mercurial/cffi/bdiffbuild.py
author Yuya Nishihara <yuya@tcha.org>
Sun, 03 Sep 2017 15:32:45 +0900
changeset 34212 dfd009e5f9f2
parent 32506 2dcb3d52ef41
child 36948 0585337ea787
permissions -rw-r--r--
py3: iterate bytes as a byte string in dagparser.py
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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("mercurial.cffi._bdiff",
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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()