#include "ui-out.h"
#include "inferior.h"
-struct thread_info
-{
- struct thread_info *next;
- ptid_t ptid; /* "Actual process id";
- In fact, this may be overloaded with
- kernel thread id, etc. */
- int num; /* Convenient handle (GDB thread id) */
+/* Inferior thread specific part of `struct infcall_control_state'.
- /* Non-zero means the thread is executing. Note: this is different
- from saying that there is an active target and we are stopped at
- a breakpoint, for instance. This is a real indicator whether the
- thread is off and running. */
- /* This field is internal to thread.c. Never access it directly,
- use is_executing instead. */
- int executing_;
-
- /* Frontend view of the thread state. Note that the RUNNING/STOPPED
- states are different from EXECUTING. When the thread is stopped
- internally while handling an internal event, like a software
- single-step breakpoint, EXECUTING will be false, but running will
- still be true. As a possible future extension, this could turn
- into enum { stopped, exited, stepping, finishing, until(ling),
- running ... } */
- /* This field is internal to thread.c. Never access it directly,
- use is_running instead. */
- int state_;
-
- /* If this is > 0, then it means there's code out there that relies
- on this thread being listed. Don't delete it from the lists even
- if we detect it exiting. */
- int refcount;
+ Inferior process counterpart is `struct inferior_control_state'. */
+struct thread_control_state
+{
/* User/external stepping state. */
- /* Step-resume or longjmp-resume breakpoint. */
- struct breakpoint *step_resume_breakpoint;
-
/* Range to single step within.
If this is nonzero, respond to a single-step signal by continuing
any inlined frames). */
struct frame_id step_stack_frame_id;
- int current_line;
- struct symtab *current_symtab;
-
- /* Internal stepping state. */
-
- /* Record the pc of the thread the last time it stopped. This is
- maintained by proceed and keep_going, and used in
- adjust_pc_after_break to distinguish a hardware single-step
- SIGTRAP from a breakpoint SIGTRAP. */
- CORE_ADDR prev_pc;
-
/* Nonzero if we are presently stepping over a breakpoint.
If we hit a breakpoint or watchpoint, and then continue, we need
by keep_going. */
int trap_expected;
+ /* Nonzero if the thread is being proceeded for a "finish" command
+ or a similar situation when stop_registers should be saved. */
+ int proceed_to_finish;
+
+ /* Nonzero if the thread is being proceeded for an inferior function
+ call. */
+ int in_infcall;
+
+ enum step_over_calls_kind step_over_calls;
+
+ /* Nonzero if stopped due to a step command. */
+ int stop_step;
+
+ /* Chain containing status of breakpoint(s) the thread stopped
+ at. */
+ bpstat stop_bpstat;
+};
+
+/* Inferior thread specific part of `struct infcall_suspend_state'.
+
+ Inferior process counterpart is `struct inferior_suspend_state'. */
+
+struct thread_suspend_state
+{
+ /* Last signal that the inferior received (why it stopped). */
+ enum target_signal stop_signal;
+};
+
+struct thread_info
+{
+ struct thread_info *next;
+ ptid_t ptid; /* "Actual process id";
+ In fact, this may be overloaded with
+ kernel thread id, etc. */
+ int num; /* Convenient handle (GDB thread id) */
+
+ /* Non-zero means the thread is executing. Note: this is different
+ from saying that there is an active target and we are stopped at
+ a breakpoint, for instance. This is a real indicator whether the
+ thread is off and running. */
+ /* This field is internal to thread.c. Never access it directly,
+ use is_executing instead. */
+ int executing_;
+
+ /* Frontend view of the thread state. Note that the RUNNING/STOPPED
+ states are different from EXECUTING. When the thread is stopped
+ internally while handling an internal event, like a software
+ single-step breakpoint, EXECUTING will be false, but running will
+ still be true. As a possible future extension, this could turn
+ into enum { stopped, exited, stepping, finishing, until(ling),
+ running ... } */
+ /* This field is internal to thread.c. Never access it directly,
+ use is_running instead. */
+ int state_;
+
+ /* If this is > 0, then it means there's code out there that relies
+ on this thread being listed. Don't delete it from the lists even
+ if we detect it exiting. */
+ int refcount;
+
+ /* State of GDB control of inferior thread execution.
+ See `struct thread_control_state'. */
+ struct thread_control_state control;
+
+ /* State of inferior thread to restore after GDB is done with an inferior
+ call. See `struct thread_suspend_state'. */
+ struct thread_suspend_state suspend;
+
+ /* User/external stepping state. */
+
+ /* Step-resume or longjmp-resume breakpoint. */
+ struct breakpoint *step_resume_breakpoint;
+
+ int current_line;
+ struct symtab *current_symtab;
+
+ /* Internal stepping state. */
+
+ /* Record the pc of the thread the last time it stopped. This is
+ maintained by proceed and keep_going, and used in
+ adjust_pc_after_break to distinguish a hardware single-step
+ SIGTRAP from a breakpoint SIGTRAP. */
+ CORE_ADDR prev_pc;
+
/* Should we step over breakpoint next time keep_going is called? */
int stepping_over_breakpoint;
command. */
struct continuation *intermediate_continuations;
- /* Nonzero if the thread is being proceeded for a "finish" command
- or a similar situation when stop_registers should be saved. */
- int proceed_to_finish;
-
- /* Nonzero if the thread is being proceeded for an inferior function
- call. */
- int in_infcall;
-
- enum step_over_calls_kind step_over_calls;
-
- /* Nonzero if stopped due to a step command. */
- int stop_step;
-
/* If stepping, nonzero means step count is > 1 so don't print frame
next time inferior stops if it stops due to stepping. */
int step_multi;
resume of the thread, and not immediately. */
struct target_waitstatus pending_follow;
- /* Last signal that the inferior received (why it stopped). */
- enum target_signal stop_signal;
-
- /* Chain containing status of breakpoint(s) the thread stopped
- at. */
- bpstat stop_bpstat;
-
/* True if this thread has been explicitly requested to stop. */
int stop_requested;
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