File: checkbuilds.in

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mpich 3.3-3
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  • sloc: ansic: 975,868; cpp: 57,437; f90: 53,762; perl: 19,562; xml: 12,464; sh: 12,303; fortran: 7,875; makefile: 7,078; ruby: 126; java: 100; python: 98; lisp: 19; php: 8; sed: 4
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#! /usr/bin/env perl
# -*- Mode: perl; -*-
# @configure_input@
#
# Configure and build mpich with some of the options
#
# Set default values
$projects_dir = "/home/MPI/testing/tsuites";
# alt is for systems that have /homes instead of /home
$altprojects_dir = "/homes/MPI/testing/tsuites";
if (! -d $projects_dir && -d $altprojects_dir ) {
    $projects_dir = $altprojects_dir;
}
$srcdir  = "/home/MPI/testing/mpich2/mpich2";
$logname = $ENV{"LOGNAME"};
$tmpdir = "/sandbox/$logname";
# rundir is the directory in which to run the tests.
$rundir = "";

# By default, use random arguments for the tests
$use_rand_args = 1;
#
$is_xml = 0;
# Set the default compilers.  These can be overridden by setting the CC
# and FC environment variables.
$ccname = "gcc";
$fcname = "f77";
#
# Set whether the C++ and Fortran bindings have been built.  
$has_f77 = 1;
$has_cxx = 1;

# Set this for the make option to enable the execution of multiple job
# steps at once.  Do not use this if the archive step (ar) is not setup
# to avoid concurrent, conflicting updates to the same archive.
$parallelBuild = "-j 8";
#$parallelBuild = "";
#
# Some process managers require separate startup and rundown steps.  The 
# following variables are used to handle this
$StartDemon = "";     # Name of routine to start demons
$StopDemon  = "";     # Name of routine to stop demons
$hasDemon   = 0;

#
# Set available options.  For enable and with, the values are
# {with,enable}-name[;possiblevalues]*
# We need a way to keep these consistent with the arguments recognized by
# configure
@enable_array = ( 
		  'error-checking;no;runtime;all', 
		  'error-messages;all;generic;class;none',
		  'timer-type;linux86_cycle;gethrtime;clock_gettime;gettimeofday',
		  'timing;none;all;runtime;log;log_detailed',
		  'g;none;all;handle;dbg;log;meminit;handlealloc;instr;mem;mutex;mutexnesting;memarena',
		  'fast;nochkmsg;notiming;ndebug;all',
		  'f77',
		  'fc',
		  'cxx',
		  'romio',
		  'coverage',
                  'check-compiler-flags',
                  'smpcoll',
		  'strict;c99;posix',    #;posix
		  'debuginfo', # Message queues
		  'weak-symbols;no;yes',
                  'threads;single;multiple;runtime',
                  'thread-cs;global;per-object;lock-free',
                  'refcount;lock;lock-free;none',
                  'mutex-timing',
                  'multi-aliases',
                  'wrapper-rpath',
                  'predefined-refcount',
                  'alloca',
                  'yield;sched_yield;yield;select;usleep;sleep',
                  'checkpointing',
		  'runtimevalues',   # Fortran true/false
);
%chosenEnable = ();
@with_array = (
	       'logging;none;rlog',
	       'pmi;simple',    #; uni no longer supported
	       'pm;gforker', #;remshell
	       'namepublisher;no;file', #;ldap:ldapserver',
	       'device;ch3;ch3:sock',
);
%chosenWith = ();
@env_array = (
#	      'CC;gcc;cc;pgcc;ecc;xlc',
#	      'FC;f77;pgf77;efc;xlf',
#	      'CXX;gcc;CC;pgCC;ecc;xlC',
#             'CFLAGS;-g;-O',
);	      

# Also cross;sample-cross-files, but we need the files first
# Also missing are levels of thread support.

$n_enable  = $#enable_array + 1;
$n_with    = $#with_array + 1;
$n_env     = $#env_array + 1;
$show      = 0;
$debug     = 0;
$echoSteps = 0;         # Set to one to echo each run program to stdout
$report_signals = 1;    # Set to one to generate a message about signals
                        # received by a program
$max_count = 5;
$OUTFD     = OUTFD;
#
# The following variable separate the various sections
$TestStart = "-----------------------------------------------------------\n";
$TestEnd   = "-----------------------------------------------------------\n";
$TestDateStart = "Run on ";
$TestDateEnd   = "\n";
$TestHostStart = "Run on host ";
$TestHostEnd   = "\n";
$TestUserStart = "Run by ";
$TestUserEnd   = "\n";
$ConfigStart = " -- Begin Configure Step -- \n";
$ConfigEnd   = " -- End   Configure Step -- \n";
$MakeStart   = " -- Begin Make Step --\n";
$MakeEnd     = " -- End   Make Step --\n";
$GlobNameStart = " -- Begin Check of global names --\n";
$GlobNameEnd   = " -- End   Check of global names --\n";
$UsedNameStart = " -- Begin Check of used names --\n";
$UsedNameEnd   = " -- End   Check of used names --\n";
$MakeInstStart = " -- Begin Make Install Step --\n";
$MakeInstEnd   = " -- End   Make Install Step --\n";
$MakeInstcheckStart = " -- Begin Make Installcheck Step --\n";
$MakeInstcheckEnd   = " -- End   Make Installcheck Step --\n";
$RunTestStart  = " -- Begin Run Test Step --\n";
$RunTestEnd    = " -- End   Run Test Step --\n";
$SumStart = "";
$SumEnd   = "";
$SumConfigStart = "Config status = ";
$SumConfigEnd   = "\n";
$SumMakeStart = "Make status = ";
$SumMakeEnd   = "\n";
$SumGlobStart  = "Global name check status = ";
$SumGlobEnd    = "\n";
$SumInstStart = "Install status = ";
$SumInstEnd   = "\n";
$SumTestRunStart = "Test status = ";
$SumTestRunEnd   = "\n";

# Defaults
$config_args = "";
$with_args   = "";
$enable_args = "";
$env_args    = "";
$outfile     = "";
$builddir    = "";
$instdir     = "";
# Read the arguments
foreach $_ (@ARGV) {
    if (/--?enable-n=(\d*)/) {
	$n_enable = $1;
    }
    elsif (/--?with-n=(\d*)/) {
	$n_with = $1;
    }
    elsif (/--?show/) {
	$show = 1;
    }
    elsif (/--?debug/) {
	$debug = 1;
    }
    elsif (/--?envopt=(.*)/) {
	# Add a list of possible env values
	$env_array[$#env_array+1] = $1;
	$n_env    = $#env_array + 1;
    }
    elsif (/--?srcdir=(.*)/) {
	$srcdir  = $1;
    }
    elsif (/--?instdir=(.*)/) {
	$instdir = $1;
    }
    elsif (/--?rundir=(.*)/) {
	$rundir = $1;
    }
    elsif (/--?projectsdir=(.*)/) {
	$projects_dir = $1;
    }
    elsif (/--?maxcount=(.*)/) {
	# max count.  Set to -1 for infinity
	$max_count = $1;
    }
    elsif (/--?maxtime=(.*)/) {
	# max time in seconds
	set_time_left( $1 );
    }
    elsif (/--?tests=(.*)/) {
	$tests = ":" . $1 . ":";
    }
    elsif (/--?outfile=(.*)/) {
	$outfile = $1;
    }
    elsif (/--?tmpdir=(.*)/) {
	$tmpdir = $1;
    }
    elsif (/--?builddir=(.*)/) {
	$builddir = $1;
    }
    elsif (/--?xml/) {
	&XMLStyle;
	$is_xml = 1;
    }
    elsif (/--?norand/) {
	$use_rand_args = 0;
    }
    elsif (/--?enable=(.*)/) {
	$use_rand_args = 0;
	$enable_args .= "$1 ";
    }
    elsif (/--?with=(.*)/) {
	$use_rand_args = 0;
	$with_args .= "$1 ";
    }
    elsif (/--?env=(.*)/) {
	$use_rand_args = 0;
	$envval=$1;
	$envval =~ s/ /<SP>/g;
	$env_args .= "--env-$envval ";
    }
    elsif (/--?configarg=(.*)/) {
	# Use this to add a special arg (such as -host) to the 
	# configure call
	$config_args .= "$1 ";
    }
    elsif (/--?help/) {
	print STDERR "\
checkbuilds [ -enable-n=d ] [ -with-n=d ] [ -show ] [-envopt=name;value;... ]
            [-srcdir=SRCDIR] [-instdir=INSTALLDIR] [-builddir=BUILDDIR]
            [-maxcount=MAXCNT] [-maxtime=MAXTIME] 
            [-norand ] [-enable=enable-args] [-with=with-args]
            [-tmpdir=dir]
        -enable-n=d sets the number of --enable options to try
        -with=n=d set the number of --with options to try
        -envopt=name;value;... adds an environment variable with possible
                 values (quote the text so that the semicolons do not
                 cause trouble)

        -maxcount sets the number of builds to try
        -maxtime sets the maximum length of time to run
        Example:
        checkbuilds -envopt=\"CC;gcc;pgcc;ecc\"\n";
        exit(0);
    }

    else {
	print STDERR "checkbuilds: Unrecognized argument $_\n";
	exit(1);
    }
}

#
# Set directories that have not been chosen.
if ($instdir eq "") {
    $instdir = "$tmpdir/cb/mpi2-inst";
}
if ($mpich1_dir eq "") {
    $mpich1_dir = "$projects_dir/mpich1test";
}
# Make the builddir compatible with the installation directory
if ($builddir eq "") {
    $builddir = "$tmpdir/cb/mpich2";
}

# ---------------------------------------------------------------------------

#
# ---------------------------------------------------------------------------
# Run one instance of the configuration
sub RunTest {
    my $makepgm;

    $rc = chdir $builddir;
    if (!$rc) {
	print STDERR "Cannot change to $builddir\n";
	return;
    }
    # Clean the installation and build directories
    # Even better would be to remove the installation directory alltogether,
    # but we should only do that if explicitly requested (we could
    # *require* an empty directory for the tests instead)
    if (-d "$instdir/lib") {
	system "rm -f $instdir/lib/libmpi*.* $instdir/lib/libmpifort*.*";
	system "rm -f $instdir/lib/libmpe*.a";
    }
    if (-d "$instdir/bin") {
	system "rm -f $instdir/bin/mpi*";
    }
    if (-d "$builddir/lib") {
	system "rm -f $builddir/lib/libmpi*.* $builddir/lib/libmpifort*.*";
	system "rm -f $builddir/lib/libmpe*.a";
    }
    # 
    # Create the with and enable options
    #$enable_args = "--enable-strict";  # Only if compiler is gcc
    # Chosen *without* replacement.  If an option is chosen twice, 
    # then there will be fewer options
    %chosenWith = ();
    %chosenEnable = ();
    if ($use_rand_args) {
	$enable_args = &RandArgs( $n_enable, "enable_array", "enable", "disable" );
	$with_args   = &RandArgs ( $n_with, "with_array", "with", "without" );
	
	# To set the environment, use the same code to set things up,
	# then process the env array to set the environment
	$env_args    = &RandArgs( $n_env, "env_array", "env" );
    }
    foreach my $en (split(/\s+/,$enable_args)) {
	if ($en =~ /--enable-([-A-Za-z0-9=]*)/) {
	    my $name = $1;
	    if ($name =~ /(.*)=(.*)/) {
		$chosenEnable{$1} = $2;
		$name = $1;
	    }
	    else {
		$chosenEnable{$name} = "yes";
	    }
	    print STDERR "setting chosen enable of $name to $chosenEnable{$name}\n" if $debug;
	}
    }
    foreach my $en (split(/\s+/,$with_args)) {
	if ($en =~ /--with-([-A-Za-z0-9=]*)/) {
	    my $name = $1;
	    if ($name =~ /(.*)=(.*)/) {
		$chosenWith{$1} = $2;
		$name = $1;
	    }
	    else {
		$chosenWith{$name} = "yes";
	    }
	    print STDERR "setting chosen with of $name to $chosenWith{$name}\n" if $debug;
	}
    }

    $envset = "";
    %saveENV = %ENV;
    foreach $_ (split(/ /,$env_args)) {
	if (/--env-([^=]*)=(.*)/) {
	    $name  = $1;
	    $value = $2;
	    # Replace <SP> with blanks
	    $value =~ s/<SP>/ /g;
	    # Grrr <SP> is a bad choice, since <> are shell metacharacters.
	    # Allow --SP-- as an alternative
	    $value =~ s/--SP--/ /g;
	    print "Env $name = $value\n" if $debug;
	    # Since most of these so far are programs, we should check to 
	    # see if they're available.  Instead, we'll make the user
	    # specify the valid values (see -envopt above)
	    $ENV{$name} = $value;
	    $envset .= "$name = $value; ";
	}
    }

    # Get the version of make to use
    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
    }
    else {
	$makepgm = "make";
    }

    # Check configure location
    if ( ! (-x "$srcdir/configure") && (-x "./configure") ) {
	$srcdir = ".";
    }
    $config_status    = "none";
    $make_status      = "none";
    $globcheck_status = "none";
    # usedname is from the old test to check for which routines
    # were loaded for the simplest MPI Hello World program.
    #$usedname_status  = "none";
    $install_status   = "none";
    $installcheck_status = "none";
    $test_status      = "none";
    if ($show) {
	print "Configure: $enable_args $with_args $config_args\n";
	if ($envset ne "") {
	    print "Environment = $envset\n";
	}
    }
    else {
#	$enable_args .= " --enable-echo";
	print $OUTFD $TestStart;
	my $host = `uname -n`;
	print $OUTFD "$TestHostStart$host$TestHostEnd";
	my $user = $ENV{"LOGNAME"};
	print $OUTFD "$TestUserStart$user$TestUserEnd";
	my $date = `date "+%Y-%m-%d-%H-%M"`;
	print $OUTFD "$TestDateStart$date$TestDateEnd";
	unlink "Makefile";
	print $OUTFD $ConfigStart;
	@config = split( /\s+/, "$srcdir/configure --prefix=$instdir $enable_args $with_args $config_args" );
	print $OUTFD "Configure: " . join(" ", @config) . "\n";
	if ($envset ne "") {
	    print $OUTFD "Environment = $envset\n";
	}
	$rc = &RunProgram( @config );
	$config_status = $rc;
	if (! -s "Makefile" && $rc == 0) {
	    $config_status = "No Makefile";
	    $rc = 1;
	}
	print $OUTFD $ConfigEnd;
	# print "rc = $rc\n";
	if ($rc == 0) {
	    print $OUTFD $MakeStart;
	    $rc = &RunProgram( "$makepgm $parallelBuild" );
	    print $OUTFD $MakeEnd;
	    $make_status = $rc;
	    if ($rc == 0) {
		# Only perform these steps if the make succeeded

# FIXME: Restore the tests for nonconforming global systems and for 
# minimum memory and routing footprint

# Deleted this test because it is no longer a design goal for MPICH
# that it have no nonconforming global symbols

# Deleted this test because it is no longer a design goal for MPICH2
# to have a minimum memory and routine footprint.

		# Install the libraries
		print $OUTFD $MakeInstStart;
		# Clean the install directory
		$install_status = &RunProgram( "$makepgm install" );
		if ($install_status) {
		    my $cwd = `pwd`;
		    chomp $cwd;
		    print $OUTFD "Current directory is $cwd\n";
		}
		print $OUTFD $MakeInstEnd;
		if ($install_status == 0) {
		    # Try the install check target
		    print $OUTFD $MakeInstcheckStart;
		    $installcheck_status = &RunProgram( "$makepgm installcheck" );
		    print $OUTFD $MakeInstcheckEnd;
		    # Run the tests
		    $test_status = &RunTestSuites;
		}
	    }
	}
	print $OUTFD $TestEnd;
    }
    %ENV = %saveENV;

    print $OUTFD $SumStart;
    print $OUTFD $SumConfigStart;
    print $OUTFD $config_status;
    print $OUTFD $SumConfigEnd;
    print $OUTFD $SumMakeStart;
    print $OUTFD $make_status;
    print $OUTFD $SumMakeEnd;
    print $OUTFD $SumGlobStart;
    print $OUTFD $globcheck_status;
    print $OUTFD $SumGlobEnd;
    print $OUTFD $SumInstStart;
    print $OUTFD $install_status;
    print $OUTFD $SumInstEnd;
    print $OUTFD $SumTestRunStart;
    print $OUTFD $test_status;
    print $OUTFD $SumTestRunEnd;
    print $OUTFD $SumEnd;
}

# ---------------------------------------------------------------------------
# Chosen *without* replacement.  If an option is chosen twice, 
# then there will be fewer options
sub RandArgs { 
    my ($n_choice, $array_name, $optname, $negoptname ) = @_;
    my @chosen = ( );
    my $args = "";
    my $array_len = $#$array_name;
    my $idx;

    print "select $n_choice\n" if $debug;
    for (my $i=0; $i<$n_choice; $i++) {
	$idx = int( rand (1 + $array_len) );
	print "Found $idx\n" if $debug;
	if ($chosen[$idx]) { next; }
	$chosen[$idx] = 1;
	@args = split( /;/, $$array_name[$idx] );
	print "Trying $$array_name[$idx]\n" if $debug;
	$name = $args[0];
	if ($#args == 0) {
	    # Only the name is provided.  Choose one of three
	    # choices:
	    #    No option (skip this one)
	    #    just --$optname-$name
	    #    just --$negoptname-$name (if non-null)
	    $idx = int ( rand ( 3 ) );
	    if ($idx == 0) {
		$args .= " --$optname-$name";
	    }
	    elsif ($idx == 1 && $negoptname ne "") {
		$args .= " --$negoptname-$name";
	    }
	    else {
		# skip
		;
	    }
	}
	else {
	    $idx = 1 + int( rand $#args );
	    $value = $args[$idx];
	    if ($value ne "") {
		$args .=  " --$optname-$name=$value";
	    }
	    else {
		$args .= " --$optname-$name";
	    }
	}
    }
    return $args;
}
    
# ---------------------------------------------------------------------------
# Timer support.  Time_left returns 1 if time remains, 0 otherwise
$final_time = -1;
sub set_time_left {
    my $delta_time = $_[0];
    $final_time = time + $delta_time;
}
sub time_left {
    if ($final_time eq "" || $final_time == -1) {     return 1; }
    if (time > $final_time) { return 0; }
    else                    { return 1; }
}

# ---------------------------------------------------------------------------
# cb for check build
#
# Eventually, we'll need
#   bootstep
#   compiler names
#   unbootstep
# for each test.
#
sub RunTestSuites {
    my $run_status = 0;
    my $r_status = 0;
    # Start by adding "notest" files to any optional tests
    if (!$has_cxx) {
	&SkipCxxTestSuite;
    }
    foreach my $testname (split(':',$tests)) {
	if ($testname eq "") { next; }
	print $OUTFD $RunTestStart;
	if ($is_xml) { 
	    print $OUTFD "<TESTNAME>$testname</TESTNAME>\n";
	    print $OUTFD "<TESTOUT>\n";
	    }
	else {
	    print $OUTFD "Running test $testname...\n";
	}
	# Eventually, we should store the test routines in a hash, 
	# with the key the test name and the value the name of the 
	# routine.  
	if ($testname eq "mpich") {
	    &RunMpichTestSuite;
	}
	elsif ($testname eq "intel") {
	    &RunIntelTestSuite;
	}
	elsif ($testname eq "testmpio") {
	    &RunTestMPIOSuite;
	}
	elsif ($testname eq "mpicxx" && $has_cxx) {
	    &RunCxxTestSuite;
	}
	elsif ($testname eq "mpich2") {
	    &RunMPICH2TestSuite;
	}
	else {
	    print $OUTFD "checkbuilds: Unrecognized test $testname\n";
	}
	if ($is_xml) { 
	    print $OUTFD "</TESTOUT>\n";
	    }
	print $OUTFD $RunTestEnd;
	if ($run_status != 0) { 
	    # If any test fails, record its status.
	    $r_status = $run_status;
	}
    }
    return $r_status;
}
# ---------------------------------------------------------------------------
sub RunMpichTestSuite {
    my $nargs;
    $cwd = `pwd`;
    chomp $cwd;
    my @config;

    if ($mpich_test_dir eq "") {
	$mpich_test_dir = "$tmpdir/cb/mpitest";
    }

# Make sure that the tests run past a failure to build an
# executable.  Without this, the summary doesn't include
# any tests in the same directory that completed.
    $ENV{"MPITEST_CONTINUE"} = "always";

    $rc = chdir $mpich_test_dir;
    if (!$rc) {
	#print STDERR "Cannot change to $mpich_test_dir\n";
	return;
    }

    # A special hack for the io part 
    # If there is no link or io directory, create one and populate it
    if (! -f "io/Mfile.in") {
	if (-s "$mpich1_dir/io/Mfile.in") {
	    if (! -d "io" && ! -l "io") { 
		`mkdir "io"`;
	    }
	    `cp $mpich1_dir/io/*.in io`;
	}
	elsif (-s "$srcdir/src/mpi/romio/test/Mfile.in") {
	    if (! -d "io" && ! -l "io") { 
		`mkdir "io"`;
	    }
	    `cp $srcdir/src/mpi/romio/test/*.in io`;
	}
	# Else, we can't find the IO tests, so we don't create the io 
	# directory
    }

    # Create the arguments for the configure step
    $nargs = 0;
    $config[$nargs++] = "$mpich1_dir/configure";
    $config[$nargs++] = "--prefix=$instdir";
    $config[$nargs++] = "-mpilibname=mpich";
    if (defined($chosenEnable{"romio"})) {
	$config[$nargs++] = "--enable-io";
    }
    # f77 is now the default, so we should run with the f77 tests
    # unless we did not build f77
    if (! $has_f77) {  # !defined($chosenEnable{"f77"}) 
	$config[$nargs++] = "--disable-f77";
    }

# This isn't right, since these need to use the compilation 
# scripts.  We'll approximate this by trying to use the
# compilation scripts if they're found
    if (defined($ENV{"CC"})) {
	$ccname = $ENV{"CC"};
    }
    if (defined($ENV{"FC"})) {
	$fcname = $ENV{"FC"};
    }
# Note that there are no quotes in the following because
# they are not needed (no shell evaluation here)
    if (-x "$instdir/bin/mpicc" ) {
	$config[$nargs++] = "-cc=$instdir/bin/mpicc";
    }
    else {
	$config[$nargs++] = "-cc=$ccname -I$instdir/include -L$instdir/lib";
    }
    if (-x "$instdir/bin/mpifort" ) {
	$config[$nargs++] = "-fc=$instdir/bin/mpifort";
    }
    else {
	$config[$nargs++] = "-fc=$fcname -I$instdir/include -L$instdir/lib";
    }
    # Add $config[$nargs++] = "--enable-coverage"; 
    # if we build mpich2 with the coverage switch.

    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
	$config[$nargs++] = "-make=$makepgm";
    }
    else {
	$makepgm = "make";
    }
    #$config[$nargs++] = "--enable-echo";
    %saveENV = %ENV;
    $ENV{MPIRUN} = "$instdir/bin/mpiexec";
    # This timeout needs to be made uniform for all mpiruns
    # 3 minutes is enough for some of our slower machines
    $ENV{MPIEXEC_TIMEOUT} = "180";
    $rc = &RunProgram( @config );
    if ($rc == 0) {
	if ($hasDemon) {
	    &$StartDemon;
	}
	$rc = &RunProgram( "$makepgm testing" );
	$test_status = $rc;
	if ($run_status == 0 && $rc != 0) { $run_status = $rc; }
	if ($hasDemon) {
	    &$StopDemon;
	}
    }
    else {
	$run_status = $rc;
	print $OUTFD "Configure step for test failed\n";
	print $OUTFD "Could not execute " . join(" ", @config) . "\n";
	print $OUTFD "Environment was\n";
	foreach $key (keys(%ENV)) {
	    my $line = "$key = $ENV{$key}";
	    if ($is_xml) { $line = &XMLify( $line ); }
	    print $OUTFD "$line\n";
	}
    }
    %ENV = %saveENV;
    chdir $cwd;
}
# ---------------------------------------------------------------------------
sub SkipCxxTestSuite {
    if ($mpicxx_test_dir eq "") {
	$mpicxx_test_dir = "$tmpdir/cb/mpicxxtest";
    }
    `date > $mpicxx_test_dir/notest`;
}
sub RunCxxTestSuite {
    my $nargs = 0;
    $cwd = `pwd`;
    chomp $cwd;
    my @config;

    if ($mpicxx_test_dir eq "") {
	$mpicxx_test_dir = "$tmpdir/cb/mpicxxtest";
    }
    #
    # First, check for the mpicxx program
    if (! -x "$instdir/bin/mpicxx" || !defined($chosenEnable{"cxx"})) { 
	# Probably built without C++ support
	$run_status = 0;  
	&SkipCxxTestSuite;
	return;
    }
    $rc = chdir $mpicxx_test_dir;
    if (!$rc) {
	#print STDERR "Cannot change to $mpicxx_test_dir\n";
	return;
    }
    # Remove any "notest" file
    if (-s "notest") { unlink "notest"; }
    $config[$nargs++] = "$projects_dir/mpicxxtest/configure";
    $config[$nargs++] = "--with-mpich=$instdir";
    $config[$nargs++] = "--enable-xml";
    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
    }
    else {
	$makepgm = "make";
    }
    %saveENV = %ENV;
    # This timeout needs to be made uniform for all mpiruns
    # 3 minutes is enough for some of our slower machines
    $ENV{MPIEXEC_TIMEOUT} = "180";
    $rc = &RunProgram( @config );
    if ($rc == 0) {
	if ($hasDemon) {
	    &$StartDemon;
	}
	$rc = &RunProgram( "$makepgm run-tests" );
	$test_status = $rc;
	if ($run_status == 0 && $rc != 0) { $run_status = $rc; }
	# This step converts the summary.xml file into a valid XML file
	# by adding the appropriate header and footer
	$rc = &RunProgram( "$makepgm get-summary" );
	if ($hasDemon) {
	    &$StopDemon;
	}
    }
    else {
	$run_status = $rc;
	print $OUTFD "Configure step for test failed\n";
	print $OUTFD "Could not execute " . join(" ", @config) . "\n";
	print $OUTFD "Environment was\n";
	foreach $key (keys(%ENV)) {
	    my $line = "$key = $ENV{$key}";
	    if ($is_xml) { $line = &XMLify( $line ); }
	    print $OUTFD "$line\n";
	}
    }
    %ENV = %saveENV;
    chdir $cwd;
}

# Run the LLNL IO Test suite
sub RunTestMPIOSuite {
    my $nargs = 0;
    my $testname = "testing";
    $cwd = `pwd`;
    chomp $cwd;

    my @config;

    if ($testmpio_test_dir eq "") {
	$testmpio_test_dir = "$tmpdir/cb/testmpio";
    }

    $rc = chdir $testmpio_test_dir;
    if (!$rc) {
	print $OUTFD "Cannot change to $testmpio_test_dir\n";
	return;
    }

    # Switch to using the checked-in version of the Testmpio test
    if (-x "$projects_dir/testmpio/configure") {
        $config[$nargs++] = "$projects_dir/testmpio/configure";
    }
    elsif (-x "$projects_dir/Testmpio/configure") {
        $config[$nargs++] = "$projects_dir/Testmpio/configure";
    }
    else {
        print $OUTFD "Cannot find testmpio source directory!";
        return;
    }
    $config[$nargs++] = "--enable-xml";
    $config[$nargs++] = "CC=$instdir/bin/mpicc";
    $config[$nargs++] = "MPIEXEC=$instdir/bin/mpiexec";
    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
    }
    else {
	$makepgm = "make";
    }
    %saveENV = %ENV;
    # This timeout needs to be made uniform for all mpiruns
    # 3 minutes is enough for some of our slower machines
    $ENV{MPIEXEC_TIMEOUT} = "180";
    $rc = &RunProgram( @config );
    if ($rc == 0) {
	if ($hasDemon) {
	    &$StartDemon;
	}
	$rc = &RunProgram( "$makepgm $testname" );
	$test_status = $rc;
	if ($run_status == 0 && $rc != 0) { $run_status = $rc; }
	if ($hasDemon) {
	    &$StopDemon;
	}
	if ($test_status != 0) {
	    # Try to figure out what went wrong.  
	    if (-s "Test/test.results") { 
		&CopyFileToOutput( "Test/test.results" );
	    }
	}
    }
    else {
	$run_status = $rc;
	print $OUTFD "Configure step for test failed\n";
	print $OUTFD "Could not execute " . join(" ", @config) . "\n";
	print $OUTFD "Environment was\n";
	foreach $key (keys(%ENV)) {
	    my $line = "$key = $ENV{$key}";
	    if ($is_xml) { $line = &XMLify( $line ); }
	    print $OUTFD "$line\n";
	}
    }
    %ENV = %saveENV;
    chdir $cwd;
}


sub RunIntelTestSuite {
    my $nargs = 0;
    my $testname = "newtestl";
    $cwd = `pwd`;
    chomp $cwd;

    my @config;

    if ($intel_test_dir eq "") {
	$intel_test_dir = "$tmpdir/cb/MPITEST";
    }

    $rc = chdir $intel_test_dir;
    if (!$rc) {
	#print STDERR "Cannot change to $intel_test_dir\n";
	return;
    }

    # Switch to using the checked-in version of the Intel test
    $config[$nargs++] = "$projects_dir/IntelMPITEST/configure";
    $config[$nargs++] = "--with-mpich2=$instdir";
    # The Absoft Fortran compiler fails some tests if MAX_RANKS
    # (used to dimension some arrays) is too large.  Since the 
    # default tests never use more than 6 processes, setting a 
    # maximum of 16 is safe.
    $config[$nargs++] = "--enable-maxprocs=16";
    # f77 is now the default, so we should run with the f77 tests
    # unless we did not build f77
    if (!$has_f77) {       # defined($chosenEnable{"f77"})
	# Only run the C tests if we did not build fortran
	$config[$nargs++] = "--disable-f77";
	$testname = "newtestl_c";
    }
    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
    }
    else {
	$makepgm = "make";
    }
    %saveENV = %ENV;
    # This timeout needs to be made uniform for all mpiruns
    # 3 minutes is enough for some of our slower machines
    $ENV{MPIEXEC_TIMEOUT} = "180";
    $rc = &RunProgram( @config );
    if ($rc == 0) {
	if ($hasDemon) {
	    &$StartDemon;
	}
	$rc = &RunProgram( "$makepgm $testname" );
	$test_status = $rc;
	if ($run_status == 0 && $rc != 0) { $run_status = $rc; }
	if ($hasDemon) {
	    &$StopDemon;
	}
	if ($test_status != 0) {
	    # Try to figure out what went wrong.  
	    if (-s "Test/test.results") { 
		&CopyFileToOutput( "Test/test.results" );
	    }
	    if (! -s "lib/libmpitestf_mpich2.a" && 
		-s "lib/makeflib.log") {
		&CopyFileToOutput( "lib/makeflib.log" );
	    }
	    if (! -s "lib/libmpitest_mpich2.a" && 
		-s "lib/makeclib.log") {
		&CopyFileToOutput( "lib/makeclib.log" );
	    }
	    
	}
    }
    else {
	$run_status = $rc;
	print $OUTFD "Configure step for test failed\n";
	print $OUTFD "Could not execute " . join(" ", @config) . "\n";
	print $OUTFD "Environment was\n";
	foreach $key (keys(%ENV)) {
	    my $line = "$key = $ENV{$key}";
	    if ($is_xml) { $line = &XMLify( $line ); }
	    print $OUTFD "$line\n";
	}
    }
    %ENV = %saveENV;
    chdir $cwd;
}

sub RunMPICH2TestSuite {
    my $nargs = 0;
    my $makepgm;

    $cwd = `pwd`;
    chomp $cwd;

    # This must match the directory into which mpich2 was built for
    # us to use the configure there.
    if ($mpich2_test_dir eq "") {
	$mpich2_test_dir = "$builddir/test/mpi";
    }

    $rc = chdir $mpich2_test_dir;
    if (!$rc) {
	#print STDERR "Cannot change to $mpich2_test_dir\n";
	return;
    }

    # MPICH2 tests are already built, so no configure step required
    %saveENV = %ENV;
    #
    # Make sure that there a no leftovers
    # Get the version of make to use
    if (defined($ENV{"MAKE"})) {
	$makepgm = $ENV{"MAKE"};
    }
    else {
	$makepgm = "make";
    }
    &RunProgram( "$makepgm clean" );

    # This timeout needs to be made uniform for all mpiruns
    # 3 minutes is enough for some of our slower machines
    $ENV{MPIEXEC_TIMEOUT} = "180";
    if ($hasDemon) {
	&$StartDemon;
    }
    # The MPICH2 test suite has a program for running the tests
    $rc = &RunProgram( "./runtests -mpiexec=$instdir/bin/mpiexec -srcdir=$srcdir/test/mpi -tests=testlist -xmlfile=summary.xml" );
    $test_status = $rc;
    if ($run_status == 0 && $rc != 0) { $run_status = $rc; }
    if ($hasDemon) {
	&$StopDemon;
    }
    %ENV = %saveENV;
    chdir $cwd;
}
# ---------------------------------------------------------------------------
# RunProgram LIST
sub RunProgram {
    my $signal_num = 0;

    if ($echoSteps) {
	my $cmd = join(' ',@_);
	my $curdir = `pwd`;
	chomp $curdir;
	print STDOUT "Running $cmd in $curdir\n";
    }

    # perl does not correctly handle ">>foo 2>&1" redirection in system
    # correctly (some stderr escapes to the prior stderr).  This
    # code attempts to do the correct thing.
    # By reopening stdout and stderr, we can ensure that all of the 
    # output goes to the specified files.  Unfortunately, we can't
    # force perl to correctly flush files without open/close, so
    # we close the output file before the fork.  This guarantees that
    # the data is flushed.  We reopen it after the fork (which is implicit
    # in the open)
    if ($outfile ne "") {
	close $OUTFD;
    }

    # We now use a different approach that uses a open that creates a 
    # fork and associates file handle (CFD for Child FD).
    @args = @_;
    $pid = open(CFD,"-|");
    if ($pid == 0) {
	# we're the child
        open STDIN, '/dev/null';
	# Do we want to allow an output filter, e.g., to convert the 
	# output into well-formed XML?
        open STDERR, ">>&STDOUT";
        exec @args;
	die "Could not exec program $args[0]\n";
    }
    else {
	# Read from the child
	if ($outfile ne "") {
	    open( $OUTFD, ">>$outfile" ) || die "Could not reopen $outfile for appending\n";
	}
	while (<CFD>) {
	    if ($is_xml) {
		$_ = &XMLify( $_ );
	    }
	    print $OUTFD $_;
	}
	# Closing a pipe implicitly waits for the command on the other
	# end to complete, and puts the exit status into $?
	close CFD;
	# end of read from the child
	# Note that this status is usually shifted right by 8, so
	# we check for that
        $rc = $?;
	$signal_num = $rc & 127;
	if ($rc > 255) { $rc = $rc >> 8; }
	if ($signal_num != 0 && $report_signals) {
	    print OUTFD "Process exited with signal $signal_num\n";
	}
    }
    if ($echoSteps) {
	print STDOUT "Completed command with status $rc\n";
    }
    return $rc;
}
#
# Change output style
sub XMLStyle {
    $TestStart     = "<BUILDTEST>\n";
    $TestEnd       = "</BUILDTEST>\n";
    $TestDateStart = "<DATE>\n";
    $TestDateEnd   = "</DATE>\n";
    $TestHostStart = "<HOST>\n";
    $TestHostEnd   = "</HOST>\n";
    $TestUserStart = "<USER>\n";
    $TestUserEnd   = "</USER>\n";
    $ConfigStart   = "<CONFIG>\n";
    $ConfigEnd     = "</CONFIG>\n";
    $MakeStart     = "<MAKE>\n";
    $MakeEnd       = "</MAKE>\n";
    $GlobNameStart = "<GLOBNAME>\n";
    $GlobNameEnd   = "</GLOBNAME>\n";
    $UsedNameStart = "<USEDNAMES>\n";
    $UsedNameEnd   = "</USEDNAMES>\n";
    $MakeInstStart = "<MAKEINST>\n";
    $MakeInstEnd   = "</MAKEINST>\n";
    $MakeInstcheckStart = "<MAKEINSTCHECK>\n";
    $MakeInstcheckEnd   = "</MAKEINSTCHECK>\n";
    $RunTestStart  = "<RUNTEST>\n";
    $RunTestEnd    = "</RUNTEST>\n";
    $SumStart      = "<SUMMARY>\n";
    $SumEnd        = "</SUMMARY>\n";
    $SumConfigStart = "<STATUS NAME=\"configure\">";
    $SumConfigEnd   = "</STATUS>\n";
    $SumMakeStart  = "<STATUS NAME=\"make\">";
    $SumMakeEnd    = "</STATUS>\n";
    $SumGlobStart  = "<STATUS NAME=\"globname\">";
    $SumGlobEnd    = "</STATUS>\n";
    $SumInstStart  = "<STATUS NAME=\"install\">";
    $SumInstEnd    = "</STATUS>\n";
    $SumTestRunStart = "<STATUS NAME=\"test\">";
    $SumTestRunEnd   = "</STATUS>\n";
}
# ---------------------------------------------------------------------------
#
# Other options
# --enable-threads={single, multiple}
# ---------------------------------------------------------------------------
# Here's the real code to execute
# ---------------------------------------------------------------------------

if ($rundir ne "") { 
    chdir $rundir || die "could not change directory to $rundir\n";
}

# Select the output file
if ($outfile ne "") {
    if (! ($outfile =~ /^\//) ) {
	# Ensure that we have an absolute directory for the output file
	my $curdir = `pwd`;
	chop $curdir;
	$outfile = "$curdir/$outfile";
    }
    open( $OUTFD, ">$outfile" ) || die "Could not open $outfile for writing\n";
    # Setting autoflush is not enough to ensure that output is 
    # correctly ordered when child processes also write to the file.
    # All of the shells get this right but unfortunately perl does not.
    #autoflush $OUTFD 1;
    if ($is_xml) {
	print $OUTFD "<?xml version='1.0' ?>\n";
	print $OUTFD "<?xml-stylesheet href=\"build.xsl\" type=\"text/xsl\" ?>\n";
	print $OUTFD "<MPICH2BUILD>\n";
    }
}
else {
    $OUTFD = STDOUT;
}

# ---------------------------------------------------------------------------
#
# There are several ways to run the tests.  They are
#   For a fixed number of times
#   For a fixed length of time
for ($test_count = 0; 
     ($max_count < 0 || $test_count < $max_count) && &time_left;
     $test_count++) {
    if ($is_xml) {
    }
    else {
	print $OUTFD "\nRunning test $test_count\n\n";
    }
    &RunTest;
}
if ($is_xml) {
    print $OUTFD "</MPICH2BUILD>\n";
}
close $OUTFD;

sub CopyFileToOutput {
    my $filename = $_[0];
    my $linecount = 256;

    if (open( TESTFD, "<$filename" )) {
	print $OUTFD "First $linecount lines of $filename\n";
	while (<TESTFD>) {
	    if ($linecount <= 0) { last; }
	    if ($is_xml) {
		$_ = &XMLify( $_ );
	    }
	    print $OUTFD $_;
	    $linecount --;
	}
	close (TESTFD);
    }
}

sub XMLify {
    my $line = $_[0];
    my $itcount = 0;
    # xml-ify the line by escaping the special characters
    $line =~ s/</\*AMP\*lt;/g;
    $line =~ s/>/\*AMP\*gt;/g;
    $line =~ s/&/\*AMP\*amp;/g;
    $line =~ s/\*AMP\*/&/g;

    # Handle non-printing ascii characters (e.g., ones that emacs would
    # print as \200).  XML may refuse to display non-printing characters
    # BUG IN PERL: The negated POSIX character class does not work!
    # It isn't clear whether ANY of the POSIX character classes work
    # while ($line =~ /^([:print:]*)([:^print:])(.*)/s) {
    # Instead, we use an explicit ASCII range, and include tab characters
    while ($line =~ /^([ -~\t]*)([^ -~\t\n])(.*)/s) {
        # Grr.  This doesn't work either.  The character conversion
	# gets lost.  However, this is still better than including
	# a nonprinting character in the output
        $char = $2;
	$hexversion = sprintf( "\\%03x", $char );
	$line = $1 . $hexversion . $3;
	if ($itcount++ > 100) { last; }
    }

    return $line;
}