66 lines
1.5 KiB
Python
66 lines
1.5 KiB
Python
import marshal
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import string
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# Write a file containing frozen code for the modules in the dictionary.
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header = """
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#include "Python.h"
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static struct _frozen _PyImport_FrozenModules[] = {
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"""
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trailer = """\
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{0, 0, 0} /* sentinel */
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};
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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PyImport_FrozenModules = _PyImport_FrozenModules;
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return Py_FrozenMain(argc, argv);
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}
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"""
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def makefreeze(outfp, dict, debug=0):
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done = []
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mods = dict.keys()
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mods.sort()
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for mod in mods:
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m = dict[mod]
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mangled = string.join(string.split(mod, "."), "__")
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if m.__code__:
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if debug:
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print "freezing", mod, "..."
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str = marshal.dumps(m.__code__)
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size = len(str)
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if m.__path__:
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# Indicate package by negative size
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size = -size
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done.append((mod, mangled, size))
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writecode(outfp, mangled, str)
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if debug:
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print "generating table of frozen modules"
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outfp.write(header)
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for mod, mangled, size in done:
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outfp.write('\t{"%s", M_%s, %d},\n' % (mod, mangled, size))
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outfp.write(trailer)
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# Write a C initializer for a module containing the frozen python code.
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# The array is called M_<mod>.
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def writecode(outfp, mod, str):
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outfp.write('static unsigned char M_%s[] = {' % mod)
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for i in range(0, len(str), 16):
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outfp.write('\n\t')
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for c in str[i:i+16]:
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outfp.write('%d,' % ord(c))
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outfp.write('\n};\n')
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# Local Variables:
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# indent-tabs-mode: nil
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# End:
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