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blume |
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#!@SHELL@
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BIN_DIR=@BINDIR@
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SML=$BIN_DIR/sml
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mf=""
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xx=$$
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tmpmf=$xx-makefile
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mlscript=$xx-mlscript.sml
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thisscript=$0
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trap 'rm -f $tmpmf $mlscript' 0 1 2 3 15
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usage() {
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echo $thisscript: $*
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echo Usage: $thisscript '[-f makefile]' cmfile targetname
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exit 1
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}
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#
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# process -f option if it is given
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#
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if [ $# != 0 ] ; then
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if [ "$1" = "-f" ] ; then
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shift
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if [ $# = 0 ] ; then
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usage
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else
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mf=$1
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shift
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if [ -f "$mf" ] ; then
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: ok
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else
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echo $thisscript: $mf does not exist
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exit 1
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fi
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fi
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fi
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fi
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#
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# if there was no -f option, check for makefile and then Makefile
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#
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if [ x$mf = x ] ; then
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if [ -f makefile ] ; then
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mf=makefile
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elif [ -f Makefile ] ; then
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mf=Makefile
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else
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echo $thisscript: no makefile, no Makefile, and no -f option
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exit 1
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fi
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fi
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#
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# get the two mandatory arguments
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#
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if [ $# = 2 ] ; then
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cmfile=$1
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target=$2
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else
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usage
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fi
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#
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# the delimiter strings (start and end)
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#
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delims="# START: ml-makedepend (${cmfile}:${target}); DO NOT DELETE!"
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delime="# END : ml-makedepend (${cmfile}:${target}); DO NOT DELETE!"
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#
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# remove previous result of ml-makedepend
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# (other cmfile/target combinations are unaffected)
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#
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awk "BEGIN { c = 1; s = \"${delims}\"; e = \"${delime}\"; }
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(\$0 == s) { c = 0; continue; }
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(\$0 == e) { c = 1; continue; }
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(c == 1) { print }" <$mf >$tmpmf
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cp $tmpmf $mf
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rm $tmpmf
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#
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# construct the ML script
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#
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cat >$mlscript <<stop
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let val archos = SOME { arch = "\$(ARCH)", os = "\$(OPSYS)" }
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val lopt = CM.sources archos "${cmfile}"
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in
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case lopt of
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NONE => ignore (OS.Process.exit OS.Process.failure)
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| SOME l => let
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val s = TextIO.openOut "$tmpmf"
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fun pr { derived = true, file, class } = ()
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| pr { file, ... } = TextIO.output (s, " \\\\\\n " ^ file)
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in
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TextIO.output (s, "${delims}\\n${target}:");
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app pr l;
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TextIO.output (s, "\\n${delime}\\n");
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TextIO.closeOut s;
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ignore (OS.Process.exit OS.Process.success)
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end
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end
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stop
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if $SML '$smlnj/cm.cm' $mlscript >/dev/null 2>&1 ; then
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cat $tmpmf >>$mf
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else
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echo $thisscript: CM dependency analysis failed
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exit 1
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fi
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exit 0
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