mod stopped_target;
mod running_target;

use crate::clibwrap;
use nix::unistd::Pid;
pub use running_target::*;
pub use stopped_target::*;

#[derive(thiserror::Error, Debug)]
#[error("Error when calling ptrace: {0}")]
pub struct PTraceError(#[from] nix::errno::Errno);

#[derive(thiserror::Error, Debug)]
#[error("Error when calling ptrace: {0}")]
pub struct CustomPTraceError(#[from] clibwrap::ErrnoError);

#[derive(thiserror::Error, Debug)]
#[error("Error when waiting on child process: {0}")]
pub struct WaitError(#[from] nix::errno::Errno);

#[derive(thiserror::Error, Debug)]
pub enum DebugError {
	#[error(transparent)]
	PTraceError(#[from] PTraceError),

	#[error(transparent)]
	CustomPTraceError(#[from] CustomPTraceError),

	#[error(transparent)]
	WaitError(#[from] WaitError),

	#[error("Child stopped with status {0:?}, but was not expecting to catch this one")]
	UnexpectedWaitStatus(nix::sys::wait::WaitStatus),

	#[error("Tried to insert a breakpoint at {address:#x} but one was already set for the same address")]
	DuplicateBreakpoint { address: u64 },

	#[error("Reference a breakpoint at {address:#x}, but not breakpoint exists there")]
	NonExistingBreakpoint { address: u64 },
}


pub struct ExitedTarget {
	pub exit_code: i32,
	pub was_pid: Pid,
}