From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Lars Brinkhoff Newsgroups: gmane.emacs.devel Subject: Re: (error "Window system frame should be used") Date: Fri, 21 Apr 2017 10:44:04 +0200 Organization: nocrew Message-ID: <86mvbanoa3.fsf@molnjunk.nocrew.org> References: <86wpaenxbo.fsf@molnjunk.nocrew.org> <86r30mnqzd.fsf@molnjunk.nocrew.org> <83zifa9o82.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1492764273 27345 195.159.176.226 (21 Apr 2017 08:44:33 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 21 Apr 2017 08:44:33 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Apr 21 10:44:27 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d1UAu-0006q5-JE for ged-emacs-devel@m.gmane.org; Fri, 21 Apr 2017 10:44:20 +0200 Original-Received: from localhost ([::1]:57933 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1UB0-0002aN-Bd for ged-emacs-devel@m.gmane.org; Fri, 21 Apr 2017 04:44:26 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57999) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1UAp-0002YS-PB for emacs-devel@gnu.org; Fri, 21 Apr 2017 04:44:16 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d1UAl-0006IR-SN for emacs-devel@gnu.org; Fri, 21 Apr 2017 04:44:15 -0400 Original-Received: from [195.159.176.226] (port=53045 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1d1UAl-0006IC-Lq for emacs-devel@gnu.org; Fri, 21 Apr 2017 04:44:11 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1d1UAd-0006Q9-0R for emacs-devel@gnu.org; Fri, 21 Apr 2017 10:44:03 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 16 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:09HgztUzSyCBm0SivVgGd3Lumys= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:214180 Archived-At: Eli Zaretskii wrote: >> I'm noting that "emacs -nw" can make a graphical frame, but "emacs >> -batch" can not. > "emacs -nw" can _display_ a GUI frame. In batch sessions, we don't > display anything, because it's a non-interactive invocation. Batch > sessions have a frame of a special type, which is neither a TTY frame > nor a GUI frame. It's interesting to try. In non-interactive mode, `make-frame' crashes with "I/O possible" (receiving a SIGIO I guess) when making a GUI frame, and segmentation fault when making a TTY frame. I.e. emacs -batch -eval "(make-frame '((display . \":0\")))" emacs -batch -eval "(make-frame '((tty-type . \"xterm\")))"