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* string.c (rb_str_succ): fix for string with non-alphanumeric chars.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14673 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2007-12-25 06:55:16 +00:00
parent 72bf77fb30
commit f1fc4bbecb
2 changed files with 5 additions and 4 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Tue Dec 25 15:55:14 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* string.c (rb_str_succ): fix for string with non-alphanumeric chars.
Tue Dec 25 15:42:49 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
* io.c (rb_io_external_encoding): should return nil for

5
string.c
View file

@ -1886,16 +1886,13 @@ rb_str_succ(VALUE orig)
}
n = s - sbeg;
}
else {
break;
}
}
if (c == -1) { /* str contains no alnum */
c = '\001';
s = e;
while ((s = rb_enc_prev_char(sbeg, s, enc)) != 0) {
int limit = 256;
if (cc == 0) cc = rb_enc_codepoint(s, e, enc);
cc = rb_enc_codepoint(s, e, enc);
while ((l = rb_enc_mbcput(++cc, carry, enc)) < 0 && --limit);
if (l > 0) {
if (l == (o = e - s)) goto overlay;