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-rw-r--r--doc/extension.rdoc9
1 files changed, 5 insertions, 4 deletions
diff --git a/doc/extension.rdoc b/doc/extension.rdoc
index 6863665d19..8da566eceb 100644
--- a/doc/extension.rdoc
+++ b/doc/extension.rdoc
@@ -1523,12 +1523,13 @@ VALUE rb_yield(VALUE val) ::
Evaluates the block with value val.
-VALUE rb_rescue(VALUE (*func1)(), VALUE arg1, VALUE (*func2)(), VALUE arg2) ::
+VALUE rb_rescue(VALUE (*func1)(ANYARGS), VALUE arg1, VALUE (*func2)(ANYARGS), VALUE arg2) ::
Calls the function func1, with arg1 as the argument. If an exception
- occurs during func1, it calls func2 with arg2 as the argument. The
- return value of rb_rescue() is the return value from func1 if no
- exception occurs, from func2 otherwise.
+ occurs during func1, it calls func2 with arg2 as the first argument
+ and the exception object as the second argument. The return value
+ of rb_rescue() is the return value from func1 if no exception occurs,
+ from func2 otherwise.
VALUE rb_ensure(VALUE (*func1)(), VALUE arg1, VALUE (*func2)(), VALUE arg2) ::