kdump.tproj/mkioctls

   1 set -e
   2
   3 # $FreeBSD: src/usr.bin/kdump/mkioctls,v 1.15.2.3 2001/04/07 11:09:28 ru Exp $
   4
   5 if [ "x$1" = "x-s" ]; then
   6         use_switch=1
   7         shift
   8 else
   9         use_switch=0
  10 fi
  11
  12 if [ -z "$1" ]; then
  13         echo "usage: sh $0 [-s] include-dir"
  14         exit 1
  15 fi
  16
  17 LC_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).
  22 ioctl_includes=`
  23         cd $1
  24         find * -name '*.h' |
  25                 egrep -v '^(netns)/' |
  26                 egrep -v 'if_atm' |
  27                 egrep -v 'disklabel' |
  28                 egrep -v 'if_ppp' |
  29                 egrep -v 'bpf' |
  30                 egrep -v '^(netiso)/' |
  31                 egrep -v '^(netccitt)/' |
  32                 xargs egrep -l \
  33 '^#[    ]*define[       ]+[A-Za-z_][A-Za-z0-9_]*[       ]+_IO[^a-z0-9_]' |
  34                 sed -e 's/^/#include </' -e s'/$/>/'
  35 `
  36
  37 echo "/* XXX obnoxious prerequisites. */"
  38 echo "#define COMPAT_43 1"
  39 echo "#include <sys/param.h>"
  40 echo "#include <sys/socket.h>"
  41 echo "#include <sys/time.h>"
  42 echo "#include <sys/tty.h>"
  43 echo "#include <net/ethernet.h>"
  44 echo "#include <net/if.h>"
  45 echo "#include <net/if_var.h>"
  46 echo "#include <net/route.h>"
  47 echo "#include <netinet/in.h>"
  48 echo "#include <netinet/ip_compat.h>"
  49 echo "#include <netinet/ip_mroute.h>"
  50 echo "#include <netinet6/in6_var.h>"
  51 echo "#include <netinet6/nd6.h>"
  52 echo "#include <netinet6/ip6_mroute.h>"
  53 echo "#include <netat/appletalk.h>"
  54 echo "#include <stdio.h>"
  55 echo ""
  56 echo "$ioctl_includes"
  57 echo ""
  58
  59 echo "$ioctl_includes" |
  60         cc -no-cpp-precomp -E -I$1 -dM - |
  61         awk -v use_switch="$use_switch" '
  62 BEGIN {
  63         print "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 }
  85 END {
  86         if (use_switch)
  87                 print "\t}"
  88         print "\n\treturn(NULL);"
  89         print "}"
  90 }
  91 '