use std::ffi::OsStr; #[cfg(target_os = "windows")]const CREATE_NO_WINDOW: u32 = 0x0800_0000_u32; #[cfg(target_os = "windows")]pub fn new_std_command(program: impl AsRef<OsStr>) -> std::process::Command {    use std::os::windows::process::CommandExt;     let mut command = std::process::Command::new(program);    command.creation_flags(CREATE_NO_WINDOW);    command} #[cfg(not(target_os = "windows"))]pub fn new_std_command(program: impl AsRef<OsStr>) -> std::process::Command {    std::process::Command::new(program)} #[cfg(target_os = "windows")]pub fn new_smol_command(program: impl AsRef<OsStr>) -> smol::process::Command {    use smol::process::windows::CommandExt;     let mut command = smol::process::Command::new(program);    command.creation_flags(CREATE_NO_WINDOW);    command} #[cfg(target_os = "macos")]pub fn new_smol_command(program: impl AsRef<OsStr>) -> smol::process::Command {    use std::os::unix::process::CommandExt;     // Create a std::process::Command first so we can use pre_exec    let mut std_cmd = std::process::Command::new(program);     // WORKAROUND: Reset exception ports before exec to prevent inheritance of    // crash handler exception ports. Due to a timing issue, child processes can    // inherit the parent's exception ports before they're fully stabilized,    // which can block child process spawning.    // See: https://github.com/zed-industries/zed/issues/36754    unsafe {        std_cmd.pre_exec(|| {            // Reset all exception ports to system defaults for this task.            // This prevents the child from inheriting the parent's crash handler            // exception ports.            reset_exception_ports();            Ok(())        });    }     // Convert to async_process::Command via From trait    smol::process::Command::from(std_cmd)} #[cfg(all(not(target_os = "windows"), not(target_os = "macos")))]pub fn new_smol_command(program: impl AsRef<OsStr>) -> smol::process::Command {    smol::process::Command::new(program)} #[cfg(target_os = "macos")]fn reset_exception_ports() {    use mach2::exception_types::{        EXC_MASK_ALL, EXCEPTION_DEFAULT, exception_behavior_t, exception_mask_t,    };    use mach2::kern_return::{KERN_SUCCESS, kern_return_t};    use mach2::mach_types::task_t;    use mach2::port::{MACH_PORT_NULL, mach_port_t};    use mach2::thread_status::{THREAD_STATE_NONE, thread_state_flavor_t};    use mach2::traps::mach_task_self;     // FFI binding for task_set_exception_ports (not exposed by mach2 crate)    unsafe extern "C" {        fn task_set_exception_ports(            task: task_t,            exception_mask: exception_mask_t,            new_port: mach_port_t,            behavior: exception_behavior_t,            new_flavor: thread_state_flavor_t,        ) -> kern_return_t;    }     unsafe {        let task = mach_task_self();        // Reset all exception ports to MACH_PORT_NULL (system default)        // This prevents the child process from inheriting the parent's crash handler        let kr = task_set_exception_ports(            task,            EXC_MASK_ALL,            MACH_PORT_NULL,            EXCEPTION_DEFAULT as exception_behavior_t,            THREAD_STATE_NONE,        );         if kr != KERN_SUCCESS {            // Log but don't fail - the process can still work without this workaround            eprintln!(                "Warning: failed to reset exception ports in child process (kern_return: {})",                kr            );        }    }}