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+#!/bin/sh
+
+# Build tools for testing GCC.
+# Copyright (C) 1999, 2000, 2001, 2002, 2009
+# Free Software Foundation, Inc.
+
+# 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; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
+
+# INPUT:
+# btest <target> <source> <prefix> <state> <build>
+# TARGET is the target triplet. It should be the same one as used in
+# constructing PREFIX. Or it can be the keyword 'native', indicating
+# a target of whatever platform the script is running on.
+TARGET=$1
+# SOURCE is the directory containing the toplevel configure.
+SOURCE=$2
+
+# PREFIX is the directory for the --prefix option to configure.
+PREFIX=$3
+
+# STATE is where the tester maintains its internal state,
+# described below.
+STATE=$4
+
+# BUILD is a temporary directory that this script will
+# delete and recreate, containing the build tree.
+BUILD=$5
+
+# you also probably need to set these variables:
+# DEJAGNU: should point to a site.exp suitable for testing
+# the compiler and debugger.
+
+# OUTPUT: in $RESULT, one of the following keywords:
+# error the script failed due to
+# a misconfiguration or resource limitation
+# build the build failed
+# regress-<n> the build succeeded, but there were <n>
+# testsuite regressions, listed in $REGRESS
+# pass build succeeded and there were no regressions
+RESULT=$STATE/RESULT
+# in BUILD_LOG, the output of the build
+BUILD_LOG=$STATE/build_log
+# in FAILED, a list of failing testcases
+FAILED=$STATE/failed
+# in PASSES, the list of testcases we expect to pass
+PASSES=$STATE/passes
+# in REGRESS, a list of testcases we expected to pass but that failed
+REGRESS=$STATE/regress
+
+# Make sure various files exist.
+[ -d $STATE ] || mkdir $STATE
+[ -f $PASSES ] || touch $PASSES
+
+# These lines should stay in this order, because
+# that way if something is badly wrong and $RESULT can't
+# be modified then cron will mail the error message.
+# The reverse order could lead to the testsuite claiming that
+# everything always passes, without running any tests.
+echo error > $RESULT || exit 1
+exec > $BUILD_LOG 2>&1 || exit 1
+
+set -x
+
+# TESTLOGS is the list of dejagnu .sum files that the tester should
+# look at.
+TESTLOGS="test/gcc/gcc.sum
+test/g++/g++.sum"
+
+# Nuke $BUILD and recreate it.
+rm -rf $BUILD $REGRESS $FAILED
+mkdir $BUILD $BUILD/build $BUILD/objs || exit 1
+cd $BUILD || exit 1
+
+# This script used to use config.guess, but that is not how releng
+# determines hostnames.
+H_BUILD=`$SOURCE/config.guess || exit 1`
+H_HOST=$H_BUILD
+if [ $TARGET = native ] ; then
+ H_TARGET=$H_HOST
+else
+ H_TARGET=$TARGET
+fi
+H_REAL_TARGET=`$SOURCE/config.sub $H_TARGET || exit 1`
+H_REAL_BUILD=`$SOURCE/config.sub $H_BUILD || exit 1`
+H_REAL_HOST=`$SOURCE/config.sub $H_HOST || exit 1`
+
+# Build.
+echo build > $RESULT
+
+cd $BUILD/build || exit 1
+TMP_PREFIX=$BUILD/install
+$SOURCE/configure --prefix=$PREFIX --target=$H_TARGET || exit 1
+if [ $H_REAL_TARGET = $H_REAL_HOST -a $H_REAL_TARGET = i686-pc-linux-gnu ]
+ then
+ make all-gdb all-dejagnu all-ld || exit 1
+ make install-gdb install-dejagnu install-ld || exit 1
+elif [ $H_REAL_TARGET = $H_REAL_HOST ] ; then
+ make bootstrap || exit 1
+ make install || exit 1
+else
+ make || exit 1
+ make install || exit 1
+fi
+
+if [ -x $PREFIX/bin/$TARGET-gdb ] ; then
+ mkdir -p $PREFIX/share/gdb-testsuite || exit 1
+ cd $SOURCE/gdb/testsuite || exit 1
+ find . -print | cpio -pdmu $PREFIX/share/gdb-testsuite || exit 1
+ # selftest.exp requires keeping old sources around, which is impractical
+ rm $PREFIX/share/gdb-testsuite/gdb.base/selftest.exp
+ # these tests seem to be broken and randomly failing
+ rm -r $PREFIX/share/gdb-testsuite/gdb.mi
+fi
+
+echo pass > $RESULT
+exit 0