ceph/src/civetweb/src/third_party/lua-5.3.1/src/lstring.h

   1 /*
   2 ** $Id: lstring.h,v 1.59 2015/03/25 13:42:19 roberto Exp $
   3 ** String table (keep all strings handled by Lua)
   4 ** See Copyright Notice in lua.h
   5 */
   6
   7 #ifndef lstring_h
   8 #define lstring_h
   9
  10 #include "lgc.h"
  11 #include "lobject.h"
  12 #include "lstate.h"
  13
  14
  15 #define sizelstring(l)  (sizeof(union UTString) + ((l) + 1) * sizeof(char))
  16
  17 #define sizeludata(l)   (sizeof(union UUdata) + (l))
  18 #define sizeudata(u)    sizeludata((u)->len)
  19
  20 #define luaS_newliteral(L, s)   (luaS_newlstr(L, "" s, \
  21                                  (sizeof(s)/sizeof(char))-1))
  22
  23
  24 /*
  25 ** test whether a string is a reserved word
  26 */
  27 #define isreserved(s)   ((s)->tt == LUA_TSHRSTR && (s)->extra > 0)
  28
  29
  30 /*
  31 ** equality for short strings, which are always internalized
  32 */
  33 #define eqshrstr(a,b)   check_exp((a)->tt == LUA_TSHRSTR, (a) == (b))
  34
  35
  36 LUAI_FUNC unsigned int luaS_hash (const char *str, size_t l, unsigned int seed);
  37 LUAI_FUNC int luaS_eqlngstr (TString *a, TString *b);
  38 LUAI_FUNC void luaS_resize (lua_State *L, int newsize);
  39 LUAI_FUNC void luaS_clearcache (global_State *g);
  40 LUAI_FUNC void luaS_init (lua_State *L);
  41 LUAI_FUNC void luaS_remove (lua_State *L, TString *ts);
  42 LUAI_FUNC Udata *luaS_newudata (lua_State *L, size_t s);
  43 LUAI_FUNC TString *luaS_newlstr (lua_State *L, const char *str, size_t l);
  44 LUAI_FUNC TString *luaS_new (lua_State *L, const char *str);
  45
  46
  47 #endif