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-rw-r--r--contrib/less/search.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/contrib/less/search.c b/contrib/less/search.c
index b983334c7d82..3a153808429c 100644
--- a/contrib/less/search.c
+++ b/contrib/less/search.c
@@ -118,13 +118,16 @@ cvt_length(len, ops)
int len;
int 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;
}
/*