usr.bin/kdump/mkioctls

   1 #!/bin/sh
   2 #
   3 # $FreeBSD: src/usr.bin/kdump/mkioctls,v 1.15.2.5 2002/11/15 18:22:31 ru Exp $
   4
   5 set -e
   6
   7 if [ "x$1" = "x-s" ]; then
   8         use_switch=1
   9         shift
  10 else
  11         use_switch=0
  12 fi
  13
  14 if [ -z "$1" -o -z "$2" ]; then
  15         echo "usage: sh $0 [-s] include-dir current-dir"
  16         exit 1
  17 fi
  18
  19 LC_ALL=C; export LC_ALL
  20
  21 # Build a list of headers that have ioctls in them.
  22 # Leave out fake softlinks.
  23 ioctl_includes=`
  24         cd $1
  25         find -s * -name '*.h' -follow |
  26                 egrep -v '^(cam/)|^(compat/)|^(fs/)|^(isofs/)|^(mfs/)|^(msdosfs/)|^(netipsec/)|^(netkey/)|^(netsmb/)|^(nfs/)|^(ntfs/)|^(pccard/)|^(ufs/)' |
  27                 xargs egrep -l \
  28 '^#[    ]*define[       ]+[A-Za-z_][A-Za-z0-9_]*[       ]+_IO[^a-z0-9_]' |
  29                 awk '{printf("#include <%s>\\\\n", $1)}'
  30         printf '#undef loff_t /* XXX ext2_fs.h defines it */\\\\n'
  31         printf '#include <dev/drm/include/uapi_drm/drm.h>\\\\n'
  32         printf '#include <dev/drm/include/uapi_drm/i915_drm.h>\\\\n'
  33         printf '#include <dev/drm/include/uapi_drm/radeon_drm.h>\\\\n'
  34 `
  35
  36 awk -v x="$ioctl_includes" 'BEGIN {print x}' |
  37         gcc -D_KERNEL_STRUCTURES -E -I$1 -I$2/../../sys -I$2/../../sys/dev/drm/include -dM - |
  38         awk -v ioctl_includes="$ioctl_includes" -v use_switch="$use_switch" '
  39 BEGIN {
  40         print "/* XXX obnoxious prerequisites. */"
  41         print "#define _KERNEL_STRUCTURES"
  42         print "#include <sys/tty.h>"
  43         print "#include <net/if_arp.h>"
  44         print "#include <net/route.h>"
  45         print "#include <netinet/in.h>"
  46         print "#include <net/ip_mroute/ip_mroute.h>"
  47         print "#include <netinet6/nd6.h>"
  48         print "#include <netinet6/ip6_mroute.h>"
  49         print "#include <stdio.h>"
  50         print "#include <cam/cam.h>"
  51         print "#define ACPI_DEBUG_OUTPUT"
  52         print "#define ACPI_APPLICATION"
  53         print "#include <contrib/dev/acpica/source/include/acpi.h>"
  54         print "#undef ACPI_APPLICATION"
  55         print "#undef ACPI_DEBUG_OUTPUT"
  56         print ""
  57         print ioctl_includes
  58         print "const char *ioctlname(u_long);"
  59         print ""
  60         print "const char *"
  61         print "ioctlname(u_long val)"
  62         print "{"
  63         if (use_switch)
  64                 print "\tswitch(val) {"
  65 }
  66
  67 /^#[    ]*define[       ]+[A-Za-z_][A-Za-z0-9_]*[       ]+_IO/ {
  68
  69         # find where the name starts
  70         for (i = 1; i <= NF; i++)
  71                 if ($i ~ /define/)
  72                         break;
  73         ++i;
  74         #
  75         if (use_switch)
  76                 printf("\tcase %s:\n\t\treturn(\"%s\");\n", $i, $i);
  77         else
  78                 printf("\tif (val ==  %s)\n\t\treturn(\"%s\");\n", $i, $i);
  79
  80 }
  81
  82 /^#[    ]*define[       ]+[^    ]+[     ]+DRM_IO/ {
  83         if (use_switch)
  84                 printf("\tcase %s:\n\t\treturn(\"%s\");\n", $2, $2);
  85         else
  86                 printf("\tif (val ==  %s)\n\t\treturn(\"%s\");\n", $2, $2);
  87 }
  88
  89 /^#[    ]*define[       ]+[^    ]+[     ]+MIXER_(READ|WRITE)/ {
  90         if (use_switch)
  91                 printf("\tcase %s:\n\t\treturn(\"%s\");\n", $2, $2);
  92         else
  93                 printf("\tif (val ==  %s)\n\t\treturn(\"%s\");\n", $2, $2);
  94 }
  95
  96 END {
  97         if (use_switch)
  98                 print "\t}"
  99         print "\n\treturn(NULL);"
 100         print "}"
 101 }
 102 '