cupertino-docs/docs/dispatch/documentation_dispatch_dispatchsourcemachsend.json

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  "abstract" : "A dispatch source that monitors a Mach port for dead name notifications, indicating that a send right no longer has a corresponding receive right.",
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  "declaration" : {
    "code" : "protocol DispatchSourceMachSend : DispatchSourceProtocol, Sendable",
    "language" : "swift"
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  "overview" : "## Overview\n\nYou do not adopt this protocol in your objects. Instead, use the [doc:\/\/com.apple.dispatch\/documentation\/Dispatch\/DispatchSource\/makeMachSendSource(port:eventMask:queue:)] method to create an object that adopts this protocol.",
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  "rawMarkdown" : "---\nsource: https:\/\/developer.apple.com\/documentation\/dispatch\/dispatchsourcemachsend\ncrawled: 2026-05-03T05:36:31Z\n---\n\n# DispatchSourceMachSend\n\n**Protocol**\n\nA dispatch source that monitors a Mach port for dead name notifications, indicating that a send right no longer has a corresponding receive right.\n\n## Declaration\n\n```swift\nprotocol DispatchSourceMachSend : DispatchSourceProtocol, Sendable\n```\n\n## Overview\n\nYou do not adopt this protocol in your objects. Instead, use the [doc:\/\/com.apple.dispatch\/documentation\/Dispatch\/DispatchSource\/makeMachSendSource(port:eventMask:queue:)] method to create an object that adopts this protocol.\n\n## Getting the Mach Port Handle\n\n- **handle**\n\n## Getting the Event Data\n\n- **data**\n- **mask**\n\n## Creating a Mach Port Source\n\n- **makeMachReceiveSource(port:queue:)**: Creates a new dispatch source object for monitoring a Mach port for pending messages.\n- **makeMachSendSource(port:eventMask:queue:)**: A dispatch source that monitors a Mach port for dead name notifications.\n- **DispatchSourceMachReceive**: A dispatch source that monitors a Mach port for pending messages.\n- **DispatchSource.MachSendEvent**: Mach-related events.\n\n## Inherits From\n\n- DispatchSourceProtocol\n- NSObjectProtocol\n- Sendable\n- SendableMetatype\n\n## Conforming Types\n\n- DispatchSource\n\n",
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      "title" : "Getting the Mach Port Handle"
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      "title" : "Getting the Event Data"
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          "description" : "Creates a new dispatch source object for monitoring a Mach port for pending messages.",
          "name" : "makeMachReceiveSource(port:queue:)",
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          "description" : "A dispatch source that monitors a Mach port for dead name notifications.",
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          "description" : "A dispatch source that monitors a Mach port for pending messages.",
          "name" : "DispatchSourceMachReceive",
          "url" : "https:\/\/developer.apple.com\/documentation\/Dispatch\/DispatchSourceMachReceive"
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          "description" : "Mach-related events.",
          "name" : "DispatchSource.MachSendEvent",
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      "title" : "Creating a Mach Port Source"
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  "title" : "DispatchSourceMachSend",
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