Update runEddy script to work with new multi-threaded version.

The eddy_cpu command is called twice - once with --nthr=1, and again with --nthr=8

Note that these changes will not work with the openmp eddy build, so do not merge / use this MR until threddy has been released.

eddy/runEddy

@@ -46,10 +46,14 @@ done
 # "eddy_cpu_nthr_X" to the list of
 # executables to run. The name is unpacked
 # in the loop below.
+#
+# We're using 6 threads here for the multi-
+# threaded test, as it is the best option on
+# the FMRIB cluster
 cpu_exes=""
 if [ -x "${exedir}/eddy_cpu" ]; then
   cpu_exes="${cpu_exes} ${exedir}/eddy_cpu_nthr_1"
-  cpu_exes="${cpu_exes} ${exedir}/eddy_cpu_nthr_8"
+  cpu_exes="${cpu_exes} ${exedir}/eddy_cpu_nthr_6"
 fi
 
 if [ "${cuda_exes}" == "" ] && [ "${cpu_exes}" == "" ]; then
@@ -76,7 +80,7 @@ do
     # into eddy_cpu --nthr=N
     fsl_sub="fsl_sub -l ${outdir} -q long.q"
     exe="${exe_name%_nthr*}"
-    nthr="${exe_name#eddy_cpu_nthr_}"
+    nthr="${variant#cpu_nthr_}"
     eddy_args+=("--nthr=${nthr}")
     if [ "${nthr}" != "1" ]; then
       fsl_sub="${fsl_sub} -s openmp,${nthr}"
@@ -87,7 +91,7 @@ do
   # output a job id) if we try to run a
   # cuda exe on a non-cuda-capable machine
   # or queue. So we allow it to fail.
-  jid=$(${fsl_sub} ${exe} --out=${outdir}/eddyOutput_${variant} ${eddy_args} || true)
+  jid=$(${fsl_sub} ${exe} --out=${outdir}/eddyOutput_${variant} ${eddy_args[@]} || true)
   if [ "${jid}" == "" ]; then
     echo "Error submitting ${exe_name} - skipping"
     continue