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test-patches/swift-tools-support-core-5.10.patch

@@ -0,0 +1,85 @@
+diff --git a/Sources/TSCBasic/FileSystem.swift b/Sources/TSCBasic/FileSystem.swift
+index b33b1c6..1d26033 100644
+--- a/Sources/TSCBasic/FileSystem.swift
++++ b/Sources/TSCBasic/FileSystem.swift
+@@ -491,8 +491,7 @@ private struct LocalFileSystem: FileSystem {
+
+     func readFileContents(_ path: AbsolutePath) throws -> ByteString {
+         // Open the file.
+-        let fp = fopen(path.pathString, "rb")
+-        if fp == nil {
++        guard let fp = fopen(path.pathString, "rb") else {
+             throw FileSystemError(errno: errno, path)
+         }
+         defer { fclose(fp) }
+@@ -521,8 +520,7 @@ private struct LocalFileSystem: FileSystem {
+
+     func writeFileContents(_ path: AbsolutePath, bytes: ByteString) throws {
+         // Open the file.
+-        let fp = fopen(path.pathString, "wb")
+-        if fp == nil {
++        guard let fp = fopen(path.pathString, "wb") else {
+             throw FileSystemError(errno: errno, path)
+         }
+         defer { fclose(fp) }
+diff --git a/Sources/TSCBasic/Process.swift b/Sources/TSCBasic/Process.swift
+index 6c8aa11..89d3a5b 100644
+--- a/Sources/TSCBasic/Process.swift
++++ b/Sources/TSCBasic/Process.swift
+@@ -144,6 +144,9 @@ public final class Process {
+
+         /// The current OS does not support the workingDirectory API.
+         case workingDirectoryNotSupported
++
++        /// The stdin could not be opened.
++        case stdinUnavailable
+     }
+
+     public enum OutputRedirection {
+@@ -677,7 +680,10 @@ public final class Process {
+         var stdinPipe: [Int32] = [-1, -1]
+         try open(pipe: &stdinPipe)
+
+-        let stdinStream = try LocalFileOutputByteStream(filePointer: fdopen(stdinPipe[1], "wb"), closeOnDeinit: true)
++        guard let fp = fdopen(stdinPipe[1], "wb") else {
++            throw Process.Error.stdinUnavailable
++        }
++        let stdinStream = try LocalFileOutputByteStream(filePointer: fp, closeOnDeinit: true)
+
+         // Dupe the read portion of the remote to 0.
+         posix_spawn_file_actions_adddup2(&fileActions, stdinPipe[0], 0)
+@@ -1258,6 +1264,8 @@ extension Process.Error: CustomStringConvertible {
+             return "could not find executable for '\(program)'"
+         case .workingDirectoryNotSupported:
+             return "workingDirectory is not supported in this platform"
++        case .stdinUnavailable:
++            return "could not open stdin on this platform"
+         }
+     }
+ }
+diff --git a/Sources/TSCBasic/WritableByteStream.swift b/Sources/TSCBasic/WritableByteStream.swift
+index aee907e..5b6e4c2 100644
+--- a/Sources/TSCBasic/WritableByteStream.swift
++++ b/Sources/TSCBasic/WritableByteStream.swift
+@@ -790,7 +790,7 @@ public final class LocalFileOutputByteStream: FileOutputByteStream {
+     override final func writeImpl(_ bytes: ArraySlice<UInt8>) {
+         bytes.withUnsafeBytes { bytesPtr in
+             while true {
+-                let n = fwrite(bytesPtr.baseAddress, 1, bytesPtr.count, filePointer)
++                let n = fwrite(bytesPtr.baseAddress!, 1, bytesPtr.count, filePointer)
+                 if n < 0 {
+                     if errno == EINTR { continue }
+                     errorDetected(code: errno)
+diff --git a/Sources/TSCTestSupport/PseudoTerminal.swift b/Sources/TSCTestSupport/PseudoTerminal.swift
+index 59610b6..2797c71 100644
+--- a/Sources/TSCTestSupport/PseudoTerminal.swift
++++ b/Sources/TSCTestSupport/PseudoTerminal.swift
+@@ -24,7 +24,7 @@ public final class PseudoTerminal {
+         if openpty(&primary, &secondary, nil, nil, nil) != 0 {
+             return nil
+         }
+-        guard let outStream = try? LocalFileOutputByteStream(filePointer: fdopen(secondary, "w"), closeOnDeinit: false) else {
++        guard let outStream = try? LocalFileOutputByteStream(filePointer: fdopen(secondary, "w")!, closeOnDeinit: false) else {
+             return nil
+         }
+         self.outStream = outStream