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bug#19175: 24.4; make-frame-on-display fails if emacs started with -nw


From: Jan D.
Subject: bug#19175: 24.4; make-frame-on-display fails if emacs started with -nw
Date: Sun, 29 Mar 2015 21:18:06 +0200

Fixed in the emacs-24 branch.

        Jan D.

> 29 mar 2015 kl. 19:20 skrev Eli Zaretskii <address@hidden>:
> 
>> Date: Sun, 29 Mar 2015 19:09:48 +0200
>> From: Jan Djärv <address@hidden>
>> CC: address@hidden, address@hidden
>> 
>> index fedaa0f..1f48262 100644
>> --- a/src/gtkutil.c
>> +++ b/src/gtkutil.c
>> @@ -167,7 +167,9 @@ xg_display_open (char *display_name, Display **dpy)
>>  {
>>    GdkDisplay *gdpy;
>> 
>> +  unrequest_sigio ();
>>    gdpy = gdk_display_open (display_name);
>> +  request_sigio ();
>>    if (!gdpy_def && gdpy)
>>      {
>>        gdpy_def = gdpy;
>> diff --git a/src/xterm.c b/src/xterm.c
>> index 4ca1e13..8284ed9 100644
>> --- a/src/xterm.c
>> +++ b/src/xterm.c
>> @@ -9719,7 +9719,10 @@ get_bits_and_offset (unsigned long mask, int *bits, 
>> int 
>> *offset)
>>  bool
>>  x_display_ok (const char *display)
>>  {
>> -  Display *dpy = XOpenDisplay (display);
>> +  Display *dpy;
>> +  unrequest_sigio ();
>> +  dpy = XOpenDisplay (display);
>> +  request_sigio ();
>>    return dpy ? (XCloseDisplay (dpy), 1) : 0;
>>  }
>> 
>> @@ -9811,7 +9814,9 @@ x_term_init (Lisp_Object display_name, char 
>> *xrm_option, 
>> char *resource_name)
>> 
>>          /* gtk_init does set_locale.  Fix locale before and after.  */
>>          fixup_locale ();
>> +        unrequest_sigio ();
>>          gtk_init (&argc, &argv2);
>> +        request_sigio ();
>>          fixup_locale ();
>> 
>>          g_log_remove_handler ("GLib", id);
>> @@ -9861,10 +9866,12 @@ x_term_init (Lisp_Object display_name, char 
>> *xrm_option, char *resource_name)
>>         argv[argc++] = xrm_option;
>>        }
>>      turn_on_atimers (0);
>> +    unrequest_sigio ();
>>      dpy = XtOpenDisplay (Xt_app_con, SSDATA (display_name),
>>                          resource_name, EMACS_CLASS,
>>                          emacs_options, XtNumber (emacs_options),
>>                          &argc, argv);
>> +    request_sigio ();
>>      turn_on_atimers (1);
>> 
>>  #ifdef HAVE_X11XTR6
>> @@ -9875,7 +9882,9 @@ x_term_init (Lisp_Object display_name, char 
>> *xrm_option, 
>> char *resource_name)
>> 
>>  #else /* not USE_X_TOOLKIT */
>>    XSetLocaleModifiers ("");
>> +  unrequest_sigio ();
>>    dpy = XOpenDisplay (SSDATA (display_name));
>> +  request_sigio ();
>>  #endif /* not USE_X_TOOLKIT */
>>  #endif /* not USE_GTK*/
> 
> Thanks, this looks safe enough to me.  Just add some comments to
> explain the need.
> 
> I hope Nicolas won't mind preparing a new tarball for the release.






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