Mercurial > hg
view mercurial/cffi/bdiffbuild.py @ 36160:9fd8c2a3db5a
narrowspec: move module into core
Having support for parsing the narrow specification in core is
necessary for moving many other parts of narrow to core.
We do still want to harmonize the narrow spec with the sparse
spec. And the format needs to be documented. But this shouldn't
hold up the code moving to core.
Differential Revision: https://phab.mercurial-scm.org/D2201
author | Gregory Szorc <gregory.szorc@gmail.com> |
---|---|
date | Mon, 12 Feb 2018 16:21:34 -0800 |
parents | 2dcb3d52ef41 |
children | 0585337ea787 |
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from __future__ import absolute_import import cffi import os ffi = cffi.FFI() ffi.set_source("mercurial.cffi._bdiff", open(os.path.join(os.path.join(os.path.dirname(__file__), '..'), 'bdiff.c')).read(), include_dirs=['mercurial']) ffi.cdef(""" struct bdiff_line { int hash, n, e; ssize_t len; const char *l; }; struct bdiff_hunk; struct bdiff_hunk { int a1, a2, b1, b2; struct bdiff_hunk *next; }; int bdiff_splitlines(const char *a, ssize_t len, struct bdiff_line **lr); int bdiff_diff(struct bdiff_line *a, int an, struct bdiff_line *b, int bn, struct bdiff_hunk *base); void bdiff_freehunks(struct bdiff_hunk *l); void free(void*); """) if __name__ == '__main__': ffi.compile()