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author | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-08-28 08:52:14 +0000 |
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committer | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-08-28 08:52:14 +0000 |
commit | a2bf9203e8b74065eb1452dd13741b3de7305eaf (patch) | |
tree | 5752281613cd54bb02b0668359a9429adede5422 /ext | |
parent | b6595225c1a68f212eb2d11f35de7732b9114fd7 (diff) | |
download | ruby-a2bf9203e8b74065eb1452dd13741b3de7305eaf.tar.gz |
* ext/bigdecimal/bigdecimal.c (BigDecimal_save_exception_mode,
BigDecimal_save_rounding_mode, BigDecimal_save_limit): added.
* test/bigdecimal/test_bigdecimal.rb: added tests for the above
features.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r-- | ext/bigdecimal/bigdecimal.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index c0d42e07dc..776615e089 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -1800,6 +1800,48 @@ BigDecimal_sign(VALUE self) return INT2FIX(s); } +/* call-seq: + * BigDecimal.save_exception_mode { ... } + */ +static VALUE +BigDecimal_save_exception_mode(VALUE self) +{ + unsigned short const exception_mode = VpGetException(); + int state; + VALUE ret = rb_protect(rb_yield, Qnil, &state); + VpSetException(exception_mode); + if (state) rb_jump_tag(state); + return ret; +} + +/* call-seq: + * BigDecimal.save_rounding_mode { ... } + */ +static VALUE +BigDecimal_save_rounding_mode(VALUE self) +{ + unsigned short const round_mode = VpGetRoundMode(); + int state; + VALUE ret = rb_protect(rb_yield, Qnil, &state); + VpSetRoundMode(round_mode); + if (state) rb_jump_tag(state); + return Qnil; +} + +/* call-seq: + * BigDecimal.save_limit { ... } + */ +static VALUE +BigDecimal_save_limit(VALUE self) +{ + size_t const limit = VpGetPrecLimit(); + int state; + VALUE ret = rb_protect(rb_yield, Qnil, &state); + VpSetPrecLimit(limit); + if (state) rb_jump_tag(state); + return Qnil; +} + /* Document-class: BigDecimal * BigDecimal provides arbitrary-precision floating point decimal arithmetic. * @@ -1926,6 +1968,10 @@ Init_bigdecimal(void) rb_define_singleton_method(rb_cBigDecimal, "_load", BigDecimal_load, 1); rb_define_singleton_method(rb_cBigDecimal, "ver", BigDecimal_version, 0); + rb_define_singleton_method(rb_cBigDecimal, "save_exception_mode", BigDecimal_save_exception_mode, 0); + rb_define_singleton_method(rb_cBigDecimal, "save_rounding_mode", BigDecimal_save_rounding_mode, 0); + rb_define_singleton_method(rb_cBigDecimal, "save_limit", BigDecimal_save_limit, 0); + /* Constants definition */ /* |