Make warning usable earlier

warning will crash if called before the first call to set_width.  This
commit makes the warning usable from the moment gdb_stderr is set up.

gdb/ChangeLog:

	* utils.c (vwarning): Protect calls to target_terminal_ours
	and wrap_here.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8504cb913219c3b871e2b28b3428cc76ad30d4c6..9f02aad7dab0e6ed7d652c378c45cac1ec674cb0 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2014-08-29  Gary Benson  <gbenson@redhat.com>
+
+       * utils.c (vwarning): Protect calls to target_terminal_ours
+       and wrap_here.
+
 2014-08-29  Gary Benson  <gbenson@redhat.com>
 
        * exceptions.c (print_flush): Protect calls to

diff --git a/gdb/utils.c b/gdb/utils.c
index 5fe9ee6b1fe27fefe50fa7445e57594525e5aebd..9785a6117d1abca372e19ee9b018786987d51e71 100644 (file)
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -520,8 +520,10 @@ vwarning (const char *string, va_list args)
     (*deprecated_warning_hook) (string, args);
   else
     {
-      target_terminal_ours ();
-      wrap_here ("");          /* Force out any buffered output.  */
+      if (target_supports_terminal_ours ())
+       target_terminal_ours ();
+      if (filtered_printing_initialized ())
+       wrap_here ("");         /* Force out any buffered output.  */
       gdb_flush (gdb_stdout);
       if (warning_pre_print)
        fputs_unfiltered (warning_pre_print, gdb_stderr);