From b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 Mon Sep 17 00:00:00 2001 From: Mike Gabriel Date: Mon, 2 Feb 2015 15:02:49 +0100 Subject: massive reduction of unneeded files --- nx-X11/lib/Xmu/CloseHook.c | 297 --------------------------------------------- 1 file changed, 297 deletions(-) delete mode 100644 nx-X11/lib/Xmu/CloseHook.c (limited to 'nx-X11/lib/Xmu/CloseHook.c') diff --git a/nx-X11/lib/Xmu/CloseHook.c b/nx-X11/lib/Xmu/CloseHook.c deleted file mode 100644 index 5e66d0cad..000000000 --- a/nx-X11/lib/Xmu/CloseHook.c +++ /dev/null @@ -1,297 +0,0 @@ -/* $Xorg: CloseHook.c,v 1.4 2001/02/09 02:03:51 xorgcvs Exp $ */ - -/* -Copyright 1989, 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. - -*/ -/* $XFree86: xc/lib/Xmu/CloseHook.c,v 3.5 2001/07/25 15:04:50 dawes Exp $ */ - -/* - * CloseDisplayHook package - provide callback on XCloseDisplay - * - * * - * Author: Jim Fulton, MIT X Consortium - * - * - * Public Entry Points - * - * CloseHook XmuAddCloseDisplayHook (dpy, func, arg) - * Display *dpy; - * XmuCloseHookProc func; - * XPointer arg; - * - * Bool XmuRemoveCloseDisplayHook (dpy, hook, func, arg) - * Display *dpy; - * CloseHook hook; - * XmuCloseHookProc func; - * XPointer arg; - * - * Bool XmuLookupCloseDisplayHook (dpy, hook, func, arg) - * Display *dpy; - * CloseHook hook; - * XmuCloseHookProc func; - * XPointer arg; - * - */ - -#ifdef HAVE_CONFIG_H -#include -#endif -#include /* for NULL */ -#include -#include -#include -#include - -/* - * Private data - * - * This is a list of display entries, each of which contains a list of callback - * records. - */ - -typedef struct _CallbackRec { - struct _CallbackRec *next; /* next link in chain */ - XmuCloseHookProc func; /* function to call */ - XPointer arg; /* argument to pass with function */ -} CallbackRec; - - -typedef struct _DisplayEntry { - struct _DisplayEntry *next; /* next link in chain */ - Display *dpy; /* the display this represents */ - int extension; /* from XAddExtension */ - struct _CallbackRec *start, *end; /* linked list of callbacks */ - struct _CallbackRec *calling; /* currently being called back */ -} DisplayEntry; - -/* - * Prototypes - */ -static DisplayEntry *_FindDisplayEntry(Display*, DisplayEntry**); -static Bool _MakeExtension(Display*, int*); - -static DisplayEntry *elist = NULL; - - -/* - ***************************************************************************** - * Public Entry Points * - ***************************************************************************** - */ - -/* - * Add - add a callback for the given display. When the display is closed, - * the given function will be called as: - * - * (*func) (dpy, arg) - * - * This function is declared to return an int even though the value is ignored - * because some compilers have problems with functions returning void. - * - * This routine returns NULL if it was unable to add the callback, otherwise - * it returns an untyped pointer that can be used with Remove or Lookup, but - * not dereferenced. - */ -CloseHook -XmuAddCloseDisplayHook(Display *dpy, XmuCloseHookProc func, XPointer arg) -{ - DisplayEntry *de; - CallbackRec *cb; - - /* allocate ahead of time so that we can fail atomically */ - cb = (CallbackRec *) malloc (sizeof (CallbackRec)); - if (!cb) return ((XPointer) NULL); - - de = _FindDisplayEntry (dpy, NULL); - if (!de) { - if ((de = (DisplayEntry *) malloc (sizeof (DisplayEntry))) == NULL || - !_MakeExtension (dpy, &de->extension)) { - free ((char *) cb); - if (de) free ((char *) de); - return ((CloseHook) NULL); - } - de->dpy = dpy; - de->start = de->end = NULL; - de->calling = NULL; - de->next = elist; - elist = de; - } - - /* add to end of list of callback recordss */ - cb->func = func; - cb->arg = arg; - cb->next = NULL; - if (de->end) { - de->end->next = cb; - } else { - de->start = cb; - } - de->end = cb; - - return ((CloseHook) cb); -} - - -/* - * Remove - get rid of a callback. If handle is non-null, use that to compare - * entries. Otherwise, remove first instance of the function/argument pair. - */ -Bool -XmuRemoveCloseDisplayHook(Display *dpy, CloseHook handle, - XmuCloseHookProc func, XPointer arg) -{ - DisplayEntry *de = _FindDisplayEntry (dpy, NULL); - register CallbackRec *h, *prev; - - if (!de) return False; - - /* look for handle or function/argument pair */ - for (h = de->start, prev = NULL; h; h = h->next) { - if (handle) { - if (h == (CallbackRec *) handle) break; - } else { - if (h->func == func && h->arg == arg) break; - } - prev = h; - } - if (!h) return False; - - - /* remove from list, watch head and tail */ - if (de->start == h) { - de->start = h->next; - } else { - prev->next = h->next; - } - if (de->end == h) de->end = prev; - if (de->calling != h) free ((char *) h); - return True; -} - - -/* - * Lookup - see whether or not a handle has been installed. If handle is - * non-NULL, look for an entry that matches it; otherwise look for an entry - * with the same function/argument pair. - */ -Bool -XmuLookupCloseDisplayHook(Display *dpy, CloseHook handle, - XmuCloseHookProc func, XPointer arg) -{ - DisplayEntry *de = _FindDisplayEntry (dpy, NULL); - register CallbackRec *h; - - if (!de) return False; - - for (h = de->start; h; h = h->next) { - if (handle) { - if (h == (CallbackRec *) handle) break; - } else { - if (h->func == func && h->arg == arg) break; - } - } - return (h ? True : False); -} - - -/* - ***************************************************************************** - * internal routines * - ***************************************************************************** - */ - - -/* - * Find the specified display on the linked list of displays. Also return - * the preceeding link so that the display can be unlinked without having - * back pointers. - */ -static DisplayEntry * -_FindDisplayEntry(register Display *dpy, DisplayEntry **prevp) -{ - register DisplayEntry *d, *prev; - - for (d = elist, prev = NULL; d; d = d->next) { - if (d->dpy == dpy) { - if (prevp) *prevp = prev; - return d; - } - prev = d; - } - return NULL; -} - - - -/* - * _DoCallbacks - process all of the callbacks for this display and free - * the associated callback data (callback records and display entries). - */ -/* ARGSUSED */ -static int -_DoCallbacks(Display *dpy, XExtCodes *codes) -{ - register CallbackRec *h; - DisplayEntry *prev; - DisplayEntry *de = _FindDisplayEntry (dpy, &prev); - - if (!de) return 0; - - /* walk the list doing the callbacks and freeing callback record */ - for (h = de->start; h;) { - register CallbackRec *nexth = h->next; - de->calling = h; /* let remove know we'll free it */ - (*(h->func)) (dpy, h->arg); - de->calling = NULL; - free ((char *) h); - h = nexth; - } - - /* unlink this display from chain */ - if (elist == de) { - elist = de->next; - } else { - prev->next = de->next; - } - free ((char *) de); - return 1; -} - - -/* - * _MakeExtension - create an extension for this display; done once per display - */ -static Bool -_MakeExtension(Display *dpy, int *extensionp) -{ - XExtCodes *codes; - - codes = XAddExtension (dpy); - if (!codes) return False; - - (void) XESetCloseDisplay (dpy, codes->extension, _DoCallbacks); - - *extensionp = codes->extension; - return True; -} -- cgit v1.2.3