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8ce103cc76
scripts/c2init.in: scripts/mmake.in: scripts/msc.in: Small changes to the help messages to make them come out better when converted to man pages. scripts/mgnuc.in: Add a `--help' option.
112 lines
2.6 KiB
Bash
112 lines
2.6 KiB
Bash
#! /bin/sh
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# @configure_input@
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#---------------------------------------------------------------------------#
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# Copyright (C) 1995 University of Melbourne.
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# This file may only be copied under the terms of the GNU General
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# Public License - see the file COPYING in the Mercury distribution.
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#---------------------------------------------------------------------------#
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# MSC - Mercury SICStus Compiler.
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#
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# Compiles Mercury programs to SICStus Prolog object code (*.ql).
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#
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# Use `msc -h' for help.
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sicstus_compile=\
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${MERCURY_SICSTUS_COMPILER=@LIBDIR@/sicstus/@FULLARCH@/sicstus_compile}
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help=false
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compile_mode=compactcode
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target=
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while true; do
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case "$1" in
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-h|--help)
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help=true
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break
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;;
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-o|--output)
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target="$2"
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shift; shift
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;;
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-m|--mode)
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compile_mode="$2"
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shift; shift
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;;
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--)
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shift
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break
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;;
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-*)
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echo "$0: unrecognized option \`$1'" 1>&2
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exit 1
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;;
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*)
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break
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;;
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esac
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done
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if [ $# -lt 1 ] || $help; then
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# IMPORTANT: the manpage is produced automatically from this help
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# message, so if you change the help message, don't forget to check
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# that the manpage still looks OK.
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cat << 'EOF'
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Name: msc - Mercury SICStus Compiler.
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Compiles Mercury programs to SICStus Prolog object code (*.ql).
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Usage: msc [<options>] file(s)
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Options:
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-h, --help
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Print this help message
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-o <target>, --output <target>
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Name the output file <target>.
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-m <compile-mode>, --mode <compile-mode>
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Use the specified mode of compilation.
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<compile-mode> should be either compactcode, fastcode,
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or profiledcode.
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Environment variables: MERCURY_SICSTUS_COMPILER
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EOF
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exit 0
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fi
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for file in "$@"; do
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echo "msc: compiling \`$file'"
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dir="`dirname $file`"
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case $file in
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*.m) base="`basename $file .m`" ;;
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*.nl) base="`basename $file .nl`" ;;
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*) base="`basename $file`" ;;
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esac
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rootname="$dir/$base"
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tmp=/tmp/msc$$
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trap 'rm -f $tmp.pl $tmp.ql; exit 1' 1 2 3 13 15
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# This sed script is used to convert from Mercury/NU-Prolog to Sicstus Prolog
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# It does three things: delete the `:- module' line,
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# expand backslash escapes, and replace the use
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# of `^' for xor in calls to is/2 with `#'.
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# It also removes '%' comments, to avoid problems with quotes in them.
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# Obviously this is not the most robust method of translation imaginable!
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sed '
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/ is /s/\^/#/g
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/^:- *module/d
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/^[ ]*%/s/.*//
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/\\\\/s//\\/g
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/\\a/s///g
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/\\b/s///g
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/\\r/s//
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/g
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/\\f/s// /g
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/\\t/s// /g
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/\\n/s//\
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/g
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/\\v/s// /g
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' $file > $tmp.pl
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$sicstus_compile $compile_mode $tmp.pl
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rm $tmp.pl
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case "$target" in
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"") mv $tmp.ql "$rootname.ql" ;;
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*) mv $tmp.ql "$target" ;;
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esac
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done
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