#!/bin/sh

###########################
# *** Set for releases. ***

MAJOR=7
MINOR=11
MICRO=1

# Optionally set the source/tag for this code (e.g. RC1 or FINAL).  Setting
# this variable is instead useful for statically naming the source when it will
# not match the branch name (like RC1 or FINAL).
RELEASE=FINAL

###########################
# *** You should not need to change anything below this line. ***
###########################

. ./configure.tools.sh

uname -a

if [ -z "$USER" ]; then
  USER=`whoami`
  export USER
fi

save_arguments "$0" "$@"

# Bourne shell is tricky when you use backtick command substitution backslash
# has special meaning even when surrounded by single-quotes. It is necessary to
# escape the backslash.
# Here's what we want to exec literally:
#   echo "$*" | sed s/#/\\#/ | sed s/\$/$$/
# The above sed commands are to escape the output for the Makefile.
# Arguments to configure which can be printed for version/debug information.
configure_arguments=`echo "$*" | sed 's/#/\\\\#/' | sed 's/\\$/$$/'`

# Bourne shell is tricky when you use backtick command substitution backslash
# has special meaning even when surrounded by single-quotes. It is necessary to
# escape the backslash.
# Here's what we want to exec literally:
#   uname -a | sed s/#/\\#/ | sed s/\$/$$/
# The above sed commands are to escape the output for the Makefile.
system_information=`uname -a | sed 's/#/\\\\#/' | sed 's/\\$/$$/'`

BUILD_CPU="$(uname -m | tr \[a-z\] \[A-Z\])"
BUILD_DATE="$NOW"
BUILD_HOST="$(uname -n)"
BUILD_SYS="$(uname -s | tr \[a-z\] \[A-Z\] | awk -F_ '{print $1}')"
BUILD_USER="$USER"

if [ "$BUILD_CPU" = UNKNOWN ]
then
	BUILD_CPU=`uname -p | tr \[a-z\] \[A-Z\]`
fi

case "$BUILD_CPU" in
	I[0-9]86)
	BUILD_CPU=I386
	;;
	POWER\ MACINTOSH)
	BUILD_CPU=POWERPC
	;;
esac

include_package_chirp="chirp"
include_package_deltadb="deltadb"
include_package_doc="doc"
include_package_ftplite="ftp_lite"
include_package_grow="grow"
include_package_makeflow="makeflow"
include_package_parrot="parrot"
include_package_poncho="poncho"
include_package_resource_monitor="resource_monitor"
include_package_taskvine="taskvine"
include_package_work_queue="work_queue"

swig_bindings=""

install_path="$HOME/cctools"

build_label=
build_date=

base_root="/usr"

globus_flavor=auto

ccompiler=${CC:-gcc}
cxxcompiler=${CXX:-g++}
linker="${ccompiler}"

ccflags="${CFLAGS} -D__EXTENSIONS__ -D_LARGEFILE64_SOURCE -D__LARGE64_FILES -Wall -Wextra -Wno-unused-result -fPIC"
c_only_flags="-std=c99"

config_zlib_path=yes

# config_PACKAGE_path possible values:
# no   -> exclude from configuration
# yes  -> include in configuration, and only from PACKAGE_path. If not found, exit with error.
# auto -> include in configuration if found in standard locations. If not found, exclude from configuration.
config_ext2fs_path=auto
config_fuse_path=auto
config_mysql_path=no
config_openssl_path=auto
config_python3_path=auto
config_readline_path=auto
config_swig_path=auto

config_perl_path=no
config_golang_path=no
config_curl_path=no
config_cvmfs_path=no
config_globus_path=no
config_irods_path=no
config_mpi_path=no
config_uuid_path=no
config_xrootd_path=no

config_static_libgcc=yes
config_static_openssl=yes

while [ $# -gt 0 ]
do
	opt=$1
	arg=''
	shift

	case $opt in
			# handle options of the form --opt=arg
		--*=*)
			arg=$(eval echo ${opt#*=})
			opt=${opt%%=*}
			;;
			# empty arg only for these options
		--debug|--strict|--sanitize|--static|--without-*|--help)
			arg=''
			;;
		--*)
			# handle options of the form --opt arg
			arg=$1
			shift
		;;
	esac

	case $opt in
		--debug)
			optdebug=1
			optstrict=1
			;;
		--prefix)
			install_path=$(abspath "${arg}")
			;;
		--strict)
			optstrict=1
			;;
		--sanitize)
			optsanitize=1
			;;
		--static)
			# example: CFLAGS=-D__MUSL__ CC=musl-gcc ./configure --without-system-doc --with-readline-path=no --static
			optstatic=1
			;;
		--build-label)
			build_label=${arg}
			;;
		--build-date)
			build_date=${arg}
			;;
		--sge-parameter)
			if [ -z "$sge_parameters" ]
			then
				sge_parameters="\#$ ${arg}"
			else
				sge_parameters="${sge_parameters}\n\#$ ${arg}"
			fi
			;;
		--with-base-dir)
			base_root=${arg}
			;;
		--with-curl-path)
			curl_path=${arg}
			config_curl_path=$(config_X_path ${arg})
			;;
		--with-cvmfs-path)
			cvmfs_path=${arg}
			config_cvmfs_path=$(config_X_path ${arg})
			;;
		--with-ext2fs-path)
			ext2fs_path=${arg}
			config_ext2fs_path=$(config_X_path ${arg})
			;;
		--with-fuse-path)
			fuse_path=${arg}
			config_fuse_path=$(config_X_path ${arg})
			;;
		--with-globus-path)
			globus_path=${arg}
			config_globus_path=$(config_X_path ${arg})
			;;
		--globus-flavor)
			globus_flavor=${arg}
			;;
		--with-irods-path)
			irods_path=${arg}
			config_irods_path=$(config_X_path ${arg})
			;;
		--with-mpi-path)
			mpi_path=${arg}
			config_mpi_path=$(config_X_path ${arg})
			;;
		--with-mysql-path)
			mysql_path=${arg}
			config_mysql_path=$(config_X_path ${arg})
			;;
		--with-openssl-path)
			openssl_path=${arg}
			config_openssl_path=$(config_X_path ${arg})
			;;
		--with-perl-path)
			perl_path=${arg}
			config_perl_path=$(config_X_path ${arg})
			;;
		--with-python-path)
			python3_path=${arg}
			config_python3_path=$(config_X_path ${arg})
			;;
		--with-python3-path)
			python3_path=${arg}
			config_python3_path=$(config_X_path ${arg})
			;;
		--with-readline-path)
			readline_path=${arg}
			config_readline_path=$(config_X_path ${arg})
			;;
		--with-swig-path)
			swig_path=${arg}
			config_swig_path=$(config_X_path ${arg})
			;;
		--with-uuid-path)
			uuid_path=${arg}
			config_uuid_path=$(config_X_path ${arg})
			;;
		--with-xrootd-path)
			xrootd_path=${arg}
			config_xrootd_path=$(config_X_path ${arg})
			;;
		--with-zlib-path)
			zlib_path=${arg}
			if [ "$zlib_path" = no ]
			then
				echo "*** zlib is not optional"
				exit 1
			fi
			;;
		--without-system-makeflow)
			include_package_makeflow=""
			;;
		--without-system-ftp-lite)
			include_package_ftplite=""
			;;
		--without-system-chirp)
			include_package_chirp=""
			;;
		--without-system-grow)
			include_package_grow=""
			;;
		--without-system-parrot)
			include_package_parrot=""
			;;
		--without-system-poncho)
            include_package_poncho=""
            ;;
		--without-system-resource_monitor)
			include_package_resource_monitor=""
			;;
		--without-system-doc)
			include_package_doc=""
			;;
		--without-system-taskvine)
			include_package_taskvine=""
			;;
        --without-system-work_queue)
            include_package_workqueue=""
            ;;
        --without-system-apps | --without-system-weaver | --without-system-mufasa | --without-system-umbrella | --without-system-prune )
            ;;
		--with-*-path)
			echo "ignoring unknown package ${arg}"
			;;
		--tcp-low-port)
			ccflags="${ccflags} -DTCP_LOW_PORT_DEFAULT=${arg}"
			;;
		--tcp-high-port)
			ccflags="${ccflags} -DTCP_HIGH_PORT_DEFAULT=${arg}"
			;;
		--without-static-libgcc)
			config_static_libgcc=no
			;;
		--without-static-openssl)
			config_static_openssl=no
			;;
		-h | -help | --h | --help)
			cat <<EOF
Use: configure [options]
Where options are:
  --help
  --prefix             <path>
  --debug
  --build-label        <label>
  --strict
  --sanitize
  --sge-parameter      <parameter>
  --globus-flavor      <flavor>
  --irods-flavor       3 | 4
  --tcp-low-port       <port>
  --tcp-high-port      <port>
  --with-base-dir      <dir>   (where to find system libraries, default is /usr)
  --with-PACKAGE-path  <path>
  --without-system-SYSTEM

Where PACKAGE may be:
	curl
	cvmfs
	ext2fs
	fuse
	globus
	irods
	mpi
	mysql
	perl
	python
	python3
	readline
	swig
	uuid
	xrootd
	zlib

And SYSTEM may be:
	chirp
	doc
	ftp-lite
	grow
	makeflow
	parrot
	poncho
	resource_monitor
	taskvine
	work_queue
EOF
			exit 0
			;;
		*)
			echo "Unknown option ${opt}"
			exit 1
			;;
	esac
done

if [ x"${CONDA_BUILD}" != x1 -a -n "${CONDA_PREFIX}" ]
then
	if [ "${base_root}" = "/usr" ]
	then
		echo 'Detected conda. Assuming --with-base-dir "${CONDA_PREFIX}"'
		base_root="${CONDA_PREFIX}"
	fi
fi


SOURCE=$RELEASE
if [ -n "$build_label" ]; then
	SOURCE="$SOURCE $build_label"
fi

DATE=$NOW
if [ -n "$build_date" ]; then
	DATE=$build_date
fi

VERSION="$MAJOR.$MINOR.$MICRO $SOURCE"

if [ "$optstrict" = 1 ]; then
	ccflags="${ccflags} -Werror"
fi

export HOST_MULTIARCH=$(check_multiarch)

rm -f config.mk

require_path ${ccompiler}
require_gnu_make

if ! optional_path ${cxxcompiler}
then
	echo "*** could not find a C++ compiler, skipping parrot support"
	include_package_parrot=""
fi


# Lots of warnings are enabled by default, but several are too strict
# and crop up in third-party code, so we disable those checks.
# However, not all compilers support these flags, so we check each one.

for flag in no-unused-parameter no-unknown-pragmas no-deprecated-declarations no-unused-const-variable
do
	if check_compiler_flag -W$flag
	then
		ccflags="${ccflags} -W$flag"
	fi
done

#
# Currently, we rely on the linker --as-needed flag to sort out
# which dynamic libraries each executable actually needs.
# This is apparently a recent addition to gnu ld.
# A better solution would be to explicitely specify which libraries
# are needed by which executable, but this will come in a later version.
#

echon "checking if ld supports the --as-needed flag..."
if ld --help 2>&1 | grep -- --as-needed 2>&1 >/dev/null
then
		echo "yes"
		link_as_needed="-Xlinker --as-needed"
		link_no_as_needed="-Xlinker --no-as-needed"
else
		echo "no"
fi

ldflags="${LDFLAGS}"

if [ $BUILD_SYS = LINUX ]
then
		if [ "${config_static_libgcc}" = yes ]
		then
				ldflags="${ldflags} -Xlinker -Bstatic -static-libgcc"
		fi
		
		ldflags="${ldflags} -Xlinker -Bdynamic ${link_as_needed}"

		# Building in Conda generates a whole lot of spurious warnings while finding the right library.
		# Suppress those warnings.
		ldflags="${ldflags} -Wl,--no-warn-search-mismatch"

elif [ $BUILD_SYS != DARWIN ]
then
		if [ "${config_static_libgcc}" = yes ]
		then
				ldflags="${ldflags} -static-libgcc"
		fi
fi

if [ "$optsanitize" = 1 ]; then
	ccflags="${ccflags} -fno-omit-frame-pointer -fsanitize=address -fsanitize=undefined"
	ldflags="-fsanitize=address -lasan -lubsan ${ldflags}"
	test_ccflags="-lasan -lubsan"
fi

##########################################################################
# SWITCH TO STATIC LINKING FOR UNCOMMON THIRD-PARTY PACKAGES
##########################################################################
library_search_mode=prefer_static
##########################################################################

if [ "$globus_flavor" = auto ]
then
	if [ $BUILD_CPU = X86_64 ]
	then
		globus_flavor=gcc64
	else
		globus_flavor=gcc32
	fi
fi

globus_avail=no
if [ $config_globus_path != no ]
then
	globus_path=${globus_path:-${base_root}}
	globus_avail=yes  # assume yes until not found

	if check_file ${globus_path}/include/${globus_flavor}/globus_common.h
	then
		echo "*** using a globus flavor of '$globus_flavor' (if this is wrong, use the --globus-flavor argument)"
		globus_ccflags="-DHAS_GLOBUS_GSS -I${globus_path}/include -I${globus_path}/include/${globus_flavor}"
		for library in globus_gss_assist globus_gssapi_gsi globus_gsi_proxy_core globus_gsi_credential globus_gsi_callback globus_oldgaa globus_gsi_sysconfig globus_gsi_cert_utils globus_openssl globus_openssl_error globus_callout globus_proxy_ssl globus_common ltdl
		do
			if library_search ${library}_${globus_flavor} ${globus_path}
			then
				globus_ldflags="${globus_ldflags} ${library_search_result}"
			fi
		done
	elif check_file ${globus_path}/include/globus/globus_common.h
	then
		globus_ccflags="-DHAS_GLOBUS_GSS -I${globus_path}/lib/globus/include -I${globus_path}/include/globus"
		for library in globus_gss_assist globus_gssapi_gsi globus_gsi_proxy_core globus_gsi_credential globus_gsi_callback globus_oldgaa globus_gsi_sysconfig globus_gsi_cert_utils globus_openssl globus_openssl_error globus_callout globus_proxy_ssl globus_common ltdl
		do
			if library_search $library ${globus_path}
			then
				globus_ldflags="${globus_ldflags} ${library_search_result}"
			fi
		done
	else
		# not found
		globus_avail=no
	fi

	if [ "${globus_avail}" = yes ]
	then
		# globus needs openssl
		config_openssl_path=yes
	fi
fi

report_detection globus "${globus_avail}" "${config_globus_path}" "${globus_path}"


# irods >= 4.0 uses .so plugins which are found in /var/lib/irods.
# These require the parrot is linked with -rdynamic so that
# the plugins can refer to symbols in libRodsAPI.a in parrot.

# irods 4.x changed the API from C to C++, so we must look
# for .hpp files instead of .h files.

irods_avail=no
if [ $config_irods_path != no ]
then
	irods_avail=yes       # assume yes until a component not found
	irods_path=${irods_path:-${base_root}}

	if library_search RodsAPIs "${irods_path}/lib"
	then
		ldflags="${ldflags} -rdynamic"
		irods_ldflags="${library_search_result}"
	else
		irods_avail=no
	fi

	if library_search irods_client_api "${irods_path}/lib"
	then
		irods_ldflags="${irods_ldflags} ${library_search_result}"
	else
		irods_avail=no
	fi

	for d in ${irods_path}/include/irods
	do
		irods_ccflags="${irods_ccflags} -DHAS_IRODS -DIRODS_USES_PLUGINS -DIRODS_USES_HPP -DIRODS_USES_ERROR_HPP -I$d"
	done

	boost_path=`ls -d ${irods_path}/lib/irods/externals`
	if [ ! -d ${boost_path} ]
	then
		echo "*** Could not find irods boost in ${irods_path}/external"
		irods_avail=no
	fi

	for subtype in system thread chrono filesystem regex
	do
		lib=${boost_path}/libboost_${subtype}.a
		if [ -f $lib ]
		then
			echo "found $lib"
			irods_ldflags="${irods_ldflags} $lib"
		fi
	done

	jansson_path=${irods_path}/lib/irods/externals/libjansson.a
	if check_file ${jansson_path}
	then
		irods_ldflags="${irods_ldflags} ${jansson_path}/libjansson.a"
	else
		echo "*** Could not find irods jansson in ${irods_path}/external"
		irods_avail=no
	fi

	if [ "${irods_avail}" = yes ]
	then
		# irods needs openssl
		config_openssl_path=yes
		echo "*** warning: irods 4.x requires plugins installed in /var/lib, or for the irods_plugins_home variable to be set."
	fi
fi

report_detection irods "${irods_avail}" "${config_irods_path}" "${irods_path}"


mysql_avail=no
if [ $config_mysql_path != no ]
then
	mysql_avail=yes
	mysql_path=${mysql_path:-${base_root}}
	if library_search mysqlclient ${mysql_path} mysql
	then
		mysql_ldflags="${library_search_result}"

		if [ "${mysql_path}" != "${base_root}" ]
		then
			mysql_ccflags="-I${mysql_path}/include"
		fi

		mysql_ccflags="${mysql_ccflags} -DHAS_MYSQL -DHAS_BXGRID"
	else
		mysql_avail=no
	fi

	# It seems that the various versions move around the key include file,
	# so we check for it in several places here.
	if [ -f ${mysql_path}/include/mysql.h ]
	then
		mysql_ccflags="${mysql_ccflags} -DHAS_MYSQL_H"
	elif [ -f ${mysql_path}/include/mysql/mysql.h ]
	then
		mysql_ccflags="${mysql_ccflags} -DHAS_MYSQL_MYSQL_H"
	else
		mysql_avail=no
	fi

	if [ "${mysql_avail}" = yes ]
	then
		# mysql needs openssl
		config_openssl_path=yes
	fi
fi

report_detection mysql "${mysql_avail}" "${config_mysql_path}" "${mysql_path}"


xrootd_avail=no
if [ $config_xrootd_path != no ]
then
	xrootd_avail=yes
	xrootd_path=${xrootd_path:-${base_root}}
	if check_file ${xrootd_path}/include/xrootd/XrdVersion.hh
	then
		xrootd_ccflags="-DHAS_XROOTD -I${xrootd_path}/include/xrootd"

		for library in XrdPosix XrdClient XrdSys XrdNet XrdNetUtil XrdOuc
		do
			if library_search $library ${xrootd_path} ${xrootd_arch}
			then
				xrootd_ldflags="${xrootd_ldflags} ${library_search_result}"
			else
				echo "*** Couldn't find $library in ${xrootd_path}"
				xrootd_avail=no
			fi
		done
	else
		xrootd_avail=no
	fi
fi

if [ "${xrootd_avail}" = yes ]
then
	# xrootd needs openssl
	config_openssl_path=yes
fi

report_detection xrootd "${xrootd_avail}" "${config_xrootd_path}" "${xrootd_path}"


cvmfs_avail=no
if [ $config_cvmfs_path != no ]
then
	cvmfs_avail=yes
	cvmfs_path=${cvmfs_path:-${base_root}}
	if check_file ${cvmfs_path}/include/libcvmfs.h && library_search cvmfs ${cvmfs_path}
	then
		cvmfs_ccflags="-DHAS_CVMFS -I${cvmfs_path}/include"
		cvmfs_ldflags="${library_search_result}"
	else
		cvmfs_avail=no
	fi
fi

if [ "${cvmfs_avail}" = yes ]
then
	# cvmfs needs openssl and uuid
	config_openssl_path=yes
	config_uuid_path=yes
fi

report_detection cvmfs "${cvmfs_avail}" "${config_cvmfs_path}" "${cvmfs_path}"


# uuid only needed for cvmfs, thus we never use 'auto', only 'yes'
uuid_avail=no
if [ "${config_uuid_path}" = yes ]
then
	uuid_avail=yes
	uuid_path=${uuid_path:-${base_root}}
	if library_search uuid $uuid_path
	then
		cvmfs_ldflags="${cvmfs_ldflags} ${library_search_result}"
	else
		uuid_avail=no
	fi
fi

report_detection uuid "${uuid_avail}" "${config_uuid_path}" "${uuid_path}"


fuse_avail=no
if [ $config_fuse_path != no ]
then
	fuse_avail=yes
	fuse_path=${fuse_path:-${base_root}}
	if library_search fuse ${fuse_path} || library_search fuse /
	then
		if [ "${fuse_path}" != / -a "${fuse_path}" != ${base_root} ]
		then
			fuse_ccflags="-I${fuse_path}/include"
		fi
		fuse_ldflags="-DHAS_FUSE ${library_search_result}"
	else
		fuse_avail=no
	fi
fi

report_detection fuse "${fuse_avail}" "${config_fuse_path}" "${fuse_path}"


ext2fs_avail=no
if [ $config_ext2fs_path != no ]
then
	ext2fs_avail=yes
	ext2fs_path=${ext2fs_path:-${base_root}}
	if [ "${fuse_avail}" = no ]
	then
		echo "*** ext2fs support requires fuse"
		ext2fs_avail=no
	elif library_search ext2fs ${ext2fs_path} || library_search ext2fs /
	then
		if [ "${ext2fs_path}" != / -a "${ext2fs_path}" != /usr ]
		then
			ext2fs_ccflags="-I${ext2fs_path}/include"
		fi
		ext2fs_ldflags="-DHAS_EXT2FS ${library_search_result} -lcom_err"
	fi
fi

report_detection ext2fs "${ext2fs_avail}" "${config_ext2fs_path}" "${ext2fs_path}"


mpi_avail=no
mpi_exe=""
if [ "$config_mpi_path" != no ]
then
	mpi_avail=yes
	mpi_path=${mpi_path:-${base_root}}

	if [ "${config_mpi_path}" = auto ] && search_file_executable mpicc
	then
		mpi_exe=${executable_search_result}
	elif search_file_executable ${mpi_path} ${mpi_path}/bin/mpicc ${mpi_path}/mpicc
	then
		mpi_exe=${executable_search_result}
	else
		mpi_avail=no
	fi

	if [ "${mpi_avail}" = yes ]
	then
		ccflags="-DCCTOOLS_WITH_MPI"
		ccompiler=${mpi_exe}
		linker=${mpi_exe}
	else
		mpi_avail=no
	fi
fi

report_detection mpi "${mpi_avail}" "${config_mpi_path}" "${mpi_path}"


##########################################################################
# SWITCH BACK TO DYNAMIC LINKING FOR COMMON SYSTEM LIBRARIES
##########################################################################
library_search_mode=prefer_dynamic
##########################################################################

readline_avail=no
if [ $config_readline_path != no ]
then
	readline_avail=yes
	readline_path=${readline_path:-${base_root}}

	if library_search readline ${readline_path}
	then
		external_libraries="${external_libraries} ${library_search_result}"

		if [ "${readline_path}" != "${base_root}" ]
		then
			ccflags="${ccflags} -I${readline_path}/include"
		fi

		ccflags="${ccflags} -DHAS_LIBREADLINE"

		# We rely on the --as-needed flag to figure out what dynamic
		# libraries are actually used by each executable.
		# However, libreadline doesn't properly specify a dependency
		# on ncurses, termcap, and history, so we must force them to link.

		if [ $BUILD_SYS = LINUX ]
		then
			# Remove the -lreadline that was added by "library_search readline" above
			external_libraries=`echo $external_libraries | sed "s/-lreadline//"`

			# Put the readline flags in a separate variable to be used only where needed.
			readline_ldflags="-lreadline ${link_no_as_needed} -lncurses -lhistory ${link_as_needed}"
		else
			if library_search ncurses ${readline_path}
			then
				external_libraries="${external_libraries} ${library_search_result}"
			fi

			if library_search termcap ${readline_path}
			then
				external_libraries="${external_libraries} ${library_search_result}"
			fi

			if library_search history ${readline_path}
			then
				external_libraries="${external_libraries} ${library_search_result}"
			fi
		fi
	else
		readline_avail=no
	fi
fi

report_detection readline "${readline_avail}" "${config_readline_path}" "${readline_path}"


curl_avail=no
if [ $config_curl_path != no ]
then
	curl_avail=yes
	curl_path=${curl_path:-${base_root}}
	if library_search curl ${curl_path} || library_search curl /
	then
		if [ "${curl_path}" != / -a "${curl_path}" != /usr ]
		then
			curl_ccflags="-I${curl_path}/include"
		fi
		ccflags="${ccflags} -DHAS_CURL"
		curl_ldflags="${library_search_result} -lcrypto"
	else
		curl_avail=no
	fi
fi

report_detection curl "${curl_avail}" "${config_curl_path}" "${curl_path}"


if [ $BUILD_SYS = DARWIN ]
then
        if [ -d "/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include" ]
        then
			ccflags_append_define CCTOOLS_OSX_GETOPT_FROM_SDK
        else
                # The version of getopt.h packaged in cctools appears to cause a SIGBUS on Darwin.
                # Mac OS X Command Line Tools need to be installed to obtain a getopt.h that works.
                echo "*** Sorry, I can't proceed without Mac OS X Command Line Tools."
                echo "*** Please refer to the installation instructions."
                exit 1
        fi
fi


### version requirements for swig:
# at least version 1.3.29 for python 2.4--2.7
# at least version 2.0.4  for python 3.0--

swig_avail=no
swig_exe=""
swig_version=""
if [ $config_swig_path != no ]
then
	swig_avail=yes
	swig_path=${swig_path:-${base_root}}
	if [ "$optstatic" = 1 ]
	then
		echo "*** buildin statically, skipping swig support"
		swig_avail=no
	elif [ "${config_swig_path}" = auto ] && search_file_executable ${SWIG} swig
	then
		swig_exe="${executable_search_result}"
	elif search_file_executable ${swig_path} ${swig_path}/bin/swig ${swig_path}/swig
	then
		swig_exe="${executable_search_result}"
	else
		swig_avail=no
	fi

	if [ "${swig_avail}" = yes ]
	then
		swig_version=$(${swig_exe} -version | grep -i version | awk '{print $3}')
	fi
fi

report_detection swig "${swig_avail}" "${config_swig_path}" "${swig_path}"


perl_avail=no
perl_exe=""
perl_version=""
if [ $config_perl_path != no ]
then
	perl_avail=yes
	perl_path=${perl_path:-${base_root}}

	if [ "${BUILD_SYS}" = DARWIN ]
	then
		echo "*** perl bindings not available in OSX"
		perl_avail=no
	elif [ "${swig_avail}" = no ]
	then
		echo "*** swig is needed for perl support"
		perl_avail=no
	elif [ "${config_perl_path}" = auto ] && search_file_executable perl
	then
		perl_exe=${executable_search_result}
	elif search_file_executable ${perl_path} ${perl_path}/bin/perl
	then
		perl_exe=${executable_search_result}
	else
		perl_avail=no
	fi

	if [ "${perl_avail}" = yes ]
	then
		perl_version=$(${perl_exe} -e 'printf "%vd\n",$^V;' 2> /dev/null)
		if [ $? = 0 ]
		then
			echo "perl version is ${perl_version}"
		else
			perl_avail=no
		fi
	fi

	# check that the perl core module to ask for correct compilation flags is
	# available
	if "${perl_exe}" -e 'eval { require ExtUtils::Embed }; $@ ? exit(1) : exit(0)'
	then
		perl_ccflags=$(${perl_exe} -MExtUtils::Embed -e ccopts)
		perl_ldflags=$(${perl_exe} -MExtUtils::Embed -e ldopts)
	else
		echo "*** perl core module ExtUtils::Embed is not available"
		perl_avail=no
	fi

	if [ "${perl_avail}" = yes ]
	then
		# Remove -lperl, as it is not needed for swig, and it causes trouble if libperl is not compiled with -fPIC, as in conda.
		perl_ldflags=`echo ${perl_ldflags} | sed 's/-lperl//g'`

		if [ "${CONDA_BUILD}" = 1 ]
		then
			perl_install_dir="site_perl"
			perl_ccflags="${perl_ccflags} -I${BUILD_PREFIX}/${BUILD}/sysroot/usr/include"
		else
			perl_install_dir="perl5/site_perl"
		fi

		swig_bindings="$swig_bindings perl"
	fi
fi

report_detection perl "${perl_avail}" "${config_perl_path}" "${perl_path}"


### configure python3
python3_avail=no
python3_exe=""
python3_version=""
if [ $config_python3_path != no ]
then
	python3_avail=yes
	python3_path=${python3_path:-${base_root}}

	if [ "${swig_avail}" = no ]
	then
		echo "*** swig is needed for python3 support"
		python3_avail=no
	elif [ $(format_version ${swig_version}) -lt $(format_version 2.0.4) ]
	then
		echo "*** swig version ${swig_version} is older than 2.0.4, disabling python3 support"
		python3_avail=no
	elif [ "${CONDA_BUILD}" = 1 -a -x "${PYTHON}" ]
	then
		python3_exe="${PYTHON}"
	elif [ "${config_python3_path}" = auto ] && search_file_executable python3 python
	then
		python3_exe=${executable_search_result}
	elif search_file_executable ${python3_path} ${python3_path}/bin/python3 ${python3_path}/bin/python ${python3_path}/python3 ${python3_path}/python
	then
		python3_exe=${executable_search_result}
	else
		python3_avail=no
	fi

	if [ "${python3_avail}" = yes ]
	then
		if [ "${CONDA_BUILD}" = 1 ]
		then
			python3_version="${PY_VER}"
		else
			python3_version=$(${python3_exe} -c 'import sys; print("{}.{}".format(sys.version_info[0],sys.version_info[1]))' 2> /dev/null)
		fi

		if [ -z "${python3_version}" ]
		then
			echo "*** could not find version of python from ${python3_exe}"
			python3_avail=no
		elif [ $(format_version ${python3_version}) -lt $(format_version 3.0) ]
		then
			echo "*** ${python3_exe} version ${python3_version} is not a python3"
			python3_avail=no
		else
			echo "python version ${python3_version}"
		fi
	fi

	if [ "${python3_avail}" = yes ]
	then
		python3_ccflags=$(${python3_exe} -c "import sysconfig as s; print('-I{} {}'.format(s.get_config_var('CONFINCLUDEPY'), s.get_config_var('CPPFLAGS')))")
		python3_ldflags=$(${python3_exe} -c "import sysconfig as s; print(s.get_config_var('LDFLAGS'))")

		if [ $BUILD_SYS = DARWIN ]
		then
			if [ "${CONDA_BUILD}" = 1 ]
			then
				python3_ldflags="-undefined dynamic_lookup"
			else
				python3_ldflags="$python3_ldflags -undefined dynamic_lookup"
			fi
		fi

		if ! check_function Py_MATH_PI Python.h ${python3_ccflags} ${python3_ldflags}
		then
			echo "*** could not find python3 development files"
			python3_avail=no
		fi
	fi

	if [ "${python3_avail}" = yes ]
	then
		swig_bindings="$swig_bindings python3"
		python_test_exec=${python3_exe}
		python_test_dir=python3
	fi
fi

report_detection python3 "${python3_avail}" "${config_python3_path}" "${python3_path}"


library_search_standard()
{
	if library_search "$@"
	then
		external_libraries="${external_libraries} ${library_search_result}"
	fi
}


openssl_avail=no
if [ $config_openssl_path != no ]
then
	openssl_avail=yes
	openssl_path=${openssl_path:-${base_root}}

	if ! library_search ssl $openssl_path
	then
		echo "*** Couldn't find libssl"
		openssl_avail=no
	fi

	if ! library_search crypto $openssl_path
	then
		echo "*** Couldn't find libcrypto"
		openssl_avail=no
	fi

	if ! optional_function TLS_method openssl/ssl.h HAS_TLS_method HAS_OPENSSL
	then
		if ! optional_function SSLv23_method openssl/ssl.h HAS_SSLv23_method HAS_OPENSSL
		then
			openssl_avail=no
		fi
	fi

	if [ "${openssl_avail}" = yes ]
	then
		openssl_ccflags="-I${openssl_path}/include"
		openssl_ldflags="-L${openssl_path}/lib -lssl -lcrypto"
	fi
fi

report_detection openssl "${openssl_avail}" "${config_openssl_path}" "${openssl_path}"


#check for static openssl for cctools binaries (but parrot) in conda environments
openssl_static_avail=no
if [ "$openssl_avail" = yes ] && [ "$config_static_openssl" = yes ]
then
	openssl_static_avail=yes
	if ! check_file "${openssl_path}"/lib/libssl.a
	then
		openssl_static_avail=no
	fi

	if ! check_file "${openssl_path}"/lib/libcrypto.a
	then
		openssl_static_avail=no
	fi

	if [ "$openssl_static_avail" = yes ]
	then
		openssl_static_ldflags="${openssl_path}/lib/libssl.a ${openssl_path}/lib/libcrypto.a"
	fi

	report_detection openssl_static "${openssl_static_avail}" auto "${openssl_path}"
fi


# from glibc:
library_search_standard resolv ${base_root}
library_search_standard socket ${base_root}
library_search_standard nsl ${base_root}


# Finally, add in standard system libraries found everywhere

if [ $BUILD_SYS != DARWIN ]
then
	external_libraries="${external_libraries} -lrt"
fi

external_libraries="${external_libraries} -ldl"

zlib_path=${zlib_path:-${base_root}}
if library_search z ${zlib_path}
then
	external_libraries="${external_libraries} ${library_search_result}"
	if [ "$zlib_path" != "${base_root}" ]
	then
		ccflags="${ccflags} -I${zlib_path}/include"
		ldflags="${ldflags} -L${zlib_path}/lib"
	fi
else
	# zlib is a hard requirement, thus we immediately exit if we can't find it.
	echo "*** Sorry, I couldn't find zlib in $zlib_path"
	echo "*** Check --with-zlib-path and try again."
	exit 1
fi


if [ "$optstatic" = 1 ]
then
	static_libraries="../../dttools/src/libdttools.a ${zlib_path}/lib/libz.a"
else
	external_libraries="${external_libraries} -lstdc++ -lpthread -lz -lc -lm"
fi

if [ $BUILD_SYS = DARWIN ]
then
	cctools_dynamic_suffix=dylib
	cctools_dynamic_flag=-dynamiclib
else
	cctools_dynamic_suffix=so
	cctools_dynamic_flag=-shared
fi

optional_function ppoll       poll.h     HAS_PPOLL

# sqlite3 uses define "HAVE_*"
optional_function gmtime_r    time.h     HAVE_GMTIME_R
optional_function fdatasync   unistd.h   HAVE_FDATASYNC
optional_function isnan       math.h     HAS_ISNAN HAVE_ISNAN SQLITE_HAVE_ISNAN
optional_function localtime_r time.h     HAVE_LOCALTIME_R
optional_function localtime_s time.h     HAVE_LOCALTIME_S
optional_function openat      fcntl.h    HAS_OPENAT
optional_function pread       unistd.h   HAS_PREAD USE_PREAD
optional_function pread64     unistd.h   USE_PREAD64
optional_function pwrite      unistd.h   HAS_PWRITE USE_PWRITE
optional_function pwrite64    unistd.h   USE_PWRITE64
optional_function statx       sys/stat.h HAS_STATX
optional_function strchrnul   string.h   HAVE_STRCHRNUL
optional_function strsignal   string.h   HAS_STRSIGNAL
optional_function usleep      unistd.h   HAS_USLEEP HAVE_USLEEP
optional_function utime       utime.h    HAS_UTIME HAVE_UTIME
optional_function utimensat   sys/stat.h HAS_UTIMENSAT

if [ "$BUILD_SYS" = DARWIN ]
then
	if ! optional_function fstat64 sys/stat.h
	then
		ccflags_append_define "fstat64=fstat"
		ccflags_append_define "stat64=stat"
		ccflags_append_define "lstat64=lstat"
	fi
fi

if [ "$include_package_chirp" = chirp ]
then
	optional_include attr/xattr.h HAS_ATTR_XATTR_H
	optional_include sys/xattr.h  HAS_SYS_XATTR_H
fi

optional_include ifaddrs.h     HAS_IFADDRS
optional_include inttypes.h    HAS_INTTYPES_H HAVE_INTTYPES_H
optional_include stdint.h      HAS_STDINT_H HAVE_STDINT_H
optional_include sys/statfs.h  HAS_SYS_STATFS_H
optional_include sys/statvfs.h HAS_SYS_STATVFS_H
optional_include sys/vfs.h     HAS_SYS_VFS_H

cctools_doctargets=
if check_path doxygen
then
	cctools_doctargets="apipages ${cctools_doctargets}"
else
	echo "*** not building API documentation"
fi

if check_path m4
then
	cctools_doctargets="htmlpages mdpages ${cctools_doctargets}"
	if check_path nroff
	then
		cctools_doctargets="manpages ${cctools_doctargets}"
	else
		echo "*** not building man pages"
	fi
else
	echo "*** not building html or man pages"
fi

# Check which packages we can build, according to the results above
echo "checking for package compatibility..."

if [ "${include_package_chirp}" = chirp ]
then
		internal_ccflags="${internal_ccflags} -DCCTOOLS_WITH_CHIRP"
fi

if [ "$include_package_parrot" = parrot ]
then
	if [ -d parrot -a $BUILD_SYS = LINUX ]
	then
		if [ $BUILD_CPU = I386 -o $BUILD_CPU = X86_64 ]
		then
			:
		else
			echo "parrot is NOT supported on ${BUILD_SYS} ${BUILD_CPU}"
			include_package_parrot=""
		fi
	else
		echo "parrot is NOT supported on ${BUILD_SYS} for any cpu type"
		include_package_parrot=""
	fi
fi

if [ "$include_package_resource_monitor" = resource_monitor ]
then
	if [ -d resource_monitor -a $BUILD_SYS = LINUX ]
	then
		echo "resource_monitor IS supported on ${BUILD_SYS}"
	else
		echo "resource_monitor is NOT supported on ${BUILD_SYS}"
	fi
fi

if [ "${include_package_ftplite}" = ftp_lite ]
then
	if [ "$optstatic" = 1 ]
	then
		echo "ftplite cannot currently be build statically".
		include_package_ftplite=""
	fi
fi

if [ "${include_package_parrot}" = parrot ]
then
	if [ "$optstatic" = 1 ]
	then
		echo "parrot cannot currently be build statically".
		include_package_parrot=""
	fi
fi

if [ "${include_package_grow}" = grow ]
then
	if [ "$optstatic" = 1 ]
	then
		echo "grow cannot currently be build statically".
		include_package_grow=""
	fi

	if [ "$fuse_avail" != yes ]; then
		echo "grow_fuse requires FUSE"
	fi
fi

potential_packages="dttools batch_job ${include_package_grow} ${include_package_makeflow} ${include_package_work_queue} ${include_package_ftplite} ${include_package_taskvine} ${include_package_parrot} ${include_package_resource_monitor} ${include_package_chirp} ${include_package_deltadb} ${include_package_doc} ${include_package_poncho}"

echo "checking for all the things I know how to build..."
for p in $potential_packages
do
	if [ -d $p ]
	then
		echo "package $p found"
		packages="${packages} $p"
		if [ -d `pwd`/$p/src ]
		then
			internal_ccflags="${internal_ccflags} -I $(pwd)/$p/src"
		fi
	else
		echo "package $p not found (that's ok)"
	fi
done

if [ taskvine = "${include_package_taskvine}" ]
then
	internal_ccflags="${internal_ccflags} -I $(pwd)/taskvine/src/manager"
fi

ccflags_append_define \
	"BUILD_DATE='\"$BUILD_DATE\"'" \
	"BUILD_HOST='\"$BUILD_HOST\"'" \
	"BUILD_USER='\"$BUILD_USER\"'" \
	"CCTOOLS_COMMIT='\"$COMMIT\"'" \
	"CCTOOLS_CONFIGURE_ARGUMENTS='\"$configure_arguments\"'" \
	"CCTOOLS_CPU_${BUILD_CPU}" \
	"CCTOOLS_CVMFS_BUILD_FLAGS='\"${cvmfs_ldflags} ${cvmfs_ccflags}\"'" \
	"CCTOOLS_OPSYS_${BUILD_SYS}" \
	"CCTOOLS_RELEASE_DATE='\"$DATE\"'" \
	"CCTOOLS_SOURCE='\"$SOURCE\"'" \
	"CCTOOLS_SYSTEM_INFORMATION='\"$system_information\"'" \
	"CCTOOLS_VERSION='\"$VERSION\"'" \
	"CCTOOLS_VERSION_MAJOR=$MAJOR" \
	"CCTOOLS_VERSION_MICRO=$MICRO" \
	"CCTOOLS_VERSION_MINOR=$MINOR" \
	"INSTALL_PATH='\"${install_path}\"'" \
	"_GNU_SOURCE" \
	"_REENTRANT"

# If debug flag is on, turn on compiler for debugging experience.
if [ "$optdebug" = 1 ]; then
	debug_flags=" -g3 -O0 -ggdb3 "
else
	# Appending "-Og" to various compiler flags to have some optimizations and
	# still be able to debug in most cases.
	# "-O0" is a common but suboptimal choice.
	debug_flags=" -g "
fi

ccflags_append "$debug_flags"
ldflags="${ldflags} ${debug_flags}"

if [ X$include_package_parrot = "Xparrot" ]
then

	cat <<EOF > libparrot.test.c
int main() { return 0; }
EOF
	echon "testing creation of 64-bit libparrot_helper.so..."
	$ccompiler $internal_ccflags -m64 libparrot.test.c -o libparrot.test > /dev/null 2>&1
	if [ $? = 0 ]
	then
		build_lib64parrot_helper="yes"
	else
		build_lib64parrot_helper="no"
	fi
	echo $build_lib64parrot_helper

	echon "testing creation of 32-bit libparrot_helper.so..."
	$ccompiler $internal_ccflags -m32 libparrot.test.c -o libparrot.test > /dev/null 2>&1
	if [ $? = 0 ]
	then
		build_lib32parrot_helper="yes"
	else
		build_lib32parrot_helper="no"
	fi
	echo $build_lib32parrot_helper

	rm -f libparrot.test.c libparrot.test
fi

echo "Creating config.mk..."

if [ "$optdebug" = 1 ]; then
	CCTOOLS_CC="${ccompiler}"
	CCTOOLS_CXX="${cxxcompiler}"
	CCTOOLS_LD="${linker}"
else
	CCTOOLS_CC='@echo COMPILE $@;'"${ccompiler}"
	CCTOOLS_CXX='@echo COMPILE $@;'"${cxxcompiler}"
	CCTOOLS_LD='@echo LINK $@;'"${linker}"
fi

swig_taskvine_bindings=""
swig_workqueue_bindings=""
swig_chirp_bindings=""
swig_rmonitor_bindings=""
if [ "$swig_avail" = yes ]
then
	for binding in $swig_bindings
	do
		if [ -d taskvine/src/bindings/${binding} ]
		then
			swig_taskvine_bindings="$binding $swig_taskvine_bindings"
		fi

		if [ -d work_queue/src/bindings/${binding} ]
		then
			swig_workqueue_bindings="$binding $swig_workqueue_bindings"
		fi

		if [ -d chirp/src/bindings/${binding} ]
		then
			swig_chirp_bindings="$binding $swig_chirp_bindings"
		fi

		if [ -d resource_monitor/src/bindings/${binding} ]
		then
			swig_rmonitor_bindings="$binding $swig_rmonitor_bindings"
		fi
	done
fi

source_path=$(pwd)

openssl_default_ldflags_var=CCTOOLS_OPENSSL_STATIC_LDFLAGS
if [ "${openssl_avail}" = yes ] && [ "${openssl_static_avail}" = no ]
then
	openssl_default_ldflags_var=CCTOOLS_OPENSSL_LDFLAGS

	if [ -n "${CONDA_PREFIX}" ]
	then
		echo "*** building inside a conda environment without linking static openssl."
		echo "*** probably this is not what you want. binaries may not work outside the environment"
	fi
fi

cat <<EOF >>config.mk
# Generated at `date` by $USER@`uname -n`

CCTOOLS_HOME=${source_path}
CCTOOLS_INSTALL_DIR=${install_path}

CCTOOLS_OPSYS=${BUILD_SYS}

CCTOOLS_PACKAGES=${packages}

CCTOOLS_CC=${CCTOOLS_CC}

CCTOOLS_BASE_CCFLAGS=${ccflags}

CCTOOLS_INTERNAL_CCFLAGS=${internal_ccflags} \${CCTOOLS_BASE_CCFLAGS} ${c_only_flags}

CCTOOLS_CCFLAGS=-I\${CCTOOLS_INSTALL_DIR}/include/cctools \${CCTOOLS_BASE_CCFLAGS} ${c_only_flags}

CCTOOLS_CXX=${CCTOOLS_CXX}

CCTOOLS_BASE_CXXFLAGS=\${CCTOOLS_BASE_CCFLAGS}

CCTOOLS_INTERNAL_CXXFLAGS=${internal_ccflags} \${CCTOOLS_BASE_CCFLAGS}

CCTOOLS_CXXFLAGS=-I\${CCTOOLS_INSTALL_DIR}/include/cctools \${CCTOOLS_BASE_CCFLAGS}

CCTOOLS_LD = ${CCTOOLS_LD}

CCTOOLS_BASE_LDFLAGS = ${ldflags}

CCTOOLS_INTERNAL_LDFLAGS = \$(CCTOOLS_BASE_LDFLAGS) ${internal_ldflags}

CCTOOLS_EXTERNAL_LINKAGE = \$(${openssl_default_ldflags_var}) ${external_libraries}
CCTOOLS_EXTERNAL_LINKAGE_NO_OPENSSL = ${external_libraries}

CCTOOLS_STATIC_LINKAGE = ${static_libraries}

CCTOOLS_LDFLAGS = -L\$(CCTOOLS_INSTALL_DIR)/lib \$(CCTOOLS_BASE_LDFLAGS)

CCTOOLS_STATIC=${optstatic}

CCTOOLS_DYNAMIC_SUFFIX=${cctools_dynamic_suffix}
CCTOOLS_DYNAMIC_FLAG=${cctools_dynamic_flag}

CC=${ccompiler}
CCFLAGS=\$(CCTOOLS_CCFLAGS)
LD=${linker}
LDFLAGS=\$(CCTOOLS_LDFLAGS)
CXX=${cxxcompiler}
CXXFLAGS=\$(CCTOOLS_CXXFLAGS)

CCTOOLS_AR=ar

CCTOOLS_CHIRP=${include_package_chirp}

CCTOOLS_READLINE_AVAILABLE=${readline_avail}
CCTOOLS_READLINE_LDFLAGS=${readline_ldflags}

CCTOOLS_SWIG_AVAILABLE=${swig_avail}
CCTOOLS_SWIG=${swig_exe}
CCTOOLS_SWIG_TASKVINE_BINDINGS=${swig_taskvine_bindings}
CCTOOLS_SWIG_WORKQUEUE_BINDINGS=${swig_workqueue_bindings}
CCTOOLS_SWIG_CHIRP_BINDINGS=${swig_chirp_bindings}
CCTOOLS_SWIG_RMONITOR_BINDINGS=${swig_rmonitor_bindings}

CCTOOLS_PERL_AVAILABLE=${perl_avail}
CCTOOLS_PERL=${perl_exe}
CCTOOLS_PERL_CCFLAGS=${perl_ccflags}
CCTOOLS_PERL_LDFLAGS=${perl_ldflags}
CCTOOLS_PERL_VERSION=${perl_version}
CCTOOLS_PERL_PATH=\$(CCTOOLS_INSTALL_DIR)/lib/${perl_install_dir}/\$(CCTOOLS_PERL_VERSION)

CCTOOLS_PYTHON_TEST_EXEC=${python_test_exec}
CCTOOLS_PYTHON_TEST_DIR=${python_test_dir}

CCTOOLS_PYTHON2_AVAILABLE=no
CCTOOLS_PYTHON2=
CCTOOLS_PYTHON2_CCFLAGS=
CCTOOLS_PYTHON2_LDFLAGS=
CCTOOLS_PYTHON2_VERSION=
CCTOOLS_PYTHON2_PATH=\$(CCTOOLS_INSTALL_DIR)/lib/python\$(CCTOOLS_PYTHON2_VERSION)/site-packages

CCTOOLS_PYTHON3_AVAILABLE=${python3_avail}
CCTOOLS_PYTHON3=${python3_exe}
CCTOOLS_PYTHON3_CCFLAGS=-DNDEBUG ${python3_ccflags}
CCTOOLS_PYTHON3_LDFLAGS=${python3_ldflags}
CCTOOLS_PYTHON3_VERSION=${python3_version}
CCTOOLS_PYTHON3_PATH=\$(CCTOOLS_INSTALL_DIR)/lib/python\$(CCTOOLS_PYTHON3_VERSION)/site-packages

CCTOOLS_PYDOC=$(which pydoc 2> /dev/null || which pydoc2 2> /dev/null || which pydoc3 > /dev/null)

CCTOOLS_FLAKE8_IGNORE_ERRORS=C901,E501,W503

CCTOOLS_SGE_PARAMETERS=$(echo ${sge_parameters} | sed -e 's/\$/\\\$\$/g')

CCTOOLS_DOCTARGETS=${cctools_doctargets}

CCTOOLS_M4_ARGS=-DCCTOOLS_VERSION="${VERSION}" -DCCTOOLS_RELEASE_DATE="${RELEASE_DATE}"

CCTOOLS_BUILD_LIB64PARROT_HELPER=${build_lib64parrot_helper}
CCTOOLS_BUILD_LIB32PARROT_HELPER=${build_lib32parrot_helper}

CCTOOLS_VERSION=${VERSION}
CCTOOLS_RELEASEDATE=${RELEASE_DATE}

CCTOOLS_IRODS_AVAILABLE=${irods_avail}
CCTOOLS_IRODS_LDFLAGS=${irods_ldflags}
CCTOOLS_IRODS_CCFLAGS=${irods_ccflags}

CCTOOLS_MYSQL_AVAILABLE=${mysql_avail}
CCTOOLS_MYSQL_LDFLAGS=${mysql_ldflags}
CCTOOLS_MYSQL_CCFLAGS=${mysql_ccflags}

CCTOOLS_XROOTD_AVAILABLE=${xrootd_avail}
CCTOOLS_XROOTD_LDFLAGS=${xrootd_ldflags}
CCTOOLS_XROOTD_CCFLAGS=${xrootd_ccflags}

CCTOOLS_CVMFS_AVAILABLE=${cvmfs_avail}
CCTOOLS_CVMFS_LDFLAGS=${cvmfs_ldflags}
CCTOOLS_CVMFS_CCFLAGS=${cvmfs_ccflags}

CCTOOLS_OPENSSL_AVAILABLE=${openssl_avail}
CCTOOLS_OPENSSL_LDFLAGS=${openssl_ldflags}
CCTOOLS_OPENSSL_CCFLAGS=${openssl_ccflags}

CCTOOLS_OPENSSL_STATIC_AVAILABLE=${openssl_static_avail}
CCTOOLS_OPENSSL_STATIC_LDFLAGS=${openssl_static_ldflags}
CCTOOLS_OPENSSL_STATIC_CCFLAGS=${openssl_ccflags}

CCTOOLS_EXT2FS_AVAILABLE=${ext2fs_avail}
CCTOOLS_EXT2FS_LDFLAGS=${ext2fs_ldflags}
CCTOOLS_EXT2FS_CCFLAGS=${ext2fs_ccflags}

CCTOOLS_FUSE_AVAILABLE=${fuse_avail}
CCTOOLS_FUSE_LDFLAGS=${fuse_ldflags}
CCTOOLS_FUSE_CCFLAGS=${fuse_ccflags}

CCTOOLS_MPI_AVAILABLE=${mpi_avail}
CCTOOLS_MPI_LDFLAGS=${mpi_ldflags}
CCTOOLS_MPI_CCFLAGS=${mpi_ccflags}

CCTOOLS_CURL_AVAILABLE=${curl_avail}
CCTOOLS_CURL_LDFLAGS=${curl_ldflags}
CCTOOLS_CURL_CCFLAGS=${curl_ccflags}

CCTOOLS_GLOBUS_AVAILABLE=${globus_avail}
CCTOOLS_GLOBUS_LDFLAGS=${globus_ldflags}
CCTOOLS_GLOBUS_CCFLAGS=${globus_ccflags}

export CCTOOLS_TEST_CCFLAGS=${test_ccflags}
EOF

echo""
echo "Optional external systems configured:"
echo""

echo "General libraries"
printf "%-15s %3s\n" curl ${curl_avail}
printf "%-15s %3s\n" ext2fs ${ext2fs_avail}
printf "%-15s %3s\n" fuse ${fuse_avail}
printf "%-15s %3s\n" "makeflow mpi" ${mpi_avail}
printf "%-15s %3s\n" openssl ${openssl_avail}
printf "%-15s %3s\n" openssl_static ${openssl_static_avail}
printf "%-15s %3s\n" readline ${readline_avail}

echo ""
echo "Language support:"
printf "%-15s %3s\n" swig ${swig_avail}
printf "%-15s %3s\n" perl ${perl_avail}
printf "%-15s %3s\n" python3 ${python3_avail}

echo ""
echo "External support configured for parrot:"
printf "%-15s %3s\n" cvmfs ${cvmfs_avail}
printf "%-15s %3s\n" globus ${globus_avail}
printf "%-15s %3s\n" irods ${irods_avail}
printf "%-15s %3s\n" mysql ${mysql_avail}
printf "%-15s %3s\n" xrootd ${xrootd_avail}

echo ""
echo "To re-configure, type './configure.rerun'"
echo "To build, type '${MAKE}'"
echo "To build and install, type '${MAKE} install'"
echo ""

exit 0


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