1 // Copyright 2009 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 // 'courgette_minimal_tool' is not meant to be a serious command-line tool. It
6 // has the minimum logic to apply a Courgette patch to a file. The main purpose
7 // is to monitor the code size of the patcher.
11 #include "build/build_config.h"
12 #include "courgette/courgette.h"
13 #include "courgette/streams.h"
14 #include "courgette/third_party/bsdiff/bsdiff.h"
19 " courgette_minimal_tool <old-file-input> <patch-file-input>"
20 " <new-file-output>\n"
24 void UsageProblem(const char* message) {
25 fprintf(stderr, "%s\n", message);
30 void Problem(const char* message) {
31 fprintf(stderr, "%s\n", message);
36 int wmain(int argc, const wchar_t* argv[]) {
38 int main(int argc, const char* argv[]) {
41 UsageProblem("bad args");
43 courgette::Status status =
44 courgette::ApplyEnsemblePatch(argv[1], argv[2], argv[3]);
46 if (status != courgette::C_OK) {
47 if (status == courgette::C_READ_OPEN_ERROR) Problem("Can't open file.");
48 if (status == courgette::C_WRITE_OPEN_ERROR) Problem("Can't open file.");
49 if (status == courgette::C_READ_ERROR) Problem("Can't read from file.");
50 if (status == courgette::C_WRITE_ERROR) Problem("Can't write to file.");
51 Problem("patch failed.");