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From: Ken Brown <kbrown@cornell.edu>
To: 9858@debbugs.gnu.org
Subject: bug#9858: 24.0.90; M-x gdb breaks if gdb-show-main is non-nil but there's no file loaded
Date: Mon, 24 Oct 2011 15:23:52 -0400	[thread overview]
Message-ID: <4EA5BB48.8050800@cornell.edu> (raw)
In-Reply-To: <4EA58DDC.2020100@cornell.edu>

On 10/24/2011 12:10 PM, Ken Brown wrote:
> The info node GDB Graphical Interface File > GDB User Interface Layout
> suggests setting the (customizable) variable gdb-show-main non-nil in
> order to have the source buffer displayed on startup of M-x gdb. But if
> you do this and then run M-x gdb without specifying a file to debug, M-x
> gdb doesn't initialize properly, and the *Messages* buffer contains
>
> error in process filter: gud-find-file: Wrong type argument: stringp, nil

The following patch seems to fix it.  OK to apply?

=== modified file 'lisp/progmodes/gdb-mi.el'
--- lisp/progmodes/gdb-mi.el    2011-10-06 16:11:38 +0000
+++ lisp/progmodes/gdb-mi.el    2011-10-24 19:17:07 +0000
@@ -4121,7 +4121,7 @@
    (if gdb-many-windows
        (gdb-setup-windows)
      (gdb-get-buffer-create 'gdb-breakpoints-buffer)
-    (if gdb-show-main
+    (if (and gdb-show-main gdb-main-file)
          (let ((pop-up-windows t))
            (display-buffer (gud-find-file gdb-main-file))))))








  reply	other threads:[~2011-10-24 19:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-24 16:10 bug#9858: 24.0.90; M-x gdb breaks if gdb-show-main is non-nil but there's no file loaded Ken Brown
2011-10-24 19:23 ` Ken Brown [this message]
2011-11-30  3:28   ` Ken Brown

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