annotate mercurial/cffi/mpatchbuild.py @ 40896:c35d3cb758a4

test: enable sparse-revlog for test-lfs-largefiles.t We are about to enable sparse-revlog globally. To help with reviewing the tests change, we isolate them in individual changesets. Differential Revision: https://phab.mercurial-scm.org/D5323
author Boris Feld <boris.feld@octobus.net>
date Mon, 12 Nov 2018 01:09:08 +0100
parents 0585337ea787
children 2372284d9457
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1 from __future__ import absolute_import
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2
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3 import cffi
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4 import os
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5
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6 ffi = cffi.FFI()
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7 mpatch_c = os.path.join(os.path.join(os.path.dirname(__file__), '..',
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8 'mpatch.c'))
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9 with open(mpatch_c) as f:
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10 ffi.set_source("mercurial.cffi._mpatch", f.read(),
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11 include_dirs=["mercurial"])
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12 ffi.cdef("""
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13
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14 struct mpatch_frag {
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15 int start, end, len;
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16 const char *data;
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17 };
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18
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19 struct mpatch_flist {
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20 struct mpatch_frag *base, *head, *tail;
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21 };
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22
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23 extern "Python" struct mpatch_flist* cffi_get_next_item(void*, ssize_t);
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24
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25 int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist** res);
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26 ssize_t mpatch_calcsize(size_t len, struct mpatch_flist *l);
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27 void mpatch_lfree(struct mpatch_flist *a);
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28 static int mpatch_apply(char *buf, const char *orig, size_t len,
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29 struct mpatch_flist *l);
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30 struct mpatch_flist *mpatch_fold(void *bins,
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31 struct mpatch_flist* (*get_next_item)(void*, ssize_t),
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32 ssize_t start, ssize_t end);
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33 """)
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34
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35 if __name__ == '__main__':
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36 ffi.compile()