Esempio n. 1
0
// Generate C code which initializes method metadata.
char*
CFCPerlClass_method_metadata_code(CFCPerlClass *self) {
    const char *class_var = CFCClass_full_class_var(self->client);
    CFCMethod **fresh_methods = CFCClass_fresh_methods(self->client);
    char *code = CFCUtil_strdup("");

    for (int i = 0; fresh_methods[i] != NULL; i++) {
        CFCMethod *method = fresh_methods[i];
        if (!CFCMethod_novel(method)) { continue; }

        const char *macro_sym = CFCMethod_get_macro_sym(method);
        const char *alias     = CFCMethod_get_host_alias(method);
        if (alias) {
            code = CFCUtil_cat(code, "    CFISH_Class_Add_Host_Method_Alias(",
                               class_var, ", \"", alias, "\", \"", macro_sym,
                               "\");\n", NULL);
        }
        if (CFCMethod_excluded_from_host(method)) {
            code = CFCUtil_cat(code, "    CFISH_Class_Exclude_Host_Method(",
                               class_var, ", \"", macro_sym, "\");\n", NULL);
        }
    }

    return code;
}
Esempio n. 2
0
char*
CFCGoClass_gen_wrap_func_reg(CFCGoClass *self) {
    if (CFCClass_inert(self->client)) {
        return CFCUtil_strdup("");
    }
    char pattern[] =
        "\t\tunsafe.Pointer(C.%s): WRAP%sASOBJ,\n";

    const char *short_struct = CFCClass_get_struct_sym(self->client);
    const char *class_var = CFCClass_full_class_var(self->client);
    return CFCUtil_sprintf(pattern, class_var, short_struct);
}
Esempio n. 3
0
char*
CFCPyMethod_constructor_wrapper(CFCFunction *init_func, CFCClass *invoker) {
    CFCParamList *param_list  = CFCFunction_get_param_list(init_func);
    const char *self_type
        = CFCType_to_c(CFCFunction_get_return_type(init_func));
    char *func_sym   = CFCFunction_full_func_sym(init_func, invoker);
    char *decs       = S_gen_decs(param_list, 1);
    char *increfs    = S_gen_arg_increfs(param_list, 1);
    char *decrefs    = S_gen_decrefs(param_list, 1);
    const char *class_var  = CFCClass_full_class_var(invoker);
    const char *struct_sym = CFCClass_full_struct_sym(invoker);
    char *error = NULL;
    char *arg_parsing = S_gen_arg_parsing(param_list, 1, &error);
    if (error) {
        CFCUtil_die("%s in constructor for %s", error,
                    CFCClass_get_name(invoker));
    }
    if (!arg_parsing) {
        CFCUtil_die("Unexpected arg parsing error for %s",
                    CFCClass_get_name(invoker));
    }
    char *first_arg = CFCUtil_sprintf("(%s)CFISH_Class_Make_Obj(%s)",
                                      self_type, class_var);
    char *arg_list = S_gen_arg_list(param_list, first_arg);

    char pattern[] =
        "static PyObject*\n"
        "S_%s_PY_NEW(PyTypeObject *type, PyObject *args, PyObject *kwargs) {\n"
        "%s" // decs
        "%s" // arg_parsing
        "%s" // increfs
        "    %s self = NULL;\n"
        "    CFBIND_TRY(self = %s(%s));\n"
        "%s" // decrefs
        "    if (CFBind_migrate_cferr()) {\n"
        "        return NULL;\n"
        "    }\n"
        "    return (PyObject*)self;\n"
        "}\n"
        ;
    char *wrapper = CFCUtil_sprintf(pattern, struct_sym, decs,
                                    arg_parsing, increfs, self_type,
                                    func_sym, arg_list, decrefs);

    FREEMEM(arg_list);
    FREEMEM(first_arg);
    FREEMEM(func_sym);
    FREEMEM(decrefs);
    FREEMEM(increfs);
    FREEMEM(decs);
    FREEMEM(arg_parsing);
    return wrapper;
}
Esempio n. 4
0
static char*
S_gen_type_linkups(CFCPython *self, CFCParcel *parcel, CFCClass **ordered) {
    char *handles  = CFCUtil_strdup("");
    char *py_types = CFCUtil_strdup("");
    int num_items = 0;

    for (size_t i = 0; ordered[i] != NULL; i++) {
        CFCClass *klass = ordered[i];
        if (CFCClass_included(klass) || CFCClass_inert(klass)) {
            continue;
        }
        const char *class_var = CFCClass_full_class_var(klass);
        const char *struct_sym = CFCClass_get_struct_sym(klass);
        char *handles_temp
            = CFCUtil_sprintf("%s    handles[%d]  = &%s;\n",
                              handles, num_items, class_var);
        char *py_types_temp
            = CFCUtil_sprintf("%s    py_types[%d] = &%s_pytype_struct;\n",
                              py_types, num_items, struct_sym);
        FREEMEM(handles);
        FREEMEM(py_types);
        handles  = handles_temp;
        py_types = py_types_temp;
        num_items++;
    }

    char pattern[] =
        "static void\n"
        "S_link_py_types(void) {\n"
        "    const int num_items = %d;\n"
        "    size_t handles_size  = num_items * sizeof(cfish_Class**);\n"
        "    size_t py_types_size = num_items * sizeof(PyTypeObject*);\n"
        "    cfish_Class ***handles  = (cfish_Class***)CFISH_MALLOCATE(handles_size);\n"
        "    PyTypeObject **py_types = (PyTypeObject**)CFISH_MALLOCATE(py_types_size);\n"
        "%s\n"
        "%s\n"
        "    CFBind_assoc_py_types(handles, py_types, num_items);\n"
        "    CFISH_FREEMEM(handles);\n"
        "    CFISH_FREEMEM(py_types);\n"
        "}\n"
        ;
    char *content = CFCUtil_sprintf(pattern, num_items, handles, py_types);

    FREEMEM(handles);
    FREEMEM(py_types);
    return content;
}
Esempio n. 5
0
static char*
S_gen_meth_invocation(CFCMethod *method, CFCClass *invoker) {
    CFCParamList *param_list = CFCMethod_get_param_list(method);
    char *full_meth = CFCMethod_full_method_sym(method, invoker);
    char *meth_type_c = CFCMethod_full_typedef(method, invoker);
    const char *class_var = CFCClass_full_class_var(invoker);
    char *first_arg
        = CFCUtil_sprintf("(%s*)self", CFCClass_full_struct_sym(invoker));
    char *arg_list = S_gen_arg_list(param_list, first_arg);

    CFCType *return_type = CFCMethod_get_return_type(method);
    char *maybe_declare;
    const char *maybe_assign;
    if (CFCType_is_void(return_type)) {
        maybe_declare = CFCUtil_strdup("");
        maybe_assign = "";
    }
    else {
        maybe_declare = CFCUtil_sprintf("    %s retvalCF;\n",
                                        CFCType_to_c(return_type));
        maybe_assign = "retvalCF = ";
    }

    const char pattern[] =
        "%s"
        "    %s method = CFISH_METHOD_PTR(%s, %s);\n"
        "    CFBIND_TRY(%smethod(%s));\n"
        ;
    char *content
        = CFCUtil_sprintf(pattern, maybe_declare, meth_type_c, class_var,
                          full_meth, maybe_assign, arg_list);

    FREEMEM(arg_list);
    FREEMEM(first_arg);
    FREEMEM(maybe_declare);
    FREEMEM(full_meth);
    FREEMEM(meth_type_c);
    return content;
}
Esempio n. 6
0
/* 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);
}
Esempio n. 7
0
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);
}
Esempio n. 8
0
void
CFCBindSpecs_add_class(CFCBindSpecs *self, CFCClass *klass) {
    if (CFCClass_inert(klass)) { return; }

    const char *class_name        = CFCClass_get_name(klass);
    const char *class_var         = CFCClass_full_class_var(klass);
    const char *ivars_offset_name = CFCClass_full_ivars_offset(klass);

    const char *flags = CFCClass_final(klass) ? "cfish_ClassSpec_FINAL" : "0";

    char *ivars_size = S_ivars_size(klass);

    char *parent_ptr = NULL;
    CFCClass *parent = CFCClass_get_parent(klass);
    if (!parent) {
        parent_ptr = CFCUtil_strdup("NULL");
    }
    else {
        if (CFCClass_in_same_parcel(klass, parent)) {
            parent_ptr
                = CFCUtil_sprintf("&%s", CFCClass_full_class_var(parent));
        }
        else {
            parent_ptr = CFCUtil_strdup("NULL");

            const char *class_name = CFCClass_get_name(klass);
            const char *parent_var = CFCClass_full_class_var(parent);
            const char *pattern =
                "    /* %s */\n"
                "    class_specs[%d].parent = &%s;\n";
            char *init_code = CFCUtil_sprintf(pattern, class_name,
                                              self->num_specs, parent_var);
            self->init_code = CFCUtil_cat(self->init_code, init_code, NULL);
            FREEMEM(init_code);
        }
    }

    int num_new_novel      = 0;
    int num_new_overridden = 0;
    int num_new_inherited  = 0;
    CFCMethod **methods = CFCClass_methods(klass);

    for (int meth_num = 0; methods[meth_num] != NULL; meth_num++) {
        CFCMethod *method = methods[meth_num];

        if (CFCMethod_is_fresh(method, klass)) {
            if (CFCMethod_novel(method)) {
                int meth_index = self->num_novel + num_new_novel;
                S_add_novel_meth(self, method, klass, meth_index);
                ++num_new_novel;
            }
            else {
                int meth_index = self->num_overridden + num_new_overridden;
                S_add_overridden_meth(self, method, klass, meth_index);
                ++num_new_overridden;
            }
        }
        else {
            int meth_index = self->num_inherited + num_new_inherited;
            S_add_inherited_meth(self, method, klass, meth_index);
            ++num_new_inherited;
        }
    }

    char pattern[] =
        "    {\n"
        "        &%s, /* class */\n"
        "        %s, /* parent */\n"
        "        \"%s\", /* name */\n"
        "        %s, /* ivars_size */\n"
        "        &%s, /* ivars_offset_ptr */\n"
        "        %d, /* num_novel */\n"
        "        %d, /* num_overridden */\n"
        "        %d, /* num_inherited */\n"
        "        %s /* flags */\n"
        "    }";
    char *class_spec
        = CFCUtil_sprintf(pattern, class_var, parent_ptr, class_name,
                          ivars_size, ivars_offset_name, num_new_novel,
                          num_new_overridden, num_new_inherited, flags);

    const char *sep = self->num_specs == 0 ? "" : ",\n";
    self->class_specs = CFCUtil_cat(self->class_specs, sep, class_spec, NULL);

    self->num_novel      += num_new_novel;
    self->num_overridden += num_new_overridden;
    self->num_inherited  += num_new_inherited;
    self->num_specs      += 1;

    FREEMEM(class_spec);
    FREEMEM(parent_ptr);
    FREEMEM(ivars_size);
}