Linux

.travis.yml

@@ -0,0 +1,16 @@
+# only run for: merge commits, releases and pull-requests
+if: type != push OR branch = master OR branch =~ /^\d+\.\d+(\.\d+)?(-\S*)?$/
+
+jobs:
+  include:
+    - os: osx
+      language: swift
+      osx_image: xcode10.1
+      script: swift test
+    - env: SWIFT_VERSION=4.2.1
+      os: linux
+      language: generic
+      dist: trusty
+      sudo: false
+      install: eval "$(curl -sL https://swiftenv.fuller.li/install.sh)"
+      script: swift test

Sources/Extensions.swift

@@ -14,6 +14,10 @@ public extension Bundle {
     public var resources: Path? {
         return resourcePath.flatMap(Path.init)
     }
+
+    public var path: Path {
+        return Path(string: bundlePath)
+    }
 }
 
 public extension String {
@@ -43,7 +47,11 @@ public extension Data {
     func write(to: Path, atomically: Bool = false) throws -> Path {
         let opts: NSData.WritingOptions
         if atomically {
+        #if os(macOS)
             opts = .atomicWrite
+        #else
+            opts = .atomic
+        #endif
         } else {
             opts = []
         }

Sources/Path+FileManager.swift

@@ -41,6 +41,15 @@ public extension Path {
         return rv
     }
 
+    @discardableResult
+    public func move(to: Path, overwrite: Bool = false) throws -> Path {
+        if overwrite, to.exists {
+            try FileManager.default.removeItem(at: to.url)
+        }
+        try FileManager.default.moveItem(at: url, to: to.url)
+        return to
+    }
+
     @discardableResult
     public func move(into: Path) throws -> Path {
         if !into.exists {
@@ -48,8 +57,9 @@ public extension Path {
         } else if !into.isDirectory {
             throw CocoaError.error(.fileWriteFileExists)
         }
-        try FileManager.default.moveItem(at: url, to: into.join(basename()).url)
-        return self
+        let rv = into/basename()
+        try FileManager.default.moveItem(at: url, to: rv.url)
+        return rv
     }
 
     @inlinable

Sources/Path->Bool.swift

@@ -15,6 +15,10 @@ public extension Path {
         return FileManager.default.fileExists(atPath: string, isDirectory: &isDir) && !isDir.boolValue
     }
 
+    var isExecutable: Bool {
+        return FileManager.default.isExecutableFile(atPath: string)
+    }
+
     var exists: Bool {
         return FileManager.default.fileExists(atPath: string)
     }

Sources/TemporaryDirectory.swift

@@ -5,7 +5,16 @@ public class TemporaryDirectory {
     public var path: Path { return Path(string: url.path) }
 
     public init() throws {
+    #if os(macOS)
         url = try FileManager.default.url(for: .itemReplacementDirectory, in: .userDomainMask, appropriateFor: URL(fileURLWithPath: "/"), create: true)
+    #else
+        let envs = ProcessInfo.processInfo.environment
+        let env = envs["TMPDIR"] ?? envs["TEMP"] ?? envs["TMP"] ?? "/tmp"
+        let dir = Path.root/env/"swift-sh.XXXXXX"
+        var template = [UInt8](dir.string.utf8).map({ Int8($0) }) + [Int8(0)]
+        guard mkdtemp(&template) != nil else { throw CocoaError.error(.featureUnsupported) }
+        url = URL(fileURLWithPath: String(cString: template))
+    #endif
     }
 
     deinit {