Rb_define_methods

Ruby Development
1

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void
Init_foo(void)
{
VALUE klass = …;
rb_define_method(klass, “foo”, foo_func, 0);
rb_define_method(klass, “bar”, bar_func, 1);
rb_define_method(klass, “baz”, baz_func, -1);
}

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typedef struct {
char name;
VALUE ()(ANYARGS);
int argsize;
} rb_method_definition_info_t;

void
Init_foo(void)
{
VALUE klass = …;
const rb_method_definition_info_t[] = {
{“foo”, foo_func, 0},
{“bar”, bar_func, 1},
{“baz”, baz_func, -1},
};

rb_define_methods(klass, method_info_table,
sizeof(method_info_table)/
sizeof(rb_method_definition_info_t));
}

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rb_define_methods
API e$B$NDI2C$G$9!#e(B

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2

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SASADA Koichi wrote:

typedef struct {
char name;
VALUE ()(ANYARGS);
int argsize;
} rb_method_definition_info_t;

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3

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In message “Re: [ruby-dev:28876] Re: rb_define_methods”
on Wed, 28 Jun 2006 11:00:32 +0900, URABE Shyouhei
[email protected] writes:

|SASADA Koichi wrote:
|> typedef struct {
|> char name;
|> VALUE ()(ANYARGS);
|> int argsize;
|> } rb_method_definition_info_t;
|>
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4

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In message “Re: [ruby-dev:28875] rb_define_methods”
on Wed, 28 Jun 2006 10:21:50 +0900, SASADA Koichi [email protected]
writes:

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|
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|
|void
|Init_foo(void)
|{
| VALUE klass = …;
| rb_define_method(klass, “foo”, foo_func, 0);
| rb_define_method(klass, “bar”, bar_func, 1);
| rb_define_method(klass, “baz”, baz_func, -1);
|}
|
|e$B$H$”$k$N$r!"e(B
|
|typedef struct {
| char name;
| VALUE ()(ANYARGS);
| int argsize;
|} rb_method_definition_info_t;
|
|void
|Init_foo(void)
|{
| VALUE klass = …;
| const rb_method_definition_info_t[] = {
| {“foo”, foo_func, 0},
| {“bar”, bar_func, 1},
| {“baz”, baz_func, -1},
| };
|
| rb_define_methods(klass, method_info_table,
| sizeof(method_info_table)/
| sizeof(rb_method_definition_info_t));
|}
|
|e$B$N$h$&$K=q$/$?$a$N7?e(B rb_method_definition_info_t e$B$He(B rb_define_methods
|API e$B$NDI2C$G$9!#e(B

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|
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5

In article [email protected],
Yukihiro M. [email protected] writes:

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#define rb_define_method(mod, meth, fun, argc)
rb_define_method_ ## argc (mod, meth, fun)

void rb_define_method_0(VALUE klass, const char *name, VALUE
(*func)(void))
void rb_define_method_1(VALUE klass, const char *name, VALUE
(*func)(VALUE))
void rb_define_method_2(VALUE klass, const char *name, VALUE
(*func)(VALUE, VALUE))
void rb_define_method_3(VALUE klass, const char *name, VALUE
(*func)(VALUE, VALUE, VALUE))
…
void rb_define_method_15(VALUE klass, const char *name, VALUE (*func)(
VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE,
VALUE, VALUE, VALUE, VALUE, VALUE))

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6

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Tanaka A. wrote:

void rb_define_method_ARG_VALUES(VALUE klass, const char *name, VALUE (*func)(int, VALUE *, VALUE))
void rb_define_method_ARG_ARRAY(VALUE klass, const char *name, VALUE (*func)(VALUE, VALUE))
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rb_define_method(mod, name, fun, ARG_VALUES)
rb_define_method(mod, name, fun, ARG_ARRAY)
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#define rb_define_method(m, n, f, c) rb_define_method_ ## c(m, n, f)

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7

In article [email protected],
Tanaka A. [email protected] writes:

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void rb_define_method_ARG_VALUES(VALUE klass, const char *name, VALUE
(*func)(int, VALUE *, VALUE))
void rb_define_method_ARG_ARRAY(VALUE klass, const char *name, VALUE
(*func)(VALUE, VALUE))
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rb_define_method(mod, name, fun, ARG_VALUES)
rb_define_method(mod, name, fun, ARG_ARRAY)
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#define VALS_ARG -1
#define ARY_ARG -2
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8

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In mail “[ruby-dev:28875] rb_define_methods”
SASADA Koichi [email protected] wrote:

e$B!!$5$5$@$G$9!#e(B

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rb_define_methods e$B$K$O>C6KE*$KH?BP$7$F$*$-$^$9!#e(B

9

In article [email protected],
URABE Shyouhei [email protected] writes:

#define rb_define_method(m, n, f, c) rb_define_method_ ## c(m, n, f)

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e$B$O$$!#e(B[ruby-dev:28878] e$B$NKAF,$Ke(B

#define rb_define_method(mod, meth, fun, argc)
rb_define_method_ ## argc (mod, meth, fun)

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#define VALS_ARG -1
#define ARY_ARG -2
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#define ARG_VALUES -1
#define ARG_ARRAY -2
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10

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Yukihiro M. wrote:

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11

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In message “[ruby-dev:28875] rb_define_methods”
on Jun.28,2006 10:21:50, [email protected] wrote:
| a) rb_define_method e$B$rJB$Y$k$h$j$b!"0lMw$K$J$C$FFI$_$d$9$$e(B

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12

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In message “Re: [ruby-dev:28903] Re: rb_define_methods”
on Thu, 29 Jun 2006 20:05:50 +0900, SASADA Koichi [email protected]
writes:

|Yukihiro M. wrote:
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|
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|
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