diff options
Diffstat (limited to 'lib/libc/string/wcscoll.c')
| -rw-r--r-- | lib/libc/string/wcscoll.c | 99 |
1 files changed, 59 insertions, 40 deletions
diff --git a/lib/libc/string/wcscoll.c b/lib/libc/string/wcscoll.c index acb1277..ee0e72a 100644 --- a/lib/libc/string/wcscoll.c +++ b/lib/libc/string/wcscoll.c @@ -77,6 +77,7 @@ wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale) const int32_t *st2 = NULL; const wchar_t *w1 = ws1; const wchar_t *w2 = ws2; + int check1, check2; /* special pass for UNDEFINED */ if (pass == table->info->directive_count) { @@ -110,25 +111,36 @@ wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale) } if (direc & DIRECTIVE_POSITION) { - while ((*w1 || st1) && (*w2 || st2)) { + while (*w1 && *w2) { pri1 = pri2 = 0; - _collate_lookup(table, w1, &len1, &pri1, pass, - &st1); - if (pri1 <= 0) { - if (pri1 < 0) { - errno = EINVAL; - goto fail; + check1 = check2 = 1; + while ((pri1 == pri2) && (check1 || check2)) { + if (check1) { + _collate_lookup(table, w1, &len1, + &pri1, pass, &st1); + if (pri1 < 0) { + errno = EINVAL; + goto fail; + } + if (!pri1) { + pri1 = COLLATE_MAX_PRIORITY; + st1 = NULL; + } + check1 = (st1 != NULL); } - pri1 = COLLATE_MAX_PRIORITY; - } - _collate_lookup(table, w2, &len2, &pri2, pass, - &st2); - if (pri2 <= 0) { - if (pri2 < 0) { - errno = EINVAL; - goto fail; + if (check2) { + _collate_lookup(table, w2, &len2, + &pri2, pass, &st2); + if (pri2 < 0) { + errno = EINVAL; + goto fail; + } + if (!pri2) { + pri2 = COLLATE_MAX_PRIORITY; + st2 = NULL; + } + check2 = (st2 != NULL); } - pri2 = COLLATE_MAX_PRIORITY; } if (pri1 != pri2) { ret = pri1 - pri2; @@ -138,29 +150,38 @@ wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale) w2 += len2; } } else { - while ((*w1 || st1) && (*w2 || st2)) { + while (*w1 && *w2) { pri1 = pri2 = 0; - while (*w1) { - _collate_lookup(table, w1, &len1, - &pri1, pass, &st1); - if (pri1 > 0) - break; - if (pri1 < 0) { - errno = EINVAL; - goto fail; + check1 = check2 = 1; + while ((pri1 == pri2) && (check1 || check2)) { + while (check1 && *w1) { + _collate_lookup(table, w1, + &len1, &pri1, pass, &st1); + if (pri1 > 0) + break; + if (pri1 < 0) { + errno = EINVAL; + goto fail; + } + st1 = NULL; + w1 += 1; } - w1 += len1; - } - while (*w2) { - _collate_lookup(table, w2, &len2, - &pri2, pass, &st2); - if (pri2 > 0) - break; - if (pri2 < 0) { - errno = EINVAL; - goto fail; + check1 = (st1 != NULL); + while (check2 && *w2) { + _collate_lookup(table, w2, + &len2, &pri2, pass, &st2); + if (pri2 > 0) + break; + if (pri2 < 0) { + errno = EINVAL; + goto fail; + } + st2 = NULL; + w2 += 1; } - w2 += len2; + check2 = (st2 != NULL); + if (!pri1 || !pri2) + break; } if (!pri1 || !pri2) break; @@ -185,10 +206,8 @@ wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale) ret = 0; end: - if (tr1) - free(tr1); - if (tr2) - free(tr2); + free(tr1); + free(tr2); return (ret); |
