3 files changed, 130 insertions, 4 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b107b95
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,8 @@
+.DS_Store
+*.pyc
+*.pyo
+ts
+\#*
+.\#*
+*.zapped
+*.sedbak*
\ No newline at end of file
diff --git a/plot_ecrts b/plot_ecrts
new file mode 100755
index 0000000..3bcd004
--- /dev/null
+++ b/plot_ecrts
@@ -0,0 +1,84 @@
+#!/bin/bash
+
+
+EPS_FLAG=
+
+while true; do
+  case $1 in
+      --eps)
+          shift
+          EPS_FLAG="--eps"
+          ;;
+    *)
+          break
+          ;;
+  esac
+done
+
+PLOTTER="plot_scatter $EPS_FLAG --lines --xrange 0.5 32.5 --yrange -0.05 1.05 --xticks 0 2 --yticks 0 0.1"
+
+function get_tmp_file {
+    OS=`uname`
+    if [ $OS == "Linux" ]
+    then
+        mktemp
+    else # Darwin
+        mktemp -t ecrts
+    fi
+}
+
+function get_val {
+    echo "$1" | sed 's/.*=//g'
+}
+
+function plot_file {
+    SCHED="G-EDF"
+    FILE=$1
+    NAME=`basename $FILE | sed -e 's/.csv//g'`
+    STRIPPED=`get_tmp_file`
+    # remove comments for Gnuplot
+    egrep -v '^#' $FILE > $STRIPPED
+    # decode file name
+    PARAMS=
+    for KV in `echo $NAME | sed -e 's/_/ /g'`
+    do
+        case $KV in
+            pedf)
+                SCHED="P-EDF"
+                ;;
+            gedf)
+                SCHED="G-EDF"
+                ;;
+            hard)
+                TEST="hard"
+                ;;
+            soft)
+                TEST="soft"
+                ;;
+            axis*)
+                AXIS=`get_val $KV`
+                ;;
+            rmax*|rmin*|wmax*|wmin*)
+                # ignored, not shown
+                ;;
+            *)
+                PARAMS="$PARAMS $KV"
+                ;;
+        esac
+    done
+    TITLE="$TEST schedulability under $SCHED with$PARAMS"
+    echo $TITLE
+    $PLOTTER "$NAME" "$AXIS" "Schedulability" "$TITLE" \
+        $STRIPPED 1 2 "fair mutex" \
+        $STRIPPED 1 3 "task-fair RW" \
+        $STRIPPED 1 4 "phase-fair RW"
+    rm $STRIPPED
+}
+
+
+while [ ! -z "$1" ]
+do
+    echo "Plotting $1..."
+    plot_file $1
+    shift
+done
diff --git a/plot_scatter b/plot_scatter
index 1a455c5..6ebb436 100755
--- a/plot_scatter
+++ b/plot_scatter
@@ -6,10 +6,10 @@
 NICE="blacktext linewidth 1.0 \"Helvetica\" 16 "
 
 EXT="png"
-TERMINAL="png picsize 1024 768"
+TERMINAL="png size 1024,768 large"
 
 GRAPH=points
-
+XTRA=
 while true; do
   case $1 in
       --eps)
@@ -21,12 +21,44 @@ while true; do
           shift
           GRAPH=lines
           ;;
+      --xrange)
+          shift
+          XRANGE="set xrange [$1:$2]"
+          shift
+          shift
+          ;;
+      --xticks)
+          shift
+          XTICKS="set xtics $1, $2"
+          shift
+          shift
+          ;;
+      --yrange)
+          shift
+          YRANGE="set yrange [$1:$2]"
+          shift
+          shift
+          ;;
+      --yticks)
+          shift
+          YTICKS="set ytics $1, $2"
+          shift
+          shift
+          ;;
+      --extra)
+          shift
+          XTRA="$1"
+          ;;
       --linespoints)
           shift
           GRAPH=linespoints
           ;;
-    *) 
-          break 
+      --*)
+          echo "unrecognized option: $1"
+          exit 1
+          ;;
+    *)
+          break
           ;;
   esac
 done
@@ -73,7 +105,9 @@ gnuplot <<EOM
 set terminal $TERMINAL
 set out '/dev/null'
 $YRANGE
+$YTICKS
 $XRANGE
+$XTICKS
 $PLOT
 set ylabel  '$YLABEL'
 set xlabel  '$XLABEL'