Generate setup_cantera.csh for use with csh/tcsh

Resolves #453

SConstruct

@@ -1710,11 +1710,12 @@ def postInstallMessage(target, source, env):
 
     if os.name != 'nt':
         install_message += textwrap.dedent("""
-            A setup script to configure the environment for Cantera is at:
+            Setup scripts to configure the environment for Cantera are at:
 
-              setup script                {ct_bindir!s}/setup_cantera
+              setup script (bash)         {ct_bindir!s}/setup_cantera
+              setup script (csh/tcsh)     {ct_bindir!s}/setup_cantera.csh
 
-            It is recommended that you run this script by typing:
+            It is recommended that you run the script for your shell by typing:
 
               source {ct_bindir!s}/setup_cantera
 

platform/posix/SConscript

@@ -33,10 +33,11 @@ if localenv['layout'] != 'debian' and env['OS'] != 'Windows':
         env['python_cmd'] = env['python{}_cmd'.format(major)]
         env['python_array_home'] = env['python{}_array_home'.format(major)]
 
-    target = env.SubstFile('setup_cantera', 'setup_cantera.in')
-    localenv.AddPreAction(target, copy_var)
-    localenv.Depends(target, env['install_python{}_action'.format(major)])
-    install('$inst_bindir', target)
+    for script in ['setup_cantera', 'setup_cantera.csh']:
+        target = env.SubstFile(script, script + '.in')
+        localenv.AddPreAction(target, copy_var)
+        localenv.Depends(target, env['install_python{}_action'.format(major)])
+        install('$inst_bindir', target)
 
 # Cantera.mak include file for Makefile projects
 # cantera.pc for use with pkg-config

platform/posix/setup_cantera.csh.in

@@ -0,0 +1,41 @@
+#!/bin/csh
+
+if (! $?LD_LIBRARY_PATH) then
+    setenv LD_LIBRARY_PATH @ct_libdir@
+else
+    setenv LD_LIBRARY_PATH @ct_libdir@:$LD_LIBRARY_PATH
+endif
+
+if (! $?PKG_CONFIG_PATH) then
+    setenv PKG_CONFIG_PATH @ct_libdir@/pkgconfig
+else
+    setenv PKG_CONFIG_PATH @ct_libdir@/pkgconfig:$PKG_CONFIG_PATH
+endif
+
+setenv PYTHON_CMD @python_cmd@
+
+setenv PATH @ct_bindir@:$PATH
+
+if ("@python_cmd@" != `which python`) then
+   alias ctpython @python_cmd@
+endif
+
+if ("@matlab_toolbox@" == "y") then
+    if (! $?MATLAB_PATH) then
+        setenv MATLABPATH @ct_matlab_dir@:@ct_matlab_dir@/1D
+    else
+        setenv MATLABPATH $MATLABPATH:@ct_matlab_dir@:@ct_matlab_dir@/1D
+    endif
+endif
+
+if ("@python_module_loc_sc@" != "") then
+    if (! $?PYTHONPATH) then
+        setenv PYTHONPATH @python_module_loc_sc@
+    else
+        setenv PYTHONPATH @python_module_loc_sc@:$PYTHONPATH
+    endif
+endif
+
+if ("@python_array_home@" != "") then
+    setenv PYTHONPATH @python_array_home@:$PYTHONPATH
+endif