mercurial/cffi/bdiff.py
author Pierre-Yves David <pierre-yves.david@ens-lyon.org>
Thu, 02 Feb 2017 10:04:34 +0100
changeset 30974 dad968920130
parent 30356 9cc438bf7d9a
child 33572 857876ebaed4
permissions -rw-r--r--
debugcommands: move 'debugstate' in the new module
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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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ffi.set_source("_bdiff_cffi",
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    open(os.path.join(os.path.join(os.path.dirname(__file__), '..'),
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        'bdiff.c')).read(), include_dirs=['mercurial'])
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ffi.cdef("""
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struct bdiff_line {
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    int hash, n, e;
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    ssize_t len;
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    const char *l;
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};
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struct bdiff_hunk;
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struct bdiff_hunk {
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    int a1, a2, b1, b2;
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    struct bdiff_hunk *next;
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};
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int bdiff_splitlines(const char *a, ssize_t len, struct bdiff_line **lr);
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int bdiff_diff(struct bdiff_line *a, int an, struct bdiff_line *b, int bn,
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    struct bdiff_hunk *base);
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void bdiff_freehunks(struct bdiff_hunk *l);
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void free(void*);
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""")
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if __name__ == '__main__':
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    ffi.compile()