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usr / src / sys / contrib / openzfs / module / lua /

📁 ..
📄 Makefile.in(852 B)
📄 README.zfs(3.38 KB)
📄 lapi.c(30.73 KB)
📄 lapi.h(583 B)
📄 lauxlib.c(22.21 KB)
📄 lbaselib.c(7.23 KB)
📄 lcode.c(22.03 KB)
📄 lcode.h(3.08 KB)
📄 lcompat.c(1.43 KB)
📄 lcorolib.c(3.59 KB)
📄 lctype.c(2.26 KB)
📄 lctype.h(1.83 KB)
📄 ldebug.c(16.15 KB)
📄 ldebug.h(1.1 KB)
📄 ldo.c(22.2 KB)
📄 ldo.h(1.53 KB)
📄 lfunc.c(4.19 KB)
📄 lfunc.h(1.06 KB)
📄 lgc.c(36.9 KB)
📄 lgc.h(5.31 KB)
📄 llex.c(15.02 KB)
📄 llex.h(2.18 KB)
📄 llimits.h(7.73 KB)
📄 lmem.c(2.61 KB)
📄 lmem.h(1.79 KB)
📄 lobject.c(7.68 KB)
📄 lobject.h(14.62 KB)
📄 lopcodes.c(3.04 KB)
📄 lopcodes.h(8.32 KB)
📄 lparser.c(45.19 KB)
📄 lparser.h(3.29 KB)
📄 lstate.c(7.54 KB)
📄 lstate.h(7.46 KB)
📄 lstring.c(4.85 KB)
📄 lstring.h(1.28 KB)
📄 lstrlib.c(28.3 KB)
📄 ltable.c(16.18 KB)
📄 ltable.h(1.42 KB)
📄 ltablib.c(7.62 KB)
📄 ltm.c(1.78 KB)
📄 ltm.h(1.14 KB)
📄 lvm.c(30.16 KB)
📄 lvm.h(1.49 KB)
📄 lzio.c(1.61 KB)
📄 lzio.h(1.5 KB)
📁 setjmp

Editing: ltm.c

/* BEGIN CSTYLED */
/*
** $Id: ltm.c,v 2.14.1.1 2013/04/12 18:48:47 roberto Exp $
** Tag methods
** See Copyright Notice in lua.h
*/

#define ltm_c
#define LUA_CORE

#include <sys/lua/lua.h>

#include "lobject.h"
#include "lstate.h"
#include "lstring.h"
#include "ltable.h"
#include "ltm.h"

static const char udatatypename[] = "userdata";

LUAI_DDEF const char *const luaT_typenames_[LUA_TOTALTAGS] = {
  "no value",
  "nil", "boolean", udatatypename, "number",
  "string", "table", "function", udatatypename, "thread",
  "proto", "upval"  /* these last two cases are used for tests only */
};

void luaT_init (lua_State *L) {
  static const char *const luaT_eventname[] = {  /* ORDER TM */
    "__index", "__newindex",
    "__gc", "__mode", "__len", "__eq",
    "__add", "__sub", "__mul", "__div", "__mod",
    "__pow", "__unm", "__lt", "__le",
    "__concat", "__call"
  };
  int i;
  for (i=0; i<TM_N; i++) {
    G(L)->tmname[i] = luaS_new(L, luaT_eventname[i]);
    luaS_fix(G(L)->tmname[i]);  /* never collect these names */
  }
}

/*
** function to be used with macro "fasttm": optimized for absence of
** tag methods
*/
const TValue *luaT_gettm (Table *events, TMS event, TString *ename) {
  const TValue *tm = luaH_getstr(events, ename);
  lua_assert(event <= TM_EQ);
  if (ttisnil(tm)) {  /* no tag method? */
    events->flags |= cast_byte(1u<<event);  /* cache this fact */
    return NULL;
  }
  else return tm;
}

const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event) {
  Table *mt;
  switch (ttypenv(o)) {
    case LUA_TTABLE:
      mt = hvalue(o)->metatable;
      break;
    case LUA_TUSERDATA:
      mt = uvalue(o)->metatable;
      break;
    default:
      mt = G(L)->mt[ttypenv(o)];
  }
  return (mt ? luaH_getstr(mt, G(L)->tmname[event]) : luaO_nilobject);
}
/* END CSTYLED */

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Editing: ltm.c

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