build

#! /bin/bash
# This script needs /bin/bash rather than /bin/sh

###############################################################################
# Note that due to ROSE compatibility with libtool 1.5 and 2.0, some warnings #
# may be output from configure.in and aclocal.m4. These messages come from    #
# aclocal, autoheader, autoconf, and automake and can be safely ignored. In   #
# fact, they should be filtered out already by the autoconf-filter.pl script. #
#   --The Rose Project Management.                                            #
###############################################################################

# Directory containing this script, which must be the top of the source tree.
srcdir="$(dirname "$0")"
#srcdir="${0%/*}"
#srcdir="$(cd $srcdir && pwd)"

# Name of a file that would exist in a ROSE source tree but not other projects
# that might be using this same build script.
SOME_ROSE_FILE="scripts/autoconf-filter.pl"

# This is the default location for build to use as a reference
# to its macro definitions used by Autoconf and Automake.
ROSE_DISTRIBUTION=${ROSE_DISTRIBUTION:-.}

# Parse command-line
do_quiet=yes
do_timing=

# Turn this on by default (header file dependence checking).
# On second through make the default OFF and allow users to activate it using --allow-header-file-dependence-checking
# since this works for Linux (RedHat), but fails for OSX and Ubuntu (and needs to be reviewed with the author of the
# UPC configuration checking when he gets back (or any other excuse will work).
# do_header_file_dependence_checking=yes
do_header_file_dependence_checking=no

while [[ "$#" -gt 0 ]]; do
    arg="$1"; shift
    case "$arg" in
        --quiet)
            do_quiet=yes
            ;;
        --verbose)
            do_quiet=
            ;;
        --timing)
            do_timing=yes
            ;;
        --no-timing)
            do_timing=
            ;;
        --srcpath=*)
            ROSE_DISTRIBUTION="${arg#*=}"
            ;;
        --srcpath)
            ROSE_DISTRIBUTION="$1"; shift
            ;;
        -i)
            do_header_file_dependence_checking=no
            ;;
        --ignore-header-file-dependence-checking)
            do_header_file_dependence_checking=no
            ;;
        --allow-header-file-dependence-checking)
            do_header_file_dependence_checking=yes
            ;;
        *)
            echo "$0: unrecognized argument: $arg" >&2
            exit 1
            ;;
    esac
done

# If there's no autoconf-filter.pl script in this source tree, then we're building in some project external to ROSE, and
# the "--srcpath" must be specified (or obtained from a config file).
if [ ! -e "$srcdir/$SOME_ROSE_FILE" -a "$ROSE_DISTRIBUTION" = "." ]; then
    [ -r $srcdir/config/ROSE_SOURCES ] && ROSE_DISTRIBUTION="$(head -n1 $srcdir/config/ROSE_SOURCES)"
fi
if [ ! -x "$ROSE_DISTRIBUTION/scripts/autoconf-filter.pl" ]; then
    echo "$0: use '--srcpath=DIR' to point to the ROSE source tree" >&2
    exit 1
fi

# Extracts dotted version number from a tool's "--version" message. Assigns result to $VERSION.
get_version () {
    local message=$1
    export VERSION=$(echo $message | head -n1 | perl -pe 's/.*?([0-9\.]+).*/$1/')
}

# Returns ok (0) if $need is at least as large as $have, where both are version numbers
# of the form X.Y.Z where X, Y, and Z are non-negative integers. Returns not-ok (1) otherwise.
version_ok () {
    local have="$1" need="$2"
	
    local have_major=$(echo $have |cut -d. -f1)
    local have_minor=$(echo $have |cut -d. -f2)
    local have_patch=$(echo $have |cut -d. -f3)
    if [[ -z $have_patch ]]; then have_patch=0; fi

    local need_major=$(echo $need |cut -d. -f1)
    local need_minor=$(echo $need |cut -d. -f2)
    local need_patch=$(echo $need |cut -d. -f3)
    if [[ -z $need_patch ]]; then need_patch=0; fi

    OK=0; NOT_OK=1
    if (( have_major > need_major )); then return $OK; fi
    if (( have_major < need_major )); then return $NOT_OK; fi
    if (( have_minor > need_minor )); then return $OK; fi
    if (( have_minor < need_minor )); then return $NOT_OK; fi
    if (( have_patch > need_patch )); then return $OK; fi
    if (( have_patch < need_patch )); then return $NOT_OK; fi
    return $OK
}

# DQ (12/22/2005): remove the autoconf caches
rm -rf autom4te.cache

###############################################################################################################################
# Test libtool version and run libtoolize.  Warn if the libtool version is too old, but run it anyway.  Show the command that
# is run by preceding it with a "+ " on stderr as is the usual debugging style for shell scripts.
###############################################################################################################################
echo "checking for glibtool..."
libtoolize_name=
# Liao 2/9/2011. Ensure the libtool on Mac is the gnu one
#
# Look for libtoolize, glibtoolize in various places.
# Liao 2/9/2011. We have better handling now
#
OS="$(uname -s)"
if [ "x$OS" = "xDarwin" ]; then
    if [ -n "$(type glibtool)" ]; then
        echo "Found glibtool... $(which glibtool)"
    elif [ -n "$(type glibtool)" ]; then
        echo "checking if $(which libtool) is GNU libtool..."
        libtool --version
        if [ $? -ne 0 ]; then
            echo "Error: $(which libtool) is not GNU libtool!"
            exit 1
        else
            echo "Found glibtool... $(which libtool)"
        fi
    fi

    libtoolize_name="$(which glibtoolize)"
    if [ ! -n "$libtoolize_name" ]; then
        echo "glibtoolize not found!"
        exit 1
    fi
fi

if [ ! -n "$libtoolize_name" ]; then
    libtoolize_name="$(which libtoolize)"
fi

if [ ! -n "$libtoolize_name" ]; then
    # If the user is running build then libtool should be available.
    echo "$0: neither libtoolize nor glibtoolize were found in the user's path."
    exit 1
fi


# Version required and version actually present.
LIBTOOL_VERSION_PREREQ=1.5.6
get_version "$($libtoolize_name --version)"
LIBTOOL_VERSION="$VERSION"
if [[ -z "$LIBTOOL_VERSION" ]]; then
    echo "$0: warning: cannot determine libtool version; skipping libtoolize" 2>&1
elif version_ok "$LIBTOOL_VERSION" "$LIBTOOL_VERSION_PREREQ"; then
    (set -x; $libtoolize_name --force --copy --ltdl --automake)
else
    echo "$0: warning: libtool $LIBTOOL_VERSION is too old (require >= $LIBTOOL_VERSION_PREREQ); skipping libtoolize" 2>&1
fi

# Liao 2/15/2011
# check flex and yacc
# the assumption is that ./build should only run from a developer version, which requires flex and yacc
# check them in ./configure is inappropriate since the distribution package should already pack generated parsers/scanners.
if [[ -z "$(type flex)" ]]; then
   echo "Cannot find flex in your path! Please install GNU flex."
   exit 1;
fi

if [[ -z "$(type yacc)" ]]; then
   echo "Cannot find yacc in your path! Please install GNU bison."
   exit 1;
fi

###############################################################################################################################
# Test version of automake.  Having the wrong version of automake is a common problem.  We can't test for it in the
# configure.in and we want to catch the problem as early as possible.  So we test for it here. This appears to be the only 
# place to test for the correct version of automake -- autoconf can use the AC_PREREQ macro, but there is no AM_PREREQ macro
# for automake. [DQ 2009-09-26]
###############################################################################################################################

AUTOMAKE_VERSION_REQ=1.9.6
get_version "`automake --version`"; AUTOMAKE_VERSION=$VERSION
if [[ -z "$AUTOMAKE_VERSION" ]]; then
    echo "$0: warning: cannot determine automake version" 2>&1
elif version_ok "$AUTOMAKE_VERSION" "$AUTOMAKE_VERSION_PREREQ"; then
    :
else
    echo "$0: warning: automake $AUTOMAKE_VERSION is too old (require >= $AUTOMAKE_VERSION_PREREQ)" 2>&1
fi

###############################################################################################################################
# Link in optional projects to the configure scripts.
#
# Each subdirectory of "projects" which which has a file named "rose.config" will be enabled in the build system. The contents
# of the projects's rose.config is copied into config/projects.m4 which is called from ROSE's configure.in.
#
# Usually, the only thing that rose.config will need is the list of Makefiles, which is done with the AC_CONFIG_FILES autoconf
# macro:
#    AC_CONFIG_FILES([projects/foo/Makefile projects/foo/subdir/Makefile])
###############################################################################################################################

(
    echo "dnl This file generated by the ROSE build script."
    echo "AC_DEFUN([ROSE_OPTIONAL_PROJECTS],["
    echo "OPTIONAL_PROJECTS="
    echo "AC_SUBST(OPTIONAL_PROJECTS)"
    for project in projects/*; do
	if [[ -f "$project/rose.config" ]]; then
	    echo "+ NOTE: Adding optional $project" >&2
	    echo
	    echo
	    echo "dnl -----------------------------------------------------------------------------------------------------"
	    echo "dnl -- This part of the file comes from $project/rose.config"
	    echo "dnl -----------------------------------------------------------------------------------------------------"
	    echo "AC_MSG_NOTICE([configuring optional $project])"
	    echo "OPTIONAL_PROJECTS=\"\$OPTIONAL_PROJECTS ${project#projects/}\""
	    echo
	    cat "$project/rose.config"
	fi
    done
    echo "])"
) >config/support-projects.m4
	
###############################################################################################################################
# Run autoconf tools: aclocal, autoheader, autoconf, and automake
###############################################################################################################################

# Debugging (esp. for NMI machines)
[[ -n "$ACLOCAL_INCLUDES" ]] && echo "ACLOCAL_INCLUDES=$ACLOCAL_INCLUDES"

# Automake will expect these files to always exist even if they are in a conditional.  Since we know
# that they will not be used during the build process itself, we can create zero-length dummy files.
# This list should be the same as in configure.in (search for CLASSPATH_COND_IF)
if [[ ! -e src/frontend/CxxFrontend/EDG/Makefile.am ]]; then
    for file in \
        src/frontend/CxxFrontend/EDG/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.3/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.3/misc/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.3/src/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.10/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.10/misc/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.10/src/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.10/src/disp/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_3.10/lib/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.0/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.0/misc/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.0/src/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.0/src/disp/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.0/lib/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.3/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.3/misc/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.3/src/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.3/src/disp/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_4.3/lib/Makefile.in \
        src/frontend/CxxFrontend/EDG/EDG_SAGE_Connection/Makefile.in \
        src/frontend/CxxFrontend/EDG/edgRose/Makefile.in \
        src/frontend/CxxFrontend/EDG/edg43Rose/Makefile.in
    do
        mkdir -p $(dirname $file)
        touch $file
    done
    # TV (05/25/2011): To work when distributed as binary EDG 4.x needs this file
    touch src/frontend/CxxFrontend/EDG/EDG_4.0/lib/predefined_macros.txt
    touch src/frontend/CxxFrontend/EDG/EDG_4.3/lib/predefined_macros.txt
fi

# Run all autoconf, indenting their output for readability.  Exit if a tool fails (this is different than the
# semantics of the original version of this script).  The '-I' switches of aclocal are because some macros may be
# installed in non-standard locations (e.g., libxml's on NMI build machines).
header_file_dependence_checking=
if test "x$do_header_file_dependence_checking" = "xno"; then
header_file_dependence_checking=--ignore-deps
fi
(set -ex
    aclocal -I $ROSE_DISTRIBUTION/config -I $ROSE_DISTRIBUTION/acmacros -I /usr/share/aclocal $ACLOCAL_INCLUDES
    autoheader
    autoconf
# DQ (10/17/2011): Allow header file dependencies to be built by default (-a: --add-missing, -c: --copy; made more explicitly clear).
#   automake -a -c -i
    automake -a -c $header_file_dependence_checking
) 2>&1 |$ROSE_DISTRIBUTION/scripts/autoconf-filter.pl |sed '/^[^+]/s/^/    /'
if [[ ${PIPESTATUS[0]} -ne 0 ]]; then
    echo "$0: unable to initialize your build environment!" 2>&1
    exit 1
fi

###############################################################################################################################
# Finishing up details
###############################################################################################################################

# Automake manual says that if we use AM_CONFIG_HEADER we have to build the stamp-h.in files
touch stamp-h.in
touch stamp-h1.in

# Add some dynamically-generated targets that run tests on various sample binaries. [RPM]
if [[ -f tests/roseTests/binaryTests/Makefile.in ]]; then
    (cd $ROSE_DISTRIBUTION && ./scripts/sample_binary_rules.pl) || exit 1
fi

# When timing is selected, add a "time" command to the front of the compiles.  This must be done before the --quiet
# handler below is run to get the right output command.
if [[ -n "$do_timing" ]]; then
    echo "$0: converting makefiles for timing (use --no-timing to prevent this)" 2>&1
    find . -name Makefile.in | grep -v libharu | grep -v libltdl | xargs sed -i~ \
        -e "s:^\(LT\)\{0,1\}\(CXX\)\{0,1\}COMPILE =:& echo \"\`pwd\`/\$@\" >> `pwd`/compile_times; /usr/bin/time -o `pwd`/compile_times -a :"
fi

# Rewrite a couple of makefile rules to be less verbose so (1) we can actually see the warning messages
# and (2) XEmacs doesn't get regexp stack overflows when parsing compiler output. See also scripts/rosegit/bin/rosegit-make.
#
# Note:
#     The '$(CXX)...' commands must be replaced also because automake generates them for *.o targets that depend on a *.C that
#     includes a directory component. For example, the automake rule:
#          rdis_SOURCES=RDis/main.C
#     generates a Makefile rule like:
#          main.o: RDis/main.C
#                  $(CXX) $(DEFS) ....... `test -f 'RDis/main.C' || echo '$(srcdir)/'`RDis/main.C
#     It seems that this might be an error on the part of automake since it bypasses libtool. [RPM 2009-04-04]
#
if [[ -n "$do_quiet" ]]; then
    (set -ex; $ROSE_DISTRIBUTION/scripts/quiet-mode) || true;
fi

# Save "--srcpath" value so rosegit-env can pick it up.  No need to do this for ROSE itself, just projects using the
# ROSE build script.
if [ ! -e "$srcdir/$SOME_ROSE_FILE" ]; then
    echo $ROSE_DISTRIBUTION >$srcdir/config/ROSE_SOURCES 2>/dev/null
fi