diff -r fa54f7ade491 -r 9cc438bf7d9a setup_bdiff_cffi.py
--- a/setup_bdiff_cffi.py	Tue Nov 08 08:03:43 2016 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,31 +0,0 @@
-from __future__ import absolute_import
-
-import cffi
-import os
-
-ffi = cffi.FFI()
-ffi.set_source("_bdiff_cffi",
-    open(os.path.join(os.path.join(os.path.dirname(__file__), 'mercurial'),
-        '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()