annotate mercurial/cffi/mpatchbuild.py @ 50896:b2b8c25f9462

hgwebmod: use sysstr to check for attribute presence We do not need bytes here.
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 30 Aug 2023 13:28:09 +0200
parents 6000f5b25c9b
children f4733654f144
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1 import cffi
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2 import os
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3
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4 ffi = cffi.FFI()
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5 mpatch_c = os.path.join(
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6 os.path.join(os.path.dirname(__file__), '..', 'mpatch.c')
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7 )
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8 with open(mpatch_c) as f:
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9 ffi.set_source(
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10 "mercurial.cffi._mpatch", f.read(), include_dirs=["mercurial"]
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11 )
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12 ffi.cdef(
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13 """
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14
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15 struct mpatch_frag {
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16 int start, end, len;
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17 const char *data;
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18 };
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19
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20 struct mpatch_flist {
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21 struct mpatch_frag *base, *head, *tail;
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22 };
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24 extern "Python" struct mpatch_flist* cffi_get_next_item(void*, ssize_t);
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25
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26 int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist** res);
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27 ssize_t mpatch_calcsize(size_t len, struct mpatch_flist *l);
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28 void mpatch_lfree(struct mpatch_flist *a);
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29 static int mpatch_apply(char *buf, const char *orig, size_t len,
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30 struct mpatch_flist *l);
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31 struct mpatch_flist *mpatch_fold(void *bins,
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32 struct mpatch_flist* (*get_next_item)(void*, ssize_t),
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33 ssize_t start, ssize_t end);
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34 """
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35 )
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37 if __name__ == '__main__':
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38 ffi.compile()