loadlib.c File Reference

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

Include dependency graph for loadlib.c:

Defines
#define	loadlib_c
#define	LUA_LIB
#define	LUA_POF "luaopen_"
#define	LUA_OFSEP "_"
#define	LIBPREFIX "LOADLIB: "
#define	POF LUA_POF
#define	LIB_FAIL "open"
#define	ERRLIB 1
#define	ERRFUNC 2
#define	setprogdir(L) ((void)0)
#define	LIB_FAIL "absent"
#define	DLMSG "dynamic libraries not enabled; check your Lua installation"
#define	sentinel ((void *)&sentinel_)
#define	AUXMARK "\1"
Functions
static void	ll_unloadlib (void *lib)
static void *	ll_load (lua_State L, const char path)
static lua_CFunction	ll_sym (lua_State L, void lib, const char *sym)
static void **	ll_register (lua_State L, const char path)
static int	gctm (lua_State *L)
static int	ll_loadfunc (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 *	pushnexttemplate (lua_State L, const char path)
static const char *	findfile (lua_State L, const char name, const char *pname)
static void	loaderror (lua_State L, const char filename)
static int	loader_Lua (lua_State *L)
static const char *	mkfuncname (lua_State L, const char modname)
static int	loader_C (lua_State *L)
static int	loader_Croot (lua_State *L)
static int	loader_preload (lua_State *L)
static int	ll_require (lua_State *L)
static void	setfenv (lua_State *L)
static void	dooptions (lua_State *L, int n)
static void	modinit (lua_State L, const char modname)
static int	ll_module (lua_State *L)
static int	ll_seeall (lua_State *L)
static void	setpath (lua_State L, const char fieldname, const char envname, const char def)
LUALIB_API int	luaopen_package (lua_State *L)
Variables
static int	sentinel_ = 0
static const luaL_Reg	pk_funcs []
static const luaL_Reg	ll_funcs []
static const lua_CFunction	loaders []

Define Documentation

#define AUXMARK "\1"

Definition at line 590 of file loadlib.c.

Referenced by setpath().

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

Definition at line 236 of file loadlib.c.

Referenced by ll_load(), and ll_sym().

#define ERRFUNC 2

Definition at line 40 of file loadlib.c.

Referenced by ll_loadfunc(), and loader_Croot().

#define ERRLIB 1

Definition at line 39 of file loadlib.c.

Referenced by ll_loadfunc(), and ll_loadlib().

#define LIB_FAIL "absent"

Definition at line 233 of file loadlib.c.

#define LIB_FAIL "open"

Definition at line 233 of file loadlib.c.

Referenced by ll_loadlib().

#define LIBPREFIX "LOADLIB: "

Definition at line 32 of file loadlib.c.

Referenced by ll_register().

#define loadlib_c

Definition at line 16 of file loadlib.c.

#define LUA_LIB

Definition at line 17 of file loadlib.c.

#define LUA_OFSEP "_"

Definition at line 29 of file loadlib.c.

Referenced by mkfuncname().

#define LUA_POF "luaopen_"

Definition at line 26 of file loadlib.c.

#define POF LUA_POF

Definition at line 34 of file loadlib.c.

Referenced by mkfuncname().

#define sentinel ((void *)&sentinel_)

Definition at line 448 of file loadlib.c.

Referenced by ll_require().

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

Definition at line 42 of file loadlib.c.

Referenced by setpath().

Function Documentation

static void dooptions	(	lua_State *	L,
		int	n
	)			`[static]`

Definition at line 519 of file loadlib.c.

References i, lua_call(), and lua_pushvalue().

Referenced by ll_module().

static const char* findfile	(	lua_State *	L,
		const char *	name,
		const char *	pname
	)			`[static]`

Definition at line 351 of file loadlib.c.

References lua_concat(), LUA_DIRSEP, LUA_ENVIRONINDEX, lua_getfield(), LUA_PATH_MARK, lua_pushfstring(), lua_pushliteral, LUA_QL, LUA_QS, lua_remove(), lua_tostring, luaL_error(), luaL_gsub(), pushnexttemplate(), and readable().

Referenced by loader_C(), loader_Croot(), and loader_Lua().

static int gctm ( lua_State * L ) [static]

Definition at line 286 of file loadlib.c.

References ll_unloadlib(), and luaL_checkudata().

Referenced by luaopen_package().

static void * ll_load	(	lua_State *	L,
		const char *	path
	)			`[static]`

Definition at line 244 of file loadlib.c.

References DLMSG, lua_pushliteral, and void().

Referenced by ll_loadfunc().

static int ll_loadfunc	(	lua_State *	L,
		const char *	path,
		const char *	sym
	)			`[static]`

Definition at line 294 of file loadlib.c.

References ERRFUNC, ERRLIB, ll_load(), ll_register(), ll_sym(), and lua_pushcfunction.

Referenced by ll_loadlib(), loader_C(), and loader_Croot().

static int ll_loadlib ( lua_State * L ) [static]

Definition at line 309 of file loadlib.c.

References ERRLIB, LIB_FAIL, ll_loadfunc(), lua_insert(), lua_pushnil(), lua_pushstring(), and luaL_checkstring.

static int ll_module ( lua_State * L ) [static]

Definition at line 544 of file loadlib.c.

References dooptions(), lua_getfield(), lua_gettop(), LUA_GLOBALSINDEX, lua_isnil, lua_istable, lua_pop, lua_pushvalue(), LUA_QS, LUA_REGISTRYINDEX, lua_setfield(), luaL_checkstring, luaL_error(), luaL_findtable(), modinit(), and setfenv().

static void** ll_register	(	lua_State *	L,
		const char *	path
	)			`[static]`

Definition at line 262 of file loadlib.c.

References LIBPREFIX, lua_gettable(), lua_isnil, lua_newuserdata(), lua_pop, lua_pushfstring(), lua_pushvalue(), LUA_REGISTRYINDEX, lua_setmetatable(), lua_settable(), lua_touserdata(), and luaL_getmetatable.

Referenced by ll_loadfunc().

static int ll_require ( lua_State * L ) [static]

Definition at line 451 of file loadlib.c.

References i, lua_call(), lua_concat(), LUA_ENVIRONINDEX, lua_getfield(), lua_isfunction, lua_isnil, lua_isstring(), lua_istable, lua_pop, lua_pushboolean(), lua_pushlightuserdata(), lua_pushliteral, lua_pushstring(), lua_pushvalue(), LUA_QL, LUA_QS, lua_rawgeti(), LUA_REGISTRYINDEX, lua_setfield(), lua_settop(), lua_toboolean(), lua_tostring, lua_touserdata(), luaL_checkstring, luaL_error(), name, and sentinel.

static int ll_seeall ( lua_State * L ) [static]

Definition at line 572 of file loadlib.c.

References lua_createtable(), lua_getmetatable(), LUA_GLOBALSINDEX, lua_pushvalue(), lua_setfield(), lua_setmetatable(), LUA_TTABLE, and luaL_checktype().

static lua_CFunction ll_sym	(	lua_State *	L,
		void *	lib,
		const char *	sym
	)			`[static]`

Definition at line 251 of file loadlib.c.

References DLMSG, lua_pushliteral, and void().

Referenced by ll_loadfunc().

static void ll_unloadlib ( void * lib ) [static]

Definition at line 239 of file loadlib.c.

References void().

Referenced by gctm().

static int loader_C ( lua_State * L ) [static]

Definition at line 402 of file loadlib.c.

References findfile(), funcname(), ll_loadfunc(), loaderror(), luaL_checkstring, mkfuncname(), and name.

static int loader_Croot ( lua_State * L ) [static]

Definition at line 414 of file loadlib.c.

References ERRFUNC, findfile(), funcname(), ll_loadfunc(), loaderror(), lua_pushfstring(), lua_pushlstring(), LUA_QS, lua_tostring, luaL_checkstring, mkfuncname(), and name.

static int loader_Lua ( lua_State * L ) [static]

Definition at line 380 of file loadlib.c.

References findfile(), loaderror(), luaL_checkstring, luaL_loadfile(), and name.

static int loader_preload ( lua_State * L ) [static]

Definition at line 435 of file loadlib.c.

References LUA_ENVIRONINDEX, lua_getfield(), lua_isnil, lua_istable, lua_pushfstring(), LUA_QL, luaL_checkstring, luaL_error(), and name.

static void loaderror	(	lua_State *	L,
		const char *	filename
	)			`[static]`

Definition at line 374 of file loadlib.c.

References LUA_QS, lua_tostring, and luaL_error().

Referenced by loader_C(), loader_Croot(), and loader_Lua().

LUALIB_API int luaopen_package ( lua_State * L )

Definition at line 627 of file loadlib.c.

References gctm(), i, LUA_CPATH, LUA_CPATH_DEFAULT, lua_createtable(), LUA_DIRSEP, LUA_ENVIRONINDEX, LUA_EXECDIR, lua_getfield(), LUA_GLOBALSINDEX, LUA_IGMARK, LUA_LOADLIBNAME, lua_newtable, LUA_PATH, LUA_PATH_DEFAULT, LUA_PATH_MARK, LUA_PATHSEP, lua_pop, lua_pushcfunction, lua_pushliteral, lua_pushvalue(), lua_rawseti(), LUA_REGISTRYINDEX, lua_replace(), lua_setfield(), luaL_findtable(), luaL_newmetatable(), luaL_register(), and setpath().

static const char* mkfuncname	(	lua_State *	L,
		const char *	modname
	)			`[static]`

Definition at line 391 of file loadlib.c.

References funcname(), LUA_IGMARK, LUA_OFSEP, lua_pushfstring(), lua_remove(), luaL_gsub(), and POF.

Referenced by loader_C(), and loader_Croot().

static void modinit	(	lua_State *	L,
		const char *	modname
	)			`[static]`

Definition at line 529 of file loadlib.c.

References lua_pushlstring(), lua_pushstring(), lua_pushvalue(), and lua_setfield().

Referenced by ll_module().

static const char* pushnexttemplate	(	lua_State *	L,
		const char *	path
	)			`[static]`

Definition at line 340 of file loadlib.c.

References LUA_PATHSEP, and lua_pushlstring().

Referenced by findfile().

static int readable ( const char * filename ) [static]

Definition at line 332 of file loadlib.c.

Referenced by findfile().

static void setfenv ( lua_State * L ) [static]

Definition at line 507 of file loadlib.c.

References lua_getinfo(), lua_getstack(), lua_iscfunction(), lua_pop, lua_pushvalue(), LUA_QL, lua_setfenv(), and luaL_error().

Referenced by ll_module().

static void setpath	(	lua_State *	L,
		const char *	fieldname,
		const char *	envname,
		const char *	def
	)			`[static]`

Definition at line 592 of file loadlib.c.

References AUXMARK, LUA_PATHSEP, lua_pushstring(), lua_remove(), lua_setfield(), luaL_gsub(), and setprogdir.

Referenced by luaopen_package().

Variable Documentation

const luaL_Reg ll_funcs[] [static]

Initial value:

 {
  {"module", ll_module},
  {"require", ll_require},
  {NULL, NULL}
}

Definition at line 616 of file loadlib.c.

const lua_CFunction loaders[] [static]

Initial value:

  {loader_preload, loader_Lua, loader_C, loader_Croot, NULL}

Definition at line 623 of file loadlib.c.

const luaL_Reg pk_funcs[] [static]

Initial value:

 {
  {"loadlib", ll_loadlib},
  {"seeall", ll_seeall},
  {NULL, NULL}
}

Definition at line 609 of file loadlib.c.

int sentinel_ = 0 [static]

Definition at line 447 of file loadlib.c.

loadlib.c File Reference

Defines

Functions

Variables

Define Documentation

Function Documentation

Variable Documentation