mkioctls revision 93522 
1set -e
2
3# $FreeBSD: head/usr.bin/kdump/mkioctls 93522 2002-04-01 10:45:09Z dwmalone $
4
5if [ "x$1" = "x-s" ]; then
6	use_switch=1
7	shift
8else
9	use_switch=0
10fi
11
12if [ -z "$1" ]; then
13	echo "usage: sh $0 [-s] include-dir"
14	exit 1
15fi
16
17LC_ALL=C; export LC_ALL
18
19# Build a list of headers that have ioctls in them.
20# XXX should we use an ANSI cpp?
21# XXX netipx conflicts with netns (leave out netns).
22ioctl_includes=`
23	cd $1
24	find -s * -name '*.h' -follow |
25		egrep -v '^(netns)/' |
26		xargs egrep -l \
27'^#[ 	]*define[ 	]+[A-Za-z_][A-Za-z0-9_]*[ 	]+_IO[^a-z0-9_]' |
28		awk '{printf("#include <%s>\\\\n", $1)}'
29`
30
31awk -v x="$ioctl_includes" 'BEGIN {print x}' |
32	gcc -E -I$1 -dM - |
33	awk -v ioctl_includes="$ioctl_includes" -v use_switch="$use_switch" '
34BEGIN {
35	print "/* XXX obnoxious prerequisites. */"
36	print "#define COMPAT_43"
37	print "#include <sys/param.h>"
38	print "#include <sys/devicestat.h>"
39	print "#include <sys/disklabel.h>"
40	print "#include <sys/socket.h>"
41	print "#include <sys/time.h>"
42	print "#include <sys/tty.h>"
43	print "#include <net/ethernet.h>"
44	print "#include <net/if.h>"
45	print "#include <net/if_var.h>"
46	print "#include <net/route.h>"
47	print "#include <netatm/atm.h>"
48	print "#include <netatm/atm_if.h>"
49	print "#include <netatm/atm_sap.h>"
50	print "#include <netatm/atm_sys.h>"
51	print "#include <netinet/in.h>"
52	print "#include <netinet/ip_mroute.h>"
53	print "#include <netinet6/in6_var.h>"
54	print "#include <netinet6/nd6.h>"
55	print "#include <netinet6/ip6_mroute.h>"
56	print "#include <stdio.h>"
57	print "#include <cam/cam.h>"
58	print ""
59	print "const char *ioctlname(register_t val);"
60	print ""
61	print ioctl_includes
62	print ""
63	print "const char *"
64	print "ioctlname(register_t val)"
65	print "{"
66	print ""
67	if (use_switch)
68		print "\tswitch(val) {"
69}
70
71/^#[ 	]*define[ 	]+[A-Za-z_][A-Za-z0-9_]*[ 	]+_IO/ {
72	
73	# find where the name starts
74	for (i = 1; i <= NF; i++)
75		if ($i ~ /define/)
76			break;
77	++i;
78	# 
79	if (use_switch)
80		printf("\tcase %s:\n\t\treturn(\"%s\");\n", $i, $i);
81	else
82		printf("\tif (val ==  %s)\n\t\treturn(\"%s\");\n", $i, $i);
83
84}
85END {
86	if (use_switch)
87		print "\t}"
88	print "\n\treturn(NULL);"
89	print "}"
90}
91'
92