shithub: lu9-lua

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os9lib: remove timestamp range check

The timestamp type (time_t) is always an integral value on Plan 9,
so the check for NaN / Infinity is pointless.

--- a/los9lib.c

+++ b/los9lib.c

@@ -239,19 +239,11 @@

 	return 1;

 }

-static vlong

-l_checktime(lua_State *L, int arg)

-{

-	vlong t = luaL_checkinteger(L, arg);

-	luaL_argcheck(L, (vlong)t == t, arg, "time out-of-bounds");

-	return t;

-}

-

 static int

 os_difftime(lua_State *L)

 {

-	vlong t1 = l_checktime(L, 1);

-	vlong t2 = l_checktime(L, 2);

+	vlong t1 = luaL_checkinteger(L, 1);

+	vlong t2 = luaL_checkinteger(L, 2);

 	lua_pushnumber(L, (lua_Number)(t1 - t2));

 	return 1;

 }

@@ -335,7 +327,7 @@

 	Tm tm, *tp;

 	s = luaL_optstring(L, 1, "%c");

-	t = luaL_opt(L, l_checktime, 2, time(nil));

+	t = luaL_opt(L, luaL_checkinteger, 2, time(nil));

 	if(s[0] == '!'){

 		tp = gmtime(t);

 		s++;

@@ -369,10 +361,10 @@

 	{"rename",    os_rename},

 	{"tmpname",   os_tmpname},

 	{"clock",     os_clock},

-  {"date",      os_date},

-  {"time",      os_time},

-  {"difftime",  os_difftime},

-	{"setlocale", os_setlocale},

+	{"date",      os_date},

+	{"time",      os_time},

+	{"difftime",  os_difftime},

+	{"setlocale",	os_setlocale},

 	{nil, nil}

 };