These should generally never happen, as we already
concatenate multiples in subjects into a single line. But
let's be defensive, since not encoding them means we will
output malformed headers.
Signed-off-by: Jeff King <peff@xxxxxxxx>
---
pretty.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/pretty.c b/pretty.c
index 0e167f4..65d20a7 100644
--- a/pretty.c
+++ b/pretty.c
@@ -228,7 +228,7 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len,
for (i = 0; i < len; i++) {
int ch = line[i];
- if (non_ascii(ch))
+ if (non_ascii(ch) || ch == '\n')
goto needquote;
if ((i + 1 < len) && (ch == '=' && line[i+1] == '?'))
goto needquote;
@@ -254,7 +254,7 @@ needquote:
* many programs do not understand this and just
* leave the underscore in place.
*/
- if (is_rfc2047_special(ch) || ch == ' ') {
+ if (is_rfc2047_special(ch) || ch == ' ' || ch == '\n') {
strbuf_addf(sb, "=%02X", ch);
line_len += 3;
}
--
1.7.2.5.15.gfdd1c
--
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