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Squashed 'third_party/git/' content from commit cb71568594

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git-subtree-dir: third_party/git
git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7
This commit is contained in:
Vincent Ambo 2020-01-11 23:36:56 +00:00
commit 1b593e1ea4
3629 changed files with 1139935 additions and 0 deletions
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129
t/t4256/1/patch Normal file
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@ -0,0 +1,129 @@
From: A <author@example.com>
Subject: [PATCH] mailinfo: support format=flowed
Message-ID: <aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa@example.com>
Date: Sat, 25 Aug 2018 22:04:50 +0200
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101
Thunderbird/60.0
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Language: en-US
Content-Transfer-Encoding: 7bit
---
mailinfo.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 62 insertions(+), 2 deletions(-)
diff --git a/mailinfo.c b/mailinfo.c
index 3281a37d51..b395adbdf2 100644
--- a/mailinfo.c
+++ b/mailinfo.c
@@ -237,11 +237,22 @@ static int slurp_attr(const char *line, const char
*name, struct strbuf *attr)
return 1;
}
+static int has_attr_value(const char *line, const char *name, const
char *value)
+{
+ struct strbuf sb = STRBUF_INIT;
+ int rc = slurp_attr(line, name, &sb) && !strcasecmp(sb.buf, value);
+ strbuf_release(&sb);
+ return rc;
+}
+
static void handle_content_type(struct mailinfo *mi, struct strbuf *line)
{
struct strbuf *boundary = xmalloc(sizeof(struct strbuf));
strbuf_init(boundary, line->len);
+ mi->format_flowed = has_attr_value(line->buf, "format=", "flowed");
+ mi->delsp = has_attr_value(line->buf, "delsp=", "yes");
+
if (slurp_attr(line->buf, "boundary=", boundary)) {
strbuf_insert(boundary, 0, "--", 2);
if (++mi->content_top >= &mi->content[MAX_BOUNDARIES]) {
@@ -964,6 +975,52 @@ static int handle_boundary(struct mailinfo *mi,
struct strbuf *line)
return 1;
}
+static void handle_filter_flowed(struct mailinfo *mi, struct strbuf *line,
+ struct strbuf *prev)
+{
+ size_t len = line->len;
+ const char *rest;
+
+ if (!mi->format_flowed) {
+ handle_filter(mi, line);
+ return;
+ }
+
+ if (line->buf[len - 1] == '\n') {
+ len--;
+ if (len && line->buf[len - 1] == '\r')
+ len--;
+ }
+
+ /* Keep signature separator as-is. */
+ if (skip_prefix(line->buf, "-- ", &rest) && rest - line->buf == len) {
+ if (prev->len) {
+ handle_filter(mi, prev);
+ strbuf_reset(prev);
+ }
+ handle_filter(mi, line);
+ return;
+ }
+
+ /* Unstuff space-stuffed line. */
+ if (len && line->buf[0] == ' ') {
+ strbuf_remove(line, 0, 1);
+ len--;
+ }
+
+ /* Save flowed line for later, but without the soft line break. */
+ if (len && line->buf[len - 1] == ' ') {
+ strbuf_add(prev, line->buf, len - !!mi->delsp);
+ return;
+ }
+
+ /* Prepend any previous partial lines */
+ strbuf_insert(line, 0, prev->buf, prev->len);
+ strbuf_reset(prev);
+
+ handle_filter(mi, line);
+}
+
static void handle_body(struct mailinfo *mi, struct strbuf *line)
{
struct strbuf prev = STRBUF_INIT;
@@ -1012,7 +1069,7 @@ static void handle_body(struct mailinfo *mi,
struct strbuf *line)
strbuf_addbuf(&prev, sb);
break;
}
- handle_filter(mi, sb);
+ handle_filter_flowed(mi, sb, &prev);
}
/*
* The partial chunk is saved in "prev" and will be
@@ -1022,13 +1079,16 @@ static void handle_body(struct mailinfo *mi,
struct strbuf *line)
break;
}
default:
- handle_filter(mi, line);
+ handle_filter_flowed(mi, line, &prev);
}
if (mi->input_error)
break;
} while (!strbuf_getwholeline(line, mi->input, '\n'));
+ if (prev.len)
+ handle_filter(mi, &prev);
+
flush_inbody_header_accum(mi);
handle_body_out:
--
2.18.0