diff options
Diffstat (limited to 'samples/12_c_extensions/02_intermediate/native')
| -rw-r--r-- | samples/12_c_extensions/02_intermediate/native/re-bindings.c | 67 |
1 files changed, 47 insertions, 20 deletions
diff --git a/samples/12_c_extensions/02_intermediate/native/re-bindings.c b/samples/12_c_extensions/02_intermediate/native/re-bindings.c index 6aa5630..6bd9869 100644 --- a/samples/12_c_extensions/02_intermediate/native/re-bindings.c +++ b/samples/12_c_extensions/02_intermediate/native/re-bindings.c @@ -14,7 +14,13 @@ #undef mrb_int #endif +void *(*drb_symbol_lookup)(const char *sym) = NULL; + static void (*drb_free_foreign_object_f)(mrb_state *, void *); +static void (*drb_typecheck_float_f)(mrb_state *, mrb_value); +static void (*drb_typecheck_int_f)(mrb_state *, mrb_value); +static void (*drb_typecheck_bool_f)(mrb_state *, mrb_value); +static void (*drb_typecheck_aggregate_f)(mrb_state *, mrb_value, struct RClass *, mrb_data_type *); static struct RClass *(*mrb_module_get_f)(mrb_state *, const char *); static mrb_int (*mrb_get_args_f)(mrb_state *, mrb_args_format, ...); static struct RClass *(*mrb_module_get_under_f)(mrb_state *, struct RClass *, const char *); @@ -27,10 +33,18 @@ static void (*mrb_define_class_method_f)(mrb_state *, struct RClass *, const cha static struct RData *(*mrb_data_object_alloc_f)(mrb_state *, struct RClass *, void *, const mrb_data_type *); static mrb_value (*mrb_str_new_cstr_f)(mrb_state *, const char *); static void (*mrb_raise_f)(mrb_state *, struct RClass *, const char *); -static struct RClass *(*mrb_exc_get_f)(mrb_state *, const char *); +static mrb_value (*drb_float_value_f)(mrb_state *, mrb_float); +static struct RClass *(*drb_getruntime_error_f)(mrb_state *); static void drb_free_foreign_object_indirect(mrb_state *state, void *pointer) { drb_free_foreign_object_f(state, pointer); } +static int drb_ffi__ZTSi_FromRuby(mrb_state *state, mrb_value self) { + drb_typecheck_int_f(state, self); + return mrb_fixnum(self); +} +static mrb_value drb_ffi__ZTSi_ToRuby(mrb_state *state, int value) { + return mrb_fixnum_value(value); +} struct drb_foreign_object_ZTSP7regex_t { drb_foreign_object_kind kind; struct regex_t *value; @@ -40,6 +54,10 @@ static mrb_data_type ForeignObjectType_ZTSP7regex_t = {"regex_t*", drb_free_fore static struct regex_t *drb_ffi__ZTSP7regex_t_FromRuby(mrb_state *state, mrb_value self) { if (mrb_nil_p(self)) return 0; + struct RClass *FFI = mrb_module_get_f(state, "FFI"); + struct RClass *module = mrb_module_get_under_f(state, FFI, "RE"); + struct RClass *klass = mrb_class_get_under_f(state, module, "Regex_tPointer"); + drb_typecheck_aggregate_f(state, self, klass, &ForeignObjectType_ZTSP7regex_t); return ((struct drb_foreign_object_ZTSP7regex_t *)DATA_PTR(self))->value; } static mrb_value drb_ffi__ZTSP7regex_t_ToRuby(mrb_state *state, struct regex_t *value) { @@ -63,6 +81,10 @@ static char *drb_ffi__ZTSPc_FromRuby(mrb_state *state, mrb_value self) { return 0; if (mrb_type(self) == MRB_TT_STRING) return RSTRING_PTR(self); + struct RClass *FFI = mrb_module_get_f(state, "FFI"); + struct RClass *module = mrb_module_get_under_f(state, FFI, "RE"); + struct RClass *klass = mrb_class_get_under_f(state, module, "CharPointer"); + drb_typecheck_aggregate_f(state, self, klass, &ForeignObjectType_ZTSPc); return ((struct drb_foreign_object_ZTSPc *)DATA_PTR(self))->value; } static mrb_value drb_ffi__ZTSPc_ToRuby(mrb_state *state, char *value) { @@ -75,12 +97,6 @@ static mrb_value drb_ffi__ZTSPc_ToRuby(mrb_state *state, char *value) { struct RData *rdata = mrb_data_object_alloc_f(state, klass, ptr, &ForeignObjectType_ZTSPc); return mrb_obj_value(rdata); } -static int drb_ffi__ZTSi_FromRuby(mrb_state *state, mrb_value self) { - return mrb_fixnum(self); -} -static mrb_value drb_ffi__ZTSi_ToRuby(mrb_state *state, int value) { - return mrb_fixnum_value(value); -} struct drb_foreign_object_ZTSPi { drb_foreign_object_kind kind; int *value; @@ -90,6 +106,10 @@ static mrb_data_type ForeignObjectType_ZTSPi = {"int*", drb_free_foreign_object_ static int *drb_ffi__ZTSPi_FromRuby(mrb_state *state, mrb_value self) { if (mrb_nil_p(self)) return 0; + struct RClass *FFI = mrb_module_get_f(state, "FFI"); + struct RClass *module = mrb_module_get_under_f(state, FFI, "RE"); + struct RClass *klass = mrb_class_get_under_f(state, module, "IntPointer"); + drb_typecheck_aggregate_f(state, self, klass, &ForeignObjectType_ZTSPi); return ((struct drb_foreign_object_ZTSPi *)DATA_PTR(self))->value; } static mrb_value drb_ffi__ZTSPi_ToRuby(mrb_state *state, int *value) { @@ -103,17 +123,18 @@ static mrb_value drb_ffi__ZTSPi_ToRuby(mrb_state *state, int *value) { return mrb_obj_value(rdata); } static char drb_ffi__ZTSc_FromRuby(mrb_state *state, mrb_value self) { + drb_typecheck_int_f(state, self); return mrb_fixnum(self); } static mrb_value drb_ffi__ZTSc_ToRuby(mrb_state *state, char value) { return mrb_fixnum_value(value); } static mrb_value drb_ffi__ZTSP7regex_t_New(mrb_state *mrb, mrb_value self) { - mrb_raise_f(mrb, mrb_exc_get_f(mrb, "RuntimeError"), "Cannot allocate pointer of incomplete type"); + mrb_raise_f(mrb, drb_getruntime_error_f(mrb), "Cannot allocate pointer of incomplete type"); return mrb_nil_value(); } static mrb_value drb_ffi__ZTSP7regex_t_GetValue(mrb_state *mrb, mrb_value value) { - mrb_raise_f(mrb, mrb_exc_get_f(mrb, "RuntimeError"), "Cannot access value of incomplete type"); + mrb_raise_f(mrb, drb_getruntime_error_f(mrb), "Cannot access value of incomplete type"); return mrb_nil_value(); } static mrb_value drb_ffi__ZTSP7regex_t_IsNil(mrb_state *state, mrb_value self) { @@ -123,11 +144,11 @@ static mrb_value drb_ffi__ZTSP7regex_t_IsNil(mrb_state *state, mrb_value self) { return mrb_false_value(); } static mrb_value drb_ffi__ZTSP7regex_t_GetAt(mrb_state *mrb, mrb_value self) { - mrb_raise_f(mrb, mrb_exc_get_f(mrb, "RuntimeError"), "Cannot access value of incomplete type"); + mrb_raise_f(mrb, drb_getruntime_error_f(mrb), "Cannot access value of incomplete type"); return mrb_nil_value(); } static mrb_value drb_ffi__ZTSP7regex_t_SetAt(mrb_state *mrb, mrb_value self) { - mrb_raise_f(mrb, mrb_exc_get_f(mrb, "RuntimeError"), "Cannot change value of incomplete type"); + mrb_raise_f(mrb, drb_getruntime_error_f(mrb), "Cannot change value of incomplete type"); return mrb_nil_value(); } static mrb_value drb_ffi__ZTSPc_New(mrb_state *mrb, mrb_value self) { @@ -264,19 +285,25 @@ void drb_register_c_extensions(void *(*lookup)(const char *), mrb_state *state, mrb_define_method_f(state, IntPointerClass, "nil?", drb_ffi__ZTSPi_IsNil, MRB_ARGS_REQ(0)); } static int drb_ffi_init_indirect_functions(void *(*lookup)(const char *fnname)) { - if (!(mrb_raise_f = (void (*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_raise"))) return -1; - if (!(mrb_str_new_cstr_f = (mrb_value (*)(mrb_state *, const char *)) lookup("mrb_str_new_cstr"))) return -1; - if (!(mrb_define_class_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *, struct RClass *)) lookup("mrb_define_class_under"))) return -1; - if (!(mrb_define_class_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_class_method"))) return -1; - if (!(mrb_class_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_class_get_under"))) return -1; - if (!(mrb_module_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_module_get_under"))) return -1; + drb_symbol_lookup = lookup; + if (!(drb_float_value_f = (mrb_value (*)(mrb_state *, mrb_float)) lookup("drb_float_value"))) return -1; if (!(drb_free_foreign_object_f = (void (*)(mrb_state *, void *)) lookup("drb_free_foreign_object"))) return -1; + if (!(drb_getruntime_error_f = (struct RClass *(*)(mrb_state *)) lookup("drb_getruntime_error"))) return -1; + if (!(drb_typecheck_aggregate_f = (void (*)(mrb_state *, mrb_value, struct RClass *, mrb_data_type *)) lookup("drb_typecheck_aggregate"))) return -1; + if (!(drb_typecheck_bool_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_bool"))) return -1; + if (!(drb_typecheck_float_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_float"))) return -1; + if (!(drb_typecheck_int_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_int"))) return -1; + if (!(mrb_class_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_class_get_under"))) return -1; if (!(mrb_data_object_alloc_f = (struct RData *(*)(mrb_state *, struct RClass *, void *, const mrb_data_type *)) lookup("mrb_data_object_alloc"))) return -1; - if (!(mrb_get_args_f = (mrb_int (*)(mrb_state *, mrb_args_format, ...)) lookup("mrb_get_args"))) return -1; - if (!(mrb_module_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_module_get"))) return -1; + if (!(mrb_define_class_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_class_method"))) return -1; + if (!(mrb_define_class_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *, struct RClass *)) lookup("mrb_define_class_under"))) return -1; if (!(mrb_define_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_method"))) return -1; - if (!(mrb_exc_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_exc_get"))) return -1; if (!(mrb_define_module_function_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_module_function"))) return -1; if (!(mrb_define_module_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_define_module_under"))) return -1; + if (!(mrb_get_args_f = (mrb_int (*)(mrb_state *, mrb_args_format, ...)) lookup("mrb_get_args"))) return -1; + if (!(mrb_module_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_module_get"))) return -1; + if (!(mrb_module_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_module_get_under"))) return -1; + if (!(mrb_raise_f = (void (*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_raise"))) return -1; + if (!(mrb_str_new_cstr_f = (mrb_value (*)(mrb_state *, const char *)) lookup("mrb_str_new_cstr"))) return -1; return 0; } |