From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Ren=E9_Scharfe?= Subject: [PATCH 2/3] add strbuf_adddup() Date: Sat, 10 Nov 2007 12:16:05 +0100 Message-ID: <473592F5.2070407@lsrfire.ath.cx> References: <4733AEA6.1040802@lsrfire.ath.cx> <20071109045040.GC31760@sigill.intra.peff.net> <4734EA4E.8070405@lsrfire.ath.cx> <20071110004635.GA14992@sigill.intra.peff.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Paul Mackerras , Git Mailing List , Pierre Habouzit , Johannes Schindelin To: Jeff King , Junio C Hamano X-From: git-owner@vger.kernel.org Sat Nov 10 12:16:45 2007 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1IqoKS-0007H3-Uy for gcvg-git-2@gmane.org; Sat, 10 Nov 2007 12:16:45 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751475AbXKJLQa (ORCPT ); Sat, 10 Nov 2007 06:16:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751420AbXKJLQ3 (ORCPT ); Sat, 10 Nov 2007 06:16:29 -0500 Received: from static-ip-217-172-187-230.inaddr.intergenia.de ([217.172.187.230]:39345 "EHLO neapel230.server4you.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751455AbXKJLQ3 (ORCPT ); Sat, 10 Nov 2007 06:16:29 -0500 Received: from [10.0.1.201] (p57B7EF01.dip.t-dialin.net [87.183.239.1]) by neapel230.server4you.de (Postfix) with ESMTP id AC16C873BA; Sat, 10 Nov 2007 12:16:27 +0100 (CET) User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) In-Reply-To: <20071110004635.GA14992@sigill.intra.peff.net> Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: Add a new function, strbuf_adddup(), that appends a duplicate of a part of a struct strbuf to end of the latter. Signed-off-by: Rene Scharfe --- strbuf.c | 7 +++++++ strbuf.h | 1 + 2 files changed, 8 insertions(+), 0 deletions(-) diff --git a/strbuf.c b/strbuf.c index 536b432..dbd8c4b 100644 --- a/strbuf.c +++ b/strbuf.c @@ -106,6 +106,13 @@ void strbuf_add(struct strbuf *sb, const void *data, size_t len) strbuf_setlen(sb, sb->len + len); } +void strbuf_adddup(struct strbuf *sb, size_t pos, size_t len) +{ + strbuf_grow(sb, len); + memcpy(sb->buf + sb->len, sb->buf + pos, len); + strbuf_setlen(sb, sb->len + len); +} + void strbuf_addf(struct strbuf *sb, const char *fmt, ...) { int len; diff --git a/strbuf.h b/strbuf.h index 21d8944..1391912 100644 --- a/strbuf.h +++ b/strbuf.h @@ -101,6 +101,7 @@ static inline void strbuf_addstr(struct strbuf *sb, const char *s) { static inline void strbuf_addbuf(struct strbuf *sb, struct strbuf *sb2) { strbuf_add(sb, sb2->buf, sb2->len); } +extern void strbuf_adddup(struct strbuf *sb, size_t pos, size_t len); typedef void (*expand_fn_t) (struct strbuf *sb, const char *placeholder, void *context); extern void strbuf_expand(struct strbuf *sb, const char *format, const char **placeholders, expand_fn_t fn, void *context); -- 1.5.3.5.1651.g30bf