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* string.c (rb_str_rstrip_bang): raise exception when the encoding of

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the string is dummy.

	* string.c (rb_str_rstrip_bang): remove nul characters even if the
	  encoding of the string is not single byte optimizable.
	  fixed [ruby-core:18844], reported by Michael Selig.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19529 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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usa 2008-09-24 14:01:41 +00:00
parent ad50e0edb9
commit 00e9e27b69
2 changed files with 16 additions and 3 deletions
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11
ChangeLog
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@ -1,6 +1,15 @@
Wed Sep 24 22:58:18 2008 NAKAMURA Usaku <usa@ruby-lang.org>
* string.c (rb_str_rstrip_bang): raise exception when the encoding of
the string is dummy.
* string.c (rb_str_rstrip_bang): remove nul characters even if the
encoding of the string is not single byte optimizable.
fixed [ruby-core:18844], reported by Michael Selig.
Wed Sep 24 19:01:45 2008 NAKAMURA Usaku <usa@ruby-lang.org>
* string.c (rb_str_strip_bang): workaround for VC++8 x64.
* string.c (rb_str_rstrip_bang): workaround for VC++8 x64.
Wed Sep 24 17:44:44 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>

8
string.c
View file

@ -5856,19 +5856,23 @@ rb_str_rstrip_bang(VALUE str)
char *s, *t, *e;
enc = STR_ENC_GET(str);
if (rb_enc_dummy_p(enc)) {
rb_raise(rb_eEncCompatError, "incompatible encoding with this operation: %s", rb_enc_name(enc));
}
s = RSTRING_PTR(str);
if (!s || RSTRING_LEN(str) == 0) return Qnil;
t = e = RSTRING_END(str);
/* remove trailing spaces or '\0's */
if (single_byte_optimizable(str)) {
/* remove trailing spaces or '\0's */
while (s < t && (*(t-1) == '\0' || rb_enc_isspace(*(t-1), enc))) t--;
}
else {
char *tp;
while ((tp = rb_enc_prev_char(s, t, e, enc)) != NULL) {
if (!rb_enc_isspace(rb_enc_codepoint(tp, e, enc), enc)) break;
unsigned int c = rb_enc_codepoint(tp, e, enc);
if (c && !rb_enc_isspace(c, enc)) break;
t = tp;
}
}