From bf32a9d7f18ba428a8ea04f59b36eaa2a51b3d03 Mon Sep 17 00:00:00 2001
From: John Wise <john.h.wise@nasa.gov>
Date: Thu, 16 Jul 2009 00:11:59 -0400
Subject: [PATCH] Accidently uploaded the wrong script!

--HG--
branch : week-of-code
---
 input/restart.sh | 75 ++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 63 insertions(+), 12 deletions(-)

diff --git a/input/restart.sh b/input/restart.sh
index f5f1559ac..863febc4e 100755
--- a/input/restart.sh
+++ b/input/restart.sh
@@ -1,18 +1,69 @@
 #!/bin/sh
 
-NPROCS=$1
-AMRFILE=$2
+# Initial parameter file.  Will change after restarts
+AMRFILE=nBody.RunParamFile
+
+# Set to 1 if the initial run is a restart
+INIT_RESTART=0
+
+# Redirection of output (doesn't work ...)
+OUTPUT=""
+#OUTPUT=">& estd.out"
+
+# MPI call
+MPI=mpirun
+
+# Number of processors
+NPROCS=1
+
+# Enzo executable
 EXE=/Users/jwise/codes/EnzoWOC/week-of-code/src/enzo/enzo.exe
 
-# Extract data dump number
-NCHARS=`echo $AMRFILE | wc -c | gawk '{printf "%d", $1}'`
-C1=`expr $NCHARS - 4`
-C2=`expr $NCHARS - 5`
-NUM=`echo $AMRFILE | cut -c${C1}- | gawk '{printf "%d", $1}'`
-PREFIX=`echo $AMRFILE | cut -c1-${C2}`
+# These shouldn't be changed as they're (for now) hard-coded into enzo
+RESTART_FILE=RestartParamFile
+FINISH_FILE=RunFinished
+
+########################################################################
+########################################################################
+
+# Remove restarting and stopping flag files
+if [ -e $RESTART_FILE ]; then
+    rm -f $RESTART_FILE
+fi
+if [ -e $FINISH_FILE ]; then
+    rm -f $FINISH_FILE
+fi
+
+if [ $INIT_RESTART -eq 1 ]; then
+    RESTART_FLAG="-r"
+else
+    RESTART_FLAG=""
+fi
+
+# Loop until the run is finished.  Restarting when found the restart flag.
+FIRST_TIME=1
+while [ ! -f $FINISH_FILE ]; do
+    echo "$MPI -np $NPROCS $EXE -d $RESTART_FLAG $AMRFILE $OUTPUT"
+    $MPI -np $NPROCS $EXE -d $RESTART_FLAG $AMRFILE $OUTPUT
+
+    # Exit if an error code is returned
+    if [ "$?" -ne "0" ]; then
+	exit 1;
+    fi
+
+    # Get restart parameter file from RESTART_FILE
+    if [ -f $RESTART_FILE ]; then
+
+	# If this isn't the first loop, erase the previous restart dump
+	DIR=${AMRFILE%%/*}
+	if [ -d $DIR -a $FIRST_TIME -eq 0 ]; then
+	    rm -r $DIR
+	fi
+
+	AMRFILE=`cat $RESTART_FILE`
+	RESTART_FLAG="-r"
+	FIRST_TIME=0
 
-pwd
-date
+    fi
 
-echo "mpirun -np $NPROCS $EXE -d -r $AMRFILE"
-mpirun -np $NPROCS $EXE -d -r $AMRFILE &
+done
\ No newline at end of file