mercurial/cffi/bdiffbuild.py
author Connor Sheehan <sheehan@mozilla.com>
Sat, 31 Mar 2018 10:21:39 -0400
changeset 37247 54b896f195d1
parent 36954 0585337ea787
child 43076 2372284d9457
permissions -rw-r--r--
stringutil: rename local email/names variables to their plural forms email and name variables are renamed to emails and names (respectively). This is because the email variable name shadows the email function within the stringutil module. Since we are renaming email, we also rename name for consistency. Differential Revision: https://phab.mercurial-scm.org/D3002
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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(os.path.join(os.path.join(os.path.dirname(__file__), '..'),
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                       'bdiff.c')) as f:
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    ffi.set_source("mercurial.cffi._bdiff",
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                   f.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()