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|
#ifndef HONEYSUCKLE_H
#define HONEYSUCKLE_H
#include <stdbool.h>
#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
/* variadic macro argument counting */
#ifndef VA_NARGS
#define VA_NARGS(...) VA_NARGS_SHIFT_COUNT(__VA_ARGS__, VA_NARGS_COUNTS)
#define VA_NARGS_COUNTS \
255, 254, 253, 252, 251, 250, 249, 248, \
247, 246, 245, 244, 243, 242, 241, 240, \
239, 238, 237, 236, 235, 234, 233, 232, \
231, 230, 229, 228, 227, 226, 225, 224, \
223, 222, 221, 220, 219, 218, 217, 216, \
215, 214, 213, 212, 211, 210, 209, 208, \
207, 206, 205, 204, 203, 202, 201, 200, \
199, 198, 197, 196, 195, 194, 193, 192, \
191, 190, 189, 188, 187, 186, 185, 184, \
183, 182, 181, 180, 179, 178, 177, 176, \
175, 174, 173, 172, 171, 170, 169, 168, \
167, 166, 165, 164, 163, 162, 161, 160, \
159, 158, 157, 156, 155, 154, 153, 152, \
151, 150, 149, 148, 147, 146, 145, 144, \
143, 142, 141, 140, 139, 138, 137, 136, \
135, 134, 133, 132, 131, 130, 129, 128, \
127, 126, 125, 124, 123, 122, 121, 120, \
119, 118, 117, 116, 115, 114, 113, 112, \
111, 110, 109, 108, 107, 106, 105, 104, \
103, 102, 101, 100, 99, 98, 97, 96, \
95, 94, 93, 92, 91, 90, 89, 88, \
87, 86, 85, 84, 83, 82, 81, 80, \
79, 78, 77, 76, 75, 74, 73, 72, \
71, 70, 69, 68, 67, 66, 65, 64, \
63, 62, 61, 60, 59, 58, 57, 56, \
55, 54, 53, 52, 51, 50, 49, 48, \
47, 46, 45, 44, 43, 42, 41, 40, \
39, 38, 37, 36, 35, 34, 33, 32, \
31, 30, 29, 28, 27, 26, 25, 24, \
23, 22, 21, 20, 19, 18, 17, 16, \
15, 14, 13, 12, 11, 10, 9, 8, \
7, 6, 5, 4, 3, 2, 1, 0
#define VA_NARGS_GET_COUNT( \
_255, _254, _253, _252, _251, _250, _249, _248, \
_247, _246, _245, _244, _243, _242, _241, _240, \
_239, _238, _237, _236, _235, _234, _233, _232, \
_231, _230, _229, _228, _227, _226, _225, _224, \
_223, _222, _221, _220, _219, _218, _217, _216, \
_215, _214, _213, _212, _211, _210, _209, _208, \
_207, _206, _205, _204, _203, _202, _201, _200, \
_199, _198, _197, _196, _195, _194, _193, _192, \
_191, _190, _189, _188, _187, _186, _185, _184, \
_183, _182, _181, _180, _179, _178, _177, _176, \
_175, _174, _173, _172, _171, _170, _169, _168, \
_167, _166, _165, _164, _163, _162, _161, _160, \
_159, _158, _157, _156, _155, _154, _153, _152, \
_151, _150, _149, _148, _147, _146, _145, _144, \
_143, _142, _141, _140, _139, _138, _137, _136, \
_135, _134, _133, _132, _131, _130, _129, _128, \
_127, _126, _125, _124, _123, _122, _121, _120, \
_119, _118, _117, _116, _115, _114, _113, _112, \
_111, _110, _109, _108, _107, _106, _105, _104, \
_103, _102, _101, _100, _99, _98, _97, _96, \
_95, _94, _93, _92, _91, _90, _89, _88, \
_87, _86, _85, _84, _83, _82, _81, _80, \
_79, _78, _77, _76, _75, _74, _73, _72, \
_71, _70, _69, _68, _67, _66, _65, _64, \
_63, _62, _61, _60, _59, _58, _57, _56, \
_55, _54, _53, _52, _51, _50, _49, _48, \
_47, _46, _45, _44, _43, _42, _41, _40, \
_39, _38, _37, _36, _35, _34, _33, _32, \
_31, _30, _29, _28, _27, _26, _25, _24, \
_23, _22, _21, _20, _19, _18, _17, _16, \
_15, _14, _13, _12, _11, _10, _9, _8, \
_7, _6, _5, _4, _3, _2, _1, N, ...) N
#define VA_NARGS_SHIFT_COUNT(...) VA_NARGS_GET_COUNT(__VA_ARGS__)
#endif
/* type constants */
typedef enum
{ HS_BOOL,
HS_INT,
HS_NUM,
HS_STR,
HS_TBL,
HS_FUNC,
HS_CFUNC,
HS_USER,
HS_LIGHT,
HS_NIL,
HS_ANY,
} hs_type;
const char* hs_type_to_string(hs_type type);
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* hs_parse_args and hs_parse_overloaded
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
struct hs_arg {
hs_type type;
union {
bool *boolean;
lua_Integer *integer;
lua_Number *number;
char **string;
int *stack_index;
lua_CFunction *function;
void **userdata;
} ptr;
};
#define hs_bool(x) { .type=HS_BOOL, .ptr.boolean = &(x) }
#define hs_int(x) { .type=HS_INT, .ptr.integer = &(x) }
#define hs_num(x) { .type=HS_NUM, .ptr.number = &(x) }
#define hs_str(x) { .type=HS_STR, .ptr.string = &(x) }
#define hs_tbl(x) { .type=HS_TBL, .ptr.stack_index = &(x) }
#define hs_func(x) { .type=HS_FUNC, .ptr.stack_index = &(x) }
#define hs_cfunc(x) { .type=HS_CFUNC, .ptr.function = &(x) }
#define hs_user(x) { .type=HS_USER, .ptr.userdata = &(x) }
#define hs_light(x) { .type=HS_LIGHT, .ptr.userdata = &(x) }
#define hs_nil(x) { .type=HS_NIL, .ptr.stack_index = &(x) }
#define hs_any(x) { .type=HS_ANY, .ptr.stack_index = &(x) }
void hs_parse_args_(lua_State *L, int n_args, struct hs_arg *arguments);
#define hs_parse_args(L, ...) \
hs_parse_args_(L, \
VA_NARGS(__VA_ARGS__)/2, \
(struct hs_arg[]) { __VA_ARGS__ })
#define hs_overload(...) VA_NARGS(__VA_ARGS__)/2, (struct hs_arg[]) { __VA_ARGS__ }
int hs_parse_overloaded_(lua_State *L, ...);
#define hs_parse_overloaded(L, ...) \
hs_parse_overloaded_(L, __VA_ARGS__, -1)
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* hs_create_table
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
typedef union {
bool boolean;
lua_Integer integer;
lua_Number number;
char *string;
int stack_index;
lua_CFunction function;
void *userdata;
} hs_value;
struct hs_tbl_entry {
hs_type key_type;
hs_value key;
hs_type value_type;
hs_value value;
};
#define hs_bool_bool(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_bool_int(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_bool_num(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_bool_str(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_STR, .value.string=v }
#define hs_bool_tbl(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_bool_func(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_bool_cfunc(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_bool_user(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_bool_light(k, v) \
{ .key_type=HS_BOOL, .key.boolean=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_int_bool(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_int_int(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_int_num(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_int_str(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_STR, .value.string=v }
#define hs_int_tbl(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_int_func(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_int_cfunc(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_int_user(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_int_light(k, v) \
{ .key_type=HS_INT, .key.integer=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_num_bool(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_num_int(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_num_num(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_num_str(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_STR, .value.string=v }
#define hs_num_tbl(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_num_func(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_num_cfunc(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_num_user(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_num_light(k, v) \
{ .key_type=HS_NUM, .key.number=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_str_bool(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_str_int(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_str_num(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_str_str(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_STR, .value.string=v }
#define hs_str_tbl(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_str_func(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_str_cfunc(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_str_user(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_str_light(k, v) \
{ .key_type=HS_STR, .key.string=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_tbl_bool(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_tbl_int(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_tbl_num(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_tbl_str(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_STR, .value.string=v }
#define hs_tbl_tbl(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_tbl_func(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_tbl_cfunc(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_tbl_user(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_tbl_light(k, v) \
{ .key_type=HS_TBL, .key.stack_index=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_func_bool(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_func_int(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_func_num(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_func_str(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_STR, .value.string=v }
#define hs_func_tbl(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_func_func(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_func_cfunc(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_func_user(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_func_light(k, v) \
{ .key_type=HS_FUNC, .key.stack_index=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_cfunc_bool(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_cfunc_int(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_cfunc_num(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_cfunc_str(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_STR, .value.string=v }
#define hs_cfunc_tbl(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_cfunc_func(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_cfunc_cfunc(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_cfunc_user(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_cfunc_light(k, v) \
{ .key_type=HS_CFUNC, .key.function=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_user_bool(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_user_int(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_user_num(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_user_str(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_STR, .value.string=v }
#define hs_user_tbl(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_user_func(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_user_cfunc(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_user_user(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_user_light(k, v) \
{ .key_type=HS_USER, .key.stack_index=k, \
.value_type=HS_LIGHT, .value.userdata=v }
#define hs_light_bool(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_BOOL, .value.boolean=v }
#define hs_light_int(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_INT, .value.integer=v }
#define hs_light_num(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_NUM, .value.number=v }
#define hs_light_str(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_STR, .value.string=v }
#define hs_light_tbl(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_TBL, .value.stack_index=v }
#define hs_light_func(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_FUNC, .value.stack_index=v }
#define hs_light_cfunc(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_CFUNC, .value.function=v }
#define hs_light_user(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_USER, .value.stack_index=v }
#define hs_light_light(k, v) \
{ .key_type=HS_LIGHT, .key.userdata=k, \
.value_type=HS_LIGHT, .value.userdata=v }
int hs_create_table_(lua_State *L, int n_elements, struct hs_tbl_entry *elements);
#define hs_create_table(L, ...) \
hs_create_table_(L, \
VA_NARGS(__VA_ARGS__)/4, \
(struct hs_tbl_entry[]) { __VA_ARGS__ })
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* hs_process_table
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
typedef void (*hs_pt_bool_callback)(bool, void *);
typedef void (*hs_pt_int_callback)(lua_Integer, void *);
typedef void (*hs_pt_num_callback)(lua_Number, void *);
typedef void (*hs_pt_str_callback)(const char *, void *);
// default processors
void hs_pt_set_boolean(bool value, void *data);
void hs_pt_set_integer(lua_Integer value, void *data);
void hs_pt_set_number(lua_Number value, void *data);
void hs_pt_set_string(const char *value, void *data);
struct hs_table_processor {
const char *key;
hs_type type;
union {
hs_pt_bool_callback boolean;
hs_pt_int_callback integer;
hs_pt_num_callback number;
hs_pt_str_callback string;
} func;
void *data;
};
#define hs_process_bool(str, f, d) \
{ .key=(str), .type=HS_BOOL, .func.boolean=(f), .data=(d) }
#define hs_process_int(str, f, d) \
{ .key=(str), .type=HS_INT, .func.integer=(f), .data=(d) }
#define hs_process_num(str, f, d) \
{ .key=(str), .type=HS_NUM, .func.number=(f), .data=(d) }
#define hs_process_str(str, f, d) \
{ .key=(str), .type=HS_STR, .func.string=(f), .data=(d) }
void hs_process_table_(lua_State *L,
int table_index,
int n_processors,
struct hs_table_processor *processors);
#define hs_process_table(L, table_index, ...) \
hs_process_table_(L, table_index, \
VA_NARGS(__VA_ARGS__)/4, \
(struct hs_table_processor[]) {__VA_ARGS__})
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* hs_pushstring
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
void hs_vpushstring(lua_State *L, const char *format_string, va_list args);
void hs_pushstring(lua_State *L, const char *format_string, ...);
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* error creation and handling
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
void hs_throw_error(lua_State *L, const char *format_string, ...);
int hs_traceback(lua_State *L);
int hs_call(lua_State *L, int nargs, int nret);
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* registry operations
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#define hs_rstore(L) luaL_ref(L, LUA_REGISTRYINDEX);
#define hs_rload(L, ref) lua_rawgeti(L, LUA_REGISTRYINDEX, ref)
#define hs_rdel(L, ref) luaL_unref(L, LUA_REGISTRYINDEX, ref)
#endif
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