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#!/usr/bin/env python
# $Id: glprocs.py,v 1.1 2001/11/18 22:42:57 brianp Exp $
# Mesa 3-D graphics library
# Version: 4.1
#
# Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# Generate the glprocs.h file.
#
# Usage:
# gloffsets.py >glprocs.h
#
# Dependencies:
# The apispec file must be in the current directory.
import apiparser
import string
def PrintHead():
print '/* DO NOT EDIT - This file generated automatically by glprocs.py script */'
print ''
print '/* This file is only included by glapi.c and is used for'
print ' * the GetProcAddress() function'
print ' */'
print ''
print 'static struct name_address_offset static_functions[] = {'
return
#enddef
def PrintTail():
print ' { NULL, NULL } /* end of list marker */'
print '};'
#enddef
records = []
def FindOffset(funcName):
for (name, alias, offset) in records:
if name == funcName:
return offset
#endif
#endfor
return -1
#enddef
def EmitEntry(name, returnType, argTypeList, argNameList, alias, offset):
if alias == '':
dispatchName = name
else:
dispatchName = alias
if offset < 0:
offset = FindOffset(dispatchName)
if offset >= 0 and string.find(name, "unused") == -1:
print ' { "gl%s", (GLvoid *) gl%s, _gloffset_%s },' % (name, name, dispatchName)
# save this info in case we need to look up an alias later
records.append((name, dispatchName, offset))
#enddef
PrintHead()
apiparser.ProcessSpecFile("APIspec", EmitEntry)
PrintTail()
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