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#----------------------------------*-sh-*--------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright held by original author
#    \\/     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
#     etc/cshrc
#
# Description
#     Startup file for OpenFOAM
#     Sourced from ~/.login or ~/.cshrc
#
#------------------------------------------------------------------------------

setenv WM_PROJECT OpenFOAM
setenv WM_PROJECT_VERSION 1.6-ext

# helps to easily write #ifdefs to detect a dev-version
setenv FOAM_DEV 1

###############################################################################
# USER EDITABLE PART
#
#    either setenv FOAM_INST_DIR before sourcing this file or set
#    foamInstall below to where OpenFOAM is installed
#
# Location of FOAM installation
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
set foamInstall = $HOME/$WM_PROJECT
# set foamInstall = ~$WM_PROJECT
# set foamInstall = /usr/local/$WM_PROJECT
# set foamInstall = /opt/$WM_PROJECT
#
# END OF (NORMAL) USER EDITABLE PART
###############################################################################

# note the location for later use (eg, in job scripts)
if ( ! $?FOAM_INST_DIR ) setenv FOAM_INST_DIR $foamInstall

# The old dirs to be cleaned from the various environment variables
# - remove anything under top-level directory.
# NB: the WM_PROJECT_INST_DIR might not be identical between versions
set foamOldDirs="$FOAM_INST_DIR $HOME/$WM_PROJECT/$LOGNAME"

# Location of site/user files
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~
setenv WM_PROJECT_INST_DIR $FOAM_INST_DIR
setenv WM_PROJECT_DIR $WM_PROJECT_INST_DIR/$WM_PROJECT-$WM_PROJECT_VERSION
setenv WM_PROJECT_USER_DIR $HOME/$WM_PROJECT/$LOGNAME-$WM_PROJECT_VERSION


# Location of third-party software
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
setenv WM_THIRD_PARTY_DIR $WM_PROJECT_INST_DIR/ThirdParty-$WM_PROJECT_VERSION

# Source files, possibly with some verbosity
alias _foamSource 'if ($?FOAM_VERBOSE && $?prompt) echo "Sourcing: \!*"; source

# Add in preset user or site preferences:
set foamPrefs=`$WM_PROJECT_DIR/bin/foamEtcFile prefs.csh`
if ( $status == 0 ) then
    _foamSource $foamPrefs
endif
unset foamPrefs

# Evaluate command-line parameters
while ( $#argv > 0 )
    switch ($argv[1])
    case *=:
        # name=       -> unsetenv name
        eval "unsetenv $argv[1]:s/=//"
        breaksw
    case *=*:
        # name=value  -> setenv name value
        eval "setenv $argv[1]:s/=/ /"
        breaksw
    endsw
    shift
end


# Operating System/Platform
# ~~~~~~~~~~~~~~~~~~~~~~~~~
# WM_OSTYPE = POSIX | ????
if ( ! $?WM_OSTYPE ) setenv WM_OSTYPE POSIX


# Compiler: set to Gcc, Gcc43 or Icc (for Intel's icc)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#if ( ! $?WM_COMPILER ) setenv WM_COMPILER Gcc
setenv WM_COMPILER Gcc
#setenv WM_COMPILER Icc

setenv WM_COMPILER_ARCH
setenv WM_COMPILER_LIB_ARCH


# Compilation options (architecture, precision, optimised, debug or profiling)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
setenv WM_NCOMPPROCS 8

# WM_ARCH_OPTION = 32 | 64
if ( ! $?WM_ARCH_OPTION ) setenv WM_ARCH_OPTION 64

# WM_PRECISION_OPTION = DP | SP
if ( ! $?WM_PRECISION_OPTION ) setenv WM_PRECISION_OPTION DP

# WM_COMPILE_OPTION = Opt | Debug | Prof
#if ( ! $?WM_COMPILE_OPTION ) setenv WM_COMPILE_OPTION Opt
setenv WM_COMPILE_OPTION Opt
#setenv WM_COMPILE_OPTION Debug

# WM_MPLIB = | OPENMPI | MPICH | MPICH-GM | HPMPI | GAMMA | MPI | QSMPI
if ( ! $?WM_MPLIB ) setenv WM_MPLIB OPENMPI


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


# Detect system type and set environment variables
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
setenv WM_ARCH `uname -s`

switch ($WM_ARCH)
case Linux:
    setenv WM_ARCH linux

    switch (`uname -m`)
    case i686:
        breaksw

    case x86_64:
        switch ($WM_ARCH_OPTION)
        case 32:
            setenv WM_ARCH linux
            setenv WM_COMPILER_ARCH '-64'
            setenv WM_CFLAGS '-m32 -fPIC'
            setenv WM_CXXFLAGS '-m32 -fPIC'
            setenv WM_LDFLAGS '-m32'
            breaksw

        case 64:
            setenv WM_ARCH linux64
            setenv WM_COMPILER_LIB_ARCH 64
            setenv WM_CFLAGS '-m64 -fPIC'
            setenv WM_CXXFLAGS '-m64 -fPIC'
            setenv WM_LDFLAGS '-m64'
            breaksw

        default:
            echo Unknown WM_ARCH_OPTION $WM_ARCH_OPTION, should be 32 or 64
            breaksw

        endsw
        breaksw

    case ia64:
        setenv WM_ARCH linuxIA64
        setenv WM_COMPILER I64
        breaksw

    case mips64:
        setenv WM_ARCH SiCortex64
        setenv WM_COMPILER_LIB_ARCH 64
        setenv WM_CFLAGS '-mabi=64 -fPIC'
        setenv WM_CXXFLAGS '-mabi=64 -fPIC'
        setenv WM_LDFLAGS '-mabi=64 -G0'
        setenv WM_MPLIB MPI
        ;;
    case Darwin:
        setenv WM_ARCH darwin
        setenv WM_COMPILER
        breaksw

    case ppc64:
        setenv WM_ARCH linuxPPC64
        setenv WM_COMPILER_LIB_ARCH 64
        setenv WM_CFLAGS '-m64 -fPIC'
        setenv WM_CXXFLAGS '-m64 -fPIC'
        setenv WM_LDFLAGS '-m64'
        breaksw

    default:
        echo Unknown processor type `uname -m` for Linux
        breaksw

    endsw
    breaksw

case SunOS:
    setenv WM_ARCH SunOS64
    setenv WM_COMPILER_LIB_ARCH 64
    setenv WM_CFLAGS '-mabi=64 -fPIC'
    setenv WM_CXXFLAGS '-mabi=64 -fPIC'
    setenv WM_LDFLAGS '-mabi=64 -G0'
    setenv WM_MPLIB FJMPI
    breaksw

default:
    echo
    echo "Your '$WM_ARCH' operating system is not supported by this release"
    echo "of OpenFOAM. For further assistance, please contact www.OpenFOAM.org"
    echo
    breaksw

endsw


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

if (! $?LD_LIBRARY_PATH ) then
    setenv LD_LIBRARY_PATH ''
endif
if (! $?MANPATH) then
    setenv MANPATH ''
endif

#- Clean path/PATH
set colonPath=`echo "$path" | sed -e 's/ /:/g'`
set cleanEnv=`$cleanProg "$colonPath" "$foamOldDirs"`
if ( $status == 0 ) then
    set path=`echo "$cleanEnv" | sed -e 's/:/ /g'`
endif

#- Clean LD_LIBRARY_PATH
setenv LD_LIBRARY_PATH `$cleanProg "$LD_LIBRARY_PATH" "$foamOldDirs"`

#- Clean MANPATH
setenv MANPATH `$cleanProg "$MANPATH" "$foamOldDirs"`


# Source project setup files
# ~~~~~~~~~~~~~~~~~~~~~~~~~~
_foamSource $WM_PROJECT_DIR/etc/settings.csh
_foamSource $WM_PROJECT_DIR/etc/aliases.csh

# Source user setup files for optional packages
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# _foamSource $WM_PROJECT_DIR/etc/apps/paraview/cshrc
_foamSource $WM_PROJECT_DIR/etc/apps/paraview3/cshrc
# _foamSource $WM_PROJECT_DIR/etc/apps/ensight/cshrc


# Clean environment paths again. Only remove duplicates
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#- Clean path/PATH
set colonPath=`echo "$path" | sed -e 's/ /:/g'`
set cleanEnv=`$cleanProg "$colonPath"`
if ( $status == 0 ) then
    set path=`echo "$cleanEnv" | sed -e 's/:/ /g'`
endif

#- Clean LD_LIBRARY_PATH
setenv LD_LIBRARY_PATH `$cleanProg "$LD_LIBRARY_PATH"`

#- Clean MANPATH
setenv MANPATH `$cleanProg "$MANPATH"`:

#- Clean LD_PRELOAD
if ( $?LD_PRELOAD ) then
    setenv LD_PRELOAD `$cleanProg "$LD_PRELOAD"`
endif

# cleanup environment:
# ~~~~~~~~~~~~~~~~~~~~
unset cleanEnv cleanProg colonPath foamInstall foamOldDirs
unalias _foamSource

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