mirror of
https://github.com/apple/container.git
synced 2026-07-12 12:37:02 +00:00
J Logan
ca3a4d6670
- Closes #1557. - Replaces `executableURL` utility function for getting app executable path with `executablePath`. - Adds `FilePath.resolvingSymlinks()` extension. - Also converts for FilePath for types in `ContainerVersion` target.
40 lines
1.6 KiB
Swift
40 lines
1.6 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2026 Apple Inc. and the container project authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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import Darwin
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import SystemPackage
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extension FilePath {
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/// Returns a new `FilePath` with all symlinks resolved and `.`/`..`
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/// components normalized, by calling `realpath(3)`.
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///
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/// Unlike ``lexicallyNormalized()``, this method accesses the file system.
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/// It throws ``Errno/noSuchFileOrDirectory`` if any component of the path
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/// does not exist.
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///
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/// The returned path is always absolute. If the receiver is a relative path,
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/// it is resolved against the process's current working directory.
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public func resolvingSymlinks() throws -> FilePath {
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try withPlatformString { cPath in
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guard let resolved = Darwin.realpath(cPath, nil) else {
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throw Errno(rawValue: Darwin.errno)
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}
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defer { free(resolved) }
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return FilePath(platformString: resolved)
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}
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}
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}
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