The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/tc/devlist2h.awk

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    1 #! /usr/bin/awk -f
    2 #       $NetBSD: devlist2h.awk,v 1.7 2003/12/15 07:32:21 jmc Exp $
    3 #
    4 # Copyright (c) 1995, 1996 Christopher G. Demetriou
    5 # All rights reserved.
    6 #
    7 # Redistribution and use in source and binary forms, with or without
    8 # modification, are permitted provided that the following conditions
    9 # are met:
   10 # 1. Redistributions of source code must retain the above copyright
   11 #    notice, this list of conditions and the following disclaimer.
   12 # 2. Redistributions in binary form must reproduce the above copyright
   13 #    notice, this list of conditions and the following disclaimer in the
   14 #    documentation and/or other materials provided with the distribution.
   15 # 3. All advertising materials mentioning features or use of this software
   16 #    must display the following acknowledgement:
   17 #      This product includes software developed by Christopher G. Demetriou.
   18 # 4. The name of the author may not be used to endorse or promote products
   19 #    derived from this software without specific prior written permission
   20 #
   21 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   22 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   23 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   24 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   25 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   26 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   30 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   31 #
   32 BEGIN {
   33         nproducts = ndevices = blanklines = 0
   34         dfile="tcdevs_data.h"
   35         hfile="tcdevs.h"
   36 }
   37 NR == 1 {
   38         VERSION = $0
   39         gsub("\\$", "", VERSION)
   40 
   41         printf("/*\t$NetBSD" "$\t*/\n\n") > dfile
   42         printf("/*\n") > dfile
   43         printf(" * THIS FILE AUTOMATICALLY GENERATED.  DO NOT EDIT.\n") \
   44             > dfile
   45         printf(" *\n") > dfile
   46         printf(" * generated from:\n") > dfile
   47         printf(" *\t%s\n", VERSION) > dfile
   48         printf(" */\n") > dfile
   49 
   50         printf("/*\t$NetBSD" "$\t*/\n\n") > hfile
   51         printf("/*\n") > hfile
   52         printf(" * THIS FILE AUTOMATICALLY GENERATED.  DO NOT EDIT.\n") \
   53             > hfile
   54         printf(" *\n") > hfile
   55         printf(" * generated from:\n") > hfile
   56         printf(" *\t%s\n", VERSION) > hfile
   57         printf(" */\n") > hfile
   58 
   59         next
   60 }
   61 NF > 0 && $1 == "device" {
   62         ndevices++
   63 
   64         devices[ndevices, 0] = $2;              # devices id
   65         devices[ndevices, 1] = $2;              # C identifier for device
   66         gsub("-", "_", devices[ndevices, 1]);
   67 
   68         devices[ndevices, 2] = $3;              # driver name
   69 
   70         printf("\n") > hfile
   71         printf("#define\tTC_DEVICE_%s\t\"%s\"\n", devices[ndevices, 1],
   72             devices[ndevices, 2]) > hfile
   73 
   74         printf("#define\tTC_DESCRIPTION_%s\t\"", devices[ndevices, 1]) > hfile
   75 
   76         f = 4;
   77         i = 3;
   78 
   79         # comments
   80         ocomment = oparen = 0
   81         if (f <= NF) {
   82                 ocomment = 1;
   83         }
   84         while (f <= NF) {
   85                 if ($f == "#") {
   86                         printf("(") > hfile
   87                         oparen = 1
   88                         f++
   89                         continue
   90                 }
   91                 if (oparen) {
   92                         printf("%s", $f) > hfile
   93                         if (f < NF)
   94                                 printf(" ") > hfile
   95                         f++
   96                         continue
   97                 }
   98                 devices[ndevices, i] = $f
   99                 printf("%s", devices[ndevices, i]) > hfile
  100                 if (f < NF)
  101                         printf(" ") > hfile
  102                 i++; f++;
  103         }
  104         if (oparen)
  105                 printf(")") > hfile
  106         if (ocomment)
  107                 printf("\"") > hfile
  108         printf("\n") > hfile
  109 
  110         next
  111 }
  112 {
  113         if ($0 == "")
  114                 blanklines++
  115         if (blanklines < 2)
  116                 print $0 > hfile
  117         if (blanklines < 2)
  118                 print $0 > dfile
  119 }
  120 END {
  121         # print out the match tables
  122 
  123         printf("\n") > dfile
  124 
  125         printf("struct tc_knowndev tc_knowndevs[] = {\n") > dfile
  126         for (i = 1; i <= ndevices; i++) {
  127                 printf("\t{\n") > dfile
  128                 printf("\t    \"%-8s\",\n", devices[i, 0]) \
  129                     > dfile
  130                 printf("\t    TC_DEVICE_%s,\n", devices[i, 1]) \
  131                     > dfile
  132                 printf("\t    TC_DESCRIPTION_%s,\n", devices[i, 1]) \
  133                     > dfile
  134 
  135                 printf("\t},\n") > dfile
  136         }
  137         printf("\t{ NULL, NULL, NULL, }\n") > dfile
  138         printf("};\n") > dfile
  139         close(dfile)
  140         close(hfile)
  141 }

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