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mknodenames.sh revision 1.4.6.1 
      1 #! /bin/sh
      2 
      3 # $NetBSD: mknodenames.sh,v 1.4.6.1 2019/06/10 21:41:04 christos Exp $
      4 
      5 # Use this script however you like, but it would be amazing if
      6 # it has any purpose other than as part of building the shell...
      7 
      8 if [ -z "$1" ]; then
      9 	echo "Usage: $0 nodes.h" 1>&2
     10 	exit 1
     11 fi
     12 
     13 NODES=$1
     14 
     15 test -t 1 && test -z "$2" && exec > nodenames.h
     16 
     17 echo "\
     18 /*
     19  * Automatically generated by $0
     20  * DO NOT EDIT. Do Not 'cvs add'.
     21  */
     22 "
     23 echo "#ifndef NODENAMES_H_INCLUDED"
     24 echo "#define NODENAMES_H_INCLUDED"
     25 echo
     26 echo "#ifdef DEBUG"
     27 
     28 MAX=$(awk < "$NODES" '
     29 	/#define/ {
     30 		if ($3 > MAX) MAX = $3
     31 	}
     32 	END { print MAX }
     33 ')
     34 
     35 echo
     36 echo '#ifdef DEFINE_NODENAMES'
     37 echo "STATIC const char * const NodeNames[${MAX} + 1] = {"
     38 
     39 grep '^#define' "$NODES" | sort -k3n | while read define name number opt_comment
     40 do
     41 	: ${next:=0}
     42 	while [ "$number" -gt "$next" ]
     43 	do
     44 		echo '	"???",'
     45 		next=$(( next + 1))
     46 	done
     47 	echo '	"'"$name"'",'
     48 	next=$(( number + 1 ))
     49 done
     50 
     51 echo "};"
     52 echo '#else'
     53 echo "extern const char * const NodeNames[${MAX} + 1];"
     54 echo '#endif'
     55 echo
     56 echo '#define NODETYPENAME(type) \'
     57 echo '	((unsigned)(type) <= '"${MAX}"' ? NodeNames[(type)] : "??OOR??")'
     58 echo
     59 echo '#define NODETYPE(type)	NODETYPENAME(type), (type)'
     60 echo '#define PRIdsNT		"s(%d)"'
     61 echo
     62 echo '#else /* DEBUG */'
     63 echo
     64 echo '#define NODETYPE(type)	(type)'
     65 echo '#define PRIdsNT		"d"'
     66 echo
     67 echo '#endif /* DEBUG */'
     68 echo
     69 echo '#endif /* !NODENAMES_H_INCLUDED */'
     70