Function mri_sys::rb_protect
source · [−]pub unsafe extern "C" fn rb_protect(
f: extern "C" fn(_: VALUE) -> VALUE,
args: VALUE,
state: *mut c_int
) -> VALUE
Expand description
Protects a function call from potential global escapes from the function.
Such global escapes include exceptions, throw
, break
, for example.
Calls your C function with the value specified in args
. If the C function does not
escape, sets state
to 0
.