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#!/bin/bash
#
# st_draw --- Draw binary sched_trace traces as nicely formatted PDFs.
# Copyright (C) 2008 B. Brandenburg, <bbb@cs.unc.edu>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
ST_SHOW=st_show
ST2PL=st_convert
ASY=asy
SHOW_PDF=evince
function die {
echo "(EE) $*"
exit 1
}
function info {
echo "(II) $*"
}
KEEP=
NO_SHOW=
NAME=
FROM=
TO=
LENGTH=1000
while true
do
case "$1" in
-f | --from)
shift
FROM=$1
shift
;;
-t | --to)
shift
TO=$1
shift
;;
-l | --length)
shift
LENGTH=$1
shift
;;
-k | --keep)
KEEP=yes
shift
;;
--no-show)
NO_SHOW=yes
shift
;;
-n | --name)
shift
NAME=$1
shift
;;
-h | --help)
cat <<EOF
LITMUS^RT Schedule Drawing Utility
(c) 2008 B. Brandenburg <bbb@cs.unc.edu>
Usage: st_draw [OPTIONS] <sched trace file>*
Options:
-f FROM
--from FROM Start at time FROM.
Time of system release if not specified.
-l LENGTH
--length LENGTH Draw schedule of length LENGTH. (Default: 1000)
-t TO
--to TO Draw schedule up to time TO. (Default: FROM + LENGTH)
If given, then LENGTH is ignored.
-n NAME
--name NAME Filename to use. If no trace files are specified,
then st-NAME-*.bin is used instead.
-k
--keep Keep the generated .asy/.pdf files.
--no-show Don't start a PDF document viewer.
-h
--help Show this message and exit.
EOF
exit 0
;;
*)
break
;;
esac
done
TRACES=$*
if [ ! -z "$NAME" ] && [ -z "$TRACES" ]
then
TRACES=`ls st-$NAME-*.bin 2> /dev/null`
fi
if [ -z "$TRACES" ]
then
die "Trace files missing."
else
info "Trace files: " $TRACES
fi
if [ -z "$FROM" ]
then
info "Searching for task system release..."
FROM=`$ST_SHOW -r -f $TRACES | sed 's/\.[0-9]*ms//'`
if [ -z "$FROM" ]
then
die "No task system release found in trace."
else
info "Task system released at $FROM."
FROM=$((($FROM / 10) * 10))
fi
fi
if [ -z "$TO" ]
then
TO=$(($FROM + $LENGTH))
LAST=`$ST_SHOW $TRACES | tail -1 | awk '{print $2}' | sed 's/]//'`
LASTB=$((($LAST / 10 + 1) * 10))
if [ $TO -gt $LASTB ]
then
info "Last event recorded at $LAST."
TO=$LASTB
fi
fi
info "Drawing schedule from $FROM to $TO."
if [ ! -z "$NAME" ]
then
SCHED="${NAME}.asy"
PDF="${NAME}.pdf"
else
SCHED=`mktemp`
PDF="${SCHED}.pdf"
fi
info "Drawing schedule..."
$ST2PL -lasy -f $FROM -t $TO $TRACES > $SCHED || die "$ST2PL failed."
info "Generating PDF..."
$ASY -f pdf -o $PDF $SCHED || die "$ASY failed."
if [ -z "$NO_SHOW" ]
then
info $SHOW_PDF $PDF
$SHOW_PDF $PDF || die "$SHOW_PDF failed."
fi
if [ -z "$KEEP" ]
then
rm -f $SCHED $PDF
else
info "ASY: $SCHED"
info "PDF: $PDF"
fi
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