diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_FRAGINFO

Signed-off-by: NStefan Beller <sbeller@google.com>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

diff.c

@@ -561,6 +561,7 @@ static void emit_line(struct diff_options *o, const char *set, const char *reset
 }
 
 enum diff_symbol {
+	DIFF_SYMBOL_CONTEXT_FRAGINFO,
 	DIFF_SYMBOL_CONTEXT_MARKER,
 	DIFF_SYMBOL_SEPARATOR
 };
@@ -570,6 +571,9 @@ static void emit_diff_symbol(struct diff_options *o, enum diff_symbol s,
 {
 	const char *context, *reset;
 	switch (s) {
+	case DIFF_SYMBOL_CONTEXT_FRAGINFO:
+		emit_line(o, "", "", line, len);
+		break;
 	case DIFF_SYMBOL_CONTEXT_MARKER:
 		context = diff_get_color_opt(o, DIFF_CONTEXT);
 		reset = diff_get_color_opt(o, DIFF_RESET);
@@ -705,8 +709,8 @@ static void emit_hunk_header(struct emit_callback *ecbdata,
 
 	strbuf_add(&msgbuf, line + len, org_len - len);
 	strbuf_complete_line(&msgbuf);
-
-	emit_line(ecbdata->opt, "", "", msgbuf.buf, msgbuf.len);
+	emit_diff_symbol(ecbdata->opt,
+			 DIFF_SYMBOL_CONTEXT_FRAGINFO, msgbuf.buf, msgbuf.len);
 	strbuf_release(&msgbuf);
 }