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std › process › Child › spawn

spawn

On success must call kill or wait. After spawning the id is available.

Function parameters

Parameters

#
self:*ChildProcess

Type definitions in this namespace

Types

#
StdIo
Behavior of the child process's standard input, output, and error
WindowsExtension
File name extensions supported natively by `CreateProcess()` on Windows.

First argument in argv is the executable.

Functions

#
init
First argument in argv is the executable.
spawn
On success must call `kill` or `wait`.
kill
Forcibly terminates child process and then cleans up all resources.
waitForSpawn
On some targets, `spawn` may not report all spawn errors, such as `error.InvalidExe`.
wait
Blocks until child process terminates and then cleans up all resources.
collectOutput
Collect the output from the process's stdout and stderr.
run
Spawns a child process, waits for it, collecting stdout and stderr, and then returns.

Error sets in this namespace

Error Sets

#

Source

Implementation

#
pub fn spawn(self: *ChildProcess) SpawnError!void {
    if (!process.can_spawn) {
        @compileError("the target operating system cannot spawn processes");
    }

    if (native_os == .windows) {
        return self.spawnWindows();
    } else {
        return self.spawnPosix();
    }
}