foldEQ_utf8(): Add locale handling

A new flag is now passable to this function to indicate to use locale
rules for code points below 256.  Unicode rules are still used for above
255.  Folds which cross that boundary are disallowed.

1 files changed, 1 insertions, 0 deletions

diff --git a/utf8.h b/utf8.h
index e0dee68999..da714391a5 100644
--- a/utf8.h
+++ b/utf8.h
@@ -23,6 +23,7 @@
 #define foldEQ_utf8(s1, pe1, l1, u1, s2, pe2, l2, u2) \
 		    foldEQ_utf8_flags(s1, pe1, l1, u1, s2, pe2, l2, u2, 0)
 #define FOLDEQ_UTF8_NOMIX_ASCII (1 << 0)
+#define FOLDEQ_UTF8_LOCALE      (1 << 1)
 
 /*
 =for apidoc ibcmp_utf8