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#if !defined(real) || !defined(TH_GENERIC_FILE)
#error "luaG.h must not be included outside of a generic file."
#endif
#ifndef luaG_
#define luaG_(NAME) TH_CONCAT_3(luaG_,Real,NAME)
#endif
#undef REAL_TO_LUA_NUMBER
#undef LUA_NUMBER_TO_REAL
#if defined(TH_REAL_IS_HALF)
# define REAL_TO_LUA_NUMBER(n) (lua_Number)TH_half2float(n)
# define LUA_NUMBER_TO_REAL(n) TH_float2half((lua_Number)n)
#else
# define REAL_TO_LUA_NUMBER(n) (lua_Number)(n)
# define LUA_NUMBER_TO_REAL(n) (real)n
#endif
static void luaG_(pushreal)(lua_State *L, real n) {
#if defined(TH_REAL_IS_FLOAT) || defined(TH_REAL_IS_DOUBLE) || defined(TH_REAL_IS_HALF) || LUA_VERSION_NUM < 503
lua_pushnumber(L, REAL_TO_LUA_NUMBER(n));
#elif defined(TH_REAL_IS_BYTE) || defined(TH_REAL_IS_CHAR) || defined(TH_REAL_IS_SHORT) \
|| defined(TH_REAL_IS_INT) || defined(TH_REAL_IS_LONG)
lua_pushinteger(L, (lua_Integer)n);
#else
#error "unhandled real type in luaG_pushreal"
#endif
}
static real luaG_(checkreal)(lua_State *L, int idx) {
#if defined(TH_REAL_IS_FLOAT) || defined(TH_REAL_IS_DOUBLE) || defined(TH_REAL_IS_HALF)
return LUA_NUMBER_TO_REAL(luaL_checknumber(L, idx));
#elif defined(TH_REAL_IS_BYTE) || defined(TH_REAL_IS_CHAR) || defined(TH_REAL_IS_SHORT) || defined(TH_REAL_IS_INT) || defined(TH_REAL_IS_LONG)
int type = lua_type(L, idx);
if (type == LUA_TSTRING) {
const char *str = lua_tolstring(L, idx, NULL);
long int num = strtol(str, NULL, 0);
return (real) num;
} else {
#if LUA_VERSION_NUM < 503
return (lua_Number)luaL_checkinteger(L, idx);
#else
return (lua_Integer)luaL_checkinteger(L, idx);
#endif
}
#else
#error "unhandled real type in luaG_checkreal"
#endif
}
static real luaG_(optreal)(lua_State *L, int idx, real n) {
#if defined(TH_REAL_IS_HALF) || defined(TH_REAL_IS_FLOAT) || defined(TH_REAL_IS_DOUBLE) || LUA_VERSION_NUM < 503
return LUA_NUMBER_TO_REAL(luaL_optnumber(L, idx, REAL_TO_LUA_NUMBER(n)));
#elif defined(TH_REAL_IS_BYTE) || defined(TH_REAL_IS_CHAR) || defined(TH_REAL_IS_SHORT) || defined(TH_REAL_IS_INT) || defined(TH_REAL_IS_LONG)
return (lua_Integer)luaL_optinteger(L, idx, (lua_Integer)n);
#else
#error "unhandled real type in luaG_checkreal"
#endif
}
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