29 15:18 [RFC PATCH 0/3] Split logging out of EAL Bruce Richardson
2022-08-29 15:18 ` [RFC PATCH 1/3] os: begin separating some OS compatibility from EAL Bruce Richardson
2022-08-29 18:57   ` Morten Brørup
2022-08-30  8:41     ` Bruce Richardson
2022-08-30  8:42   ` David Marchand
2022-08-30  9:59     ` Bruce Richardson
2022-08-29 15:19 ` [RFC PATCH 2/3] log: separate logging functions out of EAL Bruce Richardson
2022-08-29 15:19 ` [RFC PATCH 3/3] telemetry: use standard logging Bruce Richardson
2023-01-13 16:19 ` [RFC PATCH v2 0/3] Split logging functionality out of EAL Bruce Richardson
2023-01-13 16:19   ` [RFC PATCH v2 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-01-13 16:41     ` Morten Brørup
2023-01-13 17:01       ` Bruce Richardson
2023-01-13 17:31         ` Tyler Retzlaff
2023-01-13 17:37           ` Bruce Richardson
2023-01-13 16:20   ` [RFC PATCH v2 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-01-13 16:20   ` [RFC PATCH v2 3/3] telemetry: use standard logging Bruce Richardson
2023-01-13 20:36 ` [PATCH v3 0/3] Split logging functionality out of EAL Bruce Richardson
2023-01-13 20:36   ` [PATCH v3 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-01-13 20:36   ` [PATCH v3 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-01-13 20:36   ` [PATCH v3 3/3] telemetry: use standard logging Bruce Richardson
2023-01-20 18:21 ` [PATCH v4 0/3] Split logging functionality out of EAL Bruce Richardson
2023-01-20 18:21   ` [PATCH v4 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-01-20 18:21   ` [PATCH v4 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-01-20 18:21   ` [PATCH v4 3/3] telemetry: use standard logging Bruce Richardson
2023-01-22 14:56   ` [PATCH v4 0/3] Split logging functionality out of EAL David Marchand
2023-01-23 14:24     ` Bruce Richardson
2023-01-23 14:31       ` David Marchand
2023-01-23 14:36         ` Bruce Richardson
2023-01-23 14:42           ` David Marchand
2023-05-18 12:49 ` [PATCH v5 " Bruce Richardson
2023-05-18 12:49   ` [PATCH v5 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-05-18 12:49   ` [PATCH v5 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-05-18 12:49   ` [PATCH v5 3/3] telemetry: use standard logging Bruce Richardson
2023-07-31 10:17 ` [PATCH v6 0/3] Split logging functionality out of EAL Bruce Richardson
2023-07-31 10:17   ` [PATCH v6 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-07-31 10:17   ` [PATCH v6 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-07-31 10:17   ` [PATCH v6 3/3] telemetry: use standard logging Bruce Richardson
2023-07-31 15:38 ` [PATCH v7 0/3] Split logging functionality out of EAL Bruce Richardson
2023-07-31 15:39   ` [PATCH v7 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-08-09 11:18     ` David Marchand [this message]
2023-08-09 12:35       ` Bruce Richardson
2023-07-31 15:39   ` [PATCH v7 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-07-31 16:22     ` David Marchand
2023-07-31 16:29       ` Bruce Richardson
2023-08-09 10:00         ` Bruce Richardson
2023-08-09 11:58     ` David Marchand
2023-08-09 12:24     ` David Marchand
2023-08-09 12:32       ` Bruce Richardson
2023-07-31 15:39   ` [PATCH v7 3/3] telemetry: use standard logging Bruce Richardson
2023-08-09 13:35 ` [PATCH v8 0/3] Split logging functionality out of EAL Bruce Richardson
2023-08-09 13:35   ` [PATCH v8 1/3] eal/windows: move fnmatch function to header file Bruce Richardson
2023-08-09 13:35   ` [PATCH v8 2/3] log: separate logging functions out of EAL Bruce Richardson
2023-08-09 13:35   ` [PATCH v8 3/3] telemetry: use standard logging Bruce Richardson
2023-08-11 12:46   ` [PATCH v8 0/3] Split logging functionality out of EAL David Marchand
2023-08-11 12:59     ` Bruce Richardson
2023-09-01 11:25       ` Thomas Monjalon
2023-09-01 12:26         ` Morten Brørup
2023-10-23  7:37     ` David Marchand

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