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* re.c (rb_reg_to_s): remove redundant shy group.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2002-04-19 05:59:45 +00:00
parent 8c3157e43f
commit e7daa72a6a
2 changed files with 10 additions and 20 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Fri Apr 19 14:57:44 2002 Nobuyoshi Nakada <nobu.nakada@nifty.ne.jp>
* re.c (rb_reg_to_s): remove redundant shy group.
Fri Apr 19 01:08:20 2002 Yukihiro Matsumoto <matz@ruby-lang.org>
* eval.c (rb_thread_cleanup): current thread may be THREAD_STOPPED,

26
re.c
View file

@ -368,7 +368,7 @@ rb_reg_to_s(re)
ptr = RREGEXP(re)->str;
len = RREGEXP(re)->len;
if (len >= 4 && ptr[0] == '(' && ptr[1] == '?' && ptr[len-1] == ')') {
int nest = 0;
int err = 1;
ptr += 2;
if ((len -= 3) > 0) {
do {
@ -403,28 +403,14 @@ rb_reg_to_s(re)
} while (--len > 0);
}
if (*ptr == ':') {
const char* p = ++ptr;
long l = --len;
Regexp *rp = ALLOC(Regexp);
MEMZERO((char *)rp, Regexp, 1);
kcode_set_option(re);
while (len > 0) {
int n;
if (*p == '(') {
++nest;
}
else if (*p == ')') {
if (--nest < 0) break;
}
else if (*p == '\\') {
--l;
++p;
}
n = mbclen(*p);
l -= n;
p += n;
}
err = re_compile_pattern(++ptr, --len, rp) != 0;
kcode_reset_option();
re_free_pattern(rp);
}
if (nest) {
if (err) {
options = RREGEXP(re)->ptr->options;
ptr = RREGEXP(re)->str;
len = RREGEXP(re)->len;