diff options
Diffstat (limited to 'ext/dl')
| -rw-r--r-- | ext/dl/cfunc.c | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/ext/dl/cfunc.c b/ext/dl/cfunc.c index 77c680b897..729dbe9ac6 100644 --- a/ext/dl/cfunc.c +++ b/ext/dl/cfunc.c @@ -112,7 +112,7 @@ rb_dlcfunc2ptr(VALUE val) return func; } -VALUE +static VALUE rb_dlcfunc_s_allocate(VALUE klass) { VALUE obj; @@ -241,8 +241,13 @@ rb_dlcfunc_set_calltype(VALUE self, VALUE sym) return sym; } - -VALUE +/* + * call-seq: + * cfunc.ptr + * + * Get the underlying function pointer as a DL::CPtr object. + */ +static VALUE rb_dlcfunc_ptr(VALUE self) { struct cfunc_data *cfunc; @@ -251,7 +256,13 @@ rb_dlcfunc_ptr(VALUE self) return PTR2NUM(cfunc->ptr); } -VALUE +/* + * call-seq: + * cfunc.ptr = pointer + * + * Set the underlying function pointer to a DL::CPtr named +pointer+. + */ +static VALUE rb_dlcfunc_set_ptr(VALUE self, VALUE addr) { struct cfunc_data *cfunc; @@ -262,7 +273,13 @@ rb_dlcfunc_set_ptr(VALUE self, VALUE addr) return Qnil; } -VALUE +/* + * call-seq: inspect + * + * Returns a string formatted with an easily readable representation of the + * internal state of the DL::CFunc + */ +static VALUE rb_dlcfunc_inspect(VALUE self) { VALUE val; @@ -302,6 +319,14 @@ rb_dlcfunc_inspect(VALUE self) } +/* + * call-seq: + * dlcfunc.call(ary) => some_value + * dlcfunc[ary] => some_value + * + * Calls the function pointer passing in +ary+ as values to the underlying + * C function. The return value depends on the ctype. + */ static VALUE rb_dlcfunc_call(VALUE self, VALUE ary) { @@ -550,7 +575,13 @@ rb_dlcfunc_call(VALUE self, VALUE ary) return result; } -VALUE +/* + * call-seq: + * dlfunc.to_i => integer + * + * Returns the memory location of this function pointer as an integer. + */ +static VALUE rb_dlcfunc_to_i(VALUE self) { struct cfunc_data *cfunc; |