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ruby--ruby/prec.c
matz 62261ccb47 * object.c (rb_str2cstr): warn if string contains \0 and length
value is ignored.

* class.c (rb_singleton_class_clone): should copy class constant
  table as well.

* class.c (rb_include_module): sometimes cache was mistakenly left
  uncleared - based on the patch by K.Kosako.

* ruby.h: all Check_SafeStr()'s are replaced by SafeStr() to
  ensure 'to_str' be always effective.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1288 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2001-03-28 08:43:25 +00:00

82 lines
1.7 KiB
C

/**********************************************************************
prec.c -
$Author$
$Date$
created at: Tue Jan 26 02:40:41 2000
Copyright (C) 1993-2001 Yukihiro Matsumoto
**********************************************************************/
#include "ruby.h"
VALUE rb_mPrecision;
static ID prc_pr, prc_if;
static VALUE
prec_prec(x, klass)
VALUE x, klass;
{
return rb_funcall(klass, prc_if, 1, x);
}
static VALUE
prec_prec_i(x)
VALUE x;
{
VALUE klass = rb_cInteger;
return rb_funcall(x, prc_pr, 1, klass);
}
static VALUE
prec_prec_f(x)
VALUE x;
{
VALUE klass = rb_cFloat;
return rb_funcall(x, prc_pr, 1, klass);
}
static VALUE
prec_induced_from(module, x)
VALUE module, x;
{
rb_raise(rb_eTypeError, "undefined conversion from %s into %s",
rb_class2name(CLASS_OF(x)), rb_class2name(module));
return Qnil; /* not reached */
}
static VALUE
prec_append_features(module, include)
VALUE module, include;
{
switch (TYPE(include)) {
case T_CLASS:
case T_MODULE:
break;
default:
Check_Type(include, T_CLASS);
break;
}
rb_include_module(include, module);
rb_define_singleton_method(include, "induced_from", prec_induced_from, 1);
return module;
}
void
Init_Precision()
{
rb_mPrecision = rb_define_module("Precision");
rb_define_singleton_method(rb_mPrecision, "append_features", prec_append_features, 1);
rb_define_method(rb_mPrecision, "prec", prec_prec, 1);
rb_define_method(rb_mPrecision, "prec_i", prec_prec_i, 0);
rb_define_method(rb_mPrecision, "prec_f", prec_prec_f, 0);
prc_pr = rb_intern("prec");
prc_if = rb_intern("induced_from");
}