1 // Copyright 2015 The Chromium OS Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <err.h> 6 #include <stdlib.h> 7 8 #include "bspatch.h" 9 10 #define USAGE_TEMPLATE_STR \ 11 "usage: %s oldfile newfile patchfile [old-extents new-extents]\n" \ 12 "with extents taking the form \"off_1:len_1,...,off_n:len_n\"\n" 13 14 int main(int argc, char* argv[]) { 15 const char* old_extents = NULL; 16 const char* new_extents = NULL; 17 18 if ((argc != 6) && (argc != 4)) 19 errx(1, USAGE_TEMPLATE_STR, argv[0]); 20 21 if (argc == 6) { 22 old_extents = argv[4]; 23 new_extents = argv[5]; 24 } 25 26 return bsdiff::bspatch(argv[1], argv[2], argv[3], old_extents, new_extents); 27 } 28
