diff options
Diffstat (limited to 'src/charset.c')
| -rw-r--r-- | src/charset.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/src/charset.c b/src/charset.c index 21fb4e52c..90cf06ceb 100644 --- a/src/charset.c +++ b/src/charset.c @@ -463,41 +463,42 @@ str_foldcase(str, orglen, buf, buflen) if (enc_utf8) { int c = utf_ptr2char(STR_PTR(i)); - int ol = utf_ptr2len(STR_PTR(i)); + int olen = utf_ptr2len(STR_PTR(i)); int lc = utf_tolower(c); /* 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) + if ((c < 0x80 || olen > 1) && c != lc) { - int nl = utf_char2len(lc); + int nlen = utf_char2len(lc); /* If the byte length changes need to shift the following * characters forward or backward. */ - if (ol != nl) + if (olen != nlen) { - if (nl > ol) + if (nlen > olen) { - if (buf == NULL ? ga_grow(&ga, nl - ol + 1) == FAIL - : len + nl - ol >= buflen) + if (buf == NULL + ? ga_grow(&ga, nlen - olen + 1) == FAIL + : len + nlen - olen >= buflen) { /* out of memory, keep old char */ lc = c; - nl = ol; + nlen = olen; } } - if (ol != nl) + if (olen != nlen) { if (buf == NULL) { - STRMOVE(GA_PTR(i) + nl, GA_PTR(i) + ol); - ga.ga_len += nl - ol; + STRMOVE(GA_PTR(i) + nlen, GA_PTR(i) + olen); + ga.ga_len += nlen - olen; } else { - STRMOVE(buf + i + nl, buf + i + ol); - len += nl - ol; + STRMOVE(buf + i + nlen, buf + i + olen); + len += nlen - olen; } } } |