diff --git a/xdiff/xutils.c b/xdiff/xutils.c
index afaada1edf72c8797d3d7bbd24303638accd6c24..21ab8e7e263983b54c07e44150cedc5c43963a35 100644 (file)
--- a/xdiff/xutils.c
+++ b/xdiff/xutils.c
+long xdl_bogosqrt(long n) {
+ long i;
+
+ /*
+ * Classical integer square root approximation using shifts.
+ */
+ for (i = 1; n > 0; n >>= 2)
+ i <<= 1;
+
+ return i;
+}
+
+
int xdl_emit_diffrec(char const *rec, long size, char const *pre, long psize,
xdemitcb_t *ecb) {
mmbuffer_t mb[3];
memcpy(buf, "@@ -", 4);
nb += 4;
- nb += xdl_num_out(buf + nb, c1 ? s1: 0);
+ nb += xdl_num_out(buf + nb, c1 ? s1: s1 - 1);
if (c1 != 1) {
memcpy(buf + nb, ",", 1);
memcpy(buf + nb, " +", 2);
nb += 2;
- nb += xdl_num_out(buf + nb, c2 ? s2: 0);
+ nb += xdl_num_out(buf + nb, c2 ? s2: s2 - 1);
if (c2 != 1) {
memcpy(buf + nb, ",", 1);