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* regex.c (re_compile_pattern): fix [:name:] handling.

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/[\[:digit:]]/ was treated as /[[:digit:]]/.
  /[[:-@]/ was treated as /[\[:\-@]/.
  /[%-[:digit:]]/ was treated as /[%-\[:digit:]\]/.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3623 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2003-03-27 03:16:23 +00:00
parent 313579f507
commit 576f18654d
2 changed files with 39 additions and 34 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
Thu Mar 27 12:10:15 2003 Tanaka Akira <akr@m17n.org>
* regex.c (re_compile_pattern): fix [:name:] handling.
/[\[:digit:]]/ was treated as /[[:digit:]]/.
/[[:-@]/ was treated as /[\[:\-@]/.
/[%-[:digit:]]/ was treated as /[%-\[:digit:]\]/.
Thu Mar 27 03:26:40 2003 Nobuyoshi Nakada <nobu.nokada@softhome.net>
* string.c (rb_str_capitalize_bang): check length before upcase

66
regex.c
View file

@ -1593,32 +1593,7 @@ re_compile_pattern(pattern, size, bufp)
break;
}
}
/* Get a range. */
if (range) {
if (last > c)
goto invalid_pattern;
range = 0;
if (had_mbchar == 0) {
for (;last<=c;last++)
SET_LIST_BIT(last);
}
else if (had_mbchar == 2) {
set_list_bits(last, c, b);
}
else {
/* restriction: range between sbc and mbc */
goto invalid_pattern;
}
}
else if (p[0] == '-' && p[1] != ']') {
last = c;
PATFETCH(c1);
range = 1;
goto range_retry;
}
else if (c == '[' && *p == ':') {
else if (c == '[' && *p == ':') { /* [:...:] */
/* Leave room for the null. */
char str[CHAR_CLASS_MAX_LENGTH + 1];
@ -1638,9 +1613,9 @@ re_compile_pattern(pattern, size, bufp)
}
str[c1] = '\0';
/* If isn't a word bracketed by `[:' and:`]':
undo the ending character, the letters, and leave
the leading `:' and `[' (but set bits for them). */
/* If isn't a word bracketed by `[:' and `:]':
undo the ending character, the letters, and
the leading `:' and `['. */
if (c == ':' && *p == ']') {
int ch;
char is_alnum = STREQ(str, "alnum");
@ -1684,18 +1659,41 @@ re_compile_pattern(pattern, size, bufp)
SET_LIST_BIT(ch);
}
had_char_class = 1;
continue;
}
else {
c1++;
c1 += 2;
while (c1--)
PATUNFETCH;
re_warning("character class has `[' without escape");
SET_LIST_BIT(TRANSLATE_P()?translate['[']:'[');
SET_LIST_BIT(TRANSLATE_P()?translate[':']:':');
had_char_class = 0;
last = ':';
c = '[';
}
}
/* Get a range. */
if (range) {
if (last > c)
goto invalid_pattern;
range = 0;
if (had_mbchar == 0) {
for (;last<=c;last++)
SET_LIST_BIT(last);
}
else if (had_mbchar == 2) {
set_list_bits(last, c, b);
}
else {
/* restriction: range between sbc and mbc */
goto invalid_pattern;
}
}
else if (p[0] == '-' && p[1] != ']') {
last = c;
PATFETCH(c1);
range = 1;
goto range_retry;
}
else if (had_mbchar == 0 && (!current_mbctype || !had_num_literal)) {
SET_LIST_BIT(c);
had_num_literal = 0;