diff.c: emit_diff_symbol learns DIFF_SYMBOL_NO_LF_EOF

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

Stefan Beller committed Jun 29, 2017 at 17:06 UTC b9cbfde6b12f1a8f5341a5be624bd41e12e5dea3
1 file changed +11 -8
diff.c
+11 -8
@@ -561,6 +561,7 @@ static void emit_line(struct diff_options *o, const char *set, const char *reset
561 }
562
563 enum diff_symbol {
564 + DIFF_SYMBOL_NO_LF_EOF,
565 DIFF_SYMBOL_CONTEXT_FRAGINFO,
566 DIFF_SYMBOL_CONTEXT_MARKER,
567 DIFF_SYMBOL_SEPARATOR
@@ -569,8 +570,16 @@ enum diff_symbol {
570 static void emit_diff_symbol(struct diff_options *o, enum diff_symbol s,
571 const char *line, int len)
572 {
573 + static const char *nneof = " No newline at end of file\n";
574 const char *context, *reset;
575 switch (s) {
576 + case DIFF_SYMBOL_NO_LF_EOF:
577 + context = diff_get_color_opt(o, DIFF_CONTEXT);
578 + reset = diff_get_color_opt(o, DIFF_RESET);
579 + putc('\n', o->file);
580 + emit_line_0(o, context, reset, '\\',
581 + nneof, strlen(nneof));
582 + break;
583 case DIFF_SYMBOL_CONTEXT_FRAGINFO:
584 emit_line(o, "", "", line, len);
585 break;
@@ -751,7 +760,6 @@ static void emit_rewrite_lines(struct emit_callback *ecb,
760 int prefix, const char *data, int size)
761 {
762 const char *endp = NULL;
754 - static const char *nneof = " No newline at end of file\n";
763 const char *reset = diff_get_color(ecb->color_diff, DIFF_RESET);
764
765 while (0 < size) {
@@ -769,13 +777,8 @@ static void emit_rewrite_lines(struct emit_callback *ecb,
777 size -= len;
778 data += len;
779 }
772 - if (!endp) {
773 - const char *context = diff_get_color(ecb->color_diff,
774 - DIFF_CONTEXT);
775 - putc('\n', ecb->opt->file);
776 - emit_line_0(ecb->opt, context, reset, '\\',
777 - nneof, strlen(nneof));
778 - }
780 + if (!endp)
781 + emit_diff_symbol(ecb->opt, DIFF_SYMBOL_NO_LF_EOF, NULL, 0);
782 }
783
784 static void emit_rewrite_diff(const char *name_a,