Function emit_rewrite_lines

diff.c:1834–1872

}

static void emit_rewrite_lines(struct emit_callback *ecbdata,
			       int prefix, const char *data, int size)
{
	const char *endp = NULL;

	while (0 < size) {
		int len, plen;
		char *pdata = NULL;

		endp = memchr(data, '\n', size);

		if (endp) {
			len = endp - data + 1;
			plen = len;
		} else {
			len = size;
			plen = len + 1;
			pdata = xmalloc(plen + 2);
			memcpy(pdata, data, len);
			pdata[len] = '\n';
			pdata[len + 1] = '\0';
		}
		if (prefix != '+') {
			ecbdata->lno_in_preimage++;
			emit_del_line(ecbdata, pdata ? pdata : data, plen);
		} else {
			ecbdata->lno_in_postimage++;
			emit_add_line(ecbdata, pdata ? pdata : data, plen);
		}
		free(pdata);
		size -= len;
		data += len;
	}
	if (!endp) {
		static const char nneof[] = "\\ No newline at end of file\n";
		ecbdata->last_line_kind = prefix;
		emit_incomplete_line_marker(ecbdata, nneof, sizeof(nneof) - 1);
	}
}

static void emit_rewrite_diff(const char *name_a,
			      const char *name_b,