#----------------------------------*-sh-*--------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 1991-2008 OpenCFD Ltd.
#    \\/     M anipulation  |
#------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM.
#
#     OpenFOAM is free software; you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by the
#     Free Software Foundation; either version 2 of the License, or (at your
#     option) any later version.
#
#     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
#     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
#     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
#     for more details.
#
#     You should have received a copy of the GNU General Public License
#     along with OpenFOAM; if not, write to the Free Software Foundation,
#     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# Script
#     bashrc
#
# Description
#     Startup file for OpenFOAM
#     Sourced from ~/.profile or ~/.bashrc
#
#------------------------------------------------------------------------------

export WM_PROJECT=OpenFOAM
#export WM_PROJECT_VERSION=1.5
: ${WM_PROJECT_VERSION:=dev}; export WM_PROJECT_VERSION


#!!User:
#    either set $FOAM_INST_DIR before sourcing this file or set
#    $foamInstall below to where OpenFOAM is installed
#
# Location of FOAM installation
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foamInstall=$HOME/$WM_PROJECT
# foamInstall=~$WM_PROJECT
# foamInstall=/usr/local/$WM_PROJECT
# foamInstall=/opt/$WM_PROJECT

: ${FOAM_INST_DIR:=$foamInstall}; export FOAM_INST_DIR


# Location of site/user files
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~
export WM_PROJECT_INST_DIR=$FOAM_INST_DIR
export WM_PROJECT_DIR=$FOAM_INST_DIR/$WM_PROJECT-$WM_PROJECT_VERSION
export WM_PROJECT_USER_DIR=$HOME/$WM_PROJECT/$USER-$WM_PROJECT_VERSION


# Location of third-party software
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
export WM_THIRD_PARTY_DIR=$WM_PROJECT_INST_DIR/ThirdParty


# Operating System/Platform from Unix or MSWindows
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# WM_OS = Unix | MSWindows
: ${WM_OS:=Unix}; export WM_OS


# Compiler: set to Gcc, Gcc43 or Icc (for Intel's icc)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
: ${WM_COMPILER:=Gcc}; export WM_COMPILER

export WM_COMPILER_ARCH=
export WM_COMPILER_LIB_ARCH=


# Compilation options (architecture, precision, optimised, debug or profiling)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# WM_ARCH_OPTION = 32 | 64
: ${WM_ARCH_OPTION:=64}; export WM_ARCH_OPTION

# WM_PRECISION_OPTION = DP | SP
: ${WM_PRECISION_OPTION:=DP}; export WM_PRECISION_OPTION

# WM_COMPILE_OPTION = Opt | Debug | Prof
: ${WM_COMPILE_OPTION:=Opt}; export WM_COMPILE_OPTION

# WM_JAVAC_OPTION = Opt | Debug
: ${WM_JAVAC_OPTION:=Opt}; export WM_JAVAC_OPTION

# WM_MPLIB = | OPENMPI| LAM | MPICH | MPICH-GM | GAMMA | MPI
: ${WM_MPLIB:=OPENMPI}; export WM_MPLIB


# Run options (floating-point signal handling and memory initialisation)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
export FOAM_SIGFPE=
# export FOAM_SETNAN=


# Detect system type and set environment variables appropriately
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
export WM_ARCH=`uname -s`

case $WM_ARCH in
Linux)
    WM_ARCH=linux

    # compiler specifics
    case `uname -m` in
    i686)
        ;;

    x86_64)
        case $WM_ARCH_OPTION in
        32)
            export WM_COMPILER_ARCH='-64'
            export WM_CC='gcc'
            export WM_CXX='g++'
            export WM_CFLAGS='-m32 -fPIC'
            export WM_CXXFLAGS='-m32 -fPIC'
            export WM_LDFLAGS='-m32'
            ;;
        64)
            WM_ARCH=linux64
            export WM_COMPILER_LIB_ARCH=64
            export WM_CC='gcc'
            export WM_CXX='g++'
            export WM_CFLAGS='-m64 -fPIC'
            export WM_CXXFLAGS='-m64 -fPIC'
            export WM_LDFLAGS='-m64'
            ;;
        *)
            echo Unknown WM_ARCH_OPTION $WM_ARCH_OPTION, should be 32 or 64
            ;;
        esac
        ;;
    ia64)
        WM_ARCH=linuxIA64
        export WM_COMPILER=I64
        ;;
    *)
        echo Unknown processor type `uname -m` for Linux
        ;;
    esac
    ;;

*)    	# an unsupported operating system
    cat <<USAGE

    Your "$WM_ARCH" operating system is not supported by this release
    of OpenFOAM. For further assistance, please contact www.openfoam.org

USAGE
    ;;
esac


# Clean standard environment variables (PATH, MANPATH, LD_LIBRARY_PATH)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cleanProg=$WM_PROJECT_DIR/bin/foamCleanPath

# Remove anything under top-level foam directory
wildCards="$FOAM_INST_DIR $HOME/$WM_PROJECT/$USER"

#- Clean path/PATH
cleanPath=`$cleanProg "$PATH" "$wildCards"` && PATH="$cleanPath"

#- Clean LD_LIBRARY_PATH
cleanPath=`$cleanProg "$LD_LIBRARY_PATH" "$wildCards"` && LD_LIBRARY_PATH="$cleanPath"

#- Clean MANPATH
cleanPath=`$cleanProg "$MANPATH" "$wildCards"` && MANPATH="$cleanPath"

export PATH LD_LIBRARY_PATH MANPATH

# Source project setup files
# ~~~~~~~~~~~~~~~~~~~~~~~~~~
_foamSource()
{
   while [ $# -ge 1 ]
   do
      if [ "$FOAM_VERBOSE" -a "$PS1" ]; then
         echo "Sourcing: $1"
      fi
      . $1
      shift
   done
}


_foamSource $WM_PROJECT_DIR/etc/settings.sh
_foamSource $WM_PROJECT_DIR/etc/aliases.sh


# Source user setup files for optional packages
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# _foamSource $WM_PROJECT_DIR/etc/apps/paraview/bashrc
_foamSource $WM_PROJECT_DIR/etc/apps/paraview3/bashrc
# _foamSource $WM_PROJECT_DIR/etc/apps/ensightFoam/bashrc
_foamSource $WM_PROJECT_DIR/etc/apps/cint/bashrc


# Again clean environment (path, PATH, MANPATH, LD_LIBRARY_PATH)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#- Clean path/PATH. Only remove duplicates
cleanPath=`$cleanProg "$PATH"` && PATH="$cleanPath"

#- Clean LD_LIBRARY_PATH
cleanPath=`$cleanProg "$LD_LIBRARY_PATH"` && LD_LIBRARY_PATH="$cleanPath"

#- Clean MANPATH
cleanPath=`$cleanProg "$MANPATH"` && MANPATH="$cleanPath"

export PATH LD_LIBRARY_PATH MANPATH

#- Clean LD_PRELOAD
if [ "$LD_PRELOAD" != "" ]; then
    cleanPath=`$cleanProg "$LD_PRELOAD"` && LD_PRELOAD="$cleanPath"
    export LD_PRELOAD
fi


# cleanup environment:
# ~~~~~~~~~~~~~~~~~~~~
unset cleanPath cleanProg foamInstall
unset _foamSource

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