gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / posix-hdep.c

diff --git a/gdb/posix-hdep.c b/gdb/posix-hdep.c
index ac6c7b2c4f85dbfabeb4c69c9cd0f7eea9c2d64e..dfb230bc7496c5dcc660054cfb6650df4b0a04bd 100644 (file)
--- a/gdb/posix-hdep.c
+++ b/gdb/posix-hdep.c
@@ -1,6 +1,6 @@
 /* Host support routines for MinGW, for GDB, the GNU debugger.
 
-   Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2006-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -18,30 +18,9 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
-#include "event-loop.h"
+#include "gdbsupport/event-loop.h"
 
-#include "gdb_string.h"
-
-#include "gdb_select.h"
-
-/* The strerror() function can return NULL for errno values that are
-   out of range.  Provide a "safe" version that always returns a
-   printable string. */
-
-char *
-safe_strerror (int errnum)
-{
-  char *msg;
-
-  msg = strerror (errnum);
-  if (msg == NULL)
-    {
-      static char buf[32];
-      xsnprintf (buf, sizeof buf, "(undocumented errno %d)", errnum);
-      msg = buf;
-    }
-  return (msg);
-}
+#include "gdbsupport/gdb_select.h"
 
 /* Wrapper for select.  Nothing special needed on POSIX platforms.  */
 
@@ -52,15 +31,10 @@ gdb_select (int n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
   return select (n, readfds, writefds, exceptfds, timeout);
 }
 
-/* Wrapper for the body of signal handlers.  Nothing special needed on
-   POSIX platforms.  */
-
-void
-gdb_call_async_signal_handler (struct async_signal_handler *handler,
-                              int immediate_p)
+/* Host-dependent console fputs method.  POSIX platforms always return
+   zero, to use the default C 'fputs'.  */
+int
+gdb_console_fputs (const char *buf, FILE *f)
 {
-  if (immediate_p)
-    call_async_signal_handler (handler);
-  else
-    mark_async_signal_handler (handler);
+  return 0;
 }