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Allow setting PGID in std.process.Child.spawn

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Nguyễn Gia Phong 2024-07-09 21:30:46 +09:00
parent d6fa71cd67
commit 759ab41d72
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1 changed files with 9 additions and 0 deletions
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9
lib/std/process/Child.zig
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@ -63,6 +63,9 @@ uid: if (native_os == .windows or native_os == .wasi) void else ?posix.uid_t,
/// Set to change the group id when spawning the child process.
gid: if (native_os == .windows or native_os == .wasi) void else ?posix.gid_t,
/// Set to change the process group id when spawning the child process.
pgid: if (native_os == .windows or native_os == .wasi) void else ?posix.pid_t,
/// Set to change the current working directory when spawning the child process.
cwd: ?[]const u8,
/// Set to change the current working directory when spawning the child process.
@ -168,6 +171,7 @@ pub const SpawnError = error{
} ||
posix.ExecveError ||
posix.SetIdError ||
posix.SetPgidError ||
posix.ChangeCurDirError ||
windows.CreateProcessError ||
windows.GetProcessMemoryInfoError ||
@ -213,6 +217,7 @@ pub fn init(argv: []const []const u8, allocator: mem.Allocator) ChildProcess {
.cwd = null,
.uid = if (native_os == .windows or native_os == .wasi) {} else null,
.gid = if (native_os == .windows or native_os == .wasi) {} else null,
.pgid = if (native_os == .windows or native_os == .wasi) {} else null,
.stdin = null,
.stdout = null,
.stderr = null,
@ -675,6 +680,10 @@ fn spawnPosix(self: *ChildProcess) SpawnError!void {
posix.setreuid(uid, uid) catch |err| forkChildErrReport(err_pipe[1], err);
}
if (self.pgid) |pid| {
posix.setpgid(0, pid) catch |err| forkChildErrReport(err_pipe[1], err);
}
const err = switch (self.expand_arg0) {
.expand => posix.execvpeZ_expandArg0(.expand, argv_buf.ptr[0].?, argv_buf.ptr, envp),
.no_expand => posix.execvpeZ_expandArg0(.no_expand, argv_buf.ptr[0].?, argv_buf.ptr, envp),