Mercurial > vim
diff src/charset.c @ 1654:0eef0f621811 v7.2a.006
updated for version 7.2a-006
author | vimboss |
---|---|
date | Sat, 28 Jun 2008 11:03:50 +0000 |
parents | 82b5078be2dd |
children | b2e037ed7e33 |
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--- a/src/charset.c +++ b/src/charset.c @@ -449,13 +449,15 @@ str_foldcase(str, orglen, buf, buflen) { if (enc_utf8) { - int c, lc; + int c = utf_ptr2char(STR_PTR(i)); + int ol = utf_ptr2len(STR_PTR(i)); + int lc = utf_tolower(c); - c = utf_ptr2char(STR_PTR(i)); - lc = utf_tolower(c); - if (c != lc) + /* Only replace the character when it is not an invalid + * sequence (ASCII character or more than one byte) and + * utf_tolower() doesn't return the original character. */ + if ((c < 0x80 || ol > 1) && c != lc) { - int ol = utf_char2len(c); int nl = utf_char2len(lc); /* If the byte length changes need to shift the following