glxtrace.py

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"""GLX tracing generator."""


from stdapi import API
from glapi import glapi
from glxapi import glxapi
from gltrace import GlTracer
from dispatch import function_pointer_type, function_pointer_value


class GlxTracer(GlTracer):

    def get_function_address(self, function):
        return '__%s' % (function.name,)

    def wrap_ret(self, function, instance):
        if function.name.startswith("glXGetProcAddress"):
            print '    if (%s) {' % instance
            for f in glxapi.functions:
                ptype = function_pointer_type(f)
                pvalue = function_pointer_value(f)
                print '        if(!strcmp("%s", (const char *)procName)) {' % f.name
                print '            %s = (%s)%s;' % (pvalue, ptype, instance)
                print '            %s = (%s)&%s;' % (instance, function.type, f.name);
                print '        }'
            print '    }'


if __name__ == '__main__':
    print
    print '#include <stdlib.h>'
    print '#include <string.h>'
    print '#include <dlfcn.h>'
    print
    print '#include "trace_write.hpp"'
    print
    print '#include "glproc.hpp"'
    print '#include "glsize.hpp"'
    print
    print 'extern "C" {'
    print
    api = API()
    api.add_api(glxapi)
    api.add_api(glapi)
    tracer = GlxTracer()
    tracer.trace_api(api)
    print
    print '} /* extern "C" */'