diff options
Diffstat (limited to 'source/extern/lua/ltable.h')
| -rw-r--r-- | source/extern/lua/ltable.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/source/extern/lua/ltable.h b/source/extern/lua/ltable.h index 53d2551..92db0ac 100644 --- a/source/extern/lua/ltable.h +++ b/source/extern/lua/ltable.h @@ -1,5 +1,5 @@ /* -** $Id: ltable.h,v 2.20 2014/09/04 18:15:29 roberto Exp $ +** $Id: ltable.h,v 2.23.1.2 2018/05/24 19:39:05 roberto Exp $ ** Lua tables (hash) ** See Copyright Notice in lua.h */ @@ -15,14 +15,26 @@ #define gnext(n) ((n)->i_key.nk.next) -/* 'const' to avoid wrong writings that can mess up field 'next' */ +/* 'const' to avoid wrong writings that can mess up field 'next' */ #define gkey(n) cast(const TValue*, (&(n)->i_key.tvk)) +/* +** writable version of 'gkey'; allows updates to individual fields, +** but not to the whole (which has incompatible type) +*/ #define wgkey(n) (&(n)->i_key.nk) #define invalidateTMcache(t) ((t)->flags = 0) +/* true when 't' is using 'dummynode' as its hash part */ +#define isdummy(t) ((t)->lastfree == NULL) + + +/* allocated size for hash nodes */ +#define allocsizenode(t) (isdummy(t) ? 0 : sizenode(t)) + + /* returns the key, given the value of a table entry */ #define keyfromval(v) \ (gkey(cast(Node *, cast(char *, (v)) - offsetof(Node, i_val)))) @@ -31,6 +43,7 @@ LUAI_FUNC const TValue *luaH_getint (Table *t, lua_Integer key); LUAI_FUNC void luaH_setint (lua_State *L, Table *t, lua_Integer key, TValue *value); +LUAI_FUNC const TValue *luaH_getshortstr (Table *t, TString *key); LUAI_FUNC const TValue *luaH_getstr (Table *t, TString *key); LUAI_FUNC const TValue *luaH_get (Table *t, const TValue *key); LUAI_FUNC TValue *luaH_newkey (lua_State *L, Table *t, const TValue *key); @@ -41,12 +54,12 @@ LUAI_FUNC void luaH_resize (lua_State *L, Table *t, unsigned int nasize, LUAI_FUNC void luaH_resizearray (lua_State *L, Table *t, unsigned int nasize); LUAI_FUNC void luaH_free (lua_State *L, Table *t); LUAI_FUNC int luaH_next (lua_State *L, Table *t, StkId key); -LUAI_FUNC int luaH_getn (Table *t); +LUAI_FUNC lua_Unsigned luaH_getn (Table *t); #if defined(LUA_DEBUG) LUAI_FUNC Node *luaH_mainposition (const Table *t, const TValue *key); -LUAI_FUNC int luaH_isdummy (Node *n); +LUAI_FUNC int luaH_isdummy (const Table *t); #endif |