gdb: defer commit resume until all available events are consumed

[deliverable/binutils-gdb.git] / gdb / inferior.h

diff --git a/gdb/inferior.h b/gdb/inferior.h
index 95af474eedeb77a025565c1f43bb7dd25f929759..606cece6c0b33a017d9cfb759a88a8cf007309fb 100644 (file)
--- a/gdb/inferior.h
+++ b/gdb/inferior.h
@@ -21,6 +21,8 @@
 #if !defined (INFERIOR_H)
 #define INFERIOR_H 1
 
+#include <exception>
+
 struct target_waitstatus;
 struct frame_info;
 struct ui_file;
@@ -52,6 +54,7 @@ struct thread_info;
 #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"
@@ -79,7 +82,13 @@ struct infcall_suspend_state_deleter
        /* 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 ());
       }
   }
@@ -117,11 +126,6 @@ extern void set_sigint_trap (void);
 
 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.  */
 
@@ -410,6 +414,14 @@ public:
   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;
@@ -455,9 +467,6 @@ public:
      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;
@@ -540,6 +549,9 @@ public:
 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