Multi-target support

[deliverable/binutils-gdb.git] / gdb / linux-nat.h

diff --git a/gdb/linux-nat.h b/gdb/linux-nat.h
index 16f8a584bdedcb3c9d011daafcbf92db5307f8da..e02611fcf14cff52f2fc0343be37ab3e92a4939f 100644 (file)
--- a/gdb/linux-nat.h
+++ b/gdb/linux-nat.h
@@ -1,6 +1,6 @@
 /* Native debugging support for GNU/Linux (LWP layer).
 
-   Copyright (C) 2000-2019 Free Software Foundation, Inc.
+   Copyright (C) 2000-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -17,6 +17,9 @@
    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 LINUX_NAT_H
+#define LINUX_NAT_H
+
 #include "nat/linux-nat.h"
 #include "inf-ptrace.h"
 #include "target.h"
@@ -61,7 +64,7 @@ public:
 
   void update_thread_list () override;
 
-  const char *pid_to_str (ptid_t) override;
+  std::string pid_to_str (ptid_t) override;
 
   const char *thread_name (struct thread_info *) override;
 
@@ -85,6 +88,7 @@ public:
   bool supports_non_stop () override;
   bool always_non_stop_p () override;
 
+  int async_wait_fd () override;
   void async (int) override;
 
   void close () override;
@@ -322,3 +326,5 @@ void linux_nat_switch_fork (ptid_t new_ptid);
    Return 1 if it was retrieved successfully, 0 otherwise (*SIGINFO is
    uninitialized in such case).  */
 int linux_nat_get_siginfo (ptid_t ptid, siginfo_t *siginfo);
+
+#endif /* LINUX_NAT_H */