annotate mercurial/cffi/mpatchbuild.py @ 36681:340e4b711df7

bdiff: avoid pointer arithmetic on void* MSVC 2008 complains: mercurial/cext/bdiff.c(106) : error C2036: 'void *' : unknown size mercurial/cext/bdiff.c(107) : error C2036: 'void *' : unknown size Maybe it's a gcc extension? https://stackoverflow.com/questions/37460579/error-c2036-void-unknown-size
author Matt Harbison <matt_harbison@yahoo.com>
date Sat, 03 Mar 2018 23:29:40 -0500
parents 2dcb3d52ef41
children 0585337ea787
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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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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 ffi.set_source("mercurial.cffi._mpatch", open(mpatch_c).read(),
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10 include_dirs=["mercurial"])
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11 ffi.cdef("""
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12
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13 struct mpatch_frag {
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14 int start, end, len;
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15 const char *data;
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16 };
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17
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18 struct mpatch_flist {
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19 struct mpatch_frag *base, *head, *tail;
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20 };
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22 extern "Python" struct mpatch_flist* cffi_get_next_item(void*, ssize_t);
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24 int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist** res);
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25 ssize_t mpatch_calcsize(size_t len, struct mpatch_flist *l);
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26 void mpatch_lfree(struct mpatch_flist *a);
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27 static int mpatch_apply(char *buf, const char *orig, size_t len,
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28 struct mpatch_flist *l);
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29 struct mpatch_flist *mpatch_fold(void *bins,
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30 struct mpatch_flist* (*get_next_item)(void*, ssize_t),
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31 ssize_t start, ssize_t end);
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32 """)
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33
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34 if __name__ == '__main__':
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35 ffi.compile()