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cstr.c: get rid of exception

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* ext/-test-/string/cstr.c (bug_str_cstr_term_char): get rid of
  invalid byte sequence exception.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49402 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-01-26 02:00:43 +00:00
parent 9f92684791
commit 5fb4f81eec
1 changed files with 9 additions and 1 deletions
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10
ext/-test-/string/cstr.c
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@ -28,7 +28,15 @@ bug_str_cstr_term_char(VALUE str)
rb_encoding *enc = rb_enc_get(str);
RSTRING_GETMEM(str, s, len);
c = rb_enc_codepoint(&s[len], &s[len+rb_enc_mbminlen(enc)], enc);
s += len;
len = rb_enc_mbminlen(enc);
c = rb_enc_precise_mbclen(s, s + len, enc);
if (!MBCLEN_CHARFOUND_P(c)) {
c = (unsigned char)*s;
}
else {
c = rb_enc_mbc_to_codepoint(s, s + len, enc);
}
return c ? rb_enc_uint_chr((unsigned int)c, enc) : Qnil;
}