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#! /bin/sh
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#
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# (C) 2006 by Argonne National Laboratory.
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# See COPYRIGHT in top-level directory.
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#
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# mpicxx
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# Simple script to compile and/or link MPI programs.
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# This script knows the default flags and libraries, and can handle
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# alternative C++ compilers and the associated flags and libraries.
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# The important terms are:
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# includedir, libdir - Directories containing an *installed* mpich
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# prefix, execprefix - Often used to define includedir and libdir
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# CXX - C compiler
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# WRAPPER_CXXFLAGS - Any special flags needed to compile
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# WRAPPER_LDFLAGS - Any special flags needed to link
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# WRAPPER_LIBS - Any special libraries needed in order to link
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#
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# We assume that (a) the C++ compiler can both compile and link programs
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#
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# Handling of command-line options:
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# This is a little tricky because some options may contain blanks.
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#
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# Special issues with shared libraries - todo
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#
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# --------------------------------------------------------------------------
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# Set the default values of all variables.
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#
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# Directory locations: Fixed for any MPI implementation
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prefix=__PREFIX_TO_BE_FILLED_AT_INSTALL_TIME__
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exec_prefix=__EXEC_PREFIX_TO_BE_FILLED_AT_INSTALL_TIME__
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sysconfdir=__SYSCONFDIR_TO_BE_FILLED_AT_INSTALL_TIME__
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includedir=__INCLUDEDIR_TO_BE_FILLED_AT_INSTALL_TIME__
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libdir=__LIBDIR_TO_BE_FILLED_AT_INSTALL_TIME__
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# Default settings for compiler, flags, and libraries
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CXX="@CXX@"
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MPICH_VERSION="@MPICH_VERSION@"
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enable_wrapper_rpath="@enable_wrapper_rpath@"
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@cxx_shlib_conf@
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# Internal variables
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# Show is set to echo to cause the compilation command to be echoed instead
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# of executed.
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Show=eval
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#
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# End of initialization of variables
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#---------------------------------------------------------------------
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# Environment Variables.
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# The environment variables MPICH_CXX may be used to override the
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# default choices.
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# In addition, if there is a file $sysconfdir/mpicxx-$CXXname.conf,
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# where CXXname is the name of the compiler with all spaces replaced by hyphens
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# (e.g., "CC -64" becomes "CC--64", that file is sources, allowing other
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# changes to the compilation environment. See the variables used by the
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# script (defined above)
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# Added MPICH_CXX_OLD, MPICH_CXX can be used to prefix CXX
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# with external utility, e.g. setenv MPICH_CXX 'eval linkcache $MPICH_CXX_OLD'
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if [ -n "$MPICH_CXX" ] ; then
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MPICH_CXX_OLD="$CXX"
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CXX="$MPICH_CXX"
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CXXname=`echo $CXX | sed 's/ /-/g'`
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if [ -s $sysconfdir/mpicxx-$CXXname.conf ] ; then
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. $sysconfdir/mpicxx-$CXXname.conf
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fi
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fi
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# Allow a profiling option to be selected through an environment variable
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if [ -n "$MPICXX_PROFILE" ] ; then
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profConf=$MPICXX_PROFILE
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fi
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#
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# ------------------------------------------------------------------------
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# Argument processing.
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# This is somewhat awkward because of the handling of arguments within
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# the shell. We want to handle arguments that include spaces without
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# loosing the spacing (an alternative would be to use a more powerful
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# scripting language that would allow us to retain the array of values,
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# which the basic (rather than enhanced) Bourne shell does not.
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#
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# Look through the arguments for arguments that indicate compile only.
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# If these are *not* found, add the library options
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linking=yes
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allargs=""
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interlib_deps=yes
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for arg in "$@" ; do
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# Set addarg to no if this arg should be ignored by the C compiler
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addarg=yes
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qarg=$arg
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case $arg in
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# ----------------------------------------------------------------
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# Compiler options that affect whether we are linking or no
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-c|-S|-E|-M|-MM)
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# The compiler links by default
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linking=no
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;;
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# ----------------------------------------------------------------
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# Options that control how we use mpicxx (e.g., -show,
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# -cxx=* -config=*
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-static)
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interlib_deps=no
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;;
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-echo)
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addarg=no
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set -x
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;;
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-cxx=*)
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CXX=`echo A$arg | sed -e 's/A-cxx=//g'`
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addarg=no
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;;
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# Backwards compatibility for MPICH1 - scripts
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-CC=*)
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CXX=`echo A$arg | sed -e 's/A-CC=//g'`
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addarg=no
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;;
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-show)
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addarg=no
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Show=echo
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;;
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-config=*)
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addarg=no
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CXXname=`echo A$arg | sed -e 's/A-config=//g'`
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if [ -s "$sysconfdir/mpicxx-$CXXname.conf" ] ; then
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. "$sysconfdir/mpicxx-$CXXname.conf"
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else
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echo "Configuration file mpicxx-$CXXname.conf not found"
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fi
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;;
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-compile-info|-compile_info)
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# -compile_info included for backward compatibility
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Show=echo
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addarg=no
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;;
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-link-info|-link_info)
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# -link_info included for backward compatibility
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Show=echo
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addarg=no
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;;
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-v)
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# Pass this argument to the compiler as well.
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echo "mpicxx for MPICH version $MPICH_VERSION"
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# if there is only 1 argument, it must be -v.
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if [ "$#" -eq "1" ] ; then
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linking=no
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fi
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;;
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-profile=*)
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# Pass the name of a profiling configuration. As
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# a special case, lib<name>.so or lib<name>.la may be used
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# if the library is in $libdir
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profConf=`echo A$arg | sed -e 's/A-profile=//g'`
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addarg=no
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# Loading the profConf file is handled below
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;;
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-nativelinking)
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# Internal option to use native compiler for linking without MPI libraries
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nativelinking=yes
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addarg=no
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;;
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-help)
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NC=`echo "$CXX" | sed 's%\/% %g' | awk '{print $NF}' -`
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if [ -f "$sysconfdir/mpixxx_opts.conf" ] ; then
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. $sysconfdir/mpixxx_opts.conf
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echo " -cxx=xxx - Reset the native compiler to xxx."
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else
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if [ -f "./mpixxx_opts.conf" ] ; then
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. ./mpixxx_opts.conf
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echo " -cxx=xxx - Reset the native compiler to xxx."
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fi
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fi
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exit 0
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;;
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# -----------------------------------------------------------------
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# Other arguments. We are careful to handle arguments with
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# quotes (we try to quote all arguments in case they include
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# any spaces)
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*\"*)
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qarg="'"$arg"'"
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;;
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*\'*)
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qarg='\"'"$arg"'\"'
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;;
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*)
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qarg="'$arg'"
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;;
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esac
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if [ $addarg = yes ] ; then
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allargs="$allargs $qarg"
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fi
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done
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if [ $# -eq 0 ] ; then
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echo "Error: Command line argument is needed!"
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"$0" -help
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exit 1
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fi
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# -----------------------------------------------------------------------
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# Derived variables. These are assembled from variables set from the
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# default, environment, configuration file (if any) and command-line
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# options (if any)
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cxxlibs=
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if [ "@MPICXXLIBNAME@" != "@MPILIBNAME@" ] ; then
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cxxlibs="-l@MPICXXLIBNAME@"
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fi
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PROFILE_FOO=
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# Handle the case of a profile switch
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if [ -n "$profConf" ] ; then
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profConffile=
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if [ -s "$libdir/lib$profConf.a" -o -s "$libdir/lib$profConf.so" ] ; then
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PROFILE_FOO="-l$profConf"
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elif [ -s "$sysconfdir/$profConf.conf" ] ; then
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profConffile="$sysconfdir/$profConf.conf"
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elif [ -s "$profConf.conf" ] ; then
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profConffile="$profConf.conf"
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else
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echo "Profiling configuration file $profConf.conf not found in $sysconfdir"
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fi
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0848f5 |
if [ -n "$profConffile" -a -s "$profConffile" ] ; then
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. $profConffile
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fi
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fi
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final_cxxflags="@MPICH_MPICXX_CXXFLAGS@ @WRAPPER_CXXFLAGS@"
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0848f5 |
final_cppflags="@MPICH_MPICXX_CPPFLAGS@ @WRAPPER_CPPFLAGS@"
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0848f5 |
final_ldflags="@MPICH_MPICXX_LDFLAGS@ @WRAPPER_LDFLAGS@"
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final_libs="@MPICH_MPICXX_LIBS@"
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if test "@INTERLIB_DEPS@" = "no" -o "${interlib_deps}" = "no" ; then
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final_ldflags="${final_ldflags} @LDFLAGS@"
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0848f5 |
final_libs="${final_libs} @LIBS@ @WRAPPER_LIBS@"
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0848f5 |
fi
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0848f5 |
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# A temporary statement to invoke the compiler
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0848f5 |
# Place the -L before any args incase there are any mpi libraries in there.
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0848f5 |
# Eventually, we'll want to move this after any non-MPI implementation
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0848f5 |
# libraries
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0848f5 |
if [ "$linking" = yes ] ; then
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0848f5 |
# Attempt to encode rpath info into the executable if the user has not
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0848f5 |
# disabled rpath usage and some flavor of rpath makes sense on this
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0848f5 |
# platform.
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0848f5 |
# TODO configure and config.rpath are computing more sophisticated rpath
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Packit |
0848f5 |
# schemes than this simple one. Consider updating this logic accordingly.
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Packit |
0848f5 |
if test "X$enable_wrapper_rpath" = "Xyes" ; then
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0848f5 |
eval rpath_flags=\"${hardcode_libdir_flag_spec}\"
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Packit |
0848f5 |
else
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Packit |
0848f5 |
rpath_flags=""
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0848f5 |
fi
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Packit |
0848f5 |
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Packit |
0848f5 |
if [ "$nativelinking" = yes ] ; then
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Packit |
0848f5 |
$Show $CXX ${final_cppflags} $PROFILE_INCPATHS ${final_cxxflags} ${final_ldflags} $allargs -I$includedir
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0848f5 |
rc=$?
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Packit |
0848f5 |
else
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Packit |
0848f5 |
$Show $CXX ${final_cppflags} $PROFILE_INCPATHS ${final_cxxflags} ${final_ldflags} $allargs -I$includedir -L$libdir $cxxlibs $PROFILE_PRELIB $PROFILE_FOO $rpath_flags -l@MPILIBNAME@ @LPMPILIBNAME@ $PROFILE_POSTLIB ${final_libs}
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Packit |
0848f5 |
rc=$?
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Packit |
0848f5 |
fi
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Packit |
0848f5 |
else
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Packit |
0848f5 |
$Show $CXX ${final_cppflags} $PROFILE_INCPATHS ${final_cxxflags} $allargs -I$includedir
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Packit |
0848f5 |
rc=$?
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Packit |
0848f5 |
fi
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Packit |
0848f5 |
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Packit |
0848f5 |
exit $rc
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0848f5 |
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