1 /**
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <algorithm>
17
18 #include "libpandabase/utils/pandargs.h"
19 #include "libpandabase/utils/logger.h"
20 #include "generated/link_options.h"
21
22 #include "linker.h"
23
24 namespace {
25
PrintHelp(const panda::PandArgParser & paParser)26 int PrintHelp(const panda::PandArgParser &paParser)
27 {
28 const auto a = paParser.GetErrorString();
29 if (!a.empty()) {
30 std::cerr << "Error: " << a << std::endl;
31 }
32
33 std::cerr << "Usage:" << std::endl;
34 std::cerr << "ark_link [OPTIONS] -- FILES..." << std::endl << std::endl;
35 std::cerr << "Supported options:" << std::endl << std::endl;
36 std::cerr << paParser.GetHelpString() << std::endl;
37 return 1;
38 }
39
MangleClass(std::string s)40 std::string MangleClass(std::string s)
41 {
42 s.insert(s.begin(), 'L');
43 s += ";";
44 return s;
45 }
46
47 } // namespace
48
main(int argc,const char * argv[])49 int main(int argc, const char *argv[])
50 {
51 panda::PandArgParser paParser;
52 panda::static_linker::Options options {*argv};
53 options.AddOptions(&paParser);
54 paParser.EnableRemainder();
55
56 if (!paParser.Parse(argc, argv)) {
57 return PrintHelp(paParser);
58 }
59
60 panda::Logger::InitializeStdLogging(panda::Logger::LevelFromString(options.GetLogLevel()),
61 panda::Logger::ComponentMask()
62 .set(panda::Logger::Component::STATIC_LINKER)
63 .set(panda::Logger::Component::PANDAFILE));
64
65 const auto files = paParser.GetRemainder();
66
67 if (files.empty()) {
68 std::cerr << "must have at least one file" << std::endl;
69 return PrintHelp(paParser);
70 }
71
72 if (options.GetOutput().empty()) {
73 auto const &fn = files[0];
74 options.SetOutput(fn.substr(0, fn.find_last_of('.')) + ".linked.abc");
75 }
76
77 auto conf = panda::static_linker::DefaultConfig();
78
79 conf.stripDebugInfo = options.IsStripDebugInfo();
80
81 auto classesVecToSet = [](const std::vector<std::string> &v, std::set<std::string> &s) {
82 s.clear();
83 std::transform(v.begin(), v.end(), std::inserter(s, s.begin()), MangleClass);
84 };
85
86 classesVecToSet(options.GetParitalClasses(), conf.partial);
87 classesVecToSet(options.GetRemainsPartialClasses(), conf.remainsPartial);
88
89 auto res = panda::static_linker::Link(conf, options.GetOutput(), files);
90
91 size_t i = 0;
92 for (const auto &s : res.errors) {
93 std::cerr << "# " << ++i << "\n";
94 std::cerr << s << std::endl;
95 }
96
97 if (options.IsShowStats()) {
98 std::cout << "stats:\n" << res.stats << std::endl;
99 }
100
101 const auto wasError = !res.errors.empty();
102 return static_cast<int>(wasError);
103 }
104