1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <getopt.h>
18
19 #include <iostream>
20
21 #include <android-base/strings.h>
22 #include <vintf/AssembleVintf.h>
23 #include "utils.h"
24
help()25 void help() {
26 std::cerr << "assemble_vintf: Checks if a given manifest / matrix file is valid and \n"
27 " fill in build-time flags into the given file.\n"
28 "assemble_vintf -h\n"
29 " Display this help text.\n"
30 "assemble_vintf -i <input file>[:<input file>[...]] [-o <output file>] [-m]\n"
31 " [-c [<check file>]]\n"
32 " Fill in build-time flags into the given file.\n"
33 " -i <input file>[:<input file>[...]]\n"
34 " A list of input files. Format is automatically detected for the\n"
35 " first file, and the remaining files must have the same format.\n"
36 " Files other than the first file should only have <hal> defined;\n"
37 " other entries are ignored.\n"
38 " -o <output file>\n"
39 " Optional output file. If not specified, write to stdout.\n"
40 " -m\n"
41 " a compatible compatibility matrix is\n"
42 " generated instead; for example, given a device manifest,\n"
43 " a framework compatibility matrix is generated. This flag\n"
44 " is ignored when input is a compatibility matrix.\n"
45 " -c [<check file>]\n"
46 " After writing the output file, check compatibility between\n"
47 " output file and check file.\n"
48 " If -c is set but the check file is not specified, a warning\n"
49 " message is written to stderr. Return 0.\n"
50 " If the check file is specified but is not compatible, an error\n"
51 " message is written to stderr. Return 1.\n"
52 " --kernel=<version>:<android-base.cfg>[:<android-base-arch.cfg>[...]]\n"
53 " Add a kernel entry to framework compatibility matrix.\n"
54 " Ignored for other input format.\n"
55 " <version> has format: 3.18\n"
56 " <android-base.cfg> is the location of android-base.cfg\n"
57 " <android-base-arch.cfg> is the location of an optional\n"
58 " arch-specific config fragment, more than one may be specified\n"
59 " -l, --hals-only\n"
60 " Output has only <hal> entries. Cannot be used with -n.\n"
61 " -n, --no-hals\n"
62 " Output has no <hal> entries (but all other entries).\n"
63 " Cannot be used with -l.\n";
64 }
65
main(int argc,char ** argv)66 int main(int argc, char** argv) {
67 using namespace ::android::vintf;
68 const struct option longopts[] = {{"kernel", required_argument, NULL, 'k'},
69 {"hals-only", no_argument, NULL, 'l'},
70 {"no-hals", no_argument, NULL, 'n'},
71 {0, 0, 0, 0}};
72
73 std::string outFilePath;
74 auto assembleVintf = AssembleVintf::newInstance();
75 int res;
76 int optind;
77 while ((res = getopt_long(argc, argv, "hi:o:mc:nl", longopts, &optind)) >= 0) {
78 switch (res) {
79 case 'i': {
80 for (const auto& inFilePath : ::android::base::Split(optarg, ":")) {
81 if (!assembleVintf->openInFile(inFilePath.c_str())) {
82 std::cerr << "Failed to open " << inFilePath << std::endl;
83 return 1;
84 }
85 }
86 } break;
87
88 case 'o': {
89 outFilePath = optarg;
90 if (!assembleVintf->openOutFile(optarg)) {
91 std::cerr << "Failed to open " << optarg << std::endl;
92 return 1;
93 }
94 } break;
95
96 case 'm': {
97 assembleVintf->setOutputMatrix();
98 } break;
99
100 case 'c': {
101 if (!assembleVintf->openCheckFile(optarg)) {
102 std::cerr << "Failed to open " << optarg << std::endl;
103 return 1;
104 }
105 } break;
106
107 case 'k': {
108 if (!assembleVintf->addKernel(optarg)) {
109 std::cerr << "ERROR: Unrecognized --kernel argument." << std::endl;
110 return 1;
111 }
112 } break;
113
114 case 'l': {
115 if (!assembleVintf->setHalsOnly()) {
116 return 1;
117 }
118 } break;
119
120 case 'n': {
121 if (!assembleVintf->setNoHals()) {
122 return 1;
123 }
124 } break;
125
126 case 'h':
127 default: {
128 help();
129 return 1;
130 } break;
131 }
132 }
133
134 bool success = assembleVintf->assemble();
135
136 return success ? 0 : 1;
137 }
138