void
CFCC_write_man_pages(CFCC *self) {
CFCHierarchy *hierarchy = self->hierarchy;
CFCClass **ordered = CFCHierarchy_ordered_classes(hierarchy);
size_t num_classes = 0;
for (size_t i = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (!CFCClass_included(klass)) { ++num_classes; }
}
char **man_pages = (char**)CALLOCATE(num_classes, sizeof(char*));
// Generate man pages, but don't write. That way, if there's an error
// while generating the pages, we leak memory but don't clutter up the file
// system.
for (size_t i = 0, j = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (CFCClass_included(klass)) { continue; }
char *man_page = CFCCMan_create_man_page(klass);
man_pages[j++] = man_page;
}
const char *dest = CFCHierarchy_get_dest(hierarchy);
char *man3_path
= CFCUtil_sprintf("%s" CHY_DIR_SEP "man" CHY_DIR_SEP "man3", dest);
if (!CFCUtil_is_dir(man3_path)) {
CFCUtil_make_path(man3_path);
if (!CFCUtil_is_dir(man3_path)) {
CFCUtil_die("Can't make path %s", man3_path);
}
}
// Write out any man pages that have changed.
for (size_t i = 0, j = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (CFCClass_included(klass)) { continue; }
char *raw_man_page = man_pages[j++];
if (!raw_man_page) { continue; }
char *man_page = CFCUtil_sprintf("%s%s%s", self->man_header,
raw_man_page, self->man_footer);
const char *full_struct_sym = CFCClass_full_struct_sym(klass);
char *filename = CFCUtil_sprintf("%s" CHY_DIR_SEP "%s.3", man3_path,
full_struct_sym);
CFCUtil_write_if_changed(filename, man_page, strlen(man_page));
FREEMEM(filename);
FREEMEM(man_page);
FREEMEM(raw_man_page);
}
FREEMEM(man3_path);
FREEMEM(man_pages);
FREEMEM(ordered);
}
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;
}
char*
CFCC_link_text(CFCUri *uri_obj) {
char *link_text = NULL;
CFCUriType type = CFCUri_get_type(uri_obj);
switch (type) {
case CFC_URI_ERROR: {
const char *error = CFCUri_get_error(uri_obj);
link_text = CFCUtil_sprintf("[%s]", error);
break;
}
case CFC_URI_NULL:
link_text = CFCUtil_strdup("NULL");
break;
case CFC_URI_CLASS: {
CFCClass *klass = CFCUri_get_class(uri_obj);
const char *src = CFCClass_included(klass)
? CFCClass_get_name(klass)
: CFCClass_get_struct_sym(klass);
link_text = CFCUtil_strdup(src);
break;
}
case CFC_URI_FUNCTION:
case CFC_URI_METHOD: {
const char *name = CFCUri_get_callable_name(uri_obj);
link_text = CFCUtil_sprintf("%s()", name);
break;
}
case CFC_URI_DOCUMENT: {
CFCDocument *doc = CFCUri_get_document(uri_obj);
const char *name = CFCDocument_get_name(doc);
link_text = CFCUtil_strdup(name);
break;
}
default:
CFCUtil_die("Unsupported node type: %d", type);
break;
}
return link_text;
}
void
CFCPerlTypeMap_write_xs_typemap(CFCHierarchy *hierarchy) {
CFCClass **classes = CFCHierarchy_ordered_classes(hierarchy);
char *start = CFCUtil_strdup("");
char *input = CFCUtil_strdup("");
char *output = CFCUtil_strdup("");
for (int i = 0; classes[i] != NULL; i++) {
CFCClass *klass = classes[i];
if (CFCClass_included(klass)) { continue; }
const char *full_struct_sym = CFCClass_full_struct_sym(klass);
const char *vtable_var = CFCClass_full_vtable_var(klass);
start = CFCUtil_cat(start, full_struct_sym, "*\t", vtable_var, "_\n",
NULL);
input = CFCUtil_cat(input, vtable_var, "_\n"
" $var = (", full_struct_sym,
"*)XSBind_sv_to_cfish_obj($arg, ", vtable_var,
", NULL);\n\n", NULL);
output = CFCUtil_cat(output, vtable_var, "_\n"
" $arg = (SV*)Cfish_Obj_To_Host((cfish_Obj*)$var);\n"
" CFISH_DECREF($var);\n"
"\n", NULL);
}
char *content = CFCUtil_strdup("");
content = CFCUtil_cat(content, typemap_start, start, "\n\n",
typemap_input, input, "\n\n",
typemap_output, output, "\n\n", NULL);
CFCUtil_write_if_changed("typemap", content, strlen(content));
FREEMEM(content);
FREEMEM(output);
FREEMEM(input);
FREEMEM(start);
FREEMEM(classes);
}
static char*
S_gen_class_bindings(CFCPython *self, CFCParcel *parcel,
const char *pymod_name, CFCClass **ordered) {
char *bindings = CFCUtil_strdup("");
for (size_t i = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (CFCClass_included(klass)) {
continue;
}
const char *class_name = CFCClass_get_name(klass);
CFCPyClass *class_binding = CFCPyClass_singleton(class_name);
if (!class_binding) {
// No binding spec'd out, so create one using defaults.
class_binding = CFCPyClass_new(klass);
CFCPyClass_add_to_registry(class_binding);
}
char *code = CFCPyClass_gen_binding_code(class_binding);
bindings = CFCUtil_cat(bindings, code, NULL);
FREEMEM(code);
}
return bindings;
}
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);
}
static char*
S_gen_callbacks(CFCPython *self, CFCParcel *parcel, CFCClass **ordered) {
char *callbacks = CFCUtil_strdup("");
// Generate implementation files containing callback definitions.
for (size_t i = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (CFCClass_included(klass)
|| CFCClass_inert(klass)
//|| CFCClass_get_parcel(klass) != parcel
) {
continue;
}
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 = CFCPyMethod_callback_def(method, klass);
callbacks = CFCUtil_cat(callbacks, cb_def, "\n", NULL);
FREEMEM(cb_def);
}
}
}
static const char helpers[] =
"static PyObject*\n"
"S_pack_tuple(int num_args, ...) {\n"
" PyObject *tuple = PyTuple_New(num_args);\n"
" va_list args;\n"
" va_start(args, num_args);\n"
" for (int i = 0; i < num_args; i++) {\n"
" PyObject *arg = va_arg(args, PyObject*);\n"
" PyTuple_SET_ITEM(tuple, i, arg);\n"
" }\n"
" va_end(args);\n"
" return tuple;\n"
"}\n"
"#define CFBIND_TRY(routine) \\\n"
" do { \\\n"
" jmp_buf env; \\\n"
" jmp_buf *prev_env = CFBind_swap_env(&env); \\\n"
" if (!setjmp(env)) { \\\n"
" routine; \\\n"
" } \\\n"
" CFBind_swap_env(prev_env); \\\n"
" } while (0)\n"
"\n"
"static PyObject*\n"
"S_call_pymeth(PyObject *self, const char *meth_name, PyObject *args,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *callable = PyObject_GetAttrString(self, meth_name);\n"
" if (!PyCallable_Check(callable)) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func, \"Attr '%s' not callable\",\n"
" meth_name);\n"
" cfish_Err_throw_mess(CFISH_ERR, mess);\n"
" }\n"
" PyObject *result = PyObject_CallObject(callable, args);\n"
" Py_DECREF(args);\n"
" if (result == NULL) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func,\n"
" \"Callback to '%s' failed\", meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" return result;\n"
"}\n"
"\n"
"#define CALL_PYMETH_VOID(self, meth_name, args) \\\n"
" S_call_pymeth_void(self, meth_name, args, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"\n"
"static void\n"
"S_call_pymeth_void(PyObject *self, const char *meth_name, PyObject *args,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" if (py_result == NULL) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func, \"Call to %s failed\",\n"
" meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" Py_DECREF(py_result);\n"
"}\n"
"\n"
"#define CALL_PYMETH_BOOL(self, meth_name, args) \\\n"
" S_call_pymeth_bool(self, meth_name, args, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"\n"
"static bool\n"
"S_call_pymeth_bool(PyObject *self, const char *meth_name, PyObject *args,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" int truthiness = py_result != NULL\n"
" ? PyObject_IsTrue(py_result)\n"
" : -1;\n"
" if (truthiness == -1) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func, \"Call to %s failed\",\n"
" meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" Py_DECREF(py_result);\n"
" return !!truthiness;\n"
"}\n"
"\n"
"#define CALL_PYMETH_OBJ(self, meth_name, args, ret_class, nullable) \\\n"
" S_call_pymeth_obj(self, meth_name, args, ret_class, nullable, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"\n"
"static cfish_Obj*\n"
"S_call_pymeth_obj(PyObject *self, const char *meth_name,\n"
" PyObject *args, cfish_Class *ret_class, bool nullable,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" cfish_Obj *result = CFBind_py_to_cfish(py_result, ret_class);\n"
" Py_DECREF(py_result);\n"
" if (!nullable && result == NULL) {\n"
" CFISH_THROW(CFISH_ERR, \"%s cannot return NULL\", meth_name);\n"
" }\n"
" else if (!cfish_Obj_is_a(result, ret_class)) {\n"
" cfish_Class *result_class = cfish_Obj_get_class(result);\n"
" CFISH_DECREF(result);\n"
" CFISH_THROW(CFISH_ERR, \"%s returned %o instead of %o\", meth_name,\n"
" CFISH_Class_Get_Name(result_class),\n"
" CFISH_Class_Get_Name(ret_class));\n"
" }\n"
" return result;\n"
"}\n"
"\n"
"#define CALL_PYMETH_DOUBLE(self, meth_name, args) \\\n"
" S_call_pymeth_f64(self, meth_name, args, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"#define CALL_PYMETH_FLOAT(self, meth_name, args) \\\n"
" ((float)S_call_pymeth_f64(self, meth_name, args, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"\n"
"static double\n"
"S_call_pymeth_f64(PyObject *self, const char *meth_name, PyObject *args,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" PyErr_Clear();\n"
" double result = PyFloat_AsDouble(py_result);\n"
" if (PyErr_Occurred()) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func,\n"
" \"Converting result of '%s' to double failed\",\n"
" meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" Py_DECREF(py_result);\n"
" return result;\n"
"}\n"
"\n"
"#define CALL_PYMETH_INT64_T(self, meth_name, args) \\\n"
" S_call_pymeth_i64(self, meth_name, args, INT64_MAX, INT64_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"#define CALL_PYMETH_INT32_T(self, meth_name, args) \\\n"
" ((int32_t)S_call_pymeth_i64(self, meth_name, args, INT32_MAX, INT32_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_INT16_T(self, meth_name, args) \\\n"
" ((int16_t)S_call_pymeth_i64(self, meth_name, args, INT16_MAX, INT16_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_INT8_T(self, meth_name, args) \\\n"
" ((int8_t)S_call_pymeth_i64(self, meth_name, args, INT8_MAX, INT8_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_CHAR(self, meth_name, args) \\\n"
" ((char)S_call_pymeth_i64(self, meth_name, args, CHAR_MAX, CHAR_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_SHORT(self, meth_name, args) \\\n"
" ((short)S_call_pymeth_i64(self, meth_name, args, SHRT_MAX, SHRT_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_INT(self, meth_name, args) \\\n"
" ((int16_t)S_call_pymeth_i64(self, meth_name, args, INT_MAX, INT_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_LONG(self, meth_name, args) \\\n"
" ((int16_t)S_call_pymeth_i64(self, meth_name, args, LONG_MAX, LONG_MIN, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"\n"
"static int64_t\n"
"S_call_pymeth_i64(PyObject *self, const char *meth_name, PyObject *args,\n"
" int64_t max, int64_t min,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" PyErr_Clear();\n"
" int64_t result = PyLong_AsLongLong(py_result);\n"
" if (PyErr_Occurred() || result > max || result < min) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func,\n"
" \"Converting result of '%s' to int64_t failed\",\n"
" meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" Py_DECREF(py_result);\n"
" return result;\n"
"}\n"
"\n"
"#define CALL_PYMETH_UINT64_T(self, meth_name, args) \\\n"
" S_call_pymeth_u64(self, meth_name, args, UINT64_MAX, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"#define CALL_PYMETH_UINT32_T(self, meth_name, args) \\\n"
" ((uint32_t)S_call_pymeth_u64(self, meth_name, args, UINT32_MAX, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_UINT16_T(self, meth_name, args) \\\n"
" ((uint32_t)S_call_pymeth_u64(self, meth_name, args, UINT16_MAX, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_UINT8_T(self, meth_name, args) \\\n"
" ((uint32_t)S_call_pymeth_u64(self, meth_name, args, UINT8_MAX, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO))\n"
"#define CALL_PYMETH_SIZE_T(self, meth_name, args) \\\n"
" S_call_pymeth_u64(self, meth_name, args, SIZE_MAX, \\\n"
" __FILE__, __LINE__, CFISH_ERR_FUNC_MACRO)\n"
"\n"
"static uint64_t\n"
"S_call_pymeth_u64(PyObject *self, const char *meth_name, PyObject *args,\n"
" uint64_t max,\n"
" const char *file, int line, const char *func) {\n"
" PyObject *py_result\n"
" = S_call_pymeth(self, meth_name, args, file, line, func);\n"
" PyErr_Clear();\n"
" uint64_t result = PyLong_AsUnsignedLongLong(py_result);\n"
" if (PyErr_Occurred()) {\n"
" cfish_String *mess\n"
" = cfish_Err_make_mess(file, line, func,\n"
" \"Converting result of '%s' to uint64_t failed\",\n"
" meth_name);\n"
" CFBind_reraise_pyerr(CFISH_ERR, mess);\n"
" }\n"
" Py_DECREF(py_result);\n"
" return result;\n"
"}\n"
;
static const char pattern[] =
"%s\n"
"\n"
"%s"
;
char *content = CFCUtil_sprintf(pattern, helpers, callbacks);
FREEMEM(callbacks);
return content;
}
static void
S_run_include_tests(CFCTest *test) {
{
CFCHierarchy *hierarchy = CFCHierarchy_new(T_CFDEST);
CFCHierarchy_add_source_dir(hierarchy, T_CFEXT);
CFCHierarchy_add_include_dir(hierarchy, T_CFBASE);
const char **include_dirs = CFCHierarchy_get_include_dirs(hierarchy);
STR_EQ(test, include_dirs[0], T_CFBASE, "include_dirs[0]");
OK(test, include_dirs[1] == NULL, "include_dirs[1]");
CFCHierarchy_build(hierarchy);
CFCClass **classes = CFCHierarchy_ordered_classes(hierarchy);
CFCClass *rottweiler = NULL;;
int num_classes;
int num_source_classes = 0;
for (num_classes = 0; classes[num_classes]; ++num_classes) {
CFCClass *klass = classes[num_classes];
int expect_included = 1;
const char *class_name = CFCClass_get_name(klass);
if (strcmp(class_name, "Animal::Rottweiler") == 0) {
rottweiler = klass;
expect_included = 0;
++num_source_classes;
}
INT_EQ(test, CFCClass_included(klass), expect_included,
"included");
}
INT_EQ(test, num_classes, 5, "class count");
INT_EQ(test, num_source_classes, 1, "source class count");
STR_EQ(test, CFCClass_get_name(CFCClass_get_parent(rottweiler)),
"Animal::Dog", "parent of included class");
FREEMEM(classes);
CFCBase_decref((CFCBase*)hierarchy);
CFCClass_clear_registry();
CFCParcel_reap_singletons();
}
{
CFCHierarchy *hierarchy = CFCHierarchy_new(T_CFDEST);
CFCHierarchy_add_source_dir(hierarchy, T_CFBASE);
CFCHierarchy_add_source_dir(hierarchy, T_CFEXT);
CFCHierarchy_build(hierarchy);
CFCClass **classes = CFCHierarchy_ordered_classes(hierarchy);
CFCClass *rottweiler = NULL;;
int num_classes;
for (num_classes = 0; classes[num_classes]; ++num_classes) {
CFCClass *klass = classes[num_classes];
const char *class_name = CFCClass_get_name(klass);
if (strcmp(class_name, "Animal::Rottweiler") == 0) {
rottweiler = klass;
}
OK(test, !CFCClass_included(klass), "not included");
}
INT_EQ(test, num_classes, 5, "class count");
OK(test, rottweiler != NULL, "found rottweiler");
STR_EQ(test, CFCClass_get_name(CFCClass_get_parent(rottweiler)),
"Animal::Dog", "parent of class from second source");
FREEMEM(classes);
CFCBase_decref((CFCBase*)hierarchy);
CFCClass_clear_registry();
CFCParcel_reap_singletons();
}
{
CFCHierarchy *hierarchy = CFCHierarchy_new(T_CFDEST);
CFCHierarchy_add_include_dir(hierarchy, T_CFBASE);
CFCHierarchy_add_include_dir(hierarchy, T_CFEXT);
CFCHierarchy_add_prereq(hierarchy, "AnimalExtension");
CFCHierarchy_build(hierarchy);
CFCParcel *animal = CFCParcel_fetch("Animal");
OK(test, animal != NULL, "parcel Animal registered");
OK(test, CFCParcel_required(animal), "parcel Animal required");
CFCParcel *animal_ext = CFCParcel_fetch("AnimalExtension");
OK(test, animal_ext != NULL, "parcel AnimalExtension registered");
OK(test, CFCParcel_required(animal_ext),
"parcel AnimalExtension required");
CFCClass **classes = CFCHierarchy_ordered_classes(hierarchy);
int num_classes = 0;
while (classes[num_classes]) {
++num_classes;
}
INT_EQ(test, num_classes, 5, "class count");
FREEMEM(classes);
CFCBase_decref((CFCBase*)hierarchy);
CFCClass_clear_registry();
CFCParcel_reap_singletons();
}
rmdir(T_CFDEST_INCLUDE);
rmdir(T_CFDEST_SOURCE);
rmdir(T_CFDEST);
}
static char*
S_convert_link(cmark_node *link, CFCClass *doc_class, int header_level) {
cmark_node *child = cmark_node_first_child(link);
const char *uri = cmark_node_get_url(link);
char *text = S_nodes_to_pod(child, doc_class, header_level);
char *retval;
if (!CFCUri_is_clownfish_uri(uri)) {
retval = S_pod_link(text, uri);
FREEMEM(text);
return retval;
}
char *new_uri = NULL;
char *new_text = NULL;
CFCUri *uri_obj = CFCUri_new(uri, doc_class);
CFCUriType type = CFCUri_get_type(uri_obj);
switch (type) {
case CFC_URI_ERROR: {
const char *error = CFCUri_get_error(uri_obj);
new_text = CFCUtil_sprintf("[%s]", error);
break;
}
case CFC_URI_NULL:
// Change all instances of NULL to 'undef'
new_text = CFCUtil_strdup("undef");
break;
case CFC_URI_CLASS: {
CFCClass *klass = CFCUri_get_class(uri_obj);
if (klass != doc_class) {
const char *class_name = CFCClass_get_name(klass);
new_uri = CFCUtil_strdup(class_name);
}
if (text[0] == '\0') {
const char *src = CFCClass_included(klass)
? CFCClass_get_name(klass)
: CFCClass_get_struct_sym(klass);
new_text = CFCUtil_strdup(src);
}
break;
}
case CFC_URI_FUNCTION:
case CFC_URI_METHOD: {
CFCClass *klass = CFCUri_get_class(uri_obj);
const char *name = CFCUri_get_callable_name(uri_obj);
// Convert "Err_get_error" to "Clownfish->error".
if (strcmp(CFCClass_full_struct_sym(klass), "cfish_Err") == 0
&& strcmp(name, "get_error") == 0
) {
new_text = CFCUtil_strdup("Clownfish->error");
break;
}
char *perl_name = CFCUtil_strdup(name);
for (size_t i = 0; perl_name[i] != '\0'; ++i) {
perl_name[i] = CFCUtil_tolower(perl_name[i]);
}
// The Perl POD only contains sections for novel methods. Link
// to the class where the method is declared first.
if (type == CFC_URI_METHOD) {
CFCClass *parent = CFCClass_get_parent(klass);
while (parent && CFCClass_method(parent, name)) {
klass = parent;
parent = CFCClass_get_parent(klass);
}
}
if (klass == doc_class) {
new_uri = CFCUtil_sprintf("/%s", perl_name);
}
else {
const char *class_name = CFCClass_get_name(klass);
new_uri = CFCUtil_sprintf("%s/%s", class_name, perl_name);
}
if (text[0] == '\0') {
new_text = CFCUtil_sprintf("%s()", perl_name);
}
FREEMEM(perl_name);
break;
}
case CFC_URI_DOCUMENT: {
CFCDocument *doc = CFCUri_get_document(uri_obj);
const char *path_part = CFCDocument_get_path_part(doc);
new_uri = CFCUtil_global_replace(path_part, CHY_DIR_SEP, "::");
if (text[0] == '\0') {
const char *name = CFCDocument_get_name(doc);
new_text = CFCUtil_strdup(name);
}
break;
}
}
if (new_text) {
FREEMEM(text);
text = new_text;
}
if (new_uri) {
retval = S_pod_link(text, new_uri);
FREEMEM(new_uri);
FREEMEM(text);
}
else {
retval = text;
}
CFCBase_decref((CFCBase*)uri_obj);
return retval;
}
void
CFCPerl_write_bindings(CFCPerl *self) {
CFCClass **ordered = CFCHierarchy_ordered_classes(self->hierarchy);
CFCPerlClass **registry = CFCPerlClass_registry();
char *hand_rolled_xs = CFCUtil_strdup("");
char *generated_xs = CFCUtil_strdup("");
char *xs_init = CFCUtil_strdup("");
// Pound-includes for generated headers.
for (size_t i = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
// TODO: Don't include headers for parcels the source parcels don't
// depend on.
const char *include_h = CFCClass_include_h(klass);
generated_xs = CFCUtil_cat(generated_xs, "#include \"", include_h,
"\"\n", NULL);
}
generated_xs = CFCUtil_cat(generated_xs, "\n", NULL);
for (size_t i = 0; ordered[i] != NULL; i++) {
CFCClass *klass = ordered[i];
if (CFCClass_included(klass)) { continue; }
// 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]);
generated_xs = CFCUtil_cat(generated_xs, xsub_def, "\n",
NULL);
FREEMEM(xsub_def);
// Add XSUB initialization at boot.
xs_init = S_add_xs_init(xs_init, xsub);
}
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]);
generated_xs = CFCUtil_cat(generated_xs, xsub_def, "\n",
NULL);
FREEMEM(xsub_def);
// Add XSUB initialization at boot.
xs_init = S_add_xs_init(xs_init, xsub);
}
FREEMEM(methods);
}
// Hand-rolled XS.
for (size_t i = 0; registry[i] != NULL; i++) {
const char *xs = CFCPerlClass_get_xs_code(registry[i]);
hand_rolled_xs = CFCUtil_cat(hand_rolled_xs, xs, "\n", NULL);
}
// Write out if there have been any changes.
char *xs_file_contents
= S_xs_file_contents(self, generated_xs, xs_init, hand_rolled_xs);
CFCUtil_write_if_changed(self->xs_path, xs_file_contents,
strlen(xs_file_contents));
FREEMEM(xs_file_contents);
FREEMEM(hand_rolled_xs);
FREEMEM(xs_init);
FREEMEM(generated_xs);
FREEMEM(ordered);
}
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);
}
static char*
S_virtual_method_def(CFCMethod *method, CFCClass *klass) {
CFCParamList *param_list = CFCMethod_get_param_list(method);
const char *invoker_struct = CFCClass_full_struct_sym(klass);
const char *common_struct
= CFCType_get_specifier(CFCMethod_self_type(method));
const char *visibility = CFCClass_included(klass)
? "CHY_IMPORT" : "CHY_EXPORT";
size_t meth_sym_size = CFCMethod_full_method_sym(method, klass, NULL, 0);
char *full_meth_sym = (char*)MALLOCATE(meth_sym_size);
CFCMethod_full_method_sym(method, klass, full_meth_sym, meth_sym_size);
size_t offset_sym_size = CFCMethod_full_offset_sym(method, klass, NULL, 0);
char *full_offset_sym = (char*)MALLOCATE(offset_sym_size);
CFCMethod_full_offset_sym(method, klass, full_offset_sym, offset_sym_size);
size_t full_typedef_size = CFCMethod_full_typedef(method, klass, NULL, 0);
char *full_typedef = (char*)MALLOCATE(full_typedef_size);
CFCMethod_full_typedef(method, klass, full_typedef, full_typedef_size);
// Prepare parameter lists, minus invoker. The invoker gets forced to
// "self" later.
const char *arg_names_minus_invoker = CFCParamList_name_list(param_list);
const char *params_minus_invoker = CFCParamList_to_c(param_list);
while (*arg_names_minus_invoker && *arg_names_minus_invoker != ',') {
arg_names_minus_invoker++;
}
while (*params_minus_invoker && *params_minus_invoker != ',') {
params_minus_invoker++;
}
// Prepare a return statement... or not.
CFCType *return_type = CFCMethod_get_return_type(method);
const char *ret_type_str = CFCType_to_c(return_type);
const char *maybe_return = CFCType_is_void(return_type) ? "" : "return ";
const char pattern[] =
"extern %s size_t %s;\n"
"static CHY_INLINE %s\n"
"%s(const %s *self%s) {\n"
" char *const method_address = *(char**)self + %s;\n"
" const %s method = *((%s*)method_address);\n"
" %smethod((%s*)self%s);\n"
"}\n";
size_t size = sizeof(pattern)
+ strlen(visibility)
+ strlen(full_offset_sym)
+ strlen(ret_type_str)
+ strlen(full_meth_sym)
+ strlen(invoker_struct)
+ strlen(params_minus_invoker)
+ strlen(full_offset_sym)
+ strlen(full_typedef)
+ strlen(full_typedef)
+ strlen(maybe_return)
+ strlen(common_struct)
+ strlen(arg_names_minus_invoker)
+ 40;
char *method_def = (char*)MALLOCATE(size);
sprintf(method_def, pattern, visibility, full_offset_sym, ret_type_str,
full_meth_sym, invoker_struct, params_minus_invoker,
full_offset_sym, full_typedef, full_typedef, maybe_return,
common_struct, arg_names_minus_invoker);
FREEMEM(full_offset_sym);
FREEMEM(full_meth_sym);
FREEMEM(full_typedef);
return method_def;
}
CFCClass*
CFCClass_do_create(CFCClass *self, struct CFCParcel *parcel,
const char *exposure, const char *name,
const char *nickname, CFCDocuComment *docucomment,
CFCFileSpec *file_spec, const char *parent_class_name,
int is_final, int is_inert, int is_abstract) {
CFCUTIL_NULL_CHECK(parcel);
CFCUTIL_NULL_CHECK(name);
exposure = exposure ? exposure : "parcel";
// Validate.
if (!S_validate_exposure(exposure)) {
CFCBase_decref((CFCBase*)self);
CFCUtil_die("Invalid exposure: '%s'", exposure);
}
if (!CFCClass_validate_class_name(name)) {
CFCBase_decref((CFCBase*)self);
CFCUtil_die("Invalid name: '%s'", name);
}
const char *last_colon = strrchr(name, ':');
const char *struct_sym = last_colon ? last_colon + 1 : name;
// Derive nickname if necessary, then validate.
const char *real_nickname = NULL;
if (nickname) {
real_nickname = nickname;
}
else {
real_nickname = struct_sym;
}
if (!S_validate_nickname(real_nickname)) {
CFCBase_decref((CFCBase*)self);
CFCUtil_die("Invalid nickname: '%s'", real_nickname);
}
// Default parent class name is "Clownfish::Obj".
if (!is_inert
&& !parent_class_name
&& strcmp(name, "Clownfish::Obj") != 0
) {
parent_class_name = "Clownfish::Obj";
}
// Assign.
self->parcel = (CFCParcel*)CFCBase_incref((CFCBase*)parcel);
self->exposure = CFCUtil_strdup(exposure);
self->name = CFCUtil_strdup(name);
self->nickname = CFCUtil_strdup(real_nickname);
self->tree_grown = false;
self->parent = NULL;
self->children = (CFCClass**)CALLOCATE(1, sizeof(CFCClass*));
self->num_kids = 0;
self->functions = (CFCFunction**)CALLOCATE(1, sizeof(CFCFunction*));
self->num_functions = 0;
self->fresh_methods = (CFCMethod**)CALLOCATE(1, sizeof(CFCMethod*));
self->num_fresh_meths = 0;
self->methods = NULL;
self->num_methods = 0;
self->fresh_vars = (CFCVariable**)CALLOCATE(1, sizeof(CFCVariable*));
self->num_fresh_vars = 0;
self->member_vars = NULL;
self->num_member_vars = 0;
self->inert_vars = (CFCVariable**)CALLOCATE(1, sizeof(CFCVariable*));
self->num_inert_vars = 0;
self->parent_class_name = CFCUtil_strdup(parent_class_name);
self->docucomment
= (CFCDocuComment*)CFCBase_incref((CFCBase*)docucomment);
self->file_spec = (CFCFileSpec*)CFCBase_incref((CFCBase*)file_spec);
// Cache several derived symbols.
const char *prefix = CFCClass_get_prefix(self);
self->struct_sym = CFCUtil_strdup(struct_sym);
self->full_struct_sym = CFCUtil_sprintf("%s%s", prefix, struct_sym);
self->ivars_struct = CFCUtil_sprintf("%sIVARS", struct_sym);
self->full_ivars_struct = CFCUtil_sprintf("%s%s", prefix,
self->ivars_struct);
self->ivars_func = CFCUtil_sprintf("%s_IVARS", self->nickname);
self->full_ivars_func = CFCUtil_sprintf("%s%s", prefix,
self->ivars_func);
self->full_ivars_offset = CFCUtil_sprintf("%s_OFFSET",
self->full_ivars_func);
const char *PREFIX = CFCClass_get_PREFIX(self);
size_t struct_sym_len = strlen(struct_sym);
char *short_class_var = (char*)MALLOCATE(struct_sym_len + 1);
size_t i;
for (i = 0; i < struct_sym_len; i++) {
short_class_var[i] = toupper(struct_sym[i]);
}
short_class_var[struct_sym_len] = '\0';
self->short_class_var = short_class_var;
self->full_class_var = CFCUtil_sprintf("%s%s", PREFIX, short_class_var);
self->privacy_symbol = CFCUtil_sprintf("C_%s", self->full_class_var);
// Build the relative path to the autogenerated C header file.
if (file_spec) {
const char *path_part = CFCFileSpec_get_path_part(self->file_spec);
self->include_h = CFCUtil_sprintf("%s.h", path_part);
}
else {
self->include_h = CFCUtil_strdup("class.h");
}
self->is_final = !!is_final;
self->is_inert = !!is_inert;
self->is_abstract = !!is_abstract;
// Check for include flag mismatch.
if (!CFCClass_included(self) && CFCParcel_included(parcel)) {
CFCUtil_die("Class %s from source dir found in parcel %s from"
" include dir",
name, CFCParcel_get_name(parcel));
}
// Skip class if it's from an include dir and the parcel was already
// processed in another source or include dir.
const char *class_source_dir = CFCClass_get_source_dir(self);
const char *parcel_source_dir = CFCParcel_get_source_dir(parcel);
if (!CFCClass_included(self)
|| !class_source_dir
|| !parcel_source_dir
|| strcmp(class_source_dir, parcel_source_dir) == 0
) {
char *error;
CFCUTIL_TRY {
// Store in registry.
S_register(self);
}
CFCUTIL_CATCH(error);
if (error) {
CFCBase_decref((CFCBase*)self);
CFCUtil_rethrow(error);
}
CFCParcel_add_struct_sym(parcel, self->struct_sym);
}
