diff options
Diffstat (limited to 'src/mesa/glapi/gl_procs.py')
| -rw-r--r-- | src/mesa/glapi/gl_procs.py | 113 |
1 files changed, 101 insertions, 12 deletions
diff --git a/src/mesa/glapi/gl_procs.py b/src/mesa/glapi/gl_procs.py index 6ea53d100b3..e5f575211f2 100644 --- a/src/mesa/glapi/gl_procs.py +++ b/src/mesa/glapi/gl_procs.py @@ -36,48 +36,137 @@ import sys, getopt class PrintGlProcs(gl_XML.FilterGLAPISpecBase): name = "gl_procs.py (from Mesa)" - def __init__(self): + def __init__(self, long_strings): + self.long_strings = long_strings gl_XML.FilterGLAPISpecBase.__init__(self) self.license = license.bsd_license_template % ( \ """Copyright (C) 1999-2001 Brian Paul All Rights Reserved. (C) Copyright IBM Corporation 2004""", "BRIAN PAUL, IBM") + def printRealHeader(self): - print '' print '/* This file is only included by glapi.c and is used for' print ' * the GetProcAddress() function' print ' */' print '' - print 'static const struct name_address_offset static_functions[] = {' + print 'typedef struct {' + print ' int Name_offset;' + print '#ifdef NEED_FUNCTION_POINTER' + print ' void * Address;' + print '#endif' + print ' unsigned int Offset;' + print '} glprocs_table_t;' + print '' + print '#ifdef NEED_FUNCTION_POINTER' + print '# define NAME_FUNC_OFFSET(n,f,o) { n , (void *) f , o }' + print '#else' + print '# define NAME_FUNC_OFFSET(n,f,o) { n , o }' + print '#endif' + print '' return def printRealFooter(self): - print ' { NULL, NULL, 0 } /* end of list marker */' - print '};' + print '' + print '#undef NAME_FUNC_OFFSET' return - def printFunction(self, f): - print ' { "gl%s", (GLvoid *) gl%s, _gloffset_%s },' \ - % (f.name, f.name, f.real_name) + def printFunctionString(self, f): + if self.long_strings: + print ' "gl%s\\0"' % (f.name) + else: + print " 'g','l',", + for c in f.name: + print "'%s'," % (c), + + print "'\\0'," + + def printFunctionOffset(self, f, offset_of_name): + print ' NAME_FUNC_OFFSET( % 5u, gl%s, _gloffset_%s ),' % (offset_of_name, f.name, f.real_name) + + + def printFunctions(self): + print '' + if self.long_strings: + print 'static const char gl_string_table[] =' + else: + print 'static const char gl_string_table[] = {' + + keys = self.functions.keys() + keys.sort() + for k in keys: + if k < 0: continue + self.printFunctionString(self.functions[k]) + + keys.reverse() + for k in keys: + if k >= -1: continue + self.printFunctionString(self.functions[k]) + + if self.long_strings: + print ' ;' + else: + print '};' + + print '' + print 'static const glprocs_table_t static_functions[] = {' + + keys = self.functions.keys() + keys.sort() + base_offset = 0 + for k in keys: + if k < 0: continue + self.printFunctionOffset(self.functions[k], base_offset) + + # The length of the function's name, plus 2 for "gl", + # plus 1 for the NUL. + + base_offset += len(self.functions[k].name) + 3 + + keys.reverse() + for k in keys: + if k >= -1: continue + self.printFunctionOffset(self.functions[k], base_offset) + + # The length of the function's name, plus 2 for "gl", + # plus 1 for the NUL. + + base_offset += len(self.functions[k].name) + 3 + + print ' NAME_FUNC_OFFSET( -1, NULL, -1 )' + print '};' + return def show_usage(): - print "Usage: %s [-f input_file_name]" % sys.argv[0] + print "Usage: %s [-f input_file_name] [-m mode]" % sys.argv[0] + print "mode can be one of:" + print " long - Create code for compilers that can handle very " + print " long string constants. (default)" + print " short - Create code for compilers that can only handle " + print " ANSI C89 string constants." sys.exit(1) if __name__ == '__main__': file_name = "gl_API.xml" try: - (args, trail) = getopt.getopt(sys.argv[1:], "f:") + (args, trail) = getopt.getopt(sys.argv[1:], "f:m:") except Exception,e: show_usage() + long_string = 1 for (arg,val) in args: if arg == "-f": file_name = val - - dh = PrintGlProcs() + elif arg == "-m": + if val == "short": + long_string = 0 + elif val == "long": + long_string = 1 + else: + show_usage() + + dh = PrintGlProcs( long_string ) parser = make_parser() parser.setFeature(feature_namespaces, 0) |