fix license headers (#73)

Sources/NIOTSHTTPClient/main.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTSHTTPServer/main.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSChannelOptions.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSConnectionBootstrap.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSConnectionChannel.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSErrors.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSEventLoop.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSEventLoopGroup.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSListenerBootstrap.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSListenerChannel.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/NIOTSNetworkEvents.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/SocketAddress+NWEndpoint.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/StateManagedChannel.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Sources/NIOTransportServices/TCPOptions+SocketChannelOption.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/LinuxMain.swift

@@ -0,0 +1 @@
+print("WARNING: nio-transport-services is not Linux compatible and therefore has no tests for Linux.")

Tests/NIOTransportServicesTests/NIOTSBootstrapTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSConnectionChannelTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSEndToEndTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSEventLoopTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSListenerChannelTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSSocketOptionTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

Tests/NIOTransportServicesTests/NIOTSSocketOptionsOnChannelTests.swift

@@ -7,9 +7,7 @@
 //
 // See LICENSE.txt for license information
 // See CONTRIBUTORS.txt for the list of SwiftNIO project authors
-// swift-tools-version:4.0
 //
-// swift-tools-version:4.0
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//

scripts/sanity.sh

@@ -0,0 +1,133 @@
+#!/bin/bash
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the SwiftNIO open source project
+##
+## Copyright (c) 2017-2019 Apple Inc. and the SwiftNIO project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of SwiftNIO project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
+
+set -eu
+here="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+function replace_acceptable_years() {
+    # this needs to replace all acceptable forms with 'YEARS'
+    sed -e 's/20[12][78901]-20[12][8901]/YEARS/' -e 's/20[12][8901]/YEARS/'
+}
+
+printf "=> Checking license headers... "
+tmp=$(mktemp /tmp/.swift-nio-sanity_XXXXXX)
+
+for language in swift-or-c bash dtrace python; do
+  declare -a matching_files
+  declare -a exceptions
+  expections=( )
+  matching_files=( -name '*' )
+  case "$language" in
+      swift-or-c)
+        exceptions=( -name LinuxMain.swift -o -name Package.swift )
+        matching_files=( -name '*.swift' -o -name '*.c' -o -name '*.h' )
+        cat > "$tmp" <<"EOF"
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftNIO open source project
+//
+// Copyright (c) YEARS Apple Inc. and the SwiftNIO project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+// See CONTRIBUTORS.txt for the list of SwiftNIO project authors
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+EOF
+        ;;
+      bash)
+        matching_files=( -name '*.sh' )
+        cat > "$tmp" <<"EOF"
+#!/bin/bash
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the SwiftNIO open source project
+##
+## Copyright (c) YEARS Apple Inc. and the SwiftNIO project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of SwiftNIO project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
+EOF
+      ;;
+      python)
+        matching_files=( -name '*.py' )
+        cat > "$tmp" <<"EOF"
+#!/usr/bin/env python
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the SwiftNIO open source project
+##
+## Copyright (c) YEARS Apple Inc. and the SwiftNIO project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of SwiftNIO project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
+EOF
+      ;;
+      dtrace)
+        matching_files=( -name '*.d' )
+        cat > "$tmp" <<"EOF"
+#!/usr/sbin/dtrace -q -s
+/*===----------------------------------------------------------------------===*
+ *
+ *  This source file is part of the SwiftNIO open source project
+ *
+ *  Copyright (c) YEARS Apple Inc. and the SwiftNIO project authors
+ *  Licensed under Apache License v2.0
+ *
+ *  See LICENSE.txt for license information
+ *  See CONTRIBUTORS.txt for the list of SwiftNIO project authors
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *===----------------------------------------------------------------------===*/
+EOF
+      ;;
+    *)
+      echo >&2 "ERROR: unknown language '$language'"
+      ;;
+  esac
+
+  expected_lines=$(cat "$tmp" | wc -l)
+  expected_sha=$(cat "$tmp" | shasum)
+
+  (
+    cd "$here/.."
+    find . \
+      \( \! -path './.build/*' -a \
+      \( "${matching_files[@]}" \) -a \
+      \( \! \( "${exceptions[@]}" \) \) \) | while read line; do
+      if [[ "$(cat "$line" | replace_acceptable_years | head -n $expected_lines | shasum)" != "$expected_sha" ]]; then
+        printf "\033[0;31mmissing headers in file '$line'!\033[0m\n"
+        diff -u <(cat "$line" | replace_acceptable_years | head -n $expected_lines) "$tmp"
+        exit 1
+      fi
+    done
+    printf "\033[0;32mokay.\033[0m\n"
+  )
+done
+
+rm "$tmp"