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* README.EXT, README.EXT.ja (rb_protect): add a note when ignoring the caught exception.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34302 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2012-01-14 12:47:06 +00:00
parent 15e1ff7f23
commit 3772335ae6
2 changed files with 4 additions and 0 deletions
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2
README.EXT
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@ -1262,6 +1262,8 @@ Calls the function func with arg as the argument. If no exception
occured during func, it returns the result of func and *state is zero. occured during func, it returns the result of func and *state is zero.
Otherwise, it returns Qnil and sets *state to nonzero. If state is Otherwise, it returns Qnil and sets *state to nonzero. If state is
NULL, it is not set in both cases. NULL, it is not set in both cases.
You have to clear the error info with rb_set_errinfo(Qnil) when
ignoring the caught exception.
void rb_jump_tag(int state) void rb_jump_tag(int state)

2
README.EXT.ja
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@ -1336,6 +1336,8 @@ VALUE rb_protect(VALUE (*func) (VALUE), VALUE arg, int *state)
関数funcをargを引数として実行し, 例外が発生しなければその戻 関数funcをargを引数として実行し, 例外が発生しなければその戻
り値を返す．例外が発生した場合は, *stateに非0をセットして り値を返す．例外が発生した場合は, *stateに非0をセットして
Qnilを返す． Qnilを返す．
rb_jump_tag()を呼ばずに捕捉した例外を無視する場合には，
rb_set_errinfo(Qnil)でエラー情報をクリアしなければならない．
void rb_jump_tag(int state) void rb_jump_tag(int state)