[PATCH] generate a valid rfc2047 mail header for multi-line subject.
From: xzer <hidden>
Date: 2016-06-15 22:50:33
Subsystem:
the rest · Maintainer:
Linus Torvalds
There is still a problem that git-am will lost the line break. It's not easy to retain it, but as the first step, we can generate a valid rfc2047 header now. --- pretty.c | 29 ++++++++++++++++++++++++++++- 1 files changed, 28 insertions(+), 1 deletions(-)
diff --git a/pretty.c b/pretty.c
index 8549934..f18a38d 100644
--- a/pretty.c
+++ b/pretty.c@@ -249,6 +249,33 @@ needquote: strbuf_addstr(sb, "?="); } +static void add_rfc2047_multiline(struct strbuf *sb, const char *line, int len, + const char *encoding) +{ + int first = 1; + char *mline = xmemdupz(line, len); + const char *cline = mline; + int offset = 0, linelen = 0; + for (;;) { + linelen = get_one_line(cline); + + cline += linelen; + + if (!linelen) + break; + + if (!first) + strbuf_addf(sb, "\n "); + + offset = *(cline -1) == '\n'; + + add_rfc2047(sb, cline-linelen, linelen-offset, encoding); + first = 0; + + } + free(mline); +} + void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb, const char *line, enum date_mode dmode, const char *encoding)
@@ -1115,7 +1142,7 @@ void pp_title_line(enum cmit_fmt fmt, strbuf_grow(sb, title.len + 1024); if (subject) { strbuf_addstr(sb, subject); - add_rfc2047(sb, title.buf, title.len, encoding); + add_rfc2047_multiline(sb, title.buf, title.len, encoding); } else { strbuf_addbuf(sb, &title); }
--
1.7.4.52.g00e6e.dirty