#if !defined (INFERIOR_H)
#define INFERIOR_H 1
+#include <exception>
+
struct target_waitstatus;
struct frame_info;
struct ui_file;
#include "symfile-add-flags.h"
#include "gdbsupport/refcounted-object.h"
#include "gdbsupport/forward-scope-exit.h"
+#include "gdbsupport/gdb_unique_ptr.h"
#include "gdbsupport/common-inferior.h"
#include "gdbthread.h"
+#include "process-stratum-target.h"
+
struct infcall_suspend_state;
struct infcall_control_state;
/* If we are restoring the inferior state due to an exception,
some error message will be printed. So, only warn the user
when we cannot restore during normal execution. */
- if (!std::uncaught_exception ())
+ bool unwinding;
+#if __cpp_lib_uncaught_exceptions
+ unwinding = std::uncaught_exceptions () > 0;
+#else
+ unwinding = std::uncaught_exception ();
+#endif
+ if (!unwinding)
warning (_("Failed to restore inferior state: %s"), e.what ());
}
}
extern void clear_sigint_trap (void);
-/* Set/get file name for default use for standard in/out in the inferior. */
-
-extern void set_inferior_io_terminal (const char *terminal_name);
-extern const char *get_inferior_io_terminal (void);
-
/* Collected pid, tid, etc. of the debugged inferior. When there's
no inferior, inferior_ptid.pid () will be 0. */
STARTUP_INFERIOR. */
extern ptid_t gdb_startup_inferior (pid_t pid, int num_traps);
-extern char *construct_inferior_arguments (int, char **);
-
/* From infcmd.c */
/* Initial inferior setup. Determines the exec file is not yet known,
extern void setup_inferior (int from_tty);
-extern void post_create_inferior (struct target_ops *, int);
+extern void post_create_inferior (int from_tty);
extern void attach_command (const char *, int);
extern void continue_1 (int all_threads);
-extern void interrupt_target_1 (int all_threads);
+extern void interrupt_target_1 (bool all_threads);
using delete_longjmp_breakpoint_cleanup
= FORWARD_SCOPE_EXIT (delete_longjmp_breakpoint);
/* Returns true if we can delete this inferior. */
bool deletable () const { return refcount () == 0; }
+ /* Push T in this inferior's target stack. */
+ void push_target (struct target_ops *t)
+ { m_target_stack.push (t); }
+
+ /* Unpush T from this inferior's target stack. */
+ int unpush_target (struct target_ops *t)
+ { return m_target_stack.unpush (t); }
+
+ /* Returns true if T is pushed in this inferior's target stack. */
+ bool target_is_pushed (target_ops *t)
+ { return m_target_stack.is_pushed (t); }
+
+ /* Find the target beneath T in this inferior's target stack. */
+ target_ops *find_target_beneath (const target_ops *t)
+ { return m_target_stack.find_beneath (t); }
+
+ /* Return the target at the top of this inferior's target stack. */
+ target_ops *top_target ()
+ { return m_target_stack.top (); }
+
+ /* Return the target at process_stratum level in this inferior's
+ target stack. */
+ struct process_stratum_target *process_target ()
+ { return (process_stratum_target *) m_target_stack.at (process_stratum); }
+
+ /* Return the target at STRATUM in this inferior's target stack. */
+ target_ops *target_at (enum strata stratum)
+ { return m_target_stack.at (stratum); }
+
bool has_execution ()
- { return target_has_execution_1 (this); }
+ { return target_has_execution (this); }
/* Pointer to next inferior in singly-linked list of inferiors. */
struct inferior *next = NULL;
inline safe_inf_threads_range threads_safe ()
{ return safe_inf_threads_range (this->thread_list); }
+ /* Set/get file name for default use for standard in/out in the
+ inferior. On Unix systems, we try to make TERMINAL_NAME the
+ inferior's controlling terminal. If TERMINAL_NAME is nullptr or
+ the empty string, then the inferior inherits GDB's terminal (or
+ GDBserver's if spawning a remote process). */
+ void set_tty (const char *terminal_name);
+ const char *tty ();
+
/* Convenient handle (GDB inferior id). Unique across all
inferiors. */
int num = 0;
this inferior. */
gdb::unique_xmalloc_ptr<char> cwd;
- /* The name of terminal device to use for I/O. */
- char *terminal = NULL;
-
/* The terminal state as set by the last target_terminal::terminal_*
call. */
target_terminal_state terminal_state = target_terminal_state::is_ours;
/* Per inferior data-pointers required by other GDB modules. */
REGISTRY_FIELDS;
+
+private:
+ /* The inferior's target stack. */
+ target_stack m_target_stack;
+
+ /* The name of terminal device to use for I/O. */
+ gdb::unique_xmalloc_ptr<char> m_terminal;
};
/* Keep a registry of per-inferior data-pointers required by other GDB
extern void inferior_appeared (struct inferior *inf, int pid);
-/* Get rid of all inferiors. */
-extern void discard_all_inferiors (void);
+/* Search function to lookup an inferior of TARG by target 'pid'. */
+extern struct inferior *find_inferior_pid (process_stratum_target *targ,
+ int pid);
-/* Search function to lookup an inferior by target 'pid'. */
-extern struct inferior *find_inferior_pid (int pid);
-
-/* Search function to lookup an inferior whose pid is equal to 'ptid.pid'. */
-extern struct inferior *find_inferior_ptid (ptid_t ptid);
+/* Search function to lookup an inferior of TARG whose pid is equal to
+ 'ptid.pid'. */
+extern struct inferior *find_inferior_ptid (process_stratum_target *targ,
+ ptid_t ptid);
/* Search function to lookup an inferior by GDB 'num'. */
extern struct inferior *find_inferior_id (int num);
extern struct inferior *
find_inferior_for_program_space (struct program_space *pspace);
-/* Inferior iterator function.
-
- Calls a callback function once for each inferior, so long as the
- callback function returns false. If the callback function returns
- true, the iteration will end and the current inferior will be
- returned. This can be useful for implementing a search for a
- inferior with arbitrary attributes, or for applying some operation
- to every inferior.
-
- It is safe to delete the iterated inferior from the callback. */
-extern struct inferior *iterate_over_inferiors (int (*) (struct inferior *,
- void *),
- void *);
-
/* Returns true if the inferior list is not empty. */
extern int have_inferiors (void);
-/* Returns the number of live inferiors (real live processes). */
-extern int number_of_live_inferiors (void);
+/* Returns the number of live inferiors running on PROC_TARGET (real
+ live processes with execution). */
+extern int number_of_live_inferiors (process_stratum_target *proc_target);
/* Returns true if there are any live inferiors in the inferior list
(not cores, not executables, real live processes). */
*/
inline all_inferiors_range
-all_inferiors ()
+all_inferiors (process_stratum_target *proc_target = nullptr)
{
- return {};
+ return all_inferiors_range (proc_target);
}
/* Return a range that can be used to walk over all inferiors with PID
not zero, with range-for. */
inline all_non_exited_inferiors_range
-all_non_exited_inferiors ()
+all_non_exited_inferiors (process_stratum_target *proc_target = nullptr)
{
- return {};
+ return all_non_exited_inferiors_range (proc_target);
}
/* Prune away automatically added inferiors that aren't required