src/mapi/glapi/gen/gl_marshal_h.py

   1
   2 # Copyright (C) 2012 Intel Corporation
   3 #
   4 # Permission is hereby granted, free of charge, to any person obtaining a
   5 # copy of this software and associated documentation files (the "Software"),
   6 # to deal in the Software without restriction, including without limitation
   7 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 # and/or sell copies of the Software, and to permit persons to whom the
   9 # Software is furnished to do so, subject to the following conditions:
  10 #
  11 # The above copyright notice and this permission notice (including the next
  12 # paragraph) shall be included in all copies or substantial portions of the
  13 # Software.
  14 #
  15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21 # IN THE SOFTWARE.
  22
  23 from __future__ import print_function
  24
  25 import getopt
  26 import gl_XML
  27 import license
  28 import marshal_XML
  29 import sys
  30
  31
  32 header = """
  33 #ifndef MARSHAL_GENERATED_H
  34 #define MARSHAL_GENERATED_H
  35 """
  36
  37 footer = """
  38 #endif /* MARSHAL_GENERATED_H */
  39 """
  40
  41
  42 class PrintCode(gl_XML.gl_print_base):
  43     def __init__(self):
  44         super(PrintCode, self).__init__()
  45
  46         self.name = 'gl_marshal_h.py'
  47         self.license = license.bsd_license_template % (
  48             'Copyright (C) 2012 Intel Corporation', 'INTEL CORPORATION')
  49
  50     def printRealHeader(self):
  51         print(header)
  52
  53     def printRealFooter(self):
  54         print(footer)
  55
  56     def printBody(self, api):
  57         print('#include "GL/gl.h"')
  58         print('')
  59         print('enum marshal_dispatch_cmd_id')
  60         print('{')
  61         for func in api.functionIterateAll():
  62             flavor = func.marshal_flavor()
  63             if flavor in ('skip', 'sync'):
  64                 continue
  65             print('   DISPATCH_CMD_{0},'.format(func.name))
  66         print('   NUM_DISPATCH_CMD,')
  67         print('};')
  68         print('')
  69
  70         for func in api.functionIterateAll():
  71             flavor = func.marshal_flavor()
  72             if flavor in ('custom', 'async'):
  73                 print('struct marshal_cmd_{0};'.format(func.name))
  74                 print(('void _mesa_unmarshal_{0}(struct gl_context *ctx, '
  75                        'const struct marshal_cmd_{0} *cmd);').format(func.name))
  76                 print('void GLAPIENTRY _mesa_marshal_{0}({1});'.format(func.name, func.get_parameter_string()))
  77             elif flavor == 'sync':
  78                 print('{0} GLAPIENTRY _mesa_marshal_{1}({2});'.format(func.return_type, func.name, func.get_parameter_string()))
  79
  80
  81 def show_usage():
  82     print('Usage: %s [-f input_file_name]' % sys.argv[0])
  83     sys.exit(1)
  84
  85
  86 if __name__ == '__main__':
  87     file_name = 'gl_API.xml'
  88
  89     try:
  90         (args, trail) = getopt.getopt(sys.argv[1:], 'm:f:')
  91     except Exception:
  92         show_usage()
  93
  94     for (arg,val) in args:
  95         if arg == '-f':
  96             file_name = val
  97
  98     printer = PrintCode()
  99
 100     api = gl_XML.parse_GL_API(file_name, marshal_XML.marshal_item_factory())
 101     printer.Print(api)