BUG: removed bash-dependent test for the existence of gnuplot

tutorials/combustion/chemFoam/gri/validation/createGraph

@@ -1,9 +1,10 @@
 #!/bin/sh
 
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
 
 gnuplot<<EOF
     set terminal postscript eps color enhanced "Helveicta,20"

tutorials/combustion/chemFoam/h2/validation/createGraph

@@ -1,9 +1,10 @@
 #!/bin/sh
 
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
 
 gnuplot<<EOF
     set terminal postscript eps color enhanced "Helvetica,20"

tutorials/combustion/chemFoam/ic8h18/validation/createGraph

@@ -1,9 +1,10 @@
 #!/bin/sh
 
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
 
 gnuplot<<EOF
     set terminal postscript eps color enhanced "Helvetica,20"

tutorials/combustion/chemFoam/nc7h16/validation/createGraph

@@ -1,9 +1,10 @@
 #!/bin/sh
 
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
 
 gnuplot<<EOF
     set terminal postscript eps color enhanced "Helvetica,20"

tutorials/heatTransfer/buoyantSimpleFoam/buoyantCavity/validation/createGraphs

@@ -78,10 +78,11 @@ EOF
 
 
 # test if gnuplot exists on the system
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
 
 SETSDIR="../postProcessing/sets"
 

tutorials/incompressible/boundaryFoam/boundaryWallFunctionsProfile/Allrun

@@ -41,10 +41,12 @@ done
 
 # create validation plot
 # test if gnuplot exists on the system
-type -P gnuplot &>/dev/null || {
+if ! which gnuplot > /dev/null 2>&1
+then
     echo "gnuplot not found - skipping graph creation" >&2
     exit 1
-}
+fi
+
 graphName="OF_vs_ANAYTICAL.eps"
 
 echo "Creating graph of u+ vs y+ to $graphName"

tutorials/lagrangian/MPPICFoam/cyclone/Allrun

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 cd ${0%/*} || exit 1