static bool
stage_diff_single_write(struct io *io, bool staged,
struct line *line, struct line *single, struct line *end)
{
enum line_type write_as_normal = staged ? LINE_DIFF_ADD : LINE_DIFF_DEL;
enum line_type ignore = staged ? LINE_DIFF_DEL : LINE_DIFF_ADD;
while (line < end) {
const char *prefix = "";
const char *data = box_text(line);
if (line == single) {
/* Write the complete line. */
} else if (line->type == write_as_normal) {
prefix = " ";
data = data + 1;
} else if (line->type == ignore) {
data = NULL;
}
if (data && !io_printf(io, "%s%s\n", prefix, data))
return false;
line++;
if (stage_diff_done(line, end))
break;
}
return true;
}
static bool
stage_diff_write(struct io *io, struct line *line, struct line *end)
{
while (line < end) {
if (!io_write(io, line->data, strlen(line->data)) ||
!io_write(io, "\n", 1))
return FALSE;
line++;
if (stage_diff_done(line, end))
break;
}
return TRUE;
}
static bool
stage_diff_write(struct io *io, struct line *line, struct line *end)
{
while (line < end) {
const char *text = box_text(line);
if (!io_write(io, text, strlen(text)) ||
!io_write(io, "\n", 1))
return false;
line++;
if (stage_diff_done(line, end))
break;
}
return true;
}
