setup_mpatch_cffi.py
author Gábor Stefanik <gabor.stefanik@nng.com>
Wed, 05 Oct 2016 13:45:22 +0200
changeset 30089 040f23ed6963
parent 29871 90af59b40d8a
permissions -rw-r--r--
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from __future__ import absolute_import
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import cffi
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import os
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ffi = cffi.FFI()
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mpatch_c = os.path.join(os.path.join(os.path.dirname(__file__), 'mercurial',
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                                     'mpatch.c'))
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ffi.set_source("_mpatch_cffi", open(mpatch_c).read(),
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               include_dirs=["mercurial"])
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ffi.cdef("""
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struct mpatch_frag {
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       int start, end, len;
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       const char *data;
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};
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struct mpatch_flist {
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       struct mpatch_frag *base, *head, *tail;
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};
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extern "Python" struct mpatch_flist* cffi_get_next_item(void*, ssize_t);
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int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist** res);
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ssize_t mpatch_calcsize(size_t len, struct mpatch_flist *l);
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void mpatch_lfree(struct mpatch_flist *a);
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static int mpatch_apply(char *buf, const char *orig, size_t len,
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                        struct mpatch_flist *l);
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struct mpatch_flist *mpatch_fold(void *bins,
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                       struct mpatch_flist* (*get_next_item)(void*, ssize_t),
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                       ssize_t start, ssize_t end);
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""")
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if __name__ == '__main__':
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    ffi.compile()