static void S_register(CFCClass *self) { if (registry_size == registry_cap) { size_t new_cap = registry_cap + 10; registry = (CFCClassRegEntry*)REALLOCATE( registry, (new_cap + 1) * sizeof(CFCClassRegEntry)); for (size_t i = registry_cap; i <= new_cap; i++) { registry[i].key = NULL; registry[i].klass = NULL; } registry_cap = new_cap; } CFCParcel *parcel = CFCClass_get_parcel(self); const char *prefix = CFCParcel_get_prefix(parcel); const char *class_name = CFCClass_get_class_name(self); const char *cnick = CFCClass_get_cnick(self); const char *key = self->full_struct_sym; for (size_t i = 0; i < registry_size; i++) { CFCClass *other = registry[i].klass; CFCParcel *other_parcel = CFCClass_get_parcel(other); const char *other_prefix = CFCParcel_get_prefix(other_parcel); const char *other_class_name = CFCClass_get_class_name(other); const char *other_cnick = CFCClass_get_cnick(other); if (strcmp(class_name, other_class_name) == 0) { CFCUtil_die("Two classes with name %s", class_name); } if (strcmp(registry[i].key, key) == 0) { CFCUtil_die("Class name conflict between %s and %s", class_name, other_class_name); } if (strcmp(prefix, other_prefix) == 0 && strcmp(cnick, other_cnick) == 0 ) { CFCUtil_die("Class nickname conflict between %s and %s", class_name, other_class_name); } } registry[registry_size].key = CFCUtil_strdup(key); registry[registry_size].klass = (CFCClass*)CFCBase_incref((CFCBase*)self); registry_size++; }
static void S_write_host_h(CFCPerl *self, CFCParcel *parcel) { const char *prefix = CFCParcel_get_prefix(parcel); const char *PREFIX = CFCParcel_get_PREFIX(parcel); char *guard = CFCUtil_sprintf("H_%sBOOT", PREFIX); const char pattern[] = "%s\n" "\n" "#ifndef %s\n" "#define %s 1\n" "\n" "#ifdef __cplusplus\n" "extern \"C\" {\n" "#endif\n" "\n" "void\n" "%sbootstrap_perl(void);\n" "\n" "#ifdef __cplusplus\n" "}\n" "#endif\n" "\n" "#endif /* %s */\n" "\n" "%s\n"; char *content = CFCUtil_sprintf(pattern, self->c_header, guard, guard, prefix, guard, self->c_footer); const char *inc_dest = CFCHierarchy_get_include_dest(self->hierarchy); char *host_h_path = CFCUtil_sprintf("%s" CHY_DIR_SEP "%sperl.h", inc_dest, prefix); CFCUtil_write_file(host_h_path, content, strlen(content)); FREEMEM(host_h_path); FREEMEM(content); FREEMEM(guard); }
CFCClass* CFCClass_fetch_singleton(CFCParcel *parcel, const char *class_name) { CFCUTIL_NULL_CHECK(class_name); // Build up the key. const char *last_colon = strrchr(class_name, ':'); const char *struct_sym = last_colon ? last_colon + 1 : class_name; const char *prefix = parcel ? CFCParcel_get_prefix(parcel) : ""; size_t prefix_len = strlen(prefix); size_t struct_sym_len = strlen(struct_sym); if (prefix_len + struct_sym_len > MAX_SINGLETON_LEN) { CFCUtil_die("names too long: '%s', '%s'", prefix, struct_sym); } char key[MAX_SINGLETON_LEN + 1]; sprintf(key, "%s%s", prefix, struct_sym); for (size_t i = 0; i < registry_size; i++) { if (strcmp(registry[i].key, key) == 0) { return registry[i].klass; } } return NULL; }
static void S_write_parcel_c(CFCBindCore *self, CFCParcel *parcel) { CFCHierarchy *hierarchy = self->hierarchy; const char *prefix = CFCParcel_get_prefix(parcel); // Aggregate C code for the parcel. char *privacy_syms = CFCUtil_strdup(""); char *includes = CFCUtil_strdup(""); char *c_data = CFCUtil_strdup(""); CFCBindSpecs *specs = CFCBindSpecs_new(); CFCClass **ordered = CFCHierarchy_ordered_classes(hierarchy); for (int i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; const char *class_prefix = CFCClass_get_prefix(klass); if (strcmp(class_prefix, prefix) != 0) { continue; } const char *include_h = CFCClass_include_h(klass); includes = CFCUtil_cat(includes, "#include \"", include_h, "\"\n", NULL); CFCBindClass *class_binding = CFCBindClass_new(klass); char *class_c_data = CFCBindClass_to_c_data(class_binding); c_data = CFCUtil_cat(c_data, class_c_data, "\n", NULL); FREEMEM(class_c_data); CFCBindSpecs_add_class(specs, klass); const char *privacy_sym = CFCClass_privacy_symbol(klass); privacy_syms = CFCUtil_cat(privacy_syms, "#define ", privacy_sym, "\n", NULL); CFCBase_decref((CFCBase*)class_binding); } char *spec_defs = CFCBindSpecs_defs(specs); char *spec_init_func = CFCBindSpecs_init_func_def(specs); FREEMEM(ordered); // Bootstrapping code for prerequisite parcels. // // bootstrap_inheritance() first calls bootstrap_inheritance() for all // parcels from which classes are inherited. Then the Classes of the parcel // are initialized. It aborts on recursive invocation. // // bootstrap_parcel() first calls bootstrap_inheritance() of its own // parcel. Then it calls bootstrap_parcel() for all prerequisite parcels. // Finally, it calls init_parcel(). Recursive invocation is allowed. char *inh_bootstrap = CFCUtil_strdup(""); char *prereq_bootstrap = CFCUtil_strdup(""); CFCParcel **inh_parcels = CFCParcel_inherited_parcels(parcel); for (size_t i = 0; inh_parcels[i]; ++i) { const char *inh_prefix = CFCParcel_get_prefix(inh_parcels[i]); inh_bootstrap = CFCUtil_cat(inh_bootstrap, " ", inh_prefix, "bootstrap_inheritance();\n", NULL); } FREEMEM(inh_parcels); CFCParcel **prereq_parcels = CFCParcel_prereq_parcels(parcel); for (size_t i = 0; prereq_parcels[i]; ++i) { const char *prereq_prefix = CFCParcel_get_prefix(prereq_parcels[i]); prereq_bootstrap = CFCUtil_cat(prereq_bootstrap, " ", prereq_prefix, "bootstrap_parcel();\n", NULL); } FREEMEM(prereq_parcels); char pattern[] = "%s\n" "\n" "#include <stdio.h>\n" "#include <stdlib.h>\n" "\n" "%s" "\n" "#include \"Clownfish/Class.h\"\n" // Needed for bootstrap. "#include \"Clownfish/Err.h\"\n" // Needed for abstract methods. "%s\n" "\n" "%s\n" "\n" "/* ClassSpec and MethSpec structs for initialization.\n" " */\n" "\n" "%s" // spec_defs "\n" "/* Code to initialize ClassSpec and MethSpec structs.\n" " */\n" "\n" "%s" // spec_init_func "\n" "static int bootstrap_state = 0;\n" "\n" "void\n" "%sbootstrap_inheritance() {\n" " if (bootstrap_state == 1) {\n" " fprintf(stderr, \"Cycle in class inheritance between\"\n" " \" parcels detected.\\n\");\n" " abort();\n" " }\n" " if (bootstrap_state >= 2) { return; }\n" " bootstrap_state = 1;\n" "%s" // Bootstrap inherited parcels. " S_bootstrap_specs();\n" " bootstrap_state = 2;\n" "}\n" "\n" "void\n" "%sbootstrap_parcel() {\n" " if (bootstrap_state >= 3) { return; }\n" " %sbootstrap_inheritance();\n" " bootstrap_state = 3;\n" "%s" // Finish bootstrapping of all prerequisite parcels. " %sinit_parcel();\n" "}\n" "\n" "%s\n"; char *file_content = CFCUtil_sprintf(pattern, self->c_header, privacy_syms, includes, c_data, spec_defs, spec_init_func, prefix, inh_bootstrap, prefix, prefix, prereq_bootstrap, prefix, self->c_footer); // Unlink then open file. const char *src_dest = CFCHierarchy_get_source_dest(hierarchy); char *filepath = CFCUtil_sprintf("%s" CHY_DIR_SEP "%sparcel.c", src_dest, prefix); remove(filepath); CFCUtil_write_file(filepath, file_content, strlen(file_content)); FREEMEM(filepath); CFCBase_decref((CFCBase*)specs); FREEMEM(privacy_syms); FREEMEM(includes); FREEMEM(c_data); FREEMEM(spec_defs); FREEMEM(spec_init_func); FREEMEM(inh_bootstrap); FREEMEM(prereq_bootstrap); FREEMEM(file_content); }
/* Write the "parcel.h" header file, which contains common symbols needed by * all classes, plus typedefs for all class structs. */ static void S_write_parcel_h(CFCBindCore *self, CFCParcel *parcel) { CFCHierarchy *hierarchy = self->hierarchy; const char *prefix = CFCParcel_get_prefix(parcel); const char *PREFIX = CFCParcel_get_PREFIX(parcel); const char *privacy_sym = CFCParcel_get_privacy_sym(parcel); // Declare object structs and class singletons for all instantiable // classes. char *typedefs = CFCUtil_strdup(""); char *class_decls = CFCUtil_strdup(""); CFCClass **ordered = CFCHierarchy_ordered_classes(hierarchy); for (int i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; const char *class_prefix = CFCClass_get_prefix(klass); if (strcmp(class_prefix, prefix) != 0) { continue; } if (!CFCClass_inert(klass)) { const char *full_struct = CFCClass_full_struct_sym(klass); typedefs = CFCUtil_cat(typedefs, "typedef struct ", full_struct, " ", full_struct, ";\n", NULL); const char *class_var = CFCClass_full_class_var(klass); class_decls = CFCUtil_cat(class_decls, "extern ", PREFIX, "VISIBLE cfish_Class *", class_var, ";\n", NULL); } } FREEMEM(ordered); // Special includes and macros for Clownfish parcel. const char *cfish_includes = "#include <stdarg.h>\n" "#include <stddef.h>\n" "\n" "#include \"cfish_platform.h\"\n" "#include \"cfish_hostdefs.h\"\n"; // Special definitions for Clownfish parcel. const char *cfish_defs_1 = "#define CFISH_UNUSED_VAR(var) ((void)var)\n" "#define CFISH_UNREACHABLE_RETURN(type) return (type)0\n" "\n" "/* Generic method pointer.\n" " */\n" "typedef void\n" "(*cfish_method_t)(const void *vself);\n" "\n" "/* Access the function pointer for a given method from the class.\n" " */\n" "#define CFISH_METHOD_PTR(_class, _full_meth) \\\n" " ((_full_meth ## _t)cfish_method(_class, _full_meth ## _OFFSET))\n" "\n" "static CFISH_INLINE cfish_method_t\n" "cfish_method(const void *klass, uint32_t offset) {\n" " union { char *cptr; cfish_method_t *fptr; } ptr;\n" " ptr.cptr = (char*)klass + offset;\n" " return ptr.fptr[0];\n" "}\n" "\n" "typedef struct cfish_Dummy {\n" " CFISH_OBJ_HEAD\n" " void *klass;\n" "} cfish_Dummy;\n" "\n" "/* Access the function pointer for a given method from the object.\n" " */\n" "static CFISH_INLINE cfish_method_t\n" "cfish_obj_method(const void *object, uint32_t offset) {\n" " cfish_Dummy *dummy = (cfish_Dummy*)object;\n" " return cfish_method(dummy->klass, offset);\n" "}\n" "\n" "/* Access the function pointer for the given method in the\n" " * superclass. */\n" "#define CFISH_SUPER_METHOD_PTR(_class, _full_meth) \\\n" " ((_full_meth ## _t)cfish_super_method(_class, \\\n" " _full_meth ## _OFFSET))\n" "\n" "extern CFISH_VISIBLE uint32_t cfish_Class_offset_of_parent;\n" "static CFISH_INLINE cfish_method_t\n" "cfish_super_method(const void *klass, uint32_t offset) {\n" " char *class_as_char = (char*)klass;\n" " cfish_Class **parent_ptr\n" " = (cfish_Class**)(class_as_char + cfish_Class_offset_of_parent);\n" " return cfish_method(*parent_ptr, offset);\n" "}\n" "\n" "typedef void\n" "(*cfish_destroy_t)(void *vself);\n" "extern CFISH_VISIBLE uint32_t CFISH_Obj_Destroy_OFFSET;\n" "\n" "/** Invoke the [](.Destroy) method found in `klass` on\n" " * `self`.\n" " *\n" " * TODO: Eliminate this function if we can arrive at a proper SUPER syntax.\n" " */\n" "static CFISH_INLINE void\n" "cfish_super_destroy(void *vself, cfish_Class *klass) {\n" " cfish_Obj *self = (cfish_Obj*)vself;\n" " if (self != NULL) {\n" " cfish_destroy_t super_destroy\n" " = (cfish_destroy_t)cfish_super_method(klass, CFISH_Obj_Destroy_OFFSET);\n" " super_destroy(self);\n" " }\n" "}\n" "\n" "#define CFISH_SUPER_DESTROY(_self, _class) \\\n" " cfish_super_destroy(_self, _class)\n" "\n" "extern CFISH_VISIBLE cfish_Obj*\n" "cfish_inc_refcount(void *vself);\n" "\n" "/** NULL-safe invocation invocation of `cfish_inc_refcount`.\n" " *\n" " * @return NULL if `self` is NULL, otherwise the return value\n" " * of `cfish_inc_refcount`.\n" " */\n" "static CFISH_INLINE cfish_Obj*\n" "cfish_incref(void *vself) {\n" " if (vself != NULL) { return cfish_inc_refcount(vself); }\n" " else { return NULL; }\n" "}\n" "\n" "#define CFISH_INCREF(_self) cfish_incref(_self)\n" "#define CFISH_INCREF_NN(_self) cfish_inc_refcount(_self)\n" "\n" "extern CFISH_VISIBLE uint32_t\n" "cfish_dec_refcount(void *vself);\n" "\n" "/** NULL-safe invocation of `cfish_dec_refcount`.\n" " *\n" " * @return NULL if `self` is NULL, otherwise the return value\n" " * of `cfish_dec_refcount`.\n" " */\n" "static CFISH_INLINE uint32_t\n" "cfish_decref(void *vself) {\n" " if (vself != NULL) { return cfish_dec_refcount(vself); }\n" " else { return 0; }\n" "}\n" "\n" "#define CFISH_DECREF(_self) cfish_decref(_self)\n" "#define CFISH_DECREF_NN(_self) cfish_dec_refcount(_self)\n" "\n" "extern CFISH_VISIBLE uint32_t\n" "cfish_get_refcount(void *vself);\n" "\n" "#define CFISH_REFCOUNT_NN(_self) \\\n" " cfish_get_refcount(_self)\n" "\n" "/* Flags for internal use. */\n" "#define CFISH_fREFCOUNTSPECIAL 0x00000001\n" "#define CFISH_fFINAL 0x00000002\n" ; const char *cfish_defs_2 = "#ifdef CFISH_USE_SHORT_NAMES\n" " #define UNUSED_VAR CFISH_UNUSED_VAR\n" " #define UNREACHABLE_RETURN CFISH_UNREACHABLE_RETURN\n" " #define METHOD_PTR CFISH_METHOD_PTR\n" " #define SUPER_METHOD_PTR CFISH_SUPER_METHOD_PTR\n" " #define SUPER_DESTROY(_self, _class) CFISH_SUPER_DESTROY(_self, _class)\n" " #define INCREF(_self) CFISH_INCREF(_self)\n" " #define INCREF_NN(_self) CFISH_INCREF_NN(_self)\n" " #define DECREF(_self) CFISH_DECREF(_self)\n" " #define DECREF_NN(_self) CFISH_DECREF_NN(_self)\n" " #define REFCOUNT_NN(_self) CFISH_REFCOUNT_NN(_self)\n" "#endif\n" "\n"; char *extra_defs; char *extra_includes; if (CFCParcel_is_cfish(parcel)) { const char *spec_typedefs = CFCBindSpecs_get_typedefs(); extra_defs = CFCUtil_sprintf("%s%s%s", cfish_defs_1, spec_typedefs, cfish_defs_2); extra_includes = CFCUtil_strdup(cfish_includes); } else { extra_defs = CFCUtil_strdup(""); extra_includes = CFCUtil_strdup(""); // Include parcel.h of prerequisite parcels. CFCParcel **prereq_parcels = CFCParcel_prereq_parcels(parcel); for (size_t i = 0; prereq_parcels[i]; ++i) { const char *prereq_prefix = CFCParcel_get_prefix(prereq_parcels[i]); extra_includes = CFCUtil_cat(extra_includes, "#include \"", prereq_prefix, "parcel.h\"\n", NULL); } FREEMEM(prereq_parcels); } const char pattern[] = "%s\n" "#ifndef CFISH_%sPARCEL_H\n" "#define CFISH_%sPARCEL_H 1\n" "\n" "#ifdef __cplusplus\n" "extern \"C\" {\n" "#endif\n" "\n" "%s" // Extra includes. "\n" "#ifdef %s\n" " #define %sVISIBLE CFISH_EXPORT\n" "#else\n" " #define %sVISIBLE CFISH_IMPORT\n" "#endif\n" "\n" "%s" // Typedefs. "\n" "%s" // Class singletons. "\n" "%s" // Extra definitions. "%sVISIBLE void\n" "%sbootstrap_inheritance();\n" "\n" "%sVISIBLE void\n" "%sbootstrap_parcel();\n" "\n" "void\n" "%sinit_parcel();\n" "\n" "#ifdef __cplusplus\n" "}\n" "#endif\n" "\n" "#endif /* CFISH_%sPARCEL_H */\n" "\n" "%s\n" "\n"; char *file_content = CFCUtil_sprintf(pattern, self->c_header, PREFIX, PREFIX, extra_includes, privacy_sym, PREFIX, PREFIX, typedefs, class_decls, extra_defs, PREFIX, prefix, PREFIX, prefix, prefix, PREFIX, self->c_footer); // Unlink then write file. const char *inc_dest = CFCHierarchy_get_include_dest(hierarchy); char *filepath = CFCUtil_sprintf("%s" CHY_DIR_SEP "%sparcel.h", inc_dest, prefix); remove(filepath); CFCUtil_write_file(filepath, file_content, strlen(file_content)); FREEMEM(filepath); FREEMEM(typedefs); FREEMEM(class_decls); FREEMEM(extra_defs); FREEMEM(extra_includes); FREEMEM(file_content); }
char* CFCGoTypeMap_go_type_name(CFCType *type, CFCParcel *current_parcel) { if (CFCType_cfish_obj(type)) { return CFCUtil_strdup("interface{}"); } else if (CFCType_cfish_string(type)) { return CFCUtil_strdup("string"); } else if (CFCType_cfish_blob(type)) { return CFCUtil_strdup("[]byte"); } else if (CFCType_cfish_vector(type)) { return CFCUtil_strdup("[]interface{}"); } else if (CFCType_cfish_hash(type)) { return CFCUtil_strdup("map[string]interface{}"); } else if (CFCType_is_object(type)) { // Divide the specifier into prefix and struct name. const char *specifier = CFCType_get_specifier(type); size_t prefix_len = 0; for (size_t max = strlen(specifier); prefix_len < max; prefix_len++) { if (isupper(specifier[prefix_len])) { break; } } if (!prefix_len) { CFCUtil_die("Can't convert object type name '%s'", specifier); } const char *struct_sym = specifier + prefix_len; // Find the parcel that the type lives in. CFCParcel** all_parcels = CFCParcel_all_parcels(); CFCParcel *parcel = NULL; for (int i = 0; all_parcels[i] != NULL; i++) { const char *candidate = CFCParcel_get_prefix(all_parcels[i]); if (strncmp(candidate, specifier, prefix_len) == 0 && strlen(candidate) == prefix_len ) { parcel = all_parcels[i]; break; } } if (!parcel) { CFCUtil_die("Can't find parcel for type '%s'", specifier); } // If the type lives in this parcel, return only the struct sym // without a go package prefix. if (parcel == current_parcel) { return CFCUtil_strdup(struct_sym); } // The type lives in another parcel, so prefix its Go package name. // TODO: Stop downcasing once Clownfish parcel names are constrained // to lower case. const char *package_name = CFCParcel_get_name(parcel); if (strrchr(package_name, '.')) { package_name = strrchr(package_name, '.') + 1; } char *result = CFCUtil_sprintf("%s.%s", package_name, struct_sym); for (int i = 0; result[i] != '.'; i++) { result[i] = tolower(result[i]); } return result; } else if (CFCType_is_primitive(type)) { const char *specifier = CFCType_get_specifier(type); for (int i = 0; i < num_conversions; i++) { if (strcmp(specifier, conversions[i].c) == 0) { return CFCUtil_strdup(conversions[i].go); } } } return NULL; }
static void S_write_module_file(CFCPython *self, CFCParcel *parcel, const char *dest) { const char *parcel_name = CFCParcel_get_name(parcel); char *pymod_name = CFCUtil_strdup(parcel_name); // TODO: Stop lowercasing when parcels are restricted to lowercase. for (int i = 0; pymod_name[i] != '\0'; i++) { pymod_name[i] = tolower(pymod_name[i]); } const char *last_dot = strrchr(pymod_name, '.'); const char *last_component = last_dot != NULL ? last_dot + 1 : pymod_name; char *helper_mod_name = CFCUtil_sprintf("%s._%s", pymod_name, last_component); for (int i = 0; helper_mod_name[i] != '\0'; i++) { helper_mod_name[i] = tolower(helper_mod_name[i]); } CFCClass **ordered = CFCHierarchy_ordered_classes(self->hierarchy); CFCParcel **parcels = CFCParcel_all_parcels(); char *callbacks = S_gen_callbacks(self, parcel, ordered); char *type_linkups = S_gen_type_linkups(self, parcel, ordered); char *pound_includes = CFCUtil_strdup(""); char *class_bindings = S_gen_class_bindings(self, parcel, pymod_name, ordered); char *parcel_boots = CFCUtil_strdup(""); char *pytype_ready_calls = CFCUtil_strdup(""); char *module_adds = CFCUtil_strdup(""); // Add parcel bootstrapping calls. for (size_t i = 0; parcels[i]; ++i) { if (!CFCParcel_included(parcels[i])) { const char *prefix = CFCParcel_get_prefix(parcels[i]); parcel_boots = CFCUtil_cat(parcel_boots, " ", prefix, "bootstrap_parcel();\n", NULL); } } for (size_t i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; if (CFCClass_included(klass)) { continue; } const char *struct_sym = CFCClass_get_struct_sym(klass); const char *include_h = CFCClass_include_h(klass); pound_includes = CFCUtil_cat(pound_includes, "#include \"", include_h, "\"\n", NULL); // The PyType_Ready invocations for instantiable classes are handled // via bootstrapping of Clownfish Class objects. Since inert classes // do not at present have Class objects, we need to handle their // PyType_Ready calls independently. if (CFCClass_inert(klass)) { pytype_ready_calls = CFCUtil_cat(pytype_ready_calls, " if (PyType_Ready(&", struct_sym, "_pytype_struct) < 0) { return NULL; }\n", NULL); } module_adds = CFCUtil_cat(module_adds, " PyModule_AddObject(module, \"", struct_sym, "\", (PyObject*)&", struct_sym, "_pytype_struct);\n", NULL); } const char pattern[] = "%s\n" "\n" "#include \"Python.h\"\n" "#include \"cfish_parcel.h\"\n" "#include \"CFBind.h\"\n" "%s\n" "\n" "%s\n" // callbacks "\n" "static PyModuleDef module_def = {\n" " PyModuleDef_HEAD_INIT,\n" " \"%s\",\n" // module name " NULL,\n" // docstring " -1,\n" " NULL, NULL, NULL, NULL, NULL\n" "};\n" "\n" "%s" // class bindings "\n" "%s" // S_link_py_types function "\n" "PyMODINIT_FUNC\n" "PyInit__%s(void) {\n" " cfish_Class_bootstrap_hook1 = CFBind_class_bootstrap_hook1;\n" "\n" "%s\n" // PyType_Ready calls "\n" " S_link_py_types();\n" "\n" "%s\n" // parcel boots "\n" " PyObject *module = PyModule_Create(&module_def);\n" "%s\n" // Add types to module "\n" " return module;\n" "}\n" "\n" "%s\n" "\n"; char *content = CFCUtil_sprintf(pattern, self->header, pound_includes, callbacks, helper_mod_name, class_bindings, type_linkups, last_component, pytype_ready_calls, parcel_boots, module_adds, self->footer); char *filepath = CFCUtil_sprintf("%s" CHY_DIR_SEP "_%s.c", dest, last_component); CFCUtil_write_if_changed(filepath, content, strlen(content)); FREEMEM(filepath); FREEMEM(content); FREEMEM(module_adds); FREEMEM(pytype_ready_calls); FREEMEM(parcel_boots); FREEMEM(class_bindings); FREEMEM(helper_mod_name); FREEMEM(pymod_name); FREEMEM(pound_includes); FREEMEM(type_linkups); FREEMEM(callbacks); FREEMEM(ordered); }
const char* CFCSymbol_get_prefix(CFCSymbol *self) { return CFCParcel_get_prefix(self->parcel); }
CFCSymbol* CFCSymbol_init(CFCSymbol *self, struct CFCParcel *parcel, const char *exposure, const char *class_name, const char *class_cnick, const char *micro_sym) { // Validate. CFCUTIL_NULL_CHECK(parcel); if (!S_validate_exposure(exposure)) { CFCBase_decref((CFCBase*)self); CFCUtil_die("Invalid exposure: '%s'", exposure ? exposure : "[NULL]"); } if (class_name && !S_validate_class_name(class_name)) { CFCBase_decref((CFCBase*)self); CFCUtil_die("Invalid class_name: '%s'", class_name); } if (!micro_sym || !S_validate_identifier(micro_sym)) { CFCBase_decref((CFCBase*)self); CFCUtil_die("Invalid micro_sym: '%s'", micro_sym ? micro_sym : "[NULL]"); } // Derive class_cnick if necessary, then validate. const char *real_cnick = NULL; if (class_name) { if (class_cnick) { real_cnick = class_cnick; } else { const char *last_colon = strrchr(class_name, ':'); real_cnick = last_colon ? last_colon + 1 : class_name; } } else if (class_cnick) { // Sanity check class_cnick without class_name. CFCBase_decref((CFCBase*)self); CFCUtil_die("Can't supply class_cnick without class_name"); } else { real_cnick = NULL; } if (real_cnick && !S_validate_class_cnick(real_cnick)) { CFCBase_decref((CFCBase*)self); CFCUtil_die("Invalid class_cnick: '%s'", real_cnick); } // Assign. self->parcel = (CFCParcel*)CFCBase_incref((CFCBase*)parcel); self->exposure = CFCUtil_strdup(exposure); self->class_name = CFCUtil_strdup(class_name); self->class_cnick = CFCUtil_strdup(real_cnick); self->micro_sym = CFCUtil_strdup(micro_sym); // Derive short_sym. size_t class_cnick_len = self->class_cnick ? strlen(self->class_cnick) : 0; size_t short_sym_len = class_cnick_len + strlen("_") + strlen(self->micro_sym); self->short_sym = (char*)MALLOCATE(short_sym_len + 1); if (self->class_cnick) { memcpy((void*)self->short_sym, self->class_cnick, class_cnick_len); } self->short_sym[class_cnick_len] = '_'; memcpy(&self->short_sym[class_cnick_len + 1], self->micro_sym, strlen(micro_sym)); self->short_sym[short_sym_len] = '\0'; // Derive full_sym; const char *prefix = CFCParcel_get_prefix(self->parcel); size_t prefix_len = strlen(prefix); size_t full_sym_len = prefix_len + short_sym_len; self->full_sym = (char*)MALLOCATE(full_sym_len + 1); memcpy(self->full_sym, prefix, prefix_len); memcpy(&self->full_sym[prefix_len], self->short_sym, short_sym_len); self->full_sym[full_sym_len] = '\0'; return self; }
void CFCPerl_write_bindings(CFCPerl *self, const char *boot_class, CFCParcel **parcels) { CFCUTIL_NULL_CHECK(boot_class); CFCUTIL_NULL_CHECK(parcels); CFCClass **ordered = CFCHierarchy_ordered_classes(self->hierarchy); CFCPerlClass **registry = CFCPerlClass_registry(); char *privacy_syms = CFCUtil_strdup(""); char *includes = CFCUtil_strdup(""); char *generated_xs = CFCUtil_strdup(""); char *class_specs = CFCUtil_strdup(""); char *xsub_specs = CFCUtil_strdup(""); char *bootstrap_calls = CFCUtil_strdup(""); char *hand_rolled_xs = CFCUtil_strdup(""); for (size_t i = 0; parcels[i]; ++i) { CFCParcel *parcel = parcels[i]; // Set host_module_name for parcel. if (!CFCParcel_included(parcel) && CFCParcel_is_installed(parcel)) { CFCParcel_set_host_module_name(parcel, boot_class); } // Bake the parcel privacy defines into the XS, so it can be compiled // without any extra compiler flags. const char *privacy_sym = CFCParcel_get_privacy_sym(parcel); privacy_syms = CFCUtil_cat(privacy_syms, "#define ", privacy_sym, "\n", NULL); // Bootstrap calls. const char *prefix = CFCParcel_get_prefix(parcel); includes = CFCUtil_cat(includes, "#include \"", prefix, "perl.h\"\n", NULL); bootstrap_calls = CFCUtil_cat(bootstrap_calls, " ", prefix, "bootstrap_perl();\n", NULL); } for (size_t i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; CFCParcel *parcel = CFCClass_get_parcel(klass); int found = false; for (size_t j = 0; parcels[j]; j++) { if (parcel == parcels[j]) { found = true; break; } } if (!found) { continue; } // Pound-includes for generated headers. const char *include_h = CFCClass_include_h(klass); includes = CFCUtil_cat(includes, "#include \"", include_h, "\"\n", NULL); if (CFCClass_inert(klass)) { continue; } int num_xsubs = 0; // Constructors. CFCPerlConstructor **constructors = CFCPerlClass_constructor_bindings(klass); for (size_t j = 0; constructors[j] != NULL; j++) { CFCPerlSub *xsub = (CFCPerlSub*)constructors[j]; // Add the XSUB function definition. char *xsub_def = CFCPerlConstructor_xsub_def(constructors[j], klass); generated_xs = CFCUtil_cat(generated_xs, xsub_def, "\n", NULL); FREEMEM(xsub_def); // Add XSUB initialization at boot. xsub_specs = S_add_xsub_spec(xsub_specs, xsub); num_xsubs += 1; CFCBase_decref((CFCBase*)constructors[j]); } FREEMEM(constructors); // Methods. CFCPerlMethod **methods = CFCPerlClass_method_bindings(klass); for (size_t j = 0; methods[j] != NULL; j++) { CFCPerlSub *xsub = (CFCPerlSub*)methods[j]; // Add the XSUB function definition. char *xsub_def = CFCPerlMethod_xsub_def(methods[j], klass); generated_xs = CFCUtil_cat(generated_xs, xsub_def, "\n", NULL); FREEMEM(xsub_def); // Add XSUB initialization at boot. xsub_specs = S_add_xsub_spec(xsub_specs, xsub); num_xsubs += 1; CFCBase_decref((CFCBase*)methods[j]); } FREEMEM(methods); // Append XSBind_ClassSpec entry. const char *class_name = CFCClass_get_name(klass); CFCClass *parent = CFCClass_get_parent(klass); char *parent_name; if (parent) { parent_name = CFCUtil_sprintf("\"%s\"", CFCClass_get_name(parent)); } else { parent_name = CFCUtil_strdup("NULL"); } char *class_spec = CFCUtil_sprintf("{ \"%s\", %s, %d }", class_name, parent_name, num_xsubs); const char *sep = class_specs[0] == '\0' ? "" : ",\n"; class_specs = CFCUtil_cat(class_specs, sep, " ", class_spec, NULL); FREEMEM(class_spec); FREEMEM(parent_name); } // Hand-rolled XS. for (size_t i = 0; registry[i] != NULL; i++) { CFCPerlClass *perl_class = registry[i]; CFCParcel *parcel = CFCPerlClass_get_parcel(perl_class); int found = false; for (size_t j = 0; parcels[j]; j++) { if (parcel == parcels[j]) { found = true; break; } } if (!found) { continue; } const char *xs = CFCPerlClass_get_xs_code(perl_class); hand_rolled_xs = CFCUtil_cat(hand_rolled_xs, xs, "\n", NULL); } const char pattern[] = "%s" // Header. "\n" "%s" // Privacy syms. "\n" "#include \"XSBind.h\"\n" "%s" // Includes. "\n" "#ifndef XS_INTERNAL\n" " #define XS_INTERNAL XS\n" "#endif\n" "\n" "%s" // Generated XS. "\n" "MODULE = %s PACKAGE = %s\n" // Boot class. "\n" "BOOT:\n" "{\n" " static const cfish_XSBind_ClassSpec class_specs[] = {\n" "%s\n" // Class specs. " };\n" " static const cfish_XSBind_XSubSpec xsub_specs[] = {\n" "%s\n" // XSUB specs. " };\n" " size_t num_classes\n" " = sizeof(class_specs) / sizeof(class_specs[0]);\n" " const char* file = __FILE__;\n" "\n" "%s" // Bootstrap calls. "\n" " cfish_XSBind_bootstrap(aTHX_ num_classes, class_specs,\n" " xsub_specs, file);\n" "}\n" "\n" "%s" // Hand-rolled XS. "\n" "%s"; // Footer char *contents = CFCUtil_sprintf(pattern, self->c_header, privacy_syms, includes, generated_xs, boot_class, boot_class, class_specs, xsub_specs, bootstrap_calls, hand_rolled_xs, self->c_footer); // Derive path to generated .xs file. char *xs_path = CFCUtil_sprintf("%s" CHY_DIR_SEP "%s.xs", self->lib_dir, boot_class); S_replace_double_colons(xs_path, CHY_DIR_SEP_CHAR); // Write out if there have been any changes. CFCUtil_write_if_changed(xs_path, contents, strlen(contents)); FREEMEM(xs_path); FREEMEM(contents); FREEMEM(hand_rolled_xs); FREEMEM(bootstrap_calls); FREEMEM(xsub_specs); FREEMEM(class_specs); FREEMEM(generated_xs); FREEMEM(includes); FREEMEM(privacy_syms); FREEMEM(ordered); }
static void S_write_host_c(CFCPerl *self, CFCParcel *parcel) { CFCClass **ordered = CFCHierarchy_ordered_classes(self->hierarchy); const char *prefix = CFCParcel_get_prefix(parcel); const char *privacy_sym = CFCParcel_get_privacy_sym(parcel); char *includes = CFCUtil_strdup(""); char *cb_defs = CFCUtil_strdup(""); char *alias_adds = CFCUtil_strdup(""); for (size_t i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; if (CFCClass_inert(klass)) { continue; } const char *class_prefix = CFCClass_get_prefix(klass); if (strcmp(class_prefix, prefix) != 0) { continue; } const char *class_name = CFCClass_get_name(klass); const char *include_h = CFCClass_include_h(klass); includes = CFCUtil_cat(includes, "#include \"", include_h, "\"\n", NULL); // Callbacks. CFCMethod **fresh_methods = CFCClass_fresh_methods(klass); for (int meth_num = 0; fresh_methods[meth_num] != NULL; meth_num++) { CFCMethod *method = fresh_methods[meth_num]; // Define callback. if (CFCMethod_novel(method) && !CFCMethod_final(method)) { char *cb_def = CFCPerlMethod_callback_def(method, klass); cb_defs = CFCUtil_cat(cb_defs, cb_def, "\n", NULL); FREEMEM(cb_def); } } // Add class aliases. CFCPerlClass *class_binding = CFCPerlClass_singleton(class_name); if (class_binding) { const char *class_var = CFCClass_full_class_var(klass); const char **aliases = CFCPerlClass_get_class_aliases(class_binding); for (size_t j = 0; aliases[j] != NULL; j++) { const char *alias = aliases[j]; int alias_len = (int)strlen(alias); const char pattern[] = " cfish_Class_add_alias_to_registry(" "%s, \"%s\", %d);\n"; char *alias_add = CFCUtil_sprintf(pattern, class_var, alias, alias_len); alias_adds = CFCUtil_cat(alias_adds, alias_add, NULL); FREEMEM(alias_add); } char *metadata_code = CFCPerlClass_method_metadata_code(class_binding); alias_adds = CFCUtil_cat(alias_adds, metadata_code, NULL); FREEMEM(metadata_code); } } const char pattern[] = "%s" "\n" "#define %s\n" // privacy_sym "\n" "#include \"%sperl.h\"\n" "#include \"XSBind.h\"\n" "#include \"Clownfish/Class.h\"\n" "#include \"Clownfish/Err.h\"\n" "#include \"Clownfish/Obj.h\"\n" "%s" "\n" "/* Avoid conflicts with Clownfish bool type. */\n" "#define HAS_BOOL\n" "#define PERL_NO_GET_CONTEXT\n" "#include \"EXTERN.h\"\n" "#include \"perl.h\"\n" "#include \"XSUB.h\"\n" "\n" "static void\n" "S_finish_callback_void(pTHX_ const char *meth_name) {\n" " int count = call_method(meth_name, G_VOID | G_DISCARD);\n" " if (count != 0) {\n" " CFISH_THROW(CFISH_ERR, \"Bad callback to '%%s': %%i32\",\n" " meth_name, (int32_t)count);\n" " }\n" " FREETMPS;\n" " LEAVE;\n" "}\n" "\n" "static CFISH_INLINE SV*\n" "SI_do_callback_sv(pTHX_ const char *meth_name) {\n" " int count = call_method(meth_name, G_SCALAR);\n" " if (count != 1) {\n" " CFISH_THROW(CFISH_ERR, \"Bad callback to '%%s': %%i32\",\n" " meth_name, (int32_t)count);\n" " }\n" " dSP;\n" " SV *return_sv = POPs;\n" " PUTBACK;\n" " return return_sv;\n" "}\n" "\n" "static int64_t\n" "S_finish_callback_i64(pTHX_ const char *meth_name) {\n" " SV *return_sv = SI_do_callback_sv(aTHX_ meth_name);\n" " int64_t retval;\n" " if (sizeof(IV) == 8) {\n" " retval = (int64_t)SvIV(return_sv);\n" " }\n" " else {\n" " if (SvIOK(return_sv)) {\n" " // It's already no more than 32 bits, so don't convert.\n" " retval = SvIV(return_sv);\n" " }\n" " else {\n" " // Maybe lossy.\n" " double temp = SvNV(return_sv);\n" " retval = (int64_t)temp;\n" " }\n" " }\n" " FREETMPS;\n" " LEAVE;\n" " return retval;\n" "}\n" "\n" "static double\n" "S_finish_callback_f64(pTHX_ const char *meth_name) {\n" " SV *return_sv = SI_do_callback_sv(aTHX_ meth_name);\n" " double retval = SvNV(return_sv);\n" " FREETMPS;\n" " LEAVE;\n" " return retval;\n" "}\n" "\n" "static cfish_Obj*\n" "S_finish_callback_obj(pTHX_ void *vself, const char *meth_name,\n" " int nullable) {\n" " SV *return_sv = SI_do_callback_sv(aTHX_ meth_name);\n" " cfish_Obj *retval\n" " = XSBind_perl_to_cfish_nullable(aTHX_ return_sv, CFISH_OBJ);\n" " FREETMPS;\n" " LEAVE;\n" " if (!nullable && !retval) {\n" " CFISH_THROW(CFISH_ERR, \"%%o#%%s cannot return NULL\",\n" " cfish_Obj_get_class_name((cfish_Obj*)vself),\n" " meth_name);\n" " }\n" " return retval;\n" "}\n" "\n" "%s" "\n" "void\n" "%sbootstrap_perl() {\n" " dTHX;\n" " %sbootstrap_parcel();\n" "\n" "%s" "}\n" "\n" "%s"; char *content = CFCUtil_sprintf(pattern, self->c_header, privacy_sym, prefix, includes, cb_defs, prefix, prefix, alias_adds, self->c_footer); const char *src_dest = CFCHierarchy_get_source_dest(self->hierarchy); char *host_c_path = CFCUtil_sprintf("%s" CHY_DIR_SEP "%sperl.c", src_dest, prefix); CFCUtil_write_file(host_c_path, content, strlen(content)); FREEMEM(host_c_path); FREEMEM(content); FREEMEM(alias_adds); FREEMEM(cb_defs); FREEMEM(includes); FREEMEM(ordered); }
void CFCBindFile_write_h(CFCFile *file, const char *dest, const char *header, const char *footer) { CFCUTIL_NULL_CHECK(file); CFCUTIL_NULL_CHECK(dest); CFCUTIL_NULL_CHECK(header); CFCUTIL_NULL_CHECK(footer); // Make directories. char *h_path = CFCFile_h_path(file, dest); char *h_dir = CFCUtil_strdup(h_path); for (size_t len = strlen(h_dir); len--;) { if (h_dir[len] == CHY_DIR_SEP_CHAR) { h_dir[len] = 0; break; } } if (!CFCUtil_is_dir(h_dir)) { CFCUtil_make_path(h_dir); if (!CFCUtil_is_dir(h_dir)) { CFCUtil_die("Can't make path %s", h_dir); } } FREEMEM(h_dir); // Create the include-guard strings. const char *include_guard_start = CFCFile_guard_start(file); const char *include_guard_close = CFCFile_guard_close(file); // Aggregate block content. char *content = CFCUtil_strdup(""); CFCBase **blocks = CFCFile_blocks(file); for (int i = 0; blocks[i] != NULL; i++) { const char *cfc_class = CFCBase_get_cfc_class(blocks[i]); if (strcmp(cfc_class, "Clownfish::CFC::Model::Parcel") == 0) { CFCParcel *parcel = (CFCParcel*)blocks[i]; const char *prefix = CFCParcel_get_prefix(parcel); content = CFCUtil_cat(content, "#include \"", prefix, "parcel.h\"\n\n", NULL); } else if (strcmp(cfc_class, "Clownfish::CFC::Model::Class") == 0) { CFCBindClass *class_binding = CFCBindClass_new((CFCClass*)blocks[i]); char *c_header = CFCBindClass_to_c_header(class_binding); content = CFCUtil_cat(content, c_header, "\n", NULL); FREEMEM(c_header); CFCBase_decref((CFCBase*)class_binding); } else if (strcmp(cfc_class, "Clownfish::CFC::Model::CBlock") == 0) { const char *block_contents = CFCCBlock_get_contents((CFCCBlock*)blocks[i]); content = CFCUtil_cat(content, block_contents, "\n", NULL); } else { CFCUtil_die("Unexpected class: %s", cfc_class); } } char pattern[] = "%s\n" "\n" "%s\n" "\n" "#ifdef __cplusplus\n" "extern \"C\" {\n" "#endif\n" "\n" "%s\n" "\n" "#ifdef __cplusplus\n" "}\n" "#endif\n" "\n" "%s\n" "\n" "%s\n" "\n"; char *file_content = CFCUtil_sprintf(pattern, header, include_guard_start, content, include_guard_close, footer); // Unlink then write file. remove(h_path); CFCUtil_write_file(h_path, file_content, strlen(file_content)); FREEMEM(content); FREEMEM(file_content); FREEMEM(h_path); }
static void S_write_boot_c(CFCPerl *self) { CFCClass **ordered = CFCHierarchy_ordered_classes(self->hierarchy); CFCParcel **parcels = CFCParcel_all_parcels(); char *pound_includes = CFCUtil_strdup(""); char *bootstrap_code = CFCUtil_strdup(""); char *alias_adds = CFCUtil_strdup(""); char *isa_pushes = CFCUtil_strdup(""); for (size_t i = 0; parcels[i]; ++i) { if (!CFCParcel_included(parcels[i])) { const char *prefix = CFCParcel_get_prefix(parcels[i]); bootstrap_code = CFCUtil_cat(bootstrap_code, " ", prefix, "bootstrap_parcel();\n", NULL); } } for (size_t i = 0; ordered[i] != NULL; i++) { CFCClass *klass = ordered[i]; if (CFCClass_included(klass)) { continue; } const char *class_name = CFCClass_get_class_name(klass); const char *include_h = CFCClass_include_h(klass); pound_includes = CFCUtil_cat(pound_includes, "#include \"", include_h, "\"\n", NULL); if (CFCClass_inert(klass)) { continue; } // Add aliases for selected KinoSearch classes which allow old indexes // to be read. CFCPerlClass *class_binding = CFCPerlClass_singleton(class_name); if (class_binding) { const char *vtable_var = CFCClass_full_vtable_var(klass); const char **aliases = CFCPerlClass_get_class_aliases(class_binding); for (size_t j = 0; aliases[j] != NULL; j++) { const char *alias = aliases[j]; size_t alias_len = strlen(alias); const char pattern[] = " cfish_VTable_add_alias_to_registry(" "%s, \"%s\", %u);\n"; char *alias_add = CFCUtil_sprintf(pattern, vtable_var, alias, (unsigned)alias_len); alias_adds = CFCUtil_cat(alias_adds, alias_add, NULL); FREEMEM(alias_add); } char *metadata_code = CFCPerlClass_method_metadata_code(class_binding); alias_adds = CFCUtil_cat(alias_adds, metadata_code, NULL); FREEMEM(metadata_code); } CFCClass *parent = CFCClass_get_parent(klass); if (parent) { const char *parent_class_name = CFCClass_get_class_name(parent); isa_pushes = CFCUtil_cat(isa_pushes, " isa = get_av(\"", class_name, "::ISA\", 1);\n", NULL); isa_pushes = CFCUtil_cat(isa_pushes, " av_push(isa, newSVpv(\"", parent_class_name, "\", 0));\n", NULL); } } const char pattern[] = "%s\n" "\n" "#include \"cfish_parcel.h\"\n" "#include \"EXTERN.h\"\n" "#include \"perl.h\"\n" "#include \"XSUB.h\"\n" "#include \"boot.h\"\n" "#include \"Clownfish/String.h\"\n" "#include \"Clownfish/VTable.h\"\n" "%s\n" "\n" "void\n" "%s() {\n" "%s" "\n" "%s" "\n" " AV *isa;\n" "%s" "}\n" "\n" "%s\n" "\n"; char *content = CFCUtil_sprintf(pattern, self->header, pound_includes, self->boot_func, bootstrap_code, alias_adds, isa_pushes, self->footer); const char *src_dest = CFCHierarchy_get_source_dest(self->hierarchy); char *boot_c_path = CFCUtil_sprintf("%s" CHY_DIR_SEP "boot.c", src_dest); CFCUtil_write_file(boot_c_path, content, strlen(content)); FREEMEM(boot_c_path); FREEMEM(content); FREEMEM(isa_pushes); FREEMEM(alias_adds); FREEMEM(bootstrap_code); FREEMEM(pound_includes); FREEMEM(parcels); FREEMEM(ordered); }
CFCType* CFCType_new_object(int flags, CFCParcel *parcel, const char *specifier, int indirection) { // Validate params. if (indirection != 1) { CFCUtil_die("Parameter 'indirection' can only be 1"); } if (!specifier || !strlen(specifier)) { CFCUtil_die("Missing required param 'specifier'"); } if ((flags & CFCTYPE_INCREMENTED) && (flags & CFCTYPE_DECREMENTED)) { CFCUtil_die("Can't be both incremented and decremented"); } // Use default parcel if none supplied. if (!parcel) { parcel = CFCParcel_default_parcel(); } // Add flags. flags |= CFCTYPE_OBJECT; if (strstr(specifier, "CharBuf")) { // Determine whether this type is a string type. flags |= CFCTYPE_STRING_TYPE; } const size_t MAX_SPECIFIER_LEN = 256; char full_specifier[MAX_SPECIFIER_LEN + 1]; char small_specifier[MAX_SPECIFIER_LEN + 1]; if (isupper(*specifier)) { const char *prefix = CFCParcel_get_prefix(parcel); if (strlen(prefix) + strlen(specifier) > MAX_SPECIFIER_LEN) { CFCUtil_die("Specifier and/or parcel prefix too long"); } sprintf(full_specifier, "%s%s", prefix, specifier); strcpy(small_specifier, specifier); } else if (!isalpha(*specifier)) { CFCUtil_die("Invalid specifier: '%s'", specifier); } else { if (strlen(specifier) > MAX_SPECIFIER_LEN) { CFCUtil_die("Specifier too long"); } const char *probe = specifier; while (*probe) { if (isupper(*probe)) { break; } else if (!isalnum(*probe) && *probe != '_') { CFCUtil_die("Invalid specifier: '%s'", specifier); } probe++; } strcpy(full_specifier, specifier); strcpy(small_specifier, probe); } if (!CFCSymbol_validate_class_name_component(small_specifier)) { CFCUtil_die("Invalid specifier: '%s'", specifier); } // Cache C representation. char c_string[MAX_SPECIFIER_LEN + 10]; if (flags & CFCTYPE_CONST) { sprintf(c_string, "const %s*", full_specifier); } else { sprintf(c_string, "%s*", full_specifier); } int acceptable_flags = CFCTYPE_OBJECT | CFCTYPE_STRING_TYPE | CFCTYPE_CONST | CFCTYPE_NULLABLE | CFCTYPE_INCREMENTED | CFCTYPE_DECREMENTED; S_check_flags(flags, acceptable_flags, "Object"); return CFCType_new(flags, parcel, full_specifier, 1, c_string); }