builtin format-patch: squelch content-type for 7-bit ASCII

When --attach is not used, usually we do not say Content-Type:
and fluff, but if the commit message is not 7-bit ASCII, mark
it as "text/plain; charset=UTF-8".  This unclutters output
somewhat.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-05-21 23:55:00 -07:00
parent cdd406e389
commit c831da6647

View File

@ -559,10 +559,24 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
int indent = 4; int indent = 4;
int parents_shown = 0; int parents_shown = 0;
const char *msg = commit->buffer; const char *msg = commit->buffer;
int plain_non_ascii = 0;
if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL) if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL)
indent = 0; indent = 0;
/* After-subject is used to pass in Content-Type: multipart
* MIME header; in that case we do not have to do the
* plaintext content type even if the commit message has
* non 7-bit ASCII character. Otherwise, check if we need
* to say this is not a 7-bit ASCII.
*/
if (fmt == CMIT_FMT_EMAIL && !after_subject) {
int i;
for (i = 0; !plain_non_ascii && msg[i] && i < len; i++)
if (msg[i] & 0x80)
plain_non_ascii = 1;
}
for (;;) { for (;;) {
const char *line = msg; const char *line = msg;
int linelen = get_one_line(msg, len); int linelen = get_one_line(msg, len);
@ -648,13 +662,12 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
buf[offset++] = '\n'; buf[offset++] = '\n';
if (fmt == CMIT_FMT_ONELINE) if (fmt == CMIT_FMT_ONELINE)
break; break;
if (subject) { if (subject && plain_non_ascii) {
static const char header[] = static const char header[] =
"Content-Type: text/plain; charset=UTF-8\n" "Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"; "Content-Transfer-Encoding: 8bit\n";
memcpy(buf + offset, header, sizeof(header)-1); memcpy(buf + offset, header, sizeof(header)-1);
offset += sizeof(header)-1; offset += sizeof(header)-1;
subject = NULL;
} }
if (after_subject) { if (after_subject) {
int slen = strlen(after_subject); int slen = strlen(after_subject);