1 files changed, 74 insertions, 0 deletions
diff --git a/binutils-2.25/gold/testsuite/relro_test.sh b/binutils-2.25/gold/testsuite/relro_test.sh
new file mode 100755
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--- /dev/null
+++ b/binutils-2.25/gold/testsuite/relro_test.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+# relro_test.sh -- test -z relro
+
+# Copyright 2010, 2011 Free Software Foundation, Inc.
+# Written by Cary Coutant <ccoutant@google.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+# This test checks that the PT_GNU_RELRO segment is properly
+# aligned and is coincident with the beginning of the data segment.
+
+
+# Cleans a hexadecimal number for input to dc.
+clean_hex()
+{
+  echo "$1" | sed -e 's/0x//' -e 'y/abcdef/ABCDEF/'
+}
+
+check()
+{
+  # Get the address and length of the PT_GNU_RELRO segment.
+  RELRO_START=`grep GNU_RELRO "$1" | awk '{ print $3; }'`
+  RELRO_LEN=`grep GNU_RELRO "$1" | awk '{ print $6; }'`
+
+  if test -z "$RELRO_START"
+  then
+    echo "Did not find a PT_GNU_RELRO segment."
+    exit 1
+  fi
+
+  # Get the address and alignment of the PT_LOAD segment whose address
+  # matches the PT_GNU_RELRO segment.
+  LOAD_ALIGN=`grep LOAD "$1" | awk -v A=$RELRO_START '$3 == A { print $NF; }'`
+  LOAD_LEN=`grep LOAD "$1" | awk -v A=$RELRO_START '$3 == A { print $6; }'`
+
+  if test -z "$LOAD_LEN"
+  then
+    echo "Did not find a PT_LOAD segment matching the PT_GNU_RELRO segment."
+    exit 1
+  fi
+
+  # Compute the address of the end of the PT_GNU_RELRO segment,
+  # modulo the alignment of the PT_LOAD segment.
+  RELRO_START=`clean_hex "$RELRO_START"`
+  RELRO_LEN=`clean_hex "$RELRO_LEN"`
+  LOAD_ALIGN=`clean_hex "$LOAD_ALIGN"`
+  RELRO_END=`echo "16o 16i $RELRO_START $RELRO_LEN + p" | dc`
+  REM=`echo "16i $RELRO_END $LOAD_ALIGN % p" | dc`
+
+  if test "$REM" -eq 0; then
+    :
+  else
+    echo "PT_GNU_RELRO segment does not end at page boundary."
+    exit 1
+  fi
+}
+
+check relro_test.stdout