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Mention rb_gc_register_mark_object [ci skip]

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[Feature #9894]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66534 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-12-25 01:17:37 +00:00
parent 5300cdc0c0
commit 576aaec6f9
2 changed files with 16 additions and 4 deletions
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9
doc/extension.ja.rdoc
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@ -1325,8 +1325,13 @@ void rb_define_hooked_variable(const char *name, VALUE *var, VALUE (*getter)(),
void rb_global_variable(VALUE *var) :: void rb_global_variable(VALUE *var) ::
GCのため，Rubyプログラムからはアクセスされないが, Rubyオブ マークする必要のあるRubyオブジェクトを含む大域変数を，GC
ジェクトを含む大域変数をマークする． によって開放されないように保護する．
void rb_gc_register_mark_object(VALUE *var) ::
マークする必要のあるRubyオブジェクトを，GCによって開放さ
れないように登録する．
=== 定数 === 定数

11
doc/extension.rdoc
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@ -895,6 +895,10 @@ but are not exported to the Ruby world. You need to protect them by
void rb_global_variable(VALUE *var) void rb_global_variable(VALUE *var)
or the objects themselves by
void rb_gc_register_mark_object(VALUE object)
=== Prepare extconf.rb === Prepare extconf.rb
If the file named extconf.rb exists, it will be executed to generate If the file named extconf.rb exists, it will be executed to generate
@ -1337,8 +1341,11 @@ void rb_define_hooked_variable(const char *name, VALUE *var, VALUE (*getter)(),
void rb_global_variable(VALUE *var) :: void rb_global_variable(VALUE *var) ::
GC requires C global variables which hold Ruby values to be marked. Tells GC to protect C global variable, which holds Ruby value to be marked.
rb_global_variable tells GC to protect these variables.
void rb_gc_register_mark_object(VALUE object) ::
Tells GC to protect the +object+, which may not be referenced anywhere.
=== Constant Definition === Constant Definition