From 7b2d80eb87819b8f5183016059c8034b63a94295 Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Mon, 26 Nov 2012 16:26:06 +0000
Subject: 	* libc/include/inttypes.h: Add and use __INTTYPES_EXP().

---
 newlib/ChangeLog               |  4 ++++
 newlib/libc/include/inttypes.h | 14 ++++++++++++--
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'newlib')

diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 17555a6..0faa9ab 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,7 @@
+2012-11-26  Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+	* libc/include/inttypes.h: Add and use __INTTYPES_EXP().
+
 2012-11-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	* libm/machine/aarch64/configure.in: Change comment to say libm
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index f3943cb..1631e21 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -13,10 +13,20 @@
 #ifndef _INTTYPES_H
 #define _INTTYPES_H
 
+#include <sys/features.h>
 #include <stdint.h>
 #define __need_wchar_t
 #include <stddef.h>
 
+/* Don't use __STDINT_EXP test since GCC's stdint.h provides different
+   macros than newlib's stdint.h. */
+#if __GNUC_PREREQ(3, 2)
+  #define __INTTYPES_EXP(x) __##x##__
+#else
+  #define __INTTYPES_EXP(x) x
+  #include <limits.h>
+#endif
+
 #define __STRINGIFY(a) #a
 
 /* 8-bit types */
@@ -242,10 +252,10 @@
 #define SCNxMAX		__SCNMAX(x)
 
 /* ptr types */
-#if PTRDIFF_MAX <= __STDINT_EXP(INT_MAX)
+#if PTRDIFF_MAX <= __INTTYPES_EXP(INT_MAX)
 # define __PRIPTR(x) __STRINGIFY(x)
 # define __SCNPTR(x) __STRINGIFY(x)
-#elif PTRDIFF_MAX <= __STDINT_EXP(LONG_MAX) || !defined(__have_longlong64)
+#elif PTRDIFF_MAX <= __INTTYPES_EXP(LONG_MAX) || !defined(__have_longlong64)
 # define __PRIPTR(x) __STRINGIFY(l##x)
 # define __SCNPTR(x) __STRINGIFY(l##x)
 #else
-- 
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