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new module policy: C modules do not create globals and do not register

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themselves with 'require' (let 'require' do its work); new auxiliary
functions luaL_newlib/luaL_newlibtable/luaL_setfuncs/luaL_requiref.
Old luaL_register will be deprecated.
This commit is contained in:
Roberto Ierusalimschy
2010-07-02 08:38:13 -03:00
parent a139e2e003
commit 7192afafee
14 changed files with 104 additions and 55 deletions
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22
lauxlib.h
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@@ -1,5 +1,5 @@
/*
** $Id: lauxlib.h,v 1.106 2010/05/31 16:34:19 roberto Exp roberto $
** $Id: lauxlib.h,v 1.107 2010/06/30 17:40:27 roberto Exp roberto $
** Auxiliary functions for building Lua libraries
** See Copyright Notice in lua.h
*/
@@ -29,10 +29,6 @@ typedef struct luaL_Reg {
LUALIB_API void (luaL_checkversion_) (lua_State *L, lua_Number ver);
#define luaL_checkversion(L) luaL_checkversion_(L, LUA_VERSION_NUM)
LUALIB_API void (luaL_pushmodule) (lua_State *L, const char *modname,
int sizehint);
LUALIB_API void (luaL_openlib) (lua_State *L, const char *libname,
const luaL_Reg *l, int nup);
LUALIB_API int (luaL_getmetafield) (lua_State *L, int obj, const char *e);
LUALIB_API int (luaL_callmeta) (lua_State *L, int obj, const char *e);
LUALIB_API const char *(luaL_tolstring) (lua_State *L, int idx, size_t *len);
@@ -78,11 +74,15 @@ LUALIB_API int (luaL_len) (lua_State *L, int idx);
LUALIB_API const char *(luaL_gsub) (lua_State *L, const char *s, const char *p,
const char *r);
LUALIB_API void (luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup);
LUALIB_API void (luaL_findtable) (lua_State *L, int idx, const char *fname);
LUALIB_API void (luaL_traceback) (lua_State *L, lua_State *L1,
const char *msg, int level);
LUALIB_API void (luaL_requiref) (lua_State *L, const char *modname,
lua_CFunction openf, int glb);
/*
** ===============================================================
@@ -90,6 +90,12 @@ LUALIB_API void (luaL_traceback) (lua_State *L, lua_State *L1,
** ===============================================================
*/
#define luaL_newlibtable(L,l) \
lua_createtable(L, 0, sizeof(l)/sizeof((l)[0]) - 1)
#define luaL_newlib(L,l) (luaL_newlibtable(L,l), luaL_setfuncs(L,l,0))
#define luaL_argcheck(L, cond,numarg,extramsg) \
((void)((cond) || luaL_argerror(L, (numarg), (extramsg))))
#define luaL_checkstring(L,n) (luaL_checklstring(L, (n), NULL))
@@ -149,6 +155,12 @@ LUALIB_API char *(luaL_buffinitsize) (lua_State *L, luaL_Buffer *B, size_t sz);
/* }====================================================== */
LUALIB_API void (luaL_pushmodule) (lua_State *L, const char *modname,
int sizehint);
LUALIB_API void (luaL_openlib) (lua_State *L, const char *libname,
const luaL_Reg *l, int nup);
/* compatibility with ref system */
/* pre-defined references */