--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/bin/isabelle Mon Dec 02 18:13:28 1996 +0100
@@ -0,0 +1,162 @@
+#!/bin/bash
+#
+# Basic Isabelle startup script.
+#
+# $Id$
+
+
+## settings
+
+ISABELLE_HOME=$(dirname $(dirname $0))
+. $ISABELLE_HOME/lib/scripts/getsettings
+
+#get bash-style platform info
+unset HOSTTYPE
+unset OSTYPE
+PLATFORM=$(bash -noprofile -c 'echo $HOSTTYPE-$OSTYPE')
+
+
+## diagnostics
+
+PRG=$(basename $0)
+
+function usage()
+{
+ echo
+ echo "Usage: $PRG [OPTIONS] [INPUT] [OUTPUT]"
+ echo
+ echo " Options are:"
+ echo " -c force copying of heap file"
+ echo " -e MLTEXT pass MLTEXT to ML session"
+#FIXME echo " -o OPTIONS pass options to ML system"
+ echo " -q non-interactive session"
+ echo " -r open heap file read-only"
+ echo " -u pass 'use\"ROOT.ML\" handle _ => exit 1; commit();'"
+ echo " to the ML session"
+ echo
+ echo " INPUT (default \"$DEFAULT_LOGIC\") and OUTPUT specify in/out heaps."
+ echo " These are either names to be searched in the Isabelle path, or actual"
+ echo " file names (containing at least one /)."
+ echo " If INPUT is \"SYSTEM\", just start the bare bones ML system."
+ echo
+ exit 1
+}
+
+function fail()
+{
+ echo "$1"
+ exit 2
+}
+
+
+## process command line
+
+# options
+
+COPYDB=""
+MLTEXT=""
+COPYDB=""
+OPTIONS=""
+TERMINATE=""
+READONLY=""
+
+while getopts "ce:qru" OPT
+do
+ case "$OPT" in
+ c)
+ COPYDB=true
+ ;;
+ e)
+ MLTEXT="$MLTEXT $OPTARG"
+ ;;
+ o)
+ OPTIONS="$OPTIONS $OPTARG"
+ ;;
+ q)
+ TERMINATE=true
+ ;;
+ r)
+ READONLY=true
+ ;;
+ u)
+ MLTEXT="$MLTEXT use\"ROOT.ML\" handle _ => exit 1; commit();"
+ ;;
+ \?)
+ usage
+ ;;
+ esac
+done
+
+shift $(($OPTIND - 1))
+
+
+# args
+
+INPUT=""
+OUTPUT=""
+
+if [ $# -ge 1 ]; then
+ INPUT="$1"
+ shift
+fi
+
+if [ $# -ge 1 ]; then
+ OUTPUT="$1"
+ shift
+fi
+
+[ $# -ne 0 ] && fail "Bad args: $*"
+
+
+## check ML system
+
+[ -z "$ML_SYSTEM" ] && fail "Missing ML system settings! Sorry, no Isabelle."
+
+
+## input heap file
+
+[ -z "$INPUT" ] && INPUT="$DEFAULT_LOGIC"
+
+case "$INPUT" in
+ SYSTEM)
+ INFILE=""
+ ;;
+ */*)
+ INFILE="$INPUT"
+ [ ! -f "$INFILE" ] && fail "Bad heap file file: \"$INFILE\""
+ ;;
+ *)
+ INFILE=""
+ for DIR in $(echo $ISABELLE_PATH | tr : " ")
+ do
+ [ -z "$INFILE" -a -f $DIR/$ML_SYSTEM-$PLATFORM/$INPUT ] && INFILE=$DIR/$ML_SYSTEM-$PLATFORM/$INPUT
+ done
+ [ -z "$INFILE" ] && fail "Unknown logic: \"$INPUT\""
+ ;;
+esac
+
+
+## output heap file
+
+case "$OUTPUT" in
+ "")
+ [ -z "$READONLY" -a -w "$INFILE" ] && OUTFILE="$INFILE"
+ ;;
+ */*)
+ OUTFILE="$OUTPUT"
+ ;;
+ *)
+ OUTDIR="$ISABELLE_OUTPUT/$ML_SYSTEM-$PLATFORM"
+ mkdir -p "$OUTDIR"
+ OUTFILE="$OUTDIR/$OUTPUT"
+ ;;
+esac
+
+
+## run it!
+
+ML_SYSTEM_BASE=$(echo $ML_SYSTEM | cut -f1 -d-)
+
+export INFILE OUTFILE COPYDB MLTEXT OPTIONS TERMINATE
+[ -f $ISABELLE_HOME/lib/scripts/run-$ML_SYSTEM ] && exec $ISABELLE_HOME/lib/scripts/run-$ML_SYSTEM
+exec $ISABELLE_HOME/lib/scripts/run-$ML_SYSTEM_BASE