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-rw-r--r--xdiff/xpatience.c27
1 files changed, 2 insertions, 25 deletions
diff --git a/xdiff/xpatience.c b/xdiff/xpatience.c
index e42c16a807..fdd7d0263f 100644
--- a/xdiff/xpatience.c
+++ b/xdiff/xpatience.c
@@ -287,34 +287,11 @@ static int walk_common_sequence(struct hashmap *map, struct entry *first,
static int fall_back_to_classic_diff(struct hashmap *map,
int line1, int count1, int line2, int count2)
{
- /*
- * This probably does not work outside Git, since
- * we have a very simple mmfile structure.
- *
- * Note: ideally, we would reuse the prepared environment, but
- * the libxdiff interface does not (yet) allow for diffing only
- * ranges of lines instead of the whole files.
- */
- mmfile_t subfile1, subfile2;
xpparam_t xpp;
- xdfenv_t env;
-
- subfile1.ptr = (char *)map->env->xdf1.recs[line1 - 1]->ptr;
- subfile1.size = map->env->xdf1.recs[line1 + count1 - 2]->ptr +
- map->env->xdf1.recs[line1 + count1 - 2]->size - subfile1.ptr;
- subfile2.ptr = (char *)map->env->xdf2.recs[line2 - 1]->ptr;
- subfile2.size = map->env->xdf2.recs[line2 + count2 - 2]->ptr +
- map->env->xdf2.recs[line2 + count2 - 2]->size - subfile2.ptr;
xpp.flags = map->xpp->flags & ~XDF_PATIENCE_DIFF;
- if (xdl_do_diff(&subfile1, &subfile2, &xpp, &env) < 0)
- return -1;
- memcpy(map->env->xdf1.rchg + line1 - 1, env.xdf1.rchg, count1);
- memcpy(map->env->xdf2.rchg + line2 - 1, env.xdf2.rchg, count2);
-
- xdl_free_env(&env);
-
- return 0;
+ return xdl_fall_back_diff(map->env, &xpp,
+ line1, count1, line2, count2);
}
/*