gdbserver: Rename some functions, thread -> inferior

[deliverable/binutils-gdb.git] / gdb / gdbserver / linux-low.h

diff --git a/gdb/gdbserver/linux-low.h b/gdb/gdbserver/linux-low.h
index d4946c14d7e754f2d270c3c43bd098435b89341c..91061447cc6c055f2e86f9b5baed7bedac758e05 100644 (file)
--- a/gdb/gdbserver/linux-low.h
+++ b/gdb/gdbserver/linux-low.h
@@ -1,5 +1,5 @@
 /* Internal interfaces for the GNU/Linux specific target code for gdbserver.
-   Copyright (C) 2002-2016 Free Software Foundation, Inc.
+   Copyright (C) 2002-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -26,6 +26,7 @@
 /* Included for ptrace type definitions.  */
 #include "nat/linux-ptrace.h"
 #include "target/waitstatus.h" /* For enum target_stop_reason.  */
+#include "tracepoint.h"
 
 #define PTRACE_XFER_TYPE long
 
@@ -154,7 +155,7 @@ struct linux_target_ops
   const gdb_byte *(*sw_breakpoint_from_kind) (int kind, int *size);
 
   /* Find the next possible PCs after the current instruction executes.  */
-  VEC (CORE_ADDR) *(*get_next_pcs) (struct regcache *regcache);
+  std::vector<CORE_ADDR> (*get_next_pcs) (struct regcache *regcache);
 
   int decr_pc_after_break;
   int (*breakpoint_at) (CORE_ADDR pc);
@@ -241,11 +242,9 @@ struct linux_target_ops
   /* See target.h.  */
   int (*supports_hardware_single_step) (void);
 
-  /* Fill *SYSNO with the syscall nr trapped.  Fill *SYSRET with the
-     return code.  Only to be called when inferior is stopped
-     due to SYSCALL_SIGTRAP.  */
-  void (*get_syscall_trapinfo) (struct regcache *regcache,
-                               int *sysno, int *sysret);
+  /* Fill *SYSNO with the syscall nr trapped.  Only to be called when
+     inferior is stopped due to SYSCALL_SIGTRAP.  */
+  void (*get_syscall_trapinfo) (struct regcache *regcache, int *sysno);
 
   /* See target.h.  */
   int (*get_ipa_tdesc_idx) (void);
@@ -253,7 +252,7 @@ struct linux_target_ops
 
 extern struct linux_target_ops the_low_target;
 
-#define get_thread_lwp(thr) ((struct lwp_info *) (inferior_target_data (thr)))
+#define get_thread_lwp(thr) ((struct lwp_info *) (thread_target_data (thr)))
 #define get_lwp_thread(lwp) ((lwp)->thread)
 
 /* This struct is recorded in the target_data field of struct thread_info.
@@ -303,6 +302,12 @@ struct lwp_info
      information or exit status until it can be reported to GDB.  */
   struct target_waitstatus waitstatus;
 
+  /* A pointer to the fork child/parent relative.  Valid only while
+     the parent fork event is not reported to higher layers.  Used to
+     avoid wildcard vCont actions resuming a fork child before GDB is
+     notified about the parent's fork event.  */
+  struct lwp_info *fork_relative;
+
   /* When stopped is set, this is where the lwp last stopped, with
      decr_pc_after_break already accounted for.  If the LWP is
      running, this is the address at which the lwp was resumed.  */
@@ -349,12 +354,11 @@ struct lwp_info
      and then processed and cleared in linux_resume_one_lwp.  */
   struct thread_resume *resume;
 
-  /* True if it is known that this lwp is presently collecting a fast
-     tracepoint (it is in the jump pad or in some code that will
-     return to the jump pad.  Normally, we won't care about this, but
-     we will if a signal arrives to this lwp while it is
-     collecting.  */
-  int collecting_fast_tracepoint;
+  /* Information bout this lwp's fast tracepoint collection status (is it
+     currently stopped in the jump pad, and if so, before or at/after the
+     relocated instruction).  Normally, we won't care about this, but we will
+     if a signal arrives to this lwp while it is collecting.  */
+  fast_tpoint_collect_result collecting_fast_tracepoint;
 
   /* If this is non-zero, it points to a chain of signals which need
      to be reported to GDB.  These were deferred because the thread
@@ -365,10 +369,6 @@ struct lwp_info
      a exit-jump-pad-quickly breakpoint.  This is it.  */
   struct breakpoint *exit_jump_pad_bkpt;
 
-  /* True if the LWP was seen stop at an internal breakpoint and needs
-     stepping over later when it is resumed.  */
-  int need_step_over;
-
 #ifdef USE_THREAD_DB
   int thread_known;
   /* The thread handle, used for e.g. TLS access.  Only valid if