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9 files changed

+192
-142
lines changed

9 files changed

+192
-142
lines changed

‎Package.swift‎

Lines changed: 10 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -107,7 +107,7 @@ var targets: [Target] = [
107107
.target(
108108
name: "SKLogging",
109109
dependencies: [
110-
"ToolsProtocolsSwiftExtensions",
110+
"ToolsProtocolsSwiftExtensions"
111111
],
112112
exclude: ["CMakeLists.txt"],
113113
swiftSettings: globalSwiftSettings + lspLoggingSwiftSettings
@@ -123,7 +123,7 @@ var targets: [Target] = [
123123
swiftSettings: globalSwiftSettings + lspLoggingSwiftSettings + [
124124
.unsafeFlags([
125125
"-module-alias", "ToolsProtocolsSwiftExtensions=_ToolsProtocolsSwiftExtensionsForPlugin",
126-
]),
126+
])
127127
]
128128
),
129129

@@ -178,11 +178,13 @@ var targets: [Target] = [
178178

179179
// MARK: Command plugins
180180
.plugin(
181-
name: "cmake-smoke-test",
182-
capability: .command(intent: .custom(
183-
verb: "cmake-smoke-test",
184-
description: "Build Swift Build using CMake for validation purposes"
185-
))
181+
name: "cmake-smoke-test",
182+
capability: .command(
183+
intent: .custom(
184+
verb: "cmake-smoke-test",
185+
description: "Build Swift Build using CMake for validation purposes"
186+
)
187+
)
186188
),
187189
]
188190

@@ -254,7 +256,7 @@ var dependencies: [Package.Dependency] {
254256

255257
return [
256258
// Not a build dependency. Used so the "Format Source Code" command plugin can be used to format sourcekit-lsp
257-
.package(url: "https://github.com/swiftlang/swift-format.git", branch: relatedDependenciesBranch),
259+
.package(url: "https://github.com/swiftlang/swift-format.git", branch: relatedDependenciesBranch)
258260
]
259261
}
260262
}

‎Plugins/cmake-smoke-test/cmake-smoke-test.swift‎

Lines changed: 153 additions & 122 deletions
Original file line numberDiff line numberDiff line change
@@ -10,156 +10,183 @@
1010
//
1111
//===----------------------------------------------------------------------===//
1212

13-
import PackagePlugin
1413
import Foundation
14+
import PackagePlugin
1515

1616
@main
1717
struct CMakeSmokeTest: CommandPlugin {
18-
func performCommand(context: PluginContext, arguments: [String]) async throws {
19-
var args = ArgumentExtractor(arguments)
18+
func performCommand(context: PluginContext, arguments: [String]) async throws {
19+
var args = ArgumentExtractor(arguments)
2020

21-
guard args.extractFlag(named: "disable-sandbox") > 0 else {
22-
throw Errors.missingRequiredOption("--disable-sandbox")
23-
}
24-
25-
guard let cmakePath = args.extractOption(named: "cmake-path").last else { throw Errors.missingRequiredOption("--cmake-path") }
26-
Diagnostics.progress("using cmake at \(cmakePath)")
27-
let cmakeURL = URL(filePath: cmakePath)
28-
guard let ninjaPath = args.extractOption(named: "ninja-path").last else { throw Errors.missingRequiredOption("--ninja-path") }
29-
Diagnostics.progress("using ninja at \(ninjaPath)")
30-
let ninjaURL = URL(filePath: ninjaPath)
31-
let sysrootPath = args.extractOption(named: "sysroot-path").last
32-
if let sysrootPath {
33-
Diagnostics.progress("using sysroot at \(sysrootPath)")
34-
}
21+
guard args.extractFlag(named: "disable-sandbox") > 0 else {
22+
throw Errors.missingRequiredOption("--disable-sandbox")
23+
}
3524

36-
let extraCMakeArgs = args.extractOption(named: "extra-cmake-arg")
37-
Diagnostics.progress("Extra cmake args: \(extraCMakeArgs.joined(separator: " "))")
25+
guard let cmakePath = args.extractOption(named: "cmake-path").last else {
26+
throw Errors.missingRequiredOption("--cmake-path")
27+
}
28+
Diagnostics.progress("using cmake at \(cmakePath)")
29+
let cmakeURL = URL(filePath: cmakePath)
30+
guard let ninjaPath = args.extractOption(named: "ninja-path").last else {
31+
throw Errors.missingRequiredOption("--ninja-path")
32+
}
33+
Diagnostics.progress("using ninja at \(ninjaPath)")
34+
let ninjaURL = URL(filePath: ninjaPath)
35+
let sysrootPath = args.extractOption(named: "sysroot-path").last
36+
if let sysrootPath {
37+
Diagnostics.progress("using sysroot at \(sysrootPath)")
38+
}
3839

39-
let moduleCachePath = try context.pluginWorkDirectoryURL.appending(component: "module-cache").filePath
40+
let extraCMakeArgs = args.extractOption(named: "extra-cmake-arg")
41+
Diagnostics.progress("Extra cmake args: \(extraCMakeArgs.joined(separator: " "))")
4042

41-
let swiftToolsProtocolsURL = context.package.directoryURL
42-
let swiftToolsProtocolsBuildURL = context.pluginWorkDirectoryURL.appending(component: "swift-build")
43-
try Diagnostics.progress("swift-tools-protocols: \(swiftToolsProtocolsURL.filePath)")
43+
let moduleCachePath = try context.pluginWorkDirectoryURL.appending(component: "module-cache").filePath
4444

45-
try FileManager.default.createDirectory(at: swiftToolsProtocolsBuildURL, withIntermediateDirectories: true)
45+
let swiftToolsProtocolsURL = context.package.directoryURL
46+
let swiftToolsProtocolsBuildURL = context.pluginWorkDirectoryURL.appending(component: "swift-build")
47+
try Diagnostics.progress("swift-tools-protocols: \(swiftToolsProtocolsURL.filePath)")
4648

47-
var sharedSwiftFlags = [
48-
"-module-cache-path", moduleCachePath
49-
]
49+
try FileManager.default.createDirectory(at: swiftToolsProtocolsBuildURL, withIntermediateDirectories: true)
5050

51-
if let sysrootPath {
52-
sharedSwiftFlags += ["-sdk", sysrootPath]
53-
}
51+
var sharedSwiftFlags = [
52+
"-module-cache-path", moduleCachePath,
53+
]
5454

55-
let sharedCMakeArgs = [
56-
"-G", "Ninja",
57-
"-DCMAKE_MAKE_PROGRAM=\(ninjaPath)",
58-
"-DCMAKE_BUILD_TYPE:=Debug",
59-
"-DCMAKE_Swift_FLAGS='\(sharedSwiftFlags.joined(separator: " "))'"
60-
] + extraCMakeArgs
61-
62-
Diagnostics.progress("Building swift-tools-protocols")
63-
try await Process.checkNonZeroExit(url: cmakeURL, arguments: sharedCMakeArgs + [swiftToolsProtocolsURL.filePath], workingDirectory: swiftToolsProtocolsBuildURL)
64-
try await Process.checkNonZeroExit(url: ninjaURL, arguments: [], workingDirectory: swiftToolsProtocolsBuildURL)
65-
Diagnostics.progress("Built swift-tools-protocols")
55+
if let sysrootPath {
56+
sharedSwiftFlags += ["-sdk", sysrootPath]
6657
}
58+
59+
let sharedCMakeArgs =
60+
[
61+
"-G", "Ninja",
62+
"-DCMAKE_MAKE_PROGRAM=\(ninjaPath)",
63+
"-DCMAKE_BUILD_TYPE:=Debug",
64+
"-DCMAKE_Swift_FLAGS='\(sharedSwiftFlags.joined(separator: " "))'",
65+
] + extraCMakeArgs
66+
67+
Diagnostics.progress("Building swift-tools-protocols")
68+
try await Process.checkNonZeroExit(
69+
url: cmakeURL,
70+
arguments: sharedCMakeArgs + [swiftToolsProtocolsURL.filePath],
71+
workingDirectory: swiftToolsProtocolsBuildURL
72+
)
73+
try await Process.checkNonZeroExit(url: ninjaURL, arguments: [], workingDirectory: swiftToolsProtocolsBuildURL)
74+
Diagnostics.progress("Built swift-tools-protocols")
75+
}
6776
}
6877

6978
enum Errors: Error {
70-
case processError(terminationReason: Process.TerminationReason, terminationStatus: Int32)
71-
case missingRequiredOption(String)
72-
case miscError(String)
79+
case processError(terminationReason: Process.TerminationReason, terminationStatus: Int32)
80+
case missingRequiredOption(String)
81+
case miscError(String)
7382
}
7483

7584
extension URL {
76-
var filePath: String {
77-
get throws {
78-
try withUnsafeFileSystemRepresentation { path in
79-
guard let path else {
80-
throw Errors.miscError("cannot get file path for URL: \(self)")
81-
}
82-
return String(cString: path)
83-
}
85+
var filePath: String {
86+
get throws {
87+
try withUnsafeFileSystemRepresentation { path in
88+
guard let path else {
89+
throw Errors.miscError("cannot get file path for URL: \(self)")
8490
}
91+
return String(cString: path)
92+
}
8593
}
94+
}
8695
}
8796

8897
extension Process {
89-
func run() async throws {
90-
try await withCheckedThrowingContinuation { continuation in
91-
terminationHandler = { _ in
92-
continuation.resume()
93-
}
94-
95-
do {
96-
try run()
97-
} catch {
98-
terminationHandler = nil
99-
continuation.resume(throwing: error)
100-
}
101-
}
98+
func run() async throws {
99+
try await withCheckedThrowingContinuation { continuation in
100+
terminationHandler = { _ in
101+
continuation.resume()
102+
}
103+
104+
do {
105+
try run()
106+
} catch {
107+
terminationHandler = nil
108+
continuation.resume(throwing: error)
109+
}
102110
}
111+
}
103112

104-
static func checkNonZeroExit(url: URL, arguments: [String], workingDirectory: URL, environment: [String: String]? = nil) async throws {
105-
try Diagnostics.progress("\(url.filePath) \(arguments.joined(separator: " "))")
106-
#if USE_PROCESS_SPAWNING_WORKAROUND && !os(Windows)
107-
Diagnostics.progress("Using process spawning workaround")
108-
// Linux workaround for https://github.com/swiftlang/swift-corelibs-foundation/issues/4772
109-
// Foundation.Process on Linux seems to inherit the Process.run()-calling thread's signal mask, creating processes that even have SIGTERM blocked
110-
// This manifests as CMake getting stuck when invoking 'uname' with incorrectly configured signal handlers.
111-
var fileActions = posix_spawn_file_actions_t()
112-
defer { posix_spawn_file_actions_destroy(&fileActions) }
113-
var attrs: posix_spawnattr_t = posix_spawnattr_t()
114-
defer { posix_spawnattr_destroy(&attrs) }
115-
posix_spawn_file_actions_init(&fileActions)
116-
try posix_spawn_file_actions_addchdir_np(&fileActions, workingDirectory.filePath)
117-
118-
posix_spawnattr_init(&attrs)
119-
posix_spawnattr_setpgroup(&attrs, 0)
120-
var noSignals = sigset_t()
121-
sigemptyset(&noSignals)
122-
posix_spawnattr_setsigmask(&attrs, &noSignals)
123-
124-
var mostSignals = sigset_t()
125-
sigemptyset(&mostSignals)
126-
for i in 1 ..< SIGSYS {
127-
if i == SIGKILL || i == SIGSTOP {
128-
continue
129-
}
130-
sigaddset(&mostSignals, i)
113+
static func checkNonZeroExit(
114+
url: URL,
115+
arguments: [String],
116+
workingDirectory: URL,
117+
environment: [String: String]? = nil
118+
) async throws {
119+
try Diagnostics.progress("\(url.filePath) \(arguments.joined(separator: " "))")
120+
#if USE_PROCESS_SPAWNING_WORKAROUND && !os(Windows)
121+
Diagnostics.progress("Using process spawning workaround")
122+
// Linux workaround for https://github.com/swiftlang/swift-corelibs-foundation/issues/4772
123+
// Foundation.Process on Linux seems to inherit the Process.run()-calling thread's signal mask, creating processes that even have SIGTERM blocked
124+
// This manifests as CMake getting stuck when invoking 'uname' with incorrectly configured signal handlers.
125+
var fileActions = posix_spawn_file_actions_t()
126+
defer { posix_spawn_file_actions_destroy(&fileActions) }
127+
var attrs: posix_spawnattr_t = posix_spawnattr_t()
128+
defer { posix_spawnattr_destroy(&attrs) }
129+
posix_spawn_file_actions_init(&fileActions)
130+
try posix_spawn_file_actions_addchdir_np(&fileActions, workingDirectory.filePath)
131+
132+
posix_spawnattr_init(&attrs)
133+
posix_spawnattr_setpgroup(&attrs, 0)
134+
var noSignals = sigset_t()
135+
sigemptyset(&noSignals)
136+
posix_spawnattr_setsigmask(&attrs, &noSignals)
137+
138+
var mostSignals = sigset_t()
139+
sigemptyset(&mostSignals)
140+
for i in 1..<SIGSYS {
141+
if i == SIGKILL || i == SIGSTOP {
142+
continue
143+
}
144+
sigaddset(&mostSignals, i)
145+
}
146+
posix_spawnattr_setsigdefault(&attrs, &mostSignals)
147+
posix_spawnattr_setflags(
148+
&attrs,
149+
numericCast(POSIX_SPAWN_SETPGROUP | POSIX_SPAWN_SETSIGDEF | POSIX_SPAWN_SETSIGMASK)
150+
)
151+
var pid: pid_t = -1
152+
try withArrayOfCStrings([url.filePath] + arguments) { arguments in
153+
try withArrayOfCStrings((environment ?? [:]).map { key, value in "\(key)=\(value)" }) { environment in
154+
let spawnResult = try posix_spawn(
155+
&pid,
156+
url.filePath, /*file_actions=*/
157+
&fileActions, /*attrp=*/
158+
&attrs,
159+
arguments,
160+
nil
161+
);
162+
var exitCode: Int32 = -1
163+
var result = wait4(pid, &exitCode, 0, nil);
164+
while result == -1 && errno == EINTR {
165+
result = wait4(pid, &exitCode, 0, nil)
131166
}
132-
posix_spawnattr_setsigdefault(&attrs, &mostSignals)
133-
posix_spawnattr_setflags(&attrs, numericCast(POSIX_SPAWN_SETPGROUP | POSIX_SPAWN_SETSIGDEF | POSIX_SPAWN_SETSIGMASK))
134-
var pid: pid_t = -1
135-
try withArrayOfCStrings([url.filePath] + arguments) { arguments in
136-
try withArrayOfCStrings((environment ?? [:]).map { key, value in "\(key)=\(value)" }) { environment in
137-
let spawnResult = try posix_spawn(&pid, url.filePath, /*file_actions=*/&fileActions, /*attrp=*/&attrs, arguments, nil);
138-
var exitCode: Int32 = -1
139-
var result = wait4(pid, &exitCode, 0, nil);
140-
while (result == -1 && errno == EINTR) {
141-
result = wait4(pid, &exitCode, 0, nil)
142-
}
143-
guard result != -1 else {
144-
throw Errors.miscError("wait failed")
145-
}
146-
guard exitCode == 0 else {
147-
throw Errors.miscError("exit code nonzero")
148-
}
149-
}
167+
guard result != -1 else {
168+
throw Errors.miscError("wait failed")
150169
}
151-
#else
152-
let process = Process()
153-
process.executableURL = url
154-
process.arguments = arguments
155-
process.currentDirectoryURL = workingDirectory
156-
process.environment = environment
157-
try await process.run()
158-
if process.terminationStatus != 0 {
159-
throw Errors.processError(terminationReason: process.terminationReason, terminationStatus: process.terminationStatus)
170+
guard exitCode == 0 else {
171+
throw Errors.miscError("exit code nonzero")
160172
}
161-
#endif
173+
}
162174
}
175+
#else
176+
let process = Process()
177+
process.executableURL = url
178+
process.arguments = arguments
179+
process.currentDirectoryURL = workingDirectory
180+
process.environment = environment
181+
try await process.run()
182+
if process.terminationStatus != 0 {
183+
throw Errors.processError(
184+
terminationReason: process.terminationReason,
185+
terminationStatus: process.terminationStatus
186+
)
187+
}
188+
#endif
189+
}
163190
}
164191

165192
#if USE_PROCESS_SPAWNING_WORKAROUND && !os(Windows)
@@ -190,12 +217,16 @@ func withArrayOfCStrings<T>(
190217
return try argsBuffer.withUnsafeMutableBufferPointer {
191218
(argsBuffer) in
192219
let ptr = UnsafeRawPointer(argsBuffer.baseAddress!).bindMemory(
193-
to: Int8.self, capacity: argsBuffer.count)
220+
to: Int8.self,
221+
capacity: argsBuffer.count
222+
)
194223
var cStrings: [UnsafePointer<Int8>?] = argsOffsets.map { ptr + $0 }
195224
cStrings[cStrings.count - 1] = nil
196225
return try cStrings.withUnsafeMutableBufferPointer {
197226
let unsafeString = UnsafeMutableRawPointer($0.baseAddress!).bindMemory(
198-
to: UnsafeMutablePointer<Int8>?.self, capacity: $0.count)
227+
to: UnsafeMutablePointer<Int8>?.self,
228+
capacity: $0.count
229+
)
199230
return try body(unsafeString)
200231
}
201232
}

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