author | wenzelm |
Thu, 30 Nov 2000 20:10:29 +0100 | |
changeset 10555 | 2323ec838401 |
parent 10105 | f9be78009930 |
permissions | -rwxr-xr-x |
wenzelm@10555 | 1 |
#!/usr/bin/env bash |
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# |
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# $Id$ |
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# Author: Markus Wenzel, TU Muenchen |
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# License: GPL (GNU GENERAL PUBLIC LICENSE) |
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# |
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# SML/NJ startup script (for 0.93). |
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|
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export -n INFILE OUTFILE COPYDB COMPRESS MLTEXT TERMINATE NOWRITE |
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|
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|
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## diagnostics |
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|
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function fail_out() |
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{ |
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echo "Unable to create output heap file: \"$OUTFILE\"" >&2 |
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exit 2 |
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} |
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|
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function check_mlhome_file() |
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{ |
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if [ ! -f "$1" ]; then |
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echo "Unable to locate $1" >&2 |
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echo "Please check your ML_HOME setting!" >&2 |
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exit 2 |
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fi |
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} |
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|
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|
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## prepare databases |
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|
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if [ -z "$INFILE" ]; then |
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INFILE="$ML_HOME/sml" |
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check_mlhome_file "$INFILE" |
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EXIT="val exit: int -> unit = System.Unsafe.CInterface.exit;" |
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else |
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EXIT="" |
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fi |
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|
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MOVE="" |
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|
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if [ -z "$OUTFILE" ]; then |
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COMMIT='fun commit () = (output (std_err, "Error - Database is not opened for writing.\n"); false);' |
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else |
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if [ "$INFILE" -ef "$OUTFILE" ]; then |
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OUTDIR=$(dirname "$OUTFILE")/tmp |
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OUTFILE="$OUTDIR"/$(basename "$OUTFILE") |
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mkdir -p "$OUTDIR" || fail_out |
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MOVE=true |
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fi |
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[ -f "$OUTFILE" ] && { chmod +w "$OUTFILE" || fail_out; } |
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COMMIT="fun commit () = not (exportML\"$OUTFILE\");" |
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fi |
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|
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|
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## run it! |
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|
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MLTEXT="$EXIT $COMMIT $MLTEXT" |
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MLEXIT="commit();" |
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|
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if [ -z "$TERMINATE" ]; then |
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FEEDER_OPTS="" |
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else |
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FEEDER_OPTS="-q" |
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fi |
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|
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"$ISABELLE_HOME/lib/scripts/feeder" -p -h "$MLTEXT" -t "$MLEXIT" $FEEDER_OPTS | \ |
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{ read FPID; "$INFILE" $ML_OPTIONS; RC="$?"; kill -HUP "$FPID"; exit "$RC"; } |
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RC="$?" |
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|
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|
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## fix heap file |
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|
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[ -n "$OUTFILE" -a -f "$OUTFILE" -a -n "$NOWRITE" ] && chmod -w "$OUTFILE" |
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|
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if [ -n "$MOVE" -a -f "$OUTFILE" ]; then |
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rm -f "$INFILE" || fail_out |
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mv "$OUTFILE" "$INFILE" || fail_out |
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fi |
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|
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exit "$RC" |