Diffstat (limited to 'contrib/less/search.c')
1 files changed, 8 insertions, 5 deletions
diff --git a/contrib/less/search.c b/contrib/less/search.c
index b983334c7d82..3a153808429c 100644
@@ -118,13 +118,16 @@ cvt_length(len, ops)
- if (utf_mode && (ops & CVT_TO_LC))
+ if (utf_mode)
- * Converting case can cause a UTF-8 string to increase in length.
- * Multiplying by 3 is the worst case.
+ * Just copying a string in UTF-8 mode can cause it to grow
+ * in length.
+ * Six output bytes for one input byte is the worst case
+ * (and unfortunately is far more than is needed in any
+ * non-pathological situation, so this is very wasteful).
- len *= 3;
- return len+1;
+ len *= 6;
+ return len + 1;