xref: /dragonfly/usr.bin/kdump/mkioctls (revision 2e3ed54d) 
1set -e
2
3# $FreeBSD: src/usr.bin/kdump/mkioctls,v 1.15.2.5 2002/11/15 18:22:31 ru Exp $
4# $DragonFly: src/usr.bin/kdump/mkioctls,v 1.6 2004/12/30 07:01:52 cpressey Exp $
5
6if [ "x$1" = "x-s" ]; then
7	use_switch=1
8	shift
9else
10	use_switch=0
11fi
12
13if [ -z "$1" ]; then
14	echo "usage: sh $0 [-s] include-dir"
15	exit 1
16fi
17
18LC_ALL=C; export LC_ALL
19
20# Build a list of headers that have ioctls in them.
21# XXX should we use an ANSI cpp?
22# XXX netipx conflicts with netns (leave out netns).
23# XXX leave out cam/, isa/ pccard/, pci/, and usb/ because they
24#     are fake softlinks and handled by bus/
25ioctl_includes=`
26	cd $1
27	find -s * -name '*.h' -follow |
28		egrep -v '^(netns/)|^(cam/)|^(isa/)|^(pccard/)|^(pci/)|^(usb/)|^(netproto/natm/)' |
29		xargs egrep -l \
30'^#[ 	]*define[ 	]+[A-Za-z_][A-Za-z0-9_]*[ 	]+_IO[^a-z0-9_]' |
31		awk '{printf("#include <%s>\\\\n", $1)}'
32`
33
34awk -v x="$ioctl_includes" 'BEGIN {print x}' |
35	gcc -E -I$1 -dM - |
36	awk -v ioctl_includes="$ioctl_includes" -v use_switch="$use_switch" '
37BEGIN {
38	print "/* XXX obnoxious prerequisites. */"
39	print "#define COMPAT_43"
40	print "#define _KERNEL_STRUCTURES"
41	print "#include <sys/param.h>"
42	print "#include <sys/devicestat.h>"
43	print "#include <sys/disklabel.h>"
44	print "#include <sys/socket.h>"
45	print "#include <sys/time.h>"
46	print "#include <sys/tty.h>"
47	print "#include <net/ethernet.h>"
48	print "#include <net/if.h>"
49	print "#include <net/if_var.h>"
50	print "#include <net/route.h>"
51	print "#include <netatm/atm.h>"
52	print "#include <netatm/atm_if.h>"
53	print "#include <netatm/atm_sap.h>"
54	print "#include <netatm/atm_sys.h>"
55	print "#include <netinet/in.h>"
56	print "#include <net/ip_mroute/ip_mroute.h>"
57	print "#include <netinet6/in6_var.h>"
58	print "#include <netinet6/nd6.h>"
59	print "#include <netinet6/ip6_mroute.h>"
60	print "#include <cam/cam.h>"
61	print "#include <stdio.h>"
62	print ""
63	print ioctl_includes
64	print ""
65	print "char *"
66	print "ioctlname(register_t val)"
67	print "{"
68	print ""
69	if (use_switch)
70		print "\tswitch(val) {"
71}
72
73/^#[ 	]*define[ 	]+[A-Za-z_][A-Za-z0-9_]*[ 	]+_IO/ {
74
75	# find where the name starts
76	for (i = 1; i <= NF; i++)
77		if ($i ~ /define/)
78			break;
79	++i;
80	#
81	if (use_switch)
82		printf("\tcase %s:\n\t\treturn(\"%s\");\n", $i, $i);
83	else
84		printf("\tif (val ==  %s)\n\t\treturn(\"%s\");\n", $i, $i);
85
86}
87END {
88	if (use_switch)
89		print "\t}"
90	print "\n\treturn(NULL);"
91	print "}"
92}
93'
94