#include "lprefix.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lua.h"
#include "lauxlib.h"
#include "lualib.h"

Include dependency graph for loadlib.cpp:

Macros
#define	loadlib_c

#define	LUA_LIB

#define	LUA_IGMARK "-"

#define	LUA_CSUBSEP LUA_DIRSEP

#define	LUA_LSUBSEP LUA_DIRSEP

#define	LUA_POF "luaopen_"

#define	LUA_OFSEP "_"

#define	LIB_FAIL "open"

#define	setprogdir(L) ((void)0)

#define	LIB_FAIL "absent"

#define	DLMSG "dynamic libraries not enabled; check your Lua installation"

#define	LUA_PATH_VAR "LUA_PATH"

#define	LUA_CPATH_VAR "LUA_CPATH"

#define	ERRLIB 1

#define	ERRFUNC 2

Typedefs
typedef void(*	voidf) (void)

Functions
static void	lsys_unloadlib (void *lib)

static void *	lsys_load (lua_State L, const char path, int seeglb)

static lua_CFunction	lsys_sym (lua_State L, void lib, const char *sym)

static int	noenv (lua_State *L)

static void	setpath (lua_State L, const char fieldname, const char envname, const char dft)

static void *	checkclib (lua_State L, const char path)

static void	addtoclib (lua_State L, const char path, void *plib)

static int	gctm (lua_State *L)

static int	lookforfunc (lua_State L, const char path, const char *sym)

static int	ll_loadlib (lua_State *L)

static int	readable (const char *filename)

static const char *	getnextfilename (char *path, char end)

static void	pusherrornotfound (lua_State L, const char path)

static const char *	searchpath (lua_State L, const char name, const char path, const char sep, const char *dirsep)

static int	ll_searchpath (lua_State *L)

static const char *	findfile (lua_State L, const char name, const char pname, const char dirsep)

static int	checkload (lua_State L, int stat, const char filename)

static int	searcher_Lua (lua_State *L)

static int	loadfunc (lua_State L, const char filename, const char *modname)

static int	searcher_C (lua_State *L)

static int	searcher_Croot (lua_State *L)

static int	searcher_preload (lua_State *L)

static void	findloader (lua_State L, const char name)

static int	ll_require (lua_State *L)

static void	createsearcherstable (lua_State *L)

static void	createclibstable (lua_State *L)

LUAMOD_API int	luaopen_package (lua_State *L)

Variables
static const char *const	CLIBS = "_CLIBS"

static const luaL_Reg	pk_funcs []

static const luaL_Reg	ll_funcs []

Macro Definition Documentation

◆ DLMSG

#define DLMSG "dynamic libraries not enabled; check your Lua installation"

Definition at line 235 of file loadlib.cpp.

Referenced by lsys_load(), and lsys_sym().

◆ ERRFUNC

#define ERRFUNC 2

Definition at line 375 of file loadlib.cpp.

Referenced by loadfunc(), lookforfunc(), and searcher_Croot().

◆ ERRLIB

#define ERRLIB 1

Definition at line 374 of file loadlib.cpp.

Referenced by ll_loadlib(), and lookforfunc().

◆ LIB_FAIL [1/2]

#define LIB_FAIL "open"

Definition at line 232 of file loadlib.cpp.

Referenced by ll_loadlib().

◆ LIB_FAIL [2/2]

#define LIB_FAIL "absent"

Definition at line 232 of file loadlib.cpp.

◆ loadlib_c

#define loadlib_c

Definition at line 11 of file loadlib.cpp.

◆ LUA_CPATH_VAR

#define LUA_CPATH_VAR "LUA_CPATH"

Definition at line 275 of file loadlib.cpp.

Referenced by luaopen_package().

◆ LUA_CSUBSEP

#define LUA_CSUBSEP LUA_DIRSEP

Definition at line 43 of file loadlib.cpp.

Referenced by searcher_C(), and searcher_Croot().

◆ LUA_IGMARK

#define LUA_IGMARK "-"

Definition at line 32 of file loadlib.cpp.

Referenced by loadfunc(), and luaopen_package().

◆ LUA_LIB

#define LUA_LIB

Definition at line 12 of file loadlib.cpp.

◆ LUA_LSUBSEP

#define LUA_LSUBSEP LUA_DIRSEP

Definition at line 47 of file loadlib.cpp.

Referenced by searcher_Lua().

◆ LUA_OFSEP

#define LUA_OFSEP "_"

Definition at line 55 of file loadlib.cpp.

Referenced by loadfunc().

◆ LUA_PATH_VAR

#define LUA_PATH_VAR "LUA_PATH"

Definition at line 271 of file loadlib.cpp.

Referenced by luaopen_package().

◆ LUA_POF

#define LUA_POF "luaopen_"

Definition at line 52 of file loadlib.cpp.

Referenced by loadfunc().

◆ setprogdir

#define setprogdir ( L ) ((void)0)

Definition at line 67 of file loadlib.cpp.

Referenced by setpath().

Typedef Documentation

◆ voidf

typedef void(* voidf) (void)

Definition at line 74 of file loadlib.cpp.

Function Documentation

◆ addtoclib()

static void addtoclib	(	lua_State *	L,
		const char *	path,
		void *	plib
	)

static

Definition at line 347 of file loadlib.cpp.

References CLIBS, lua_getfield(), lua_pop, lua_pushlightuserdata(), lua_pushvalue(), lua_rawseti(), LUA_REGISTRYINDEX, lua_setfield(), and luaL_len().

Referenced by lookforfunc().

◆ checkclib()

static void* checkclib	(	lua_State *	L,
		const char *	path
	)

static

Definition at line 333 of file loadlib.cpp.

References CLIBS, lua_getfield(), lua_pop, LUA_REGISTRYINDEX, and lua_touserdata().

Referenced by lookforfunc().

◆ checkload()

static int checkload	(	lua_State *	L,
		int	stat,
		const char *	filename
	)

static

Definition at line 532 of file loadlib.cpp.

References lua_pushstring(), lua_tostring, and luaL_error().

Referenced by searcher_C(), searcher_Croot(), and searcher_Lua().

◆ createclibstable()

static void createclibstable ( lua_State * L )

static

Definition at line 727 of file loadlib.cpp.

References CLIBS, gctm(), lua_createtable(), lua_pushcfunction, LUA_REGISTRYINDEX, lua_setfield(), lua_setmetatable(), and luaL_getsubtable().

Referenced by luaopen_package().

◆ createsearcherstable()

static void createsearcherstable ( lua_State * L )

static

Definition at line 707 of file loadlib.cpp.

References i, lua_createtable(), lua_pushcclosure(), lua_pushvalue(), lua_rawseti(), lua_setfield(), searcher_C(), searcher_Croot(), searcher_Lua(), and searcher_preload().

Referenced by luaopen_package().

◆ findfile()

static const char* findfile	(	lua_State *	L,
		const char *	name,
		const char *	pname,
		const char *	dirsep
	)

static

Definition at line 520 of file loadlib.cpp.

References lua_getfield(), lua_tostring, lua_upvalueindex, luaL_error(), game_config::path, and searchpath().

Referenced by searcher_C(), searcher_Croot(), and searcher_Lua().

◆ findloader()

static void findloader	(	lua_State *	L,
		const char *	name
	)

static

Definition at line 622 of file loadlib.cpp.

References i, lua_call, lua_getfield(), lua_isfunction, lua_isstring(), lua_pop, lua_pushstring(), lua_rawgeti(), LUA_TNIL, lua_tostring, LUA_TTABLE, lua_upvalueindex, luaL_addstring(), luaL_addvalue(), luaL_buffinit(), luaL_buffsub, luaL_error(), luaL_pushresult(), and wfl::msg().

Referenced by ll_require().

◆ gctm()

static int gctm ( lua_State * L )

static

Definition at line 361 of file loadlib.cpp.

References lsys_unloadlib(), lua_pop, lua_rawgeti(), lua_touserdata(), and luaL_len().

Referenced by createclibstable().

◆ getnextfilename()

static const char* getnextfilename	(	char **	path,
		char *	end
	)

static

Definition at line 445 of file loadlib.cpp.

References LUA_PATH_SEP, and game_config::path.

Referenced by searchpath().

◆ ll_loadlib()

static int ll_loadlib ( lua_State * L )

static

Definition at line 409 of file loadlib.cpp.

References ERRLIB, utils::detail::init, LIB_FAIL, lookforfunc(), lua_insert, lua_pushstring(), luaL_checkstring, and luaL_pushfail.

◆ ll_require()

static int ll_require ( lua_State * L )

static

Definition at line 654 of file loadlib.cpp.

References findloader(), lua_call, lua_copy(), lua_getfield(), lua_isnil, LUA_LOADED_TABLE, lua_pop, lua_pushboolean(), lua_pushvalue(), LUA_REGISTRYINDEX, lua_rotate(), lua_setfield(), lua_settop(), LUA_TNIL, lua_toboolean(), and luaL_checkstring.

◆ ll_searchpath()

static int ll_searchpath ( lua_State * L )

static

Definition at line 506 of file loadlib.cpp.

References LUA_DIRSEP, lua_insert, luaL_checkstring, luaL_optstring, luaL_pushfail, and searchpath().

◆ loadfunc()

static int loadfunc	(	lua_State *	L,
		const char *	filename,
		const char *	modname
	)

static

Definition at line 560 of file loadlib.cpp.

References ERRFUNC, lookforfunc(), LUA_IGMARK, LUA_OFSEP, LUA_POF, lua_pushfstring(), lua_pushlstring(), luaL_gsub(), and mark.

Referenced by searcher_C(), and searcher_Croot().

◆ lookforfunc()

static int lookforfunc	(	lua_State *	L,
		const char *	path,
		const char *	sym
	)

static

Definition at line 388 of file loadlib.cpp.

References addtoclib(), checkclib(), ERRFUNC, ERRLIB, lsys_load(), lsys_sym(), lua_pushboolean(), and lua_pushcfunction.

Referenced by ll_loadlib(), and loadfunc().

◆ lsys_load()

static void * lsys_load	(	lua_State *	L,
		const char *	path,
		int	seeglb
	)

static

Definition at line 243 of file loadlib.cpp.

References DLMSG, and lua_pushliteral.

Referenced by lookforfunc().

◆ lsys_sym()

static lua_CFunction lsys_sym	(	lua_State *	L,
		void *	lib,
		const char *	sym
	)

static

Definition at line 250 of file loadlib.cpp.

References DLMSG, and lua_pushliteral.

Referenced by lookforfunc().

◆ lsys_unloadlib()

static void lsys_unloadlib ( void * lib )

static

Definition at line 238 of file loadlib.cpp.

Referenced by gctm().

◆ luaopen_package()

LUAMOD_API int luaopen_package ( lua_State * L )

Definition at line 736 of file loadlib.cpp.

References createclibstable(), createsearcherstable(), LUA_CPATH_DEFAULT, LUA_CPATH_VAR, LUA_DIRSEP, LUA_EXEC_DIR, LUA_IGMARK, LUA_LOADED_TABLE, LUA_PATH_DEFAULT, LUA_PATH_MARK, LUA_PATH_SEP, LUA_PATH_VAR, lua_pop, LUA_PRELOAD_TABLE, lua_pushglobaltable, lua_pushliteral, lua_pushvalue(), LUA_REGISTRYINDEX, lua_setfield(), luaL_getsubtable(), luaL_newlib, luaL_setfuncs(), and setpath().

Referenced by lua_kernel_base::load_package().

◆ noenv()

static int noenv ( lua_State * L )

static

Definition at line 283 of file loadlib.cpp.

References b, lua_getfield(), lua_pop, LUA_REGISTRYINDEX, and lua_toboolean().

Referenced by setpath().

◆ pusherrornotfound()

static void pusherrornotfound	(	lua_State *	L,
		const char *	path
	)

static

Definition at line 469 of file loadlib.cpp.

References b, LUA_PATH_SEP, luaL_addgsub(), luaL_addstring(), luaL_buffinit(), and luaL_pushresult().

Referenced by searchpath().

◆ readable()

static int readable ( const char * filename )

static

Definition at line 432 of file loadlib.cpp.

Referenced by searchpath().

◆ searcher_C()

static int searcher_C ( lua_State * L )

static

Definition at line 578 of file loadlib.cpp.

References checkload(), findfile(), loadfunc(), LUA_CSUBSEP, and luaL_checkstring.

Referenced by createsearcherstable().

◆ searcher_Croot()

static int searcher_Croot ( lua_State * L )

static

Definition at line 586 of file loadlib.cpp.

References checkload(), ERRFUNC, findfile(), loadfunc(), LUA_CSUBSEP, lua_pushfstring(), lua_pushlstring(), lua_pushstring(), lua_tostring, luaL_checkstring, and p.

Referenced by createsearcherstable().

◆ searcher_Lua()

static int searcher_Lua ( lua_State * L )

static

Definition at line 543 of file loadlib.cpp.

References checkload(), findfile(), LUA_LSUBSEP, LUA_OK, luaL_checkstring, and luaL_loadfile.

Referenced by createsearcherstable().

◆ searcher_preload()

static int searcher_preload ( lua_State * L )

static

Definition at line 608 of file loadlib.cpp.

References lua_getfield(), LUA_PRELOAD_TABLE, lua_pushfstring(), lua_pushliteral, LUA_REGISTRYINDEX, LUA_TNIL, and luaL_checkstring.

Referenced by createsearcherstable().

◆ searchpath()

static const char* searchpath	(	lua_State *	L,
		const char *	name,
		const char *	path,
		const char *	sep,
		const char *	dirsep
	)

static

Definition at line 479 of file loadlib.cpp.

References getnextfilename(), LUA_PATH_MARK, lua_pushstring(), lua_tostring, luaL_addchar, luaL_addgsub(), luaL_buffaddr, luaL_buffinit(), luaL_bufflen, luaL_gsub(), luaL_pushresult(), pusherrornotfound(), and readable().

Referenced by findfile(), and ll_searchpath().

◆ setpath()

static void setpath	(	lua_State *	L,
		const char *	fieldname,
		const char *	envname,
		const char *	dft
	)

static

Definition at line 295 of file loadlib.cpp.

References b, LUA_PATH_SEP, lua_pop, lua_pushfstring(), lua_pushstring(), lua_setfield(), LUA_VERSUFFIX, luaL_addchar, luaL_addlstring(), luaL_addstring(), luaL_buffinit(), luaL_pushresult(), noenv(), and setprogdir.

Referenced by luaopen_package().

Variable Documentation

◆ CLIBS

const char* const CLIBS = "_CLIBS"

static

Definition at line 62 of file loadlib.cpp.

Referenced by addtoclib(), checkclib(), and createclibstable().

◆ ll_funcs

const luaL_Reg ll_funcs[]

static

Initial value:

= {
  {"require", ll_require},
  {NULL, NULL}
}

Definition at line 701 of file loadlib.cpp.

◆ pk_funcs

const luaL_Reg pk_funcs[]

static

Initial value:

= {
  {"loadlib", ll_loadlib},
  {"searchpath", ll_searchpath},
  
  {"preload", NULL},
  {"cpath", NULL},
  {"path", NULL},
  {"searchers", NULL},
  {"loaded", NULL},
  {NULL, NULL}
}

Definition at line 688 of file loadlib.cpp.

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ DLMSG

◆ ERRFUNC

◆ ERRLIB

◆ LIB_FAIL [1/2]

◆ LIB_FAIL [2/2]

◆ loadlib_c

◆ LUA_CPATH_VAR

◆ LUA_CSUBSEP

◆ LUA_IGMARK

◆ LUA_LIB

◆ LUA_LSUBSEP

◆ LUA_OFSEP

◆ LUA_PATH_VAR

◆ LUA_POF

◆ setprogdir

Typedef Documentation

◆ voidf

Function Documentation

◆ addtoclib()

◆ checkclib()

◆ checkload()

◆ createclibstable()

◆ createsearcherstable()

◆ findfile()

◆ findloader()

◆ gctm()

◆ getnextfilename()

◆ ll_loadlib()

◆ ll_require()

◆ ll_searchpath()

◆ loadfunc()

◆ lookforfunc()

◆ lsys_load()

◆ lsys_sym()

◆ lsys_unloadlib()

◆ luaopen_package()

◆ noenv()

◆ pusherrornotfound()

◆ readable()

◆ searcher_C()

◆ searcher_Croot()

◆ searcher_Lua()

◆ searcher_preload()

◆ searchpath()

◆ setpath()

Variable Documentation

◆ CLIBS

◆ ll_funcs

◆ pk_funcs