git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Michael Haggerty <mhagger@alum.mit.edu>
To: Junio C Hamano <gitster@pobox.com>
Cc: Jeff King <peff@peff.net>,
	git@vger.kernel.org, Michael Haggerty <mhagger@alum.mit.edu>
Subject: [PATCH 11/14] imap-send.c: simplify logic in lf_to_crlf()
Date: Mon, 14 Jan 2013 06:32:43 +0100	[thread overview]
Message-ID: <1358141566-26081-12-git-send-email-mhagger@alum.mit.edu> (raw)
In-Reply-To: <1358141566-26081-1-git-send-email-mhagger@alum.mit.edu>


Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 imap-send.c | 31 ++++++++-----------------------
 1 file changed, 8 insertions(+), 23 deletions(-)

diff --git a/imap-send.c b/imap-send.c
index 70abe9b..3167dcc 100644
--- a/imap-send.c
+++ b/imap-send.c
@@ -1089,36 +1089,21 @@ static void lf_to_crlf(struct strbuf *msg)
 {
 	size_t new_len;
 	char *new;
-	int i, j, lfnum = 0;
+	int i, j = 0, lfnum = 0;
+	char lastc;
 
-	if (msg->buf[0] == '\n')
-		lfnum++;
-	for (i = 1; i < msg->len; i++) {
-		if (msg->buf[i - 1] != '\r' && msg->buf[i] == '\n')
+	for (i = 0, lastc = '\0'; i < msg->len; i++) {
+		if (msg->buf[i] == '\n' && lastc != '\r')
 			lfnum++;
+		lastc = msg->buf[i];
 	}
 
 	new_len = msg->len + lfnum;
 	new = xmalloc(new_len + 1);
-	if (msg->buf[0] == '\n') {
-		new[0] = '\r';
-		new[1] = '\n';
-		i = 1;
-		j = 2;
-	} else {
-		new[0] = msg->buf[0];
-		i = 1;
-		j = 1;
-	}
-	for ( ; i < msg->len; i++) {
-		if (msg->buf[i] != '\n') {
-			new[j++] = msg->buf[i];
-			continue;
-		}
-		if (msg->buf[i - 1] != '\r')
+	for (i = 0, lastc = '\0'; i < msg->len; i++) {
+		if (msg->buf[i] == '\n' && lastc != '\r')
 			new[j++] = '\r';
-		/* otherwise it already had CR before */
-		new[j++] = '\n';
+		lastc = new[j++] = msg->buf[i];
 	}
 	strbuf_attach(msg, new, new_len, new_len + 1);
 }
-- 
1.8.0.3

  parent reply	other threads:[~2013-01-14  5:41 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-14  5:32 [PATCH 00/14] Remove unused code from imap-send.c Michael Haggerty
2013-01-14  5:32 ` [PATCH 01/14] imap-send.c: remove msg_data::flags, which was always zero Michael Haggerty
2013-01-14  5:57   ` Jonathan Nieder
2013-01-14  9:10     ` Michael Haggerty
2013-01-14  5:32 ` [PATCH 02/14] imap-send.c: remove struct msg_data Michael Haggerty
2013-01-14  5:32 ` [PATCH 03/14] iamp-send.c: remove unused struct imap_store_conf Michael Haggerty
2013-01-14  5:32 ` [PATCH 04/14] imap-send.c: remove struct store_conf Michael Haggerty
2013-01-14  5:32 ` [PATCH 05/14] imap-send.c: remove struct message Michael Haggerty
2013-01-14  5:32 ` [PATCH 06/14] imap-send.c: remove some unused fields from struct store Michael Haggerty
2013-01-14  6:19   ` Jonathan Nieder
2013-01-14  9:25     ` Michael Haggerty
2013-01-14  5:32 ` [PATCH 07/14] imap-send.c: inline imap_parse_list() in imap_list() Michael Haggerty
2013-01-14  5:32 ` [PATCH 08/14] imap-send.c: remove struct imap argument to parse_imap_list_l() Michael Haggerty
2013-01-14  5:32 ` [PATCH 09/14] imap-send.c: remove namespace fields from struct imap Michael Haggerty
2013-01-14  6:43   ` Jonathan Nieder
2013-01-14  9:31     ` Michael Haggerty
2013-01-14  5:32 ` [PATCH 10/14] imap-send.c: remove unused field imap_store::trashnc Michael Haggerty
2013-01-14  5:32 ` Michael Haggerty [this message]
2013-01-14  6:47   ` [PATCH 11/14] imap-send.c: simplify logic in lf_to_crlf() Jonathan Nieder
2013-01-14  5:32 ` [PATCH 12/14] imap-send.c: use struct imap_store instead of struct store Michael Haggerty
2013-01-14  6:52   ` Jonathan Nieder
2013-01-14  5:32 ` [PATCH 13/14] imap-send.c: remove unused field imap_store::uidvalidity Michael Haggerty
2013-01-14  5:32 ` [PATCH 14/14] imap-send.c: fold struct store into struct imap_store Michael Haggerty
2013-01-14  6:06 ` [PATCH 00/14] Remove unused code from imap-send.c Jeff King
2013-01-14  6:57 ` Jonathan Nieder
2013-01-14  9:33   ` Michael Haggerty
2013-01-14 19:02     ` Junio C Hamano

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1358141566-26081-12-git-send-email-mhagger@alum.mit.edu \
    --to=mhagger@alum.mit.edu \
    --cc=git@vger.kernel.org \
    --cc=gitster@pobox.com \
    --cc=peff@peff.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).