+# Create a new $res to be used in the next plot
+#
+# $1 = resfile
+# $2 = title
+# $3 = description
+function prepare_res_lines()
+{
+ echo
+ echo "# [$2] $3 #"
+ if test -n "$html"; then
+ echo >>"$html" "<p>[$2] $3 <a href=\"$1\">data</a></p>"
+ fi
+ res=$1
+ if [ "$plots" = "" ]; then
+ plots="plot '$1' using 4 with lines ti '$2'"
+ else
+ plots="$plots, '$1' using 4 with lines ti '$2'"
+ fi
+ if [ "$dry_run" = "true" ]; then return; fi
+ echo "# [$2] $3 ; count=$count" > "$res"
+ echo "# first min max avg title" >> "$res"
+}
+
+# Plot the last $res as a line graph
+# $1: plot file (eg toto.gnu)
+function plot_lines()
+{
+ cat >"$1" <<END
+set auto x;
+set yrange [0:];
+set xtic nomirror rotate by -45 scale 0 font ',8';
+set title "$1 ; avg. on $count-1 runs"
+set ylabel "time (s)"
+$plots
+END
+ plots=
+
+ if test -n "$html"; then
+ echo "# gnuplot $1"
+ bn=`basename "$1" .gnu`
+ gnuplot -e "set term png; set output \"$bn.png\"" "$1"
+ echo gnuplot -e "set term png; set output \"$bn.png\"" "$1"
+
+ echo >>"$html" "<img src=\"$bn.png\"/>"
+ fi
+ if test -n "$DISPLAY"; then
+ echo "# gnuplot -p $1"
+ gnuplot -p "$1"
+ fi