function.c: adjust indent

* ext/fiddle/function.c (parse_keyword_arg_i): adjust indent.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44607 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
bigdecimal.c: rename macros

* ext/bigdecimal/bigdecimal.c (RB_OBJ_CLASSNAME): rename from CLASS_NAME().

* ext/bigdecimal/bigdecimal.c (RB_OBJ_STRING): for object itself.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44608 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test_numeric.rb: coercion failures

* test/ruby/test_numeric.rb (test_coerce): new assertions for
  failure of coercion.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44609 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
numeric.c: preserve encoding

* numeric.c (coerce_failed): preserve encoding of error message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44610 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
numeric.c: FLOAT_OUT_OF_RANGE

* numeric.c (FLOAT_OUT_OF_RANGE): extract a macro and a helper to
  raise RangeError of float.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44611 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
numeric.c: preserve encoding

* numeric.c (num_sadded): preserve encoding of error message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44612 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
numeric.c: preserve encoding

* numeric.c (num_init_copy): preserve encoding of error message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44613 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ext/fiddle: backward compatibilities

* ext/fiddle/function.c, ext/fiddle/pointer.c: add macros for
  backward compatibilities.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ext/json: backward compatibilities

* ext/json/fbuffer/fbuffer.h, ext/json/generator/generator.c: add
  macros for backward compatibilities.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e