Exemple #1
0
int luaV_lessequal (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  if (ttisnumber(l) && ttisnumber(r))
    return luai_numle(L, nvalue(l), nvalue(r));
  else if (ttisstring(l) && ttisstring(r))
    return l_strcmp(rawtsvalue(l), rawtsvalue(r)) <= 0;
  else if ((res = call_orderTM(L, l, r, TM_LE)) != -1)  /* first try `le' */
    return res;
  else if ((res = call_orderTM(L, r, l, TM_LT)) != -1)  /* else try `lt' */
    return !res;
  return luaG_ordererror(L, l, r);
}
Exemple #2
0
static int luaV_lessequal (lua_State *L, const TObject *l, const TObject *r) {
  int res;
  if (ttype(l) != ttype(r))
    return luaG_ordererror(L, l, r);
  else if (ttisnumber(l))
    return nvalue(l) <= nvalue(r);
  else if (ttisstring(l))
    return luaV_strcmp(tsvalue(l), tsvalue(r)) <= 0;
  else if ((res = call_orderTM(L, l, r, TM_LE)) != -1)  /* first try `le' */
    return res;
  else if ((res = call_orderTM(L, r, l, TM_LT)) != -1)  /* else try `lt' */
    return !res;
  return luaG_ordererror(L, l, r);
}
Exemple #3
0
static int lessequal (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  if (ttype(l) != ttype(r))
    return luaG_ordererror(L, l, r);
  else if (ttisnumber(l))
    return luai_numle(nvalue(l), nvalue(r));
  else if (ttisstring(l))
    return l_strcmp(rawtsvalue(l), rawtsvalue(r)) <= 0;
#if LUA_WIDESTRING
  else if (ttiswstring(l))
    return l_wstrcmp(rawtwsvalue(l), rawtwsvalue(r)) <= 0;
#endif /* LUA_WIDESTRING */
  else if ((res = call_orderTM(L, l, r, TM_LE)) != -1)  /* first try `le' */
    return res;
  else if ((res = call_orderTM(L, r, l, TM_LT)) != -1)  /* else try `lt' */
    return !res;
  return luaG_ordererror(L, l, r);
}
Exemple #4
0
static int lessequal (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  int tl= ttype(l);

  if (tl == ttype(r)) {
    switch(tl) {
#ifdef LUA_TINT
      case LUA_TINT:
        return ivalue(l) <= ivalue(r);
#endif
      case LUA_TNUMBER:
#ifdef LNUM_COMPLEX
        if ( (nvalue_img_fast(l)!=0) || (nvalue_img_fast(r)!=0) )
          error_complex( L, l, r );
#endif
        return luai_numle(nvalue_fast(l), nvalue_fast(r));
      case LUA_TSTRING:
        return l_strcmp(rawtsvalue(l), rawtsvalue(r)) <= 0;
    }

    if ((res = call_orderTM(L, l, r, TM_LE)) != -1)  /* first try `le' */
      return res;
    else if ((res = call_orderTM(L, r, l, TM_LT)) != -1)  /* else try `lt' */
      return !res;
    /* fall through to 'luaG_ordererror()' */
  }
#ifdef LUA_TINT
  else if (ttype_ext(l) == ttype_ext(r)) {
    lua_Integer tmp;
# ifdef LNUM_COMPLEX
    if ( (nvalue_img(l)!=0) || (nvalue_img(r)!=0) )
      error_complex( L, l, r );
# endif
    if (tl==LUA_TINT) {  /* l:int, r:num */
      return tt_integer_valued(r,&tmp) ? (ivalue(l) <= tmp)
                : luai_numle( cast_num(ivalue(l)), nvalue_fast(r) );
    } else {  /* l:num, r:int */
      return tt_integer_valued(l,&tmp) ? (tmp <= ivalue(r))
                : luai_numle( nvalue_fast(l), cast_num(ivalue(r)) );
    }
  }
#endif
  return luaG_ordererror(L, l, r);
}
Exemple #5
0
int luaV_lessthan (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  if (ttisnumber(l) && ttisnumber(r))
    return luai_numlt(L, nvalue(l), nvalue(r));
  else if (ttisstring(l) && ttisstring(r))
    return l_strcmp(rawtsvalue(l), rawtsvalue(r)) < 0;
  else if ((res = call_orderTM(L, l, r, TM_LT)) != -1)
    return res;
  return luaG_ordererror(L, l, r);
}
Exemple #6
0
int luaV_lessthan (lua_State *L, const TObject *l, const TObject *r) {
  int res;
  if (ttype(l) != ttype(r))
    return luaG_ordererror(L, l, r);
  else if (ttisnumber(l))
    return nvalue(l) < nvalue(r);
  else if (ttisstring(l))
    return luaV_strcmp(tsvalue(l), tsvalue(r)) < 0;
  else if ((res = call_orderTM(L, l, r, TM_LT)) != -1)
    return res;
  return luaG_ordererror(L, l, r);
}
Exemple #7
0
int luaV_lessthan (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  if (ttype(l) != ttype(r))
    return luaG_ordererror(L, l, r);
  else if (ttisnumber(l))
    return luai_numlt(nvalue(l), nvalue(r));
  else if (ttisstring(l))
    return l_strcmp(rawtsvalue(l), rawtsvalue(r)) < 0;
#if LUA_WIDESTRING
  else if (ttiswstring(l))
    return l_wstrcmp(rawtwsvalue(l), rawtwsvalue(r)) < 0;
#endif /* LUA_WIDESTRING */
  else if ((res = call_orderTM(L, l, r, TM_LT)) != -1)
    return res;
  return luaG_ordererror(L, l, r);
}
Exemple #8
0
int luaV_lessthan (lua_State *L, const TValue *l, const TValue *r) {
  int res;
  int tl= ttype(l);

  if (tl == ttype(r)) {
    switch(tl) {
#ifdef LUA_TINT
      case LUA_TINT:
        return ivalue(l) < ivalue(r);
#endif
      case LUA_TNUMBER:   
#ifdef LNUM_COMPLEX
        if ( (nvalue_img_fast(l)!=0) || (nvalue_img_fast(r)!=0) )
          error_complex( L, l, r );
#endif
        return luai_numlt(nvalue_fast(l), nvalue_fast(r));
      case LUA_TSTRING:   
        return l_strcmp(rawtsvalue(l), rawtsvalue(r)) < 0;
    }
    if ((res = call_orderTM(L, l, r, TM_LT)) != -1)
      return res;
    /* fall through to 'luaG_ordererror()' */
  }
#ifdef LUA_TINT
  else if (ttype_ext(l) == ttype_ext(r)) {
    lua_Integer tmp;
      /* Avoid accuracy losing casts: if 'r' is integer by value, do comparisons
       * in integer realm. Only otherwise cast 'l' to FP (which might change its
       * value).
       */
# ifdef LNUM_COMPLEX
    if ( (nvalue_img(l)!=0) || (nvalue_img(r)!=0) )
      error_complex( L, l, r );
# endif
    if (tl==LUA_TINT) {  /* l:int, r:num */
      return tt_integer_valued(r,&tmp) ? (ivalue(l) < tmp)
                : luai_numlt( cast_num(ivalue(l)), nvalue_fast(r) );
    } else {  /* l:num, r:int */
      return tt_integer_valued(l,&tmp) ? (tmp < ivalue(r))
                : luai_numlt( nvalue_fast(l), cast_num(ivalue(r)) );
    }
  }
#endif
  return luaG_ordererror(L, l, r);
}