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ruby--ruby/ext/-test-/string/cstr.c
nobu 3614f8bd1c string.c: wchar terminator
* string.c (rb_str_lstrip_bang, rb_str_rstrip_bang): terminate
  wchar strings with wchar 0.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48275 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2014-11-05 01:54:22 +00:00

40 lines
867 B
C

#include "ruby.h"
#include "ruby/encoding.h"
static VALUE
bug_str_cstr_term(VALUE str)
{
long len;
char *s;
int c;
rb_encoding *enc;
rb_str_modify(str);
len = RSTRING_LEN(str);
RSTRING_PTR(str)[len] = 'x';
s = StringValueCStr(str);
rb_gc();
enc = rb_enc_get(str);
c = rb_enc_codepoint(&s[len], &s[len+rb_enc_mbminlen(enc)], enc);
return INT2NUM(c);
}
static VALUE
bug_str_cstr_term_char(VALUE str)
{
long len;
char *s;
int c;
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);
return c ? rb_enc_uint_chr((unsigned int)c, enc) : Qnil;
}
void
Init_cstr(VALUE klass)
{
rb_define_method(klass, "cstr_term", bug_str_cstr_term, 0);
rb_define_method(klass, "cstr_term_char", bug_str_cstr_term_char, 0);
}