From 7f6b062e9f51c98e56713b1869c01573d7fe855f Mon Sep 17 00:00:00 2001
From: Arseny Kapoulkine <arseny.kapoulkine@gmail.com>
Date: Wed, 15 Jan 2014 04:28:10 +0000
Subject: Implement automatic hexadecimal decoding for xml_attribute::as_int
 and xml_text::as_int. This is effectively a form of strtol with base 0, but
 without octal support.

git-svn-id: http://pugixml.googlecode.com/svn/trunk@958 99668b35-9821-0410-8761-19e4c4f06640
---
 src/pugixml.cpp | 27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

(limited to 'src/pugixml.cpp')

diff --git a/src/pugixml.cpp b/src/pugixml.cpp
index be8bcea..b637f27 100644
--- a/src/pugixml.cpp
+++ b/src/pugixml.cpp
@@ -3314,14 +3314,29 @@ PUGI__NS_BEGIN
 	}
 
 	// get value with conversion functions
+	PUGI__FN int get_integer_base(const char_t* value)
+	{
+		const char_t* s = value;
+
+		while (PUGI__IS_CHARTYPE(*s, ct_space))
+			s++;
+
+		if (*s == '-')
+			s++;
+
+		return (s[0] == '0' && (s[1] == 'x' || s[1] == 'X')) ? 16 : 10;
+	}
+
 	PUGI__FN int get_value_int(const char_t* value, int def)
 	{
 		if (!value) return def;
 
+		int base = get_integer_base(value);
+
 	#ifdef PUGIXML_WCHAR_MODE
-		return static_cast<int>(wcstol(value, 0, 10));
+		return static_cast<int>(wcstol(value, 0, base));
 	#else
-		return static_cast<int>(strtol(value, 0, 10));
+		return static_cast<int>(strtol(value, 0, base));
 	#endif
 	}
 
@@ -3329,10 +3344,12 @@ PUGI__NS_BEGIN
 	{
 		if (!value) return def;
 
+		int base = get_integer_base(value);
+
 	#ifdef PUGIXML_WCHAR_MODE
-		return static_cast<unsigned int>(wcstoul(value, 0, 10));
+		return static_cast<unsigned int>(wcstoul(value, 0, base));
 	#else
-		return static_cast<unsigned int>(strtoul(value, 0, 10));
+		return static_cast<unsigned int>(strtoul(value, 0, base));
 	#endif
 	}
 
@@ -9876,7 +9893,7 @@ namespace pugi
 		return error ? error : "No error";
 	}
 
-	PUGI__FN xpath_variable::xpath_variable()
+	PUGI__FN xpath_variable::xpath_variable(): _type(xpath_type_none), _next(0)
 	{
 	}
 
-- 
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