src/mesa/glapi/gloffsets.py

   1 #!/usr/bin/env python
   2
   3 # $Id: gloffsets.py,v 1.5 2001/11/18 22:42:57 brianp Exp $
   4
   5 # Mesa 3-D graphics library
   6 # Version:  4.1
   7 #
   8 # Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
   9 #
  10 # Permission is hereby granted, free of charge, to any person obtaining a
  11 # copy of this software and associated documentation files (the "Software"),
  12 # to deal in the Software without restriction, including without limitation
  13 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
  14 # and/or sell copies of the Software, and to permit persons to whom the
  15 # Software is furnished to do so, subject to the following conditions:
  16 #
  17 # The above copyright notice and this permission notice shall be included
  18 # in all copies or substantial portions of the Software.
  19 #
  20 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  21 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23 # BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  24 # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  25 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26
  27
  28 # Generate the glapioffsets.h file.
  29 #
  30 # Usage:
  31 #    gloffsets.py >glapioffsets.h
  32 #
  33 # Dependencies:
  34 #    The apispec file must be in the current directory.
  35
  36
  37
  38 import apiparser;
  39
  40
  41 def PrintHead():
  42         print '/* DO NOT EDIT - This file generated automatically by gloffsets.py script */'
  43         print '#ifndef _GLAPI_OFFSETS_H_'
  44         print '#define _GLAPI_OFFSETS_H_'
  45         print ''
  46         return
  47 #enddef
  48
  49
  50 def PrintTail():
  51         print ''
  52         print '#endif'
  53 #enddef
  54
  55
  56 records = {}
  57
  58 def AddOffset(name, returnType, argTypeList, argNameList, alias, offset):
  59         argList = apiparser.MakeArgList(argTypeList, argNameList)
  60         if offset >= 0 and not records.has_key(offset):
  61                 records[offset] = name
  62                 #print '#define _gloffset_%s %d' % (name, offset)
  63 #enddef
  64
  65
  66 def PrintRecords():
  67         keys = records.keys()
  68         keys.sort()
  69         prevk = -1
  70         for k in keys:
  71                 if k != prevk + 1:
  72                         #print 'Missing offset %d' % (prevk)
  73                         pass
  74                 prevk = int(k)
  75                 name = records[k]
  76                 print '#define _gloffset_%s %d' % (name, k)
  77 #endef
  78
  79
  80
  81
  82 PrintHead()
  83 apiparser.ProcessSpecFile("APIspec", AddOffset)
  84 PrintRecords()
  85 PrintTail()