tidied up ChangeLogs (80 character line width), added reference

[deliverable/binutils-gdb.git] / gdb / utils.c

diff --git a/gdb/utils.c b/gdb/utils.c
index fdebbdc3ea5d7fd46825b26e02b58c3ab406fe2e..00a060b2c57c9421281277d6e37637d36f4a9d6a 100644 (file)
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -1,8 +1,8 @@
 /* General utility routines for GDB, the GNU debugger.
 
    Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
-   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free
-   Software Foundation, Inc.
+   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -54,6 +54,7 @@
 #include "filenames.h"
 #include "symfile.h"
 #include "gdb_obstack.h"
+#include "top.h"
 
 #include "inferior.h"          /* for signed_pointer_to_address */
 
@@ -839,25 +840,6 @@ internal_warning (const char *file, int line, const char *string, ...)
   va_end (ap);
 }
 
-/* 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);
-}
-
 /* Print the system error message for errno, and also mention STRING
    as the file name for which the error was encountered.
    Then return to command level.  */
@@ -1069,14 +1051,12 @@ xstrvprintf (const char *format, va_list ap)
 {
   char *ret = NULL;
   int status = vasprintf (&ret, format, ap);
-  /* NULL is returned when there was a memory allocation problem.  */
-  if (ret == NULL)
-    nomem (0);
-  /* A negative status (the printed length) with a non-NULL buffer
-     should never happen, but just to be sure.  */
-  if (status < 0)
-    internal_error (__FILE__, __LINE__,
-                   _("vasprintf call failed (errno %d)"), errno);
+  /* NULL is returned when there was a memory allocation problem, or
+     any other error (for instance, a bad format string).  A negative
+     status (the printed length) with a non-NULL buffer should never
+     happen, but just to be sure.  */
+  if (ret == NULL || status < 0)
+    internal_error (__FILE__, __LINE__, _("vasprintf call failed"));
   return ret;
 }
 
@@ -1162,16 +1142,17 @@ query (const char *ctlstr, ...)
   int ans2;
   int retval;
 
+  /* Automatically answer "yes" if input is not from the user
+     directly, or if the user did not want prompts.  */
+  if (!input_from_terminal_p () || !caution)
+    return 1;
+
   if (deprecated_query_hook)
     {
       va_start (args, ctlstr);
       return deprecated_query_hook (ctlstr, args);
     }
 
-  /* Automatically answer "yes" if input is not from a terminal.  */
-  if (!input_from_terminal_p ())
-    return 1;
-
   while (1)
     {
       wrap_here ("");          /* Flush any buffered output */
@@ -1265,15 +1246,16 @@ defaulted_query (const char *ctlstr, const char defchar, va_list args)
       n_string = "[n]";
     }
 
+  /* Automatically answer the default value if input is not from the user
+     directly, or if the user did not want prompts.  */
+  if (!input_from_terminal_p () || !caution)
+    return def_value;
+
   if (deprecated_query_hook)
     {
       return deprecated_query_hook (ctlstr, args);
     }
 
-  /* Automatically answer default value if input is not from a terminal.  */
-  if (!input_from_terminal_p ())
-    return def_value;
-
   while (1)
     {
       wrap_here ("");          /* Flush any buffered output */