mercurial/cffi/bdiffbuild.py
author Anton Shestakov <av6@dwimlabs.net>
Tue, 28 Aug 2018 00:32:10 +0800
changeset 39292 f6f52841e1ff
parent 36948 0585337ea787
child 43076 2372284d9457
permissions -rw-r--r--
context: use new names for unstable changesets in docstrings Plus slight corrections.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
29833
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     1
from __future__ import absolute_import
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     2
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     3
import cffi
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     4
import os
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     5
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
     6
ffi = cffi.FFI()
36948
0585337ea787 cleanup: fix some latent open(path).read() et al calls we previously missed
Augie Fackler <augie@google.com>
parents: 32506
diff changeset
     7
with open(os.path.join(os.path.join(os.path.dirname(__file__), '..'),
0585337ea787 cleanup: fix some latent open(path).read() et al calls we previously missed
Augie Fackler <augie@google.com>
parents: 32506
diff changeset
     8
                       'bdiff.c')) as f:
0585337ea787 cleanup: fix some latent open(path).read() et al calls we previously missed
Augie Fackler <augie@google.com>
parents: 32506
diff changeset
     9
    ffi.set_source("mercurial.cffi._bdiff",
0585337ea787 cleanup: fix some latent open(path).read() et al calls we previously missed
Augie Fackler <augie@google.com>
parents: 32506
diff changeset
    10
                   f.read(), include_dirs=['mercurial'])
29833
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    11
ffi.cdef("""
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    12
struct bdiff_line {
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    13
    int hash, n, e;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    14
    ssize_t len;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    15
    const char *l;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    16
};
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    17
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    18
struct bdiff_hunk;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    19
struct bdiff_hunk {
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    20
    int a1, a2, b1, b2;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    21
    struct bdiff_hunk *next;
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    22
};
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    23
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    24
int bdiff_splitlines(const char *a, ssize_t len, struct bdiff_line **lr);
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    25
int bdiff_diff(struct bdiff_line *a, int an, struct bdiff_line *b, int bn,
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    26
    struct bdiff_hunk *base);
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    27
void bdiff_freehunks(struct bdiff_hunk *l);
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    28
void free(void*);
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    29
""")
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    30
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    31
if __name__ == '__main__':
a8933d992a71 bdiff: implement cffi version of blocks
Maciej Fijalkowski <fijall@gmail.com>
parents:
diff changeset
    32
    ffi.compile()