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lua-llthreads
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Update pre-generated bindings.

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master
Robert G. Jakabosky 14 years ago
parent c95f133003
commit dee5a6fabc
1 changed files with 302 additions and 76 deletions
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374
src/pre_generated-llthreads.nobj.c
Unescape Escape View File

@ -10,13 +10,14 @@
#include "lauxlib.h"
#include "lualib.h"
#define REG_PACKAGE_IS_CONSTRUCTOR 0
#define REG_MODULES_AS_GLOBALS 0
#define REG_OBJECTS_AS_GLOBALS 0
#define OBJ_DATA_HIDDEN_METATABLE 1
#define LUAJIT_FFI 0
#define USE_FIELD_GET_SET_METHODS 0
#define LUAJIT_FFI 0
@ -95,19 +96,26 @@ typedef int bool;
#define assert_obj_type(type, obj)
#endif
#ifndef obj_type_free
void *nobj_realloc(void *ptr, size_t osize, size_t nsize);
void *nobj_realloc(void *ptr, size_t osize, size_t nsize) {
(void)osize;
if(0 == nsize) {
free(ptr);
return NULL;
}
return realloc(ptr, nsize);
}
#define obj_type_free(type, obj) do { \
assert_obj_type(type, obj); \
free((obj)); \
nobj_realloc((obj), sizeof(type), 0); \
} while(0)
#endif
#ifndef obj_type_new
#define obj_type_new(type, obj) do { \
assert_obj_type(type, obj); \
(obj) = malloc(sizeof(type)); \
(obj) = nobj_realloc(NULL, 0, sizeof(type)); \
} while(0)
#endif
typedef struct obj_type obj_type;
@ -165,15 +173,22 @@ typedef struct obj_field {
uint32_t flags; /**< is_writable:1bit */
} obj_field;
typedef enum {
REG_OBJECT,
REG_PACKAGE,
REG_META,
} module_reg_type;
typedef struct reg_sub_module {
obj_type *type;
int is_package;
module_reg_type req_type;
const luaL_reg *pub_funcs;
const luaL_reg *methods;
const luaL_reg *metas;
const obj_base *bases;
const obj_field *fields;
const obj_const *constants;
int bidirectional_consts;
} reg_sub_module;
#define OBJ_UDATA_FLAG_OWN (1<<0)
@ -185,18 +200,26 @@ typedef struct obj_udata {
} obj_udata;
/* use static pointer as key to weak userdata table. */
static char *obj_udata_weak_ref_key = "obj_udata_weak_ref_key";
static char obj_udata_weak_ref_key[] = "obj_udata_weak_ref_key";
/* use static pointer as key to module's private table. */
static char obj_udata_private_key[] = "obj_udata_private_key";
#if LUAJIT_FFI
typedef int (*ffi_export_func_t)(void);
typedef struct ffi_export_symbol {
const char *name;
void *sym;
union {
void *data;
ffi_export_func_t func;
} sym;
} ffi_export_symbol;
#endif
static obj_type obj_types[] = {
#define obj_type_id_Lua_LLThread 0
#define obj_type_Lua_LLThread (obj_types[obj_type_id_Lua_LLThread])
@ -205,10 +228,101 @@ static obj_type obj_types[] = {
};
#if LUAJIT_FFI
/* nobj_ffi_support_enabled_hint should be set to 1 when FFI support is enabled in at-least one
* instance of a LuaJIT state. It should never be set back to 0. */
static int nobj_ffi_support_enabled_hint = 0;
static const char nobj_ffi_support_key[] = "LuaNativeObject_FFI_SUPPORT";
static const char nobj_check_ffi_support_code[] =
"local stat, ffi=pcall(require,\"ffi\")\n" /* try loading LuaJIT`s FFI module. */
"if not stat then return false end\n"
"return true\n";
static int nobj_check_ffi_support(lua_State *L) {
int rc;
int err;
/* check if ffi test has already been done. */
lua_pushstring(L, nobj_ffi_support_key);
lua_rawget(L, LUA_REGISTRYINDEX);
if(!lua_isnil(L, -1)) {
rc = lua_toboolean(L, -1);
lua_pop(L, 1);
return rc; /* return results of previous check. */
}
lua_pop(L, 1); /* pop nil. */
err = luaL_loadbuffer(L, nobj_check_ffi_support_code,
sizeof(nobj_check_ffi_support_code) - 1, nobj_ffi_support_key);
if(0 == err) {
err = lua_pcall(L, 0, 1, 0);
}
if(err) {
const char *msg = "<err not a string>";
if(lua_isstring(L, -1)) {
msg = lua_tostring(L, -1);
}
printf("Error when checking for FFI-support: %s\n", msg);
lua_pop(L, 1); /* pop error message. */
return 0;
}
/* check results of test. */
rc = lua_toboolean(L, -1);
lua_pop(L, 1); /* pop results. */
/* cache results. */
lua_pushstring(L, nobj_ffi_support_key);
lua_pushboolean(L, rc);
lua_rawset(L, LUA_REGISTRYINDEX);
/* turn-on hint that there is FFI code enabled. */
if(rc) {
nobj_ffi_support_enabled_hint = 1;
}
return rc;
}
static int nobj_try_loading_ffi(lua_State *L, const char *ffi_mod_name,
const char *ffi_init_code, const ffi_export_symbol *ffi_exports, int priv_table)
{
int err;
/* export symbols to priv_table. */
while(ffi_exports->name != NULL) {
lua_pushstring(L, ffi_exports->name);
lua_pushlightuserdata(L, ffi_exports->sym.data);
lua_settable(L, priv_table);
ffi_exports++;
}
err = luaL_loadbuffer(L, ffi_init_code, strlen(ffi_init_code), ffi_mod_name);
if(0 == err) {
lua_pushvalue(L, -2); /* dup C module's table. */
lua_pushvalue(L, priv_table); /* move priv_table to top of stack. */
lua_remove(L, priv_table);
lua_pushvalue(L, LUA_REGISTRYINDEX);
err = lua_pcall(L, 3, 0, 0);
}
if(err) {
const char *msg = "<err not a string>";
if(lua_isstring(L, -1)) {
msg = lua_tostring(L, -1);
}
printf("Failed to install FFI-based bindings: %s\n", msg);
lua_pop(L, 1); /* pop error message. */
}
return err;
}
#endif
#ifndef REG_PACKAGE_IS_CONSTRUCTOR
#define REG_PACKAGE_IS_CONSTRUCTOR 1
#endif
#ifndef REG_MODULES_AS_GLOBALS
#define REG_MODULES_AS_GLOBALS 0
#endif
#ifndef REG_OBJECTS_AS_GLOBALS
#define REG_OBJECTS_AS_GLOBALS 0
#endif
@ -296,6 +410,25 @@ static FUNC_UNUSED obj_udata *obj_udata_luacheck_internal(lua_State *L, int _ind
return ud;
}
}
} else {
/* handle cdata. */
/* get private table. */
lua_pushlightuserdata(L, obj_udata_private_key);
lua_rawget(L, LUA_REGISTRYINDEX); /* private table. */
/* get cdata type check function from private table. */
lua_pushlightuserdata(L, type);
lua_rawget(L, -2);
/* pass cdata value to type checking function. */
lua_pushvalue(L, _index);
lua_call(L, 1, 1);
if(!lua_isnil(L, -1)) {
/* valid type get pointer from cdata. */
lua_pop(L, 2);
*obj = *(void **)lua_topointer(L, _index);
return ud;
}
lua_pop(L, 2);
}
if(not_delete) {
luaL_typerror(L, _index, type->name); /* is not a userdata value. */
@ -309,6 +442,15 @@ static FUNC_UNUSED void *obj_udata_luacheck(lua_State *L, int _index, obj_type *
return obj;
}
static FUNC_UNUSED void *obj_udata_luaoptional(lua_State *L, int _index, obj_type *type) {
void *obj = NULL;
if(lua_isnil(L, _index)) {
return obj;
}
obj_udata_luacheck_internal(L, _index, &(obj), type, 1);
return obj;
}
static FUNC_UNUSED void *obj_udata_luadelete(lua_State *L, int _index, obj_type *type, int *flags) {
void *obj;
obj_udata *ud = obj_udata_luacheck_internal(L, _index, &(obj), type, 0);
@ -327,6 +469,17 @@ static FUNC_UNUSED void obj_udata_luapush(lua_State *L, void *obj, obj_type *typ
lua_pushnil(L);
return;
}
#if LUAJIT_FFI
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
if(nobj_ffi_support_enabled_hint && lua_isfunction(L, -1)) {
/* call special FFI "void *" to FFI object convertion function. */
lua_pushlightuserdata(L, obj);
lua_pushinteger(L, flags);
lua_call(L, 2, 1);
return;
}
#endif
/* check for type caster. */
if(type->dcaster) {
(type->dcaster)(&obj, &type);
@ -336,8 +489,12 @@ static FUNC_UNUSED void obj_udata_luapush(lua_State *L, void *obj, obj_type *typ
ud->obj = obj;
ud->flags = flags;
/* get obj_type metatable. */
#if LUAJIT_FFI
lua_insert(L, -2); /* move userdata below metatable. */
#else
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
#endif
lua_setmetatable(L, -2);
}
@ -383,6 +540,18 @@ static FUNC_UNUSED void obj_udata_luapush_weak(lua_State *L, void *obj, obj_type
}
lua_pop(L, 1); /* pop nil. */
#if LUAJIT_FFI
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
if(nobj_ffi_support_enabled_hint && lua_isfunction(L, -1)) {
lua_remove(L, -2);
/* call special FFI "void *" to FFI object convertion function. */
lua_pushlightuserdata(L, obj);
lua_pushinteger(L, flags);
lua_call(L, 2, 1);
return;
}
#endif
/* create new userdata. */
ud = (obj_udata *)lua_newuserdata(L, sizeof(obj_udata));
@ -390,8 +559,12 @@ static FUNC_UNUSED void obj_udata_luapush_weak(lua_State *L, void *obj, obj_type
ud->obj = obj;
ud->flags = flags;
/* get obj_type metatable. */
#if LUAJIT_FFI
lua_insert(L, -2); /* move userdata below metatable. */
#else
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
#endif
lua_setmetatable(L, -2);
/* add weak reference to object. */
@ -455,15 +628,39 @@ static FUNC_UNUSED void * obj_simple_udata_luacheck(lua_State *L, int _index, ob
return ud;
}
}
} else {
/* handle cdata. */
/* get private table. */
lua_pushlightuserdata(L, obj_udata_private_key);
lua_rawget(L, LUA_REGISTRYINDEX); /* private table. */
/* get cdata type check function from private table. */
lua_pushlightuserdata(L, type);
lua_rawget(L, -2);
/* pass cdata value to type checking function. */
lua_pushvalue(L, _index);
lua_call(L, 1, 1);
if(!lua_isnil(L, -1)) {
/* valid type get pointer from cdata. */
lua_pop(L, 2);
return (void *)lua_topointer(L, _index);
}
lua_pop(L, 2);
}
luaL_typerror(L, _index, type->name); /* is not a userdata value. */
return NULL;
}
static FUNC_UNUSED void * obj_simple_udata_luadelete(lua_State *L, int _index, obj_type *type, int *flags) {
static FUNC_UNUSED void * obj_simple_udata_luaoptional(lua_State *L, int _index, obj_type *type) {
if(lua_isnil(L, _index)) {
return NULL;
}
return obj_simple_udata_luacheck(L, _index, type);
}
static FUNC_UNUSED void * obj_simple_udata_luadelete(lua_State *L, int _index, obj_type *type) {
void *obj;
obj = obj_simple_udata_luacheck(L, _index, type);
*flags = OBJ_UDATA_FLAG_OWN;
/* clear the metatable to invalidate userdata. */
lua_pushnil(L);
lua_setmetatable(L, _index);
@ -472,12 +669,26 @@ static FUNC_UNUSED void * obj_simple_udata_luadelete(lua_State *L, int _index, o
static FUNC_UNUSED void *obj_simple_udata_luapush(lua_State *L, void *obj, int size, obj_type *type)
{
#if LUAJIT_FFI
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
if(nobj_ffi_support_enabled_hint && lua_isfunction(L, -1)) {
/* call special FFI "void *" to FFI object convertion function. */
lua_pushlightuserdata(L, obj);
lua_call(L, 1, 1);
return obj;
}
#endif
/* create new userdata. */
void *ud = lua_newuserdata(L, size);
memcpy(ud, obj, size);
/* get obj_type metatable. */
#if LUAJIT_FFI
lua_insert(L, -2); /* move userdata below metatable. */
#else
lua_pushlightuserdata(L, type);
lua_rawget(L, LUA_REGISTRYINDEX); /* type's metatable. */
#endif
lua_setmetatable(L, -2);
return ud;
@ -526,7 +737,8 @@ static int obj_constructor_call_wrapper(lua_State *L) {
return lua_gettop(L);
}
static void obj_type_register_constants(lua_State *L, const obj_const *constants, int tab_idx) {
static void obj_type_register_constants(lua_State *L, const obj_const *constants, int tab_idx,
int bidirectional) {
/* register constants. */
while(constants->name != NULL) {
lua_pushstring(L, constants->name);
@ -544,6 +756,22 @@ static void obj_type_register_constants(lua_State *L, const obj_const *constants
lua_pushnil(L);
break;
}
/* map values back to keys. */
if(bidirectional) {
/* check if value already exists. */
lua_pushvalue(L, -1);
lua_rawget(L, tab_idx - 3);
if(lua_isnil(L, -1)) {
lua_pop(L, 1);
/* add value->key mapping. */
lua_pushvalue(L, -1);
lua_pushvalue(L, -3);
lua_rawset(L, tab_idx - 4);
} else {
/* value already exists. */
lua_pop(L, 1);
}
}
lua_rawset(L, tab_idx - 2);
constants++;
}
@ -558,20 +786,48 @@ static void obj_type_register_package(lua_State *L, const reg_sub_module *type_r
luaL_register(L, NULL, reg_list);
}
obj_type_register_constants(L, type_reg->constants, -1);
obj_type_register_constants(L, type_reg->constants, -1, type_reg->bidirectional_consts);
lua_pop(L, 1); /* drop package table */
}
static void obj_type_register_meta(lua_State *L, const reg_sub_module *type_reg) {
const luaL_reg *reg_list;
/* create public functions table. */
reg_list = type_reg->pub_funcs;
if(reg_list != NULL && reg_list[0].name != NULL) {
/* register functions */
luaL_register(L, NULL, reg_list);
}
obj_type_register_constants(L, type_reg->constants, -1, type_reg->bidirectional_consts);
/* register methods. */
luaL_register(L, NULL, type_reg->methods);
/* create metatable table. */
lua_newtable(L);
luaL_register(L, NULL, type_reg->metas); /* fill metatable */
/* setmetatable on meta-object. */
lua_setmetatable(L, -2);
lua_pop(L, 1); /* drop meta-object */
}
static void obj_type_register(lua_State *L, const reg_sub_module *type_reg, int priv_table) {
const luaL_reg *reg_list;
obj_type *type = type_reg->type;
const obj_base *base = type_reg->bases;
if(type_reg->is_package == 1) {
if(type_reg->req_type == REG_PACKAGE) {
obj_type_register_package(L, type_reg);
return;
}
if(type_reg->req_type == REG_META) {
obj_type_register_meta(L, type_reg);
return;
}
/* create public functions table. */
reg_list = type_reg->pub_funcs;
@ -620,14 +876,10 @@ static void obj_type_register(lua_State *L, const reg_sub_module *type_reg, int
lua_pushvalue(L, -2); /* dup metatable. */
lua_rawset(L, LUA_REGISTRYINDEX); /* REGISTRY[type] = metatable */
#if LUAJIT_FFI
/* add metatable to 'priv_table' */
lua_pushstring(L, type->name);
lua_pushvalue(L, -2); /* dup metatable. */
lua_rawset(L, priv_table); /* priv_table["<object_name>"] = metatable */
#else
(void)priv_table;
#endif
luaL_register(L, NULL, type_reg->metas); /* fill metatable */
@ -638,7 +890,7 @@ static void obj_type_register(lua_State *L, const reg_sub_module *type_reg, int
base++;
}
obj_type_register_constants(L, type_reg->constants, -2);
obj_type_register_constants(L, type_reg->constants, -2, type_reg->bidirectional_consts);
lua_pushliteral(L, "__index");
lua_pushvalue(L, -3); /* dup methods table */
@ -658,54 +910,12 @@ static FUNC_UNUSED int lua_checktype_ref(lua_State *L, int _index, int _type) {
return luaL_ref(L, LUA_REGISTRYINDEX);
}
#if LUAJIT_FFI
static int nobj_udata_new_ffi(lua_State *L) {
size_t size = luaL_checkinteger(L, 1);
luaL_checktype(L, 2, LUA_TTABLE);
lua_settop(L, 2);
/* create userdata. */
lua_newuserdata(L, size);
lua_replace(L, 1);
/* set userdata's metatable. */
lua_setmetatable(L, 1);
return 1;
}
static int nobj_try_loading_ffi(lua_State *L, const char *ffi_mod_name,
const char *ffi_init_code, const ffi_export_symbol *ffi_exports, int priv_table)
{
int err;
/* export symbols to priv_table. */
while(ffi_exports->name != NULL) {
lua_pushstring(L, ffi_exports->name);
lua_pushlightuserdata(L, ffi_exports->sym);
lua_settable(L, priv_table);
ffi_exports++;
}
err = luaL_loadbuffer(L, ffi_init_code, strlen(ffi_init_code), ffi_mod_name);
if(0 == err) {
lua_pushvalue(L, -2); /* dup C module's table. */
lua_pushvalue(L, priv_table); /* move priv_table to top of stack. */
lua_remove(L, priv_table);
lua_pushcfunction(L, nobj_udata_new_ffi);
err = lua_pcall(L, 3, 0, 0);
}
if(err) {
const char *msg = "<err not a string>";
if(lua_isstring(L, -1)) {
msg = lua_tostring(L, -1);
}
printf("Failed to install FFI-based bindings: %s\n", msg);
lua_pop(L, 1); /* pop error message. */
}
return err;
}
#endif
#define obj_type_Lua_LLThread_check(L, _index) \
obj_udata_luacheck(L, _index, &(obj_type_Lua_LLThread))
#define obj_type_Lua_LLThread_optional(L, _index) \
obj_udata_luaoptional(L, _index, &(obj_type_Lua_LLThread))
#define obj_type_Lua_LLThread_delete(L, _index, flags) \
obj_udata_luadelete_weak(L, _index, &(obj_type_Lua_LLThread), flags)
#define obj_type_Lua_LLThread_push(L, obj, flags) \
@ -714,8 +924,6 @@ static int nobj_try_loading_ffi(lua_State *L, const char *ffi_mod_name,
/* maximum recursive depth of table copies. */
#define MAX_COPY_DEPTH 30
@ -1106,7 +1314,7 @@ static Lua_LLThread *llthread_create(lua_State *L, const char *code, size_t code
/* method: delete */
/* method: _priv */
static int Lua_LLThread__delete__meth(lua_State *L) {
int this_flags_idx1 = 0;
Lua_LLThread * this_idx1 = obj_type_Lua_LLThread_delete(L,1,&(this_flags_idx1));
@ -1264,14 +1472,21 @@ static const obj_const llthreads_constants[] = {
static const reg_sub_module reg_sub_modules[] = {
{ &(obj_type_Lua_LLThread), 0, obj_Lua_LLThread_pub_funcs, obj_Lua_LLThread_methods, obj_Lua_LLThread_metas, obj_Lua_LLThread_bases, obj_Lua_LLThread_fields, obj_Lua_LLThread_constants},
{NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL}
{ &(obj_type_Lua_LLThread), REG_OBJECT, obj_Lua_LLThread_pub_funcs, obj_Lua_LLThread_methods, obj_Lua_LLThread_metas, obj_Lua_LLThread_bases, obj_Lua_LLThread_fields, obj_Lua_LLThread_constants, 0},
{NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL, 0}
};
#if LUAJIT_FFI
static const ffi_export_symbol llthreads_ffi_export[] = {
{NULL, { .data = NULL } }
};
#endif
static const luaL_Reg submodule_libs[] = {
@ -1304,20 +1519,26 @@ LUA_NOBJ_API int luaopen_llthreads(lua_State *L) {
const luaL_Reg *submodules = submodule_libs;
int priv_table = -1;
#if LUAJIT_FFI
/* private table to hold reference to object metatables. */
lua_newtable(L);
priv_table = lua_gettop(L);
#endif
lua_pushlightuserdata(L, obj_udata_private_key);
lua_pushvalue(L, priv_table);
lua_rawset(L, LUA_REGISTRYINDEX); /* store private table in registry. */
/* create object cache. */
create_object_instance_cache(L);
/* module table. */
#if REG_MODULES_AS_GLOBALS
luaL_register(L, "llthreads", llthreads_function);
#else
lua_newtable(L);
luaL_register(L, NULL, llthreads_function);
#endif
/* register module constants. */
obj_type_register_constants(L, llthreads_constants, -1);
obj_type_register_constants(L, llthreads_constants, -1, 0);
for(; submodules->func != NULL ; submodules++) {
lua_pushcfunction(L, submodules->func);
@ -1338,9 +1559,14 @@ LUA_NOBJ_API int luaopen_llthreads(lua_State *L) {
}
#if LUAJIT_FFI
if(nobj_check_ffi_support(L)) {
nobj_try_loading_ffi(L, "llthreads", llthreads_ffi_lua_code,
llthreads_ffi_export, priv_table);
}
#endif
return 1;
}

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