From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-x32e.google.com (mail-wm1-x32e.google.com [IPv6:2a00:1450:4864:20::32e]) by sourceware.org (Postfix) with ESMTPS id 2E79B3987C26 for ; Wed, 10 Mar 2021 18:32:16 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 2E79B3987C26 Received: by mail-wm1-x32e.google.com with SMTP id n11-20020a05600c4f8bb029010e5cf86347so1942846wmq.1 for ; Wed, 10 Mar 2021 10:32:16 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=HEdE9FOWc9j3Y4cTJGMR/JWcdWsgHEC/wWTIgs2wasE=; b=qLK7OiiETDcowDvoUWQ/I3zluEQOIA2OwF0R+umkD5ZFlj7AsUAnA9NnoC38HZxOOb ae+1ZtuBx9fy09IC1nMnFEuZOJTiIRzu8Ab3D/ETKWb2UDKwYWPGA28gX7J2+Xa9kXml E5XU76WraBLLCRi6/b6iiQQW2JO4fxfaswep5dbkAJfPyJpeBUhyxhoz0qIptVZJje+I Ht0E8N0yR0IH6kzpFtyKLvFqMwJGmf479jKQqXskDDk7acxoOP7nWpRytfovC+38RqHp Fkgrg90Y+/Qjv73HqDX2QQRXqwUDzBzNbUzjzbjL5yjCCYwWWhsengPXbtBCsQj26CSt YYFA== X-Gm-Message-State: AOAM530twpfb4KzaNC4Q6O9sgSq/t1wtY4OzOTs/m8Pm0fht4/QsmWpm UELBFigGsNjhPlcdukg/IiU= X-Google-Smtp-Source: ABdhPJwm940RjcvLN8659kPWDDEVsB6xQ14r2MqMil/UJEb3RuZbXmKuDQLUG3a3qGSUcSCFzyUOIg== X-Received: by 2002:a05:600c:1405:: with SMTP id g5mr4576024wmi.140.1615401135402; Wed, 10 Mar 2021 10:32:15 -0800 (PST) Received: from localhost.localdomain ([170.253.51.130]) by smtp.googlemail.com with ESMTPSA id k11sm325374wmj.1.2021.03.10.10.32.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Mar 2021 10:32:15 -0800 (PST) From: Alejandro Colomar To: mtk.manpages@gmail.com Cc: Alejandro Colomar , linux-man@vger.kernel.org, libc-alpha@sourceware.org Subject: [PATCH 11/24] strcat.3: SYNOPSIS: Use 'restrict' in prototypes Date: Wed, 10 Mar 2021 19:31:37 +0100 Message-Id: <20210310183149.194717-12-alx.manpages@gmail.com> X-Mailer: git-send-email 2.30.1.721.g45526154a5 In-Reply-To: <20210310183149.194717-1-alx.manpages@gmail.com> References: <20210310183149.194717-1-alx.manpages@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.3 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Mar 2021 18:32:17 -0000 Both POSIX and glibc use 'restrict' in strcat(), strncat(). Let's use it here too. .../glibc$ grep_glibc_prototype strcat string/string.h:133: extern char *strcat (char *__restrict __dest, const char *__restrict __src) __THROW __nonnull ((1, 2)); .../glibc$ grep_glibc_prototype strncat string/string.h:136: extern char *strncat (char *__restrict __dest, const char *__restrict __src, size_t __n) __THROW __nonnull ((1, 2)); .../glibc$ Signed-off-by: Alejandro Colomar --- man3/strcat.3 | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/man3/strcat.3 b/man3/strcat.3 index d8e6716c4..821d57d74 100644 --- a/man3/strcat.3 +++ b/man3/strcat.3 @@ -36,8 +36,9 @@ strcat, strncat \- concatenate two strings .nf .B #include .PP -.BI "char *strcat(char *" dest ", const char *" src ); -.BI "char *strncat(char *" dest ", const char *" src ", size_t " n ); +.BI "char *strcat(char *restrict " dest ", const char *restrict " src ); +.BI "char *strncat(char *restrict " dest ", const char *restrict " src \ +", size_t " n ); .fi .SH DESCRIPTION The -- 2.30.1.721.g45526154a5