/* Common things used by the various *gnu-nat.c files
- Copyright (C) 1995, 1996, 1997, 1999, 2000, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1995-2020 Free Software Foundation, Inc.
Written by Miles Bader <miles@gnu.ai.mit.edu>
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-#ifndef __GNU_NAT_H__
-#define __GNU_NAT_H__
+#ifndef GNU_NAT_H
+#define GNU_NAT_H
-#include <unistd.h>
+#include "defs.h"
+
+/* Work around conflict between Mach's 'thread_info' function, and GDB's
+ 'thread_info' class. Make the former available as 'mach_thread_info'. */
+#define thread_info mach_thread_info
+/* Mach headers are not yet ready for C++ compilation. */
+extern "C"
+{
#include <mach.h>
+}
+#undef thread_info
+/* Divert 'mach_thread_info' to the original Mach 'thread_info' function. */
+extern __typeof__ (mach_thread_info) mach_thread_info asm ("thread_info");
+
+#include <unistd.h>
+
+#include "inf-child.h"
struct inf;
/* Converts a GDB pid to a struct proc. */
struct proc *inf_tid_to_thread (struct inf *inf, int tid);
+typedef void (inf_threads_ftype) (struct proc *thread, void *arg);
+
+/* Call F for every thread in inferior INF, passing ARG as second parameter. */
+void inf_threads (struct inf *inf, inf_threads_ftype *f, void *arg);
+
/* Makes sure that INF's thread list is synced with the actual process. */
int inf_update_procs (struct inf *inf);
int sc; /* Desired suspend count. */
int cur_sc; /* Implemented suspend count. */
- int run_sc; /* Default sc when the program is running. */
- int pause_sc; /* Default sc when gdb has control. */
- int resume_sc; /* Sc resulting from the last resume. */
+ int run_sc; /* Default sc when the program is running. */
+ int pause_sc; /* Default sc when gdb has control. */
+ int resume_sc; /* Sc resulting from the last resume. */
int detach_sc; /* SC to leave around when detaching
- from program. */
+ from program. */
- thread_state_data_t state; /* Registers, &c. */
- int state_valid:1; /* True if STATE is up to date. */
+ thread_state_data_t state; /* Registers, &c. */
+ int state_valid:1; /* True if STATE is up to date. */
int state_changed:1;
int aborted:1; /* True if thread_abort has been called. */
- int dead:1; /* We happen to know it's actually dead. */
+ int dead:1; /* We happen to know it's actually dead. */
/* Bit mask of registers fetched by gdb. This is used when we re-fetch
STATE after aborting the thread, to detect that gdb may have out-of-date
#define debug(msg, args...) \
do { if (gnu_debug_flag) \
- fprintf_unfiltered (gdb_stdlog, "%s:%d: " msg "\r\n", __FILE__ , __LINE__ , ##args); } while (0)
-
-/* Create a prototype generic GNU/Hurd target. The client can
- override it with local methods. */
-struct target_ops *gnu_target (void);
-
-#endif /* __GNU_NAT_H__ */
+ fprintf_unfiltered (gdb_stdlog, "%s:%d: " msg "\r\n", \
+ __FILE__ , __LINE__ , ##args); } while (0)
+
+/* A prototype generic GNU/Hurd target. The client can override it
+ with local methods. */
+
+struct gnu_nat_target : public inf_child_target
+{
+ void attach (const char *, int) override;
+ bool attach_no_wait () override
+ { return true; }
+
+ void detach (inferior *, int) override;
+ void resume (ptid_t, int, enum gdb_signal) override;
+
+ ptid_t wait (ptid_t, struct target_waitstatus *, int) override;
+ enum target_xfer_status xfer_partial (enum target_object object,
+ const char *annex,
+ gdb_byte *readbuf,
+ const gdb_byte *writebuf,
+ ULONGEST offset, ULONGEST len,
+ ULONGEST *xfered_len) override;
+
+ int find_memory_regions (find_memory_region_ftype func, void *data)
+ override;
+ void kill () override;
+
+ void create_inferior (const char *, const std::string &,
+ char **, int) override;
+ void mourn_inferior () override;
+ bool thread_alive (ptid_t ptid) override;
+ std::string pid_to_str (ptid_t) override;
+ void stop (ptid_t) override;
+};
+
+#endif /* GNU_NAT_H */