From 2cdb7dfebe1bc534536716add32bf794933f8492 Mon Sep 17 00:00:00 2001
From: Jim Wilson <wilson@gcc.gnu.org>
Date: Thu, 10 Dec 1992 14:53:23 -0800
Subject: [PATCH] (limits.h):  Add #ifndef/#endif around macros that are
 supposed to be defined in float.h.

From-SVN: r2859
---
 gcc/fixinc.svr4 | 51 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/gcc/fixinc.svr4 b/gcc/fixinc.svr4
index b96b3def03f..3d5c44e4e69 100755
--- a/gcc/fixinc.svr4
+++ b/gcc/fixinc.svr4
@@ -1090,6 +1090,57 @@ if [ -x /bin/sony ]; then
   fi
 fi
 
+# In limits.h, put #ifndefs around things that are supposed to be defined
+# in float.h to avoid redefinition errors if float.h is included first.
+# Solaris 2.1 has this problem.
+
+file=limits.h
+base=`basename $file`
+if [ -r ${LIB}/$file ]; then
+  file_to_fix=${LIB}/$file
+else
+  if [ -r ${INPUT}/$file ]; then
+    file_to_fix=${INPUT}/$file
+  else
+    file_to_fix=""
+  fi
+fi
+if [ \! -z "$file_to_fix" ]; then
+  echo Checking $file_to_fix
+  sed -e '/[ 	]FLT_MIN[ 	]/i\
+#ifndef FLT_MIN'\
+      -e '/[ 	]FLT_MIN[ 	]/a\
+#endif'\
+      -e '/[ 	]FLT_MAX[ 	]/i\
+#ifndef FLT_MAX'\
+      -e '/[ 	]FLT_MAX[ 	]/a\
+#endif'\
+      -e '/[ 	]FLT_DIG[ 	]/i\
+#ifndef FLT_DIG'\
+      -e '/[ 	]FLT_DIG[ 	]/a\
+#endif'\
+      -e '/[ 	]DBL_MIN[ 	]/i\
+#ifndef DBL_MIN'\
+      -e '/[ 	]DBL_MIN[ 	]/a\
+#endif'\
+      -e '/[ 	]DBL_MAX[ 	]/i\
+#ifndef DBL_MAX'\
+      -e '/[ 	]DBL_MAX[ 	]/a\
+#endif'\
+      -e '/[ 	]DBL_DIG[ 	]/i\
+#ifndef DBL_DIG'\
+      -e '/[ 	]DBL_DIG[ 	]/a\
+#endif' $file_to_fix > /tmp/$base
+  if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \
+    echo No change needed in $file_to_fix
+  else
+    echo Fixed $file_to_fix
+    rm -f ${LIB}/$file
+    cp /tmp/$base ${LIB}/$file
+  fi
+  rm -f /tmp/$base
+fi
+
 echo 'Removing unneeded directories:'
 cd $LIB
 files=`find . -type d -print | sort -r`