From 66de8a65bfc83229da0ccb9354076ee593ca8860 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Thu, 22 Dec 1994 17:50:42 +0000
Subject: [PATCH] Handle recursive <limits.h>

From-SVN: r8690
---
 gcc/gsyslimits.h | 2 ++
 gcc/limitx.h     | 4 ++--
 gcc/limity.h     | 6 ++++++
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/gcc/gsyslimits.h b/gcc/gsyslimits.h
index 0a91639d7d2..a3628025e8a 100644
--- a/gcc/gsyslimits.h
+++ b/gcc/gsyslimits.h
@@ -3,4 +3,6 @@
    If fixincludes fixes it, then the fixed version is installed
    instead of this text.  */
 
+#define _GCC_NEXT_LIMITS_H		/* tell gcc's limits.h to recurse */
 #include_next <limits.h>
+#undef _GCC_NEXT_LIMITS_H
diff --git a/gcc/limitx.h b/gcc/limitx.h
index 4e383bcb1f0..529d9c5f9cf 100644
--- a/gcc/limitx.h
+++ b/gcc/limitx.h
@@ -7,6 +7,6 @@
 #define _GCC_LIMITS_H_
 
 #ifndef _LIBC_LIMITS_H_
-/* Use <...> so that we find syslimits.h only in system include dirs.  */
-#include <syslimits.h>
+/* Use "..." so that we find syslimits.h only in this same directory.  */
+#include "syslimits.h"
 #endif
diff --git a/gcc/limity.h b/gcc/limity.h
index 5492553c9c5..8bb398f6786 100644
--- a/gcc/limity.h
+++ b/gcc/limity.h
@@ -1,4 +1,10 @@
 /* This administrivia gets added to the end of limits.h
    if the system has its own version of limits.h.  */
 
+#else /* not _GCC_LIMITS_H_ */
+
+#ifdef _GCC_NEXT_LIMITS_H
+#include_next <limits.h>		/* recurse down to the real one */
+#endif
+
 #endif /* not _GCC_LIMITS_H_ */