[PATCH 1/3] sim: callback: drop unused printf helpers

[Mike Frysinger via Gdb-patches <gdb-patches@sourceware.org>]

These cover functions aren't used anywhere, so drop them.  There was
one caller, but it's old DOS code that most likely hasn't been tested
in years, so just delete that too.
---
 sim/common/callback.c  | 61 ++----------------------------------------
 sim/common/sim-utils.h |  7 -----
 2 files changed, 2 insertions(+), 66 deletions(-)

diff --git a/sim/common/callback.c b/sim/common/callback.c
index c0ace6e4c8e5..f773de1c19f0 100644
--- a/sim/common/callback.c
+++ b/sim/common/callback.c
@@ -49,12 +49,6 @@
 #define PIPE_BUF 512
 #endif
 
-/* ??? sim_cb_printf should be cb_printf, but until the callback support is
-   broken out of the simulator directory, these are here to not require
-   sim-utils.h.  */
-void sim_cb_printf (host_callback *, const char *, ...);
-void sim_cb_eprintf (host_callback *, const char *, ...);
-
 extern CB_TARGET_DEFS_MAP cb_init_syscall_map[];
 extern CB_TARGET_DEFS_MAP cb_init_errno_map[];
 extern CB_TARGET_DEFS_MAP cb_init_signal_map[];
@@ -148,43 +142,21 @@ os_close (host_callback *p, int fd)
 /* taken from gdb/util.c:notice_quit() - should be in a library */
 
 
-#if defined(__GO32__) || defined (_MSC_VER)
+#if defined(_MSC_VER)
 static int
 os_poll_quit (host_callback *p)
 {
-#if defined(__GO32__)
-  int kbhit ();
-  int getkey ();
-  if (kbhit ())
-    {
-      int k = getkey ();
-      if (k == 1)
-	{
-	  return 1;
-	}
-      else if (k == 2)
-	{
-	  return 1;
-	}
-      else
-	{
-	  sim_cb_eprintf (p, "CTRL-A to quit, CTRL-B to quit harder\n");
-	}
-    }
-#endif
-#if defined (_MSC_VER)
   /* NB - this will not compile! */
   int k = win32pollquit ();
   if (k == 1)
     return 1;
   else if (k == 2)
     return 1;
-#endif
   return 0;
 }
 #else
 #define os_poll_quit 0
-#endif /* defined(__GO32__) || defined(_MSC_VER) */
+#endif /* defined(_MSC_VER) */
 
 static int
 os_get_errno (host_callback *p)
@@ -1078,35 +1050,6 @@ cb_host_to_target_stat (host_callback *cb, const struct stat *hs, void *ts)
   return p - (char *) ts;
 }
 \f
-/* Cover functions to the vfprintf callbacks.
-
-   ??? If one thinks of the callbacks as a subsystem onto itself [or part of
-   a larger "remote target subsystem"] with a well defined interface, then
-   one would think that the subsystem would provide these.  However, until
-   one is allowed to create such a subsystem (with its own source tree
-   independent of any particular user), such a critter can't exist.  Thus
-   these functions are here for the time being.  */
-
-void
-sim_cb_printf (host_callback *p, const char *fmt, ...)
-{
-  va_list ap;
-
-  va_start (ap, fmt);
-  p->vprintf_filtered (p, fmt, ap);
-  va_end (ap);
-}
-
-void
-sim_cb_eprintf (host_callback *p, const char *fmt, ...)
-{
-  va_list ap;
-
-  va_start (ap, fmt);
-  p->evprintf_filtered (p, fmt, ap);
-  va_end (ap);
-}
-
 int
 cb_is_stdin (host_callback *cb, int fd)
 {
diff --git a/sim/common/sim-utils.h b/sim/common/sim-utils.h
index bfc8ac72d08e..1af4ea206b82 100644
--- a/sim/common/sim-utils.h
+++ b/sim/common/sim-utils.h
@@ -73,13 +73,6 @@ void sim_do_commandf (SIM_DESC sd, const char *fmt, ...)
     ATTRIBUTE_PRINTF (2, 3);
 
 
-/* These are defined in callback.c as cover functions to the vprintf
-   callbacks.  */
-
-void sim_cb_printf (host_callback *, const char *, ...);
-void sim_cb_eprintf (host_callback *, const char *, ...);
-
-
 /* sim-basics.h defines a number of enumerations, convert each of them
    to a string representation */
 const char *map_to_str (unsigned map);
-- 
2.31.1