bin/foamExec

   1 #!/bin/sh
   2 #------------------------------------------------------------------------------
   3 # =========                 |
   4 # \\      /  F ield         | foam-extend: Open Source CFD
   5 #  \\    /   O peration     |
   6 #   \\  /    A nd           | For copyright notice see file Copyright
   7 #    \\/     M anipulation  |
   8 #------------------------------------------------------------------------------
   9 # License
  10 #     This file is part of foam-extend.
  11 #
  12 #     foam-extend is free software: you can redistribute it and/or modify it
  13 #     under the terms of the GNU General Public License as published by the
  14 #     Free Software Foundation, either version 3 of the License, or (at your
  15 #     option) any later version.
  16 #
  17 #     foam-extend is distributed in the hope that it will be useful, but
  18 #     WITHOUT ANY WARRANTY; without even the implied warranty of
  19 #     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20 #     General Public License for more details.
  21 #
  22 #     You should have received a copy of the GNU General Public License
  23 #     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  24 #
  25 # Script
  26 #     foamExec
  27 #
  28 # Description
  29 #     Usage: foamExec [-v foamVersion] <foamCommand> ...
  30 #
  31 #     Runs the <foamVersion> version of executable <foamCommand>
  32 #     with the rest of the arguments.
  33 #
  34 #     Can also be used for parallel runs e.g.
  35 #     mpirun -np <nProcs> \
  36 #         foamExec -v <foamVersion> <foamCommand> ... -parallel
  37 #
  38 #------------------------------------------------------------------------------
  39 Script=${0##*/}
  40
  41 usage() {
  42     while [ "$#" -ge 1 ]; do echo "$1"; shift; done
  43     cat<<USAGE
  44
  45 usage: ${0##*/} [OPTION] <application> ...
  46
  47 options:
  48   -v ver        specify foam version
  49   -help         this usage
  50
  51 * run a particular foam version of <application>
  52
  53 USAGE
  54     exit 1
  55 }
  56
  57
  58 # This script should exist in <foamInstall>/foam-extend-<VERSION>/bin/
  59 # extract the <foamInstall> and <version> elements
  60 # using a function preserves the command args
  61 getDefaults() {
  62     set -- $(echo $0 | sed -e 's@/foam-extend-\([^/]*\)/bin/[^/]*$@ \1@')
  63     foamInstall=$1
  64     version=$2
  65 }
  66
  67 getDefaults
  68
  69 # parse options
  70 while [ "$#" -gt 0 ]
  71 do
  72     case "$1" in
  73     -h | -help)
  74         usage
  75         ;;
  76     -v)
  77         shift
  78         version=$1
  79         shift
  80         ;;
  81     --)
  82         shift
  83         break
  84         ;;
  85     -*)
  86         usage "invalid option '$1'"
  87         ;;
  88     *)
  89         break
  90         ;;
  91     esac
  92 done
  93
  94 if [ "$#" -lt 1 ]
  95 then
  96     usage "no application specified"
  97 fi
  98
  99 unset foamDotFile
 100
 101 # Check user-specific foam-extend bashrc file
 102 foamDotFile="$HOME/.foam-extend-$version/bashrc"
 103 if [ -f $foamDotFile ]
 104 then
 105     . $foamDotFile
 106     foamDotFile=okay
 107 else
 108     # Use the FOAM_INST_DIR variable for locating the installed version
 109     for FOAM_INST_DIR in $foamInstall $WM_PROJECT_INST_DIR
 110     do
 111         foamDotFile="$FOAM_INST_DIR/foam-extend-$version/etc/bashrc"
 112         if [ -f $foamDotFile ]
 113         then
 114             . $foamDotFile
 115             foamDotFile=okay
 116             break
 117         fi
 118     done
 119 fi
 120
 121
 122 if [ "$foamDotFile" != okay ]
 123 then
 124     echo "Error : bashrc file could not be found for foam-extend-$version" 1>&2
 125     exit 1
 126 fi
 127
 128 # Pass on the rest of the arguments
 129 exec $*
 130
 131 #------------------------------------------------------------------------------