diff options
Diffstat (limited to 'libX11/src/QuTree.c')
| -rw-r--r-- | libX11/src/QuTree.c | 145 |
1 files changed, 72 insertions, 73 deletions
diff --git a/libX11/src/QuTree.c b/libX11/src/QuTree.c index c40d08111..e95b57bd3 100644 --- a/libX11/src/QuTree.c +++ b/libX11/src/QuTree.c @@ -1,73 +1,72 @@ -/* - -Copyright 1986, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -*/ - -#define NEED_REPLIES -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" - -Status XQueryTree ( - register Display *dpy, - Window w, - Window *root, /* RETURN */ - Window *parent, /* RETURN */ - Window **children, /* RETURN */ - unsigned int *nchildren) /* RETURN */ -{ - long nbytes; - xQueryTreeReply rep; - register xResourceReq *req; - - LockDisplay(dpy); - GetResReq(QueryTree, w, req); - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return (0); - } - - *children = (Window *) NULL; - if (rep.nChildren != 0) { - nbytes = rep.nChildren * sizeof(Window); - *children = (Window *) Xmalloc((unsigned) nbytes); - nbytes = rep.nChildren << 2; - if (! *children) { - _XEatData(dpy, (unsigned long) nbytes); - UnlockDisplay(dpy); - SyncHandle(); - return (0); - } - _XRead32 (dpy, (long *) *children, nbytes); - } - *parent = rep.parent; - *root = rep.root; - *nchildren = rep.nChildren; - UnlockDisplay(dpy); - SyncHandle(); - return (1); -} - +/*
+
+Copyright 1986, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+
+Status XQueryTree (
+ register Display *dpy,
+ Window w,
+ Window *root, /* RETURN */
+ Window *parent, /* RETURN */
+ Window **children, /* RETURN */
+ unsigned int *nchildren) /* RETURN */
+{
+ long nbytes;
+ xQueryTreeReply rep;
+ register xResourceReq *req;
+
+ LockDisplay(dpy);
+ GetResReq(QueryTree, w, req);
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (0);
+ }
+
+ *children = (Window *) NULL;
+ if (rep.nChildren != 0) {
+ nbytes = rep.nChildren * sizeof(Window);
+ *children = (Window *) Xmalloc((unsigned) nbytes);
+ nbytes = rep.nChildren << 2;
+ if (! *children) {
+ _XEatData(dpy, (unsigned long) nbytes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (0);
+ }
+ _XRead32 (dpy, (long *) *children, nbytes);
+ }
+ *parent = rep.parent;
+ *root = rep.root;
+ *nchildren = rep.nChildren;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (1);
+}
+
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