1#!/bin/sh
 2out="$1"
 3shift
 4in="$@"
 5
 6for i in $in; do
 7	eval $CPP $LINUXINCLUDE -dD -imacros "$i" -x c /dev/null
 8done | \
 9awk '$1 == "#define" && $2 ~ /__HYPERVISOR_[a-z][a-z_0-9]*/ { v[$3] = $2 }
10	END {   print "/* auto-generated by scripts/xen-hypercall.sh */"
11		for (i in v) if (!(v[i] in v))
12			print "HYPERCALL("substr(v[i], 14)")"}' | sort -u >$out