mercurial/cffi/bdiffbuild.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Fri, 15 Oct 2021 04:25:58 +0200
changeset 48243 76c071bba40d
parent 43668 53607fd3ec6c
child 48875 6000f5b25c9b
permissions -rw-r--r--
bookmarks: add support for `mirror` mode to `incoming` This is more consistent. Differential Revision: https://phab.mercurial-scm.org/D11676
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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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with open(
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    os.path.join(os.path.join(os.path.dirname(__file__), '..'), 'bdiff.c')
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) as f:
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    ffi.set_source(
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        "mercurial.cffi._bdiff", f.read(), include_dirs=['mercurial']
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    )
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ffi.cdef(
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    """
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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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)
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if __name__ == '__main__':
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    ffi.compile()