'log10' is deprecated now

This commit is contained in:
Roberto Ierusalimschy 2009-02-18 10:17:10 -03:00
parent 8975739839
commit a1d0e1a11a
2 changed files with 21 additions and 2 deletions

View File

@ -1,5 +1,5 @@
/*
** $Id: lmathlib.c,v 1.70 2007/06/21 13:48:04 roberto Exp roberto $
** $Id: lmathlib.c,v 1.71 2009/02/18 13:06:05 roberto Exp roberto $
** Standard mathematical library
** See Copyright Notice in lua.h
*/
@ -126,6 +126,10 @@ static int math_log (lua_State *L) {
}
static int math_log10 (lua_State *L) {
#if !defined(LUA_COMPAT_LOG10)
luaL_error(L, "function " LUA_QL("log10")
" is deprecated; use log(x, 10) instead");
#endif
lua_pushnumber(L, log10(luaL_checknumber(L, 1)));
return 1;
}

View File

@ -1,5 +1,5 @@
/*
** $Id: luaconf.h,v 1.100 2008/07/18 19:58:10 roberto Exp roberto $
** $Id: luaconf.h,v 1.101 2009/02/07 12:23:15 roberto Exp roberto $
** Configuration file for Lua
** See Copyright Notice in lua.h
*/
@ -330,6 +330,19 @@
/*
** {==================================================================
** Compatibility with previous versions
** ===================================================================
*/
/*
@@ LUA_COMPAT_LOG10 defines the function 'log10' in the math library.
** CHANGE it (undefine it) if as soon as you rewrite all calls 'log10(x)'
** as 'log(x, 10)'
*/
#define LUA_COMPAT_LOG10
/*
@@ LUA_COMPAT_API includes some macros and functions that supply some
@* compatibility with previous versions.
@ -360,6 +373,8 @@
*/
#define LUA_COMPAT_DEBUGLIB
/* }================================================================== */