mirror of
https://gitlab.freedesktop.org/xorg/lib/libx11.git
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2911c39cec
Fixes: warning: variable 'req' set but not used [-Wunused-but-set-variable]
by marking req _X_UNUSED
Solution was discussed on xorg-devel ML
Peter Hutter, Alan Coopersmith
Re: [PATCH libX11 3/5] fix: warning: pointer targets in passing argument 2 of '_XSend' differ in signedness [-Wpointer-sign]
Signed-off-by: harms wharms@bfs.de
142 lines
4.1 KiB
C
142 lines
4.1 KiB
C
/*
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Copyright 1986, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "Xlibint.h"
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#define AllMaskBits (CWX|CWY|CWWidth|CWHeight|\
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CWBorderWidth|CWSibling|CWStackMode)
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Status XReconfigureWMWindow (
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register Display *dpy,
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Window w,
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int screen,
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unsigned int mask,
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XWindowChanges *changes)
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{
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Window root = RootWindow (dpy, screen);
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_XAsyncHandler async;
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_XAsyncErrorState async_state;
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/*
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* Only need to go through the trouble if we are actually changing the
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* stacking mode.
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*/
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if (!(mask & CWStackMode)) {
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XConfigureWindow (dpy, w, mask, changes);
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return True;
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}
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/*
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* We need to inline XConfigureWindow and XSync so that everything is done
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* while the display is locked.
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*/
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LockDisplay(dpy);
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/*
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* XConfigureWindow (dpy, w, mask, changes);
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*/
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{
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unsigned long values[7];
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register unsigned long *value = values;
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long nvalues;
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register xConfigureWindowReq *req;
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GetReq(ConfigureWindow, req);
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async_state.min_sequence_number = dpy->request;
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async_state.max_sequence_number = dpy->request;
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async_state.error_code = BadMatch;
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async_state.major_opcode = X_ConfigureWindow;
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async_state.minor_opcode = 0;
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async_state.error_count = 0;
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async.next = dpy->async_handlers;
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async.handler = _XAsyncErrorHandler;
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async.data = (XPointer)&async_state;
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dpy->async_handlers = &async;
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req->window = w;
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mask &= AllMaskBits;
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req->mask = mask;
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if (mask & CWX) *value++ = changes->x;
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if (mask & CWY) *value++ = changes->y;
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if (mask & CWWidth) *value++ = changes->width;
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if (mask & CWHeight) *value++ = changes->height;
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if (mask & CWBorderWidth) *value++ = changes->border_width;
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if (mask & CWSibling) *value++ = changes->sibling;
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if (mask & CWStackMode) *value++ = changes->stack_mode;
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req->length += (nvalues = value - values);
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nvalues <<= 2; /* watch out for macros... */
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Data32 (dpy, (long *) values, nvalues);
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}
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/*
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* XSync (dpy, 0)
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*/
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{
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xGetInputFocusReply rep;
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_X_UNUSED register xReq *req;
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GetEmptyReq(GetInputFocus, req);
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(void) _XReply (dpy, (xReply *)&rep, 0, xTrue);
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}
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DeqAsyncHandler(dpy, &async);
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UnlockDisplay(dpy);
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SyncHandle();
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/*
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* If the request succeeded, then everything is okay; otherwise, send event
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*/
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if (!async_state.error_count)
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return True;
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else {
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XConfigureRequestEvent ev = {
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.type = ConfigureRequest,
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.window = w,
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.parent = root,
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.value_mask = (mask & AllMaskBits),
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.x = changes->x,
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.y = changes->y,
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.width = changes->width,
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.height = changes->height,
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.border_width = changes->border_width,
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.above = changes->sibling,
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.detail = changes->stack_mode,
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};
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return (XSendEvent (dpy, root, False,
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SubstructureRedirectMask|SubstructureNotifyMask,
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(XEvent *)&ev));
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}
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}
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