From 298ae7e230a23c70c61f27b0c9e25975f2e716c6 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 10 Feb 2006 15:43:52 -0200
Subject: [PATCH] complete support for hexadecimal constants

---
 lobject.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lobject.c b/lobject.c
index 01a711ab..a7ee87a6 100644
--- a/lobject.c
+++ b/lobject.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lobject.c,v 2.20 2005/12/22 16:19:56 roberto Exp roberto $
+** $Id: lobject.c,v 2.21 2006/01/10 12:50:00 roberto Exp roberto $
 ** Some generic functions over Lua objects
 ** See Copyright Notice in lua.h
 */
@@ -91,6 +91,8 @@ int luaO_str2d (const char *s, lua_Number *result) {
   char *endptr;
   *result = lua_str2number(s, &endptr);
   if (endptr == s) return 0;  /* conversion failed */
+  if (*endptr == 'x' || *endptr == 'X')  /* maybe an hexadecimal constant? */
+    *result = cast_num(strtoul(s, &endptr, 16));
   if (*endptr == '\0') return 1;  /* most common case */
   while (isspace(cast(unsigned char, *endptr))) endptr++;
   if (*endptr != '\0') return 0;  /* invalid trailing characters? */