forked from sony/flutter-elinux
-
Notifications
You must be signed in to change notification settings - Fork 0
/
elinux_doctor.dart
234 lines (205 loc) · 7.69 KB
/
elinux_doctor.dart
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
// Copyright 2023 Sony Group Corporation. All rights reserved.
// Copyright 2020 Samsung Electronics Co., Ltd. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:io';
import 'package:flutter_tools/src/base/context.dart';
import 'package:flutter_tools/src/base/os.dart';
import 'package:flutter_tools/src/base/user_messages.dart';
import 'package:flutter_tools/src/base/version.dart';
import 'package:flutter_tools/src/doctor.dart';
import 'package:flutter_tools/src/doctor_validator.dart';
import 'package:process/process.dart';
ELinuxWorkflow? get eLinuxWorkflow => context.get<ELinuxWorkflow>();
ELinuxValidator? get eLinuxValidator => context.get<ELinuxValidator>();
/// See: [_DefaultDoctorValidatorsProvider] in `doctor.dart`
class ELinuxDoctorValidatorsProvider implements DoctorValidatorsProvider {
@override
List<DoctorValidator> get validators {
final List<DoctorValidator> validators =
DoctorValidatorsProvider.defaultInstance.validators;
return <DoctorValidator>[
validators.first,
eLinuxValidator!,
...validators.sublist(1)
];
}
@override
List<Workflow> get workflows => <Workflow>[
...DoctorValidatorsProvider.defaultInstance.workflows,
eLinuxWorkflow!,
];
}
/// See: [_VersionInfo] in `linux_doctor.dart`
class _VersionInfo {
_VersionInfo(this.description) {
final String? versionString = RegExp(r'[0-9]+\.[0-9]+(?:\.[0-9]+)?')
.firstMatch(description)
?.group(0);
number = Version.parse(versionString);
}
String description;
Version? number;
}
/// See: [LinuxDoctorValidator] in `linux_doctor.dart`
class ELinuxValidator extends DoctorValidator {
ELinuxValidator({
required ProcessManager processManager,
required UserMessages userMessages,
}) : _processManager = processManager,
_userMessages = userMessages,
super('eLinux toolchain - develop for embedded Linux devices');
final ProcessManager _processManager;
final UserMessages _userMessages;
static const String kClangBinary = 'clang++';
static const String kCmakeBinary = 'cmake';
static const String kPkgConfigBinary = 'pkg-config';
final Map<String, Version> _requiredBinaryVersions = <String, Version>{
kClangBinary: Version(3, 4, 0),
kCmakeBinary: Version(3, 10, 0),
kPkgConfigBinary: Version(0, 29, 0),
};
final List<String> _requiredCommonLibraries = <String>[
'glesv2',
'egl',
];
static const String kRequredCommonLibrariesErrorMessage =
'OpenGL ES/EGL libraries are required for Embedded Linux development. '
'They are likely available from your distribution (e.g.: apt install libegl1-mesa libgles2-mesa)';
@override
Future<ValidationResult> validate() async {
ValidationType validationType = ValidationType.success;
final List<ValidationMessage> messages = <ValidationMessage>[];
final Map<String, _VersionInfo?> installedVersions =
<String, _VersionInfo?>{
// Sort the check to make the call order predictable for unit tests.
for (String binary in _requiredBinaryVersions.keys.toList()..sort())
binary: await _getBinaryVersion(binary)
};
// Determine overall validation level.
if (installedVersions.values
.any((_VersionInfo? versionInfo) => versionInfo?.number == null)) {
validationType = ValidationType.missing;
} else if (installedVersions.keys.any((String binary) =>
installedVersions[binary]!.number! <
_requiredBinaryVersions[binary]!)) {
validationType = ValidationType.partial;
}
// Message for Clang.
{
final _VersionInfo? version = installedVersions[kClangBinary];
if (version == null || version.number == null) {
messages.add(ValidationMessage.error(_userMessages.clangMissing));
} else {
assert(_requiredBinaryVersions.containsKey(kClangBinary));
messages.add(ValidationMessage(version.description));
final Version requiredVersion = _requiredBinaryVersions[kClangBinary]!;
if (version.number! < requiredVersion) {
messages.add(ValidationMessage.error(
_userMessages.clangTooOld(requiredVersion.toString())));
}
}
}
// Message for CMake.
{
final _VersionInfo? version = installedVersions[kCmakeBinary];
if (version == null || version.number == null) {
messages.add(ValidationMessage.error(_userMessages.cmakeMissing));
} else {
assert(_requiredBinaryVersions.containsKey(kCmakeBinary));
messages.add(ValidationMessage(version.description));
final Version requiredVersion = _requiredBinaryVersions[kCmakeBinary]!;
if (version.number! < requiredVersion) {
messages.add(ValidationMessage.error(
_userMessages.cmakeTooOld(requiredVersion.toString())));
}
}
}
// Message for pkg-config.
{
final _VersionInfo? version = installedVersions[kPkgConfigBinary];
if (version == null || version.number == null) {
messages.add(ValidationMessage.error(_userMessages.pkgConfigMissing));
} else {
assert(_requiredBinaryVersions.containsKey(kPkgConfigBinary));
// The full version description is just the number, so add context.
messages.add(ValidationMessage(
_userMessages.pkgConfigVersion(version.description)));
final Version requiredVersion =
_requiredBinaryVersions[kPkgConfigBinary]!;
if (version.number! < requiredVersion) {
messages.add(ValidationMessage.error(
_userMessages.pkgConfigTooOld(requiredVersion.toString())));
}
}
}
// Messages for libraries.
{
bool libraryMissing = false;
for (final String library in _requiredCommonLibraries) {
if (!await _libraryIsPresent(library)) {
libraryMissing = true;
break;
}
}
if (libraryMissing) {
validationType = ValidationType.missing;
messages.add(
const ValidationMessage.error(kRequredCommonLibrariesErrorMessage));
}
}
return ValidationResult(validationType, messages);
}
/// See: [_getBinaryVersion] in `linux_doctor.dart`
Future<_VersionInfo?> _getBinaryVersion(String binary) async {
ProcessResult? result;
try {
result = await _processManager.run(<String>[
binary,
'--version',
]);
} on ArgumentError {
// ignore error.
} on ProcessException {
// ignore error.
}
if (result == null || result.exitCode != 0) {
return null;
}
final String firstLine = (result.stdout as String).split('\n').first.trim();
return _VersionInfo(firstLine);
}
/// See: [_libraryIsPresent] in `linux_doctor.dart`
Future<bool> _libraryIsPresent(String library) async {
ProcessResult? result;
try {
result = await _processManager.run(<String>[
'pkg-config',
'--exists',
library,
]);
} on ArgumentError {
// ignore error.
}
return (result?.exitCode ?? 1) == 0;
}
}
/// The eLinux-specific implementation of a [Workflow].
///
/// See: [AndroidWorkflow] in `android_workflow.dart`
class ELinuxWorkflow extends Workflow {
ELinuxWorkflow({
required OperatingSystemUtils operatingSystemUtils,
}) : _operatingSystemUtils = operatingSystemUtils;
final OperatingSystemUtils _operatingSystemUtils;
@override
bool get appliesToHostPlatform =>
(_operatingSystemUtils.hostPlatform == HostPlatform.linux_x64) ||
(_operatingSystemUtils.hostPlatform == HostPlatform.linux_arm64);
@override
bool get canLaunchDevices => true;
@override
bool get canListDevices => true;
@override
bool get canListEmulators => false;
}