/* Native-dependent code for FreeBSD.
- Copyright (C) 2004-2018 Free Software Foundation, Inc.
+ Copyright (C) 2004-2021 Free Software Foundation, Inc.
This file is part of GDB.
#define FBSD_NAT_H
#include "inf-ptrace.h"
-
-#ifdef TRAP_BRKPT
-/* MIPS does not set si_code for SIGTRAP. sparc64 reports
- non-standard values in si_code for SIGTRAP. */
+#include <osreldate.h>
+#include <sys/proc.h>
+
+/* FreeBSD kernels 11.3 and later report valid si_code values for
+ SIGTRAP on all architectures. Older FreeBSD kernels that supported
+ TRAP_BRKPT did not report valid values for MIPS and sparc64. Even
+ older kernels without TRAP_BRKPT support did not report valid
+ values on any architecture. */
+#if (__FreeBSD_kernel_version >= 1102502) || (__FreeBSD_version >= 1102502)
+# define USE_SIGTRAP_SIGINFO
+#elif defined(TRAP_BRKPT)
# if !defined(__mips__) && !defined(__sparc64__)
# define USE_SIGTRAP_SIGINFO
# endif
public:
char *pid_to_exec_file (int pid) override;
- int find_memory_regions (find_memory_region_ftype func, void *data);
+ int find_memory_regions (find_memory_region_ftype func, void *data) override;
- bool info_proc (const char *, enum info_proc_what);
+ bool info_proc (const char *, enum info_proc_what) override;
-#ifdef KERN_PROC_AUXV
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;
-#endif
-#ifdef PT_LWPINFO
- int thread_alive (ptid_t ptid) override;
- const char *pid_to_str (ptid_t) override;
+ bool thread_alive (ptid_t ptid) override;
+ std::string pid_to_str (ptid_t) override;
#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_TDNAME
const char *thread_name (struct thread_info *) override;
void resume (ptid_t, int, enum gdb_signal) override;
- ptid_t wait (ptid_t, struct target_waitstatus *, int) override;
+ ptid_t wait (ptid_t, struct target_waitstatus *, target_wait_flags) override;
void post_startup_inferior (ptid_t) override;
void post_attach (int) override;
#ifdef USE_SIGTRAP_SIGINFO
- int supports_stopped_by_sw_breakpoint () override;
- int stopped_by_sw_breakpoint () override;
+ bool supports_stopped_by_sw_breakpoint () override;
+ bool stopped_by_sw_breakpoint () override;
#endif
#ifdef TDP_RFPPWAIT
- int follow_fork (int, int) override;
+ void follow_fork (bool, bool) override;
int insert_fork_catchpoint (int) override;
int remove_fork_catchpoint (int) override;
int remove_vfork_catchpoint (int) override;
#endif
-#ifdef PL_FLAG_EXEC
int insert_exec_catchpoint (int) override;
int remove_exec_catchpoint (int) override;
-#endif
#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_SYSCALL_CODE
int set_syscall_catchpoint (int, bool, int, gdb::array_view<const int>)
override;
#endif
-#endif /* PT_LWPINFO */
+
+ bool supports_multi_process () override;
};
#endif /* fbsd-nat.h */