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#! /bin/sh
# $NetBSD: mknodenames.sh,v 1.6 2018/08/18 03:09:37 kre Exp $
# Use this script however you like, but it would be amazing if
# it has any purpose other than as part of building the shell...
if [ -z "$1" ]; then
echo "Usage: $0 nodes.h" 1>&2
exit 1
fi
NODES=$1
test -t 1 && test -z "$2" && exec > nodenames.h
echo "\
/*
* Automatically generated by $0
* DO NOT EDIT. Do Not 'cvs add'.
*/
"
echo "#ifndef NODENAMES_H_INCLUDED"
echo "#define NODENAMES_H_INCLUDED"
echo
echo "#ifdef DEBUG"
MAX=$(awk < "$NODES" '
/#define/ {
if ($3 > MAX) MAX = $3
}
END { print MAX }
')
echo
echo '#ifdef DEFINE_NODENAMES'
echo "STATIC const char * const NodeNames[${MAX} + 1] = {"
grep '^#define' "$NODES" | sort -k3n | while read define name number opt_comment
do
: ${next:=0}
while [ "$number" -gt "$next" ]
do
echo ' "???",'
next=$(( next + 1))
done
echo ' "'"$name"'",'
next=$(( number + 1 ))
done
echo "};"
echo '#else'
echo "extern const char * const NodeNames[${MAX} + 1];"
echo '#endif'
echo
echo '#define NODETYPENAME(type) \'
echo ' ((unsigned)(type) <= '"${MAX}"' ? NodeNames[(type)] : "??OOR??")'
echo
echo '#define NODETYPE(type) NODETYPENAME(type), (type)'
echo '#define PRIdsNT "s(%d)"'
echo
echo '#else /* DEBUG */'
echo
echo '#define NODETYPE(type) (type)'
echo '#define PRIdsNT "d"'
echo
echo '#endif /* DEBUG */'
echo
echo '#endif /* !NODENAMES_H_INCLUDED */'
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