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-rw-r--r--commit.c79
1 files changed, 72 insertions, 7 deletions
diff --git a/commit.c b/commit.c
index 0b163d4..7597fba 100644
--- a/commit.c
+++ b/commit.c
@@ -422,6 +422,46 @@ static int get_one_line(const char *msg, unsigned long len)
return ret;
}
+static int is_rfc2047_special(char ch)
+{
+ return ((ch & 0x80) || (ch == '=') || (ch == '?') || (ch == '_'));
+}
+
+static int add_rfc2047(char *buf, const char *line, int len)
+{
+ char *bp = buf;
+ int i, needquote;
+ static const char q_utf8[] = "=?utf-8?q?";
+
+ for (i = needquote = 0; !needquote && i < len; i++) {
+ unsigned ch = line[i];
+ if (ch & 0x80)
+ needquote++;
+ if ((i + 1 < len) &&
+ (ch == '=' && line[i+1] == '?'))
+ needquote++;
+ }
+ if (!needquote)
+ return sprintf(buf, "%.*s", len, line);
+
+ memcpy(bp, q_utf8, sizeof(q_utf8)-1);
+ bp += sizeof(q_utf8)-1;
+ for (i = 0; i < len; i++) {
+ unsigned ch = line[i];
+ if (is_rfc2047_special(ch)) {
+ sprintf(bp, "=%02X", ch);
+ bp += 3;
+ }
+ else if (ch == ' ')
+ *bp++ = '_';
+ else
+ *bp++ = ch;
+ }
+ memcpy(bp, "?=", 2);
+ bp += 2;
+ return bp - buf;
+}
+
static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const char *line)
{
char *date;
@@ -440,12 +480,26 @@ static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const c
tz = strtol(date, NULL, 10);
if (fmt == CMIT_FMT_EMAIL) {
- what = "From";
+ char *name_tail = strchr(line, '<');
+ int display_name_length;
+ if (!name_tail)
+ return 0;
+ while (line < name_tail && isspace(name_tail[-1]))
+ name_tail--;
+ display_name_length = name_tail - line;
filler = "";
+ strcpy(buf, "From: ");
+ ret = strlen(buf);
+ ret += add_rfc2047(buf + ret, line, display_name_length);
+ memcpy(buf + ret, name_tail, namelen - display_name_length);
+ ret += namelen - display_name_length;
+ buf[ret++] = '\n';
+ }
+ else {
+ ret = sprintf(buf, "%s: %.*s%.*s\n", what,
+ (fmt == CMIT_FMT_FULLER) ? 4 : 0,
+ filler, namelen, line);
}
- ret = sprintf(buf, "%s: %.*s%.*s\n", what,
- (fmt == CMIT_FMT_FULLER) ? 4 : 0,
- filler, namelen, line);
switch (fmt) {
case CMIT_FMT_MEDIUM:
ret += sprintf(buf + ret, "Date: %s\n", show_date(time, tz));
@@ -584,13 +638,24 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
int slen = strlen(subject);
memcpy(buf + offset, subject, slen);
offset += slen;
+ offset += add_rfc2047(buf + offset, line, linelen);
+ }
+ else {
+ memset(buf + offset, ' ', indent);
+ memcpy(buf + offset + indent, line, linelen);
+ offset += linelen + indent;
}
- memset(buf + offset, ' ', indent);
- memcpy(buf + offset + indent, line, linelen);
- offset += linelen + indent;
buf[offset++] = '\n';
if (fmt == CMIT_FMT_ONELINE)
break;
+ if (subject) {
+ static const char header[] =
+ "Content-Type: text/plain; charset=UTF-8\n"
+ "Content-Transfer-Encoding: 8bit\n";
+ memcpy(buf + offset, header, sizeof(header)-1);
+ offset += sizeof(header)-1;
+ subject = NULL;
+ }
if (after_subject) {
int slen = strlen(after_subject);
if (slen > space - offset - 1)