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#! /bin/sh
# igawk --- like gawk but do @include processing
# Arnold Robbins, arnold@gnu.ai.mit.edu, Public Domain
# July 1993
igs=${TMP:-/tmp}/igs$$
ige=${TMP:-/tmp}/ige$$
if [ "$1" = debug ]
then
set -x
shift
else
# cleanup on exit, hangup, interrupt, quit, termination
#trap 'rm -f $igs $ige' 0 1 2 3 15
trap 'rm -f $igs $ige' 0 2 15
fi
while [ $# -ne 0 ] # loop over arguments
do
case $1 in
--) shift; break;;
-W) shift
set -- -W"$@"
continue;;
-[vF]) opts="$opts $1 '$2'"
shift;;
-[vF]*) opts="$opts '$1'" ;;
-f) echo @include "$2" >> $igs
shift;;
-f*) f=`echo "$1" | sed 's/-f//'`
echo @include "$f" >> $igs ;;
-?file=*) # -Wfile or --file
f=`echo "$1" | sed 's/-.file=//'`
echo @include "$f" >> $igs ;;
-?file) # get arg, $2
echo @include "$2" >> $igs
shift;;
-?source=*) # -Wsource or --source
t=`echo "$1" | sed 's/-.source=//'`
echo "$t" >> $igs ;;
-?source) # get arg, $2
echo "$2" >> $igs
shift;;
-?version)
echo igawk: version 1.0 1>&2
gawk --version
exit 0 ;;
-[W-]*) opts="$opts '$1'" ;;
*) break;;
esac
shift
done
if [ ! -s $igs ]
then
if [ -z "$1" ]
then
echo igawk: no program! 1>&2
exit 1
else
echo "$1" > $igs
shift
fi
fi
# at this point, $igs has the program
gawk -f igawk.awk $igs > $ige
eval gawk -f '$ige' $opts -- "$@"
exit $?
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