[binutils-gdb] Send some error output to gdb_stderr

[Tom Tromey <tromey@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=1475b18b772bc06830b221edfdb0259ac2db6773

commit 1475b18b772bc06830b221edfdb0259ac2db6773
Author: Tom Tromey <tom@tromey.com>
Date:   Wed Dec 29 12:50:25 2021 -0700

    Send some error output to gdb_stderr
    
    This changes some code to send some error messages to gdb_stderr
    rather than gdb_stdout.

Diff:
---
 gdb/breakpoint.c | 7 ++++---
 gdb/event-top.c  | 2 +-
 gdb/inf-loop.c   | 2 +-
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 1812bfe42f9..975e7cd9cfe 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -13063,9 +13063,10 @@ update_breakpoint_locations (struct breakpoint *b,
       /* Ranged breakpoints have only one start location and one end
 	 location.  */
       b->enable_state = bp_disabled;
-      printf_unfiltered (_("Could not reset ranged breakpoint %d: "
-			   "multiple locations found\n"),
-			 b->number);
+      fprintf_unfiltered (gdb_stderr,
+			  _("Could not reset ranged breakpoint %d: "
+			    "multiple locations found\n"),
+			  b->number);
       return;
     }
 
diff --git a/gdb/event-top.c b/gdb/event-top.c
index 51c6ee803cd..28a1924f9dc 100644
--- a/gdb/event-top.c
+++ b/gdb/event-top.c
@@ -494,7 +494,7 @@ stdin_event_handler (int error, gdb_client_data client_data)
       if (main_ui == ui)
 	{
 	  /* If stdin died, we may as well kill gdb.  */
-	  printf_unfiltered (_("error detected on stdin\n"));
+	  fprintf_unfiltered (gdb_stderr, _("error detected on stdin\n"));
 	  quit_command ((char *) 0, 0);
 	}
       else
diff --git a/gdb/inf-loop.c b/gdb/inf-loop.c
index f1298cf3192..2002c4b8966 100644
--- a/gdb/inf-loop.c
+++ b/gdb/inf-loop.c
@@ -85,7 +85,7 @@ inferior_event_handler (enum inferior_event_type event_type)
       break;
 
     default:
-      printf_unfiltered (_("Event type not recognized.\n"));
+      fprintf_unfiltered (gdb_stderr, _("Event type not recognized.\n"));
       break;
     }
 }