tgone - plan9port - [fork] Plan 9 from user space
(HTM) git clone git://src.adamsgaard.dk/plan9port
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---
(DIR) commit c87c064d4a788fc8bceeeed0b5dcf477b624a95d
(DIR) parent bb3b0aeb9c29e8dc21d8e48390ae4ce410563e3c
(HTM) Author: rsc <devnull@localhost>
Date: Fri, 3 Mar 2006 01:44:16 +0000
gone
Diffstat:
D src/cmd/snarfer.c | 310 -------------------------------
1 file changed, 0 insertions(+), 310 deletions(-)
---
(DIR) diff --git a/src/cmd/snarfer.c b/src/cmd/snarfer.c
t@@ -1,310 +0,0 @@
-/*
- * This program is only intended for OS X, but the
- * ifdef __APPLE__ below lets us build it on all systems.
- * On non-OS X systems, you can use it to hold the snarf
- * buffer around after a program exits.
- */
-
-#include <u.h>
-#define Colormap XColormap
-#define Cursor XCursor
-#define Display XDisplay
-#define Drawable XDrawable
-#define Font XFont
-#define GC XGC
-#define Point XPoint
-#define Rectangle XRectangle
-#define Screen XScreen
-#define Visual XVisual
-#define Window XWindow
-#include <X11/Xlib.h>
-#include <X11/Xatom.h>
-#include <X11/Xutil.h>
-#include <X11/keysym.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#undef Colormap
-#undef Cursor
-#undef Display
-#undef Drawable
-#undef Font
-#undef GC
-#undef Point
-#undef Rectangle
-#undef Screen
-#undef Visual
-#undef Window
-#ifdef __APPLE__
-#define APPLESNARF
-#define Boolean AppleBoolean
-#define Rect AppleRect
-#define EventMask AppleEventMask
-#define Point ApplePoint
-#define Cursor AppleCursor
-#include <Carbon/Carbon.h>
-AUTOFRAMEWORK(Carbon)
-#undef Boolean
-#undef Rect
-#undef EventMask
-#undef Point
-#undef Cursor
-#endif
-#include <libc.h>
-#undef time
-AUTOLIB(draw) /* to cause link of X11 */
-
-enum {
- SnarfSize = 65536,
-};
-char snarf[3*SnarfSize+1];
-Rune rsnarf[SnarfSize+1];
-XDisplay *xdisplay;
-XWindow drawable;
-Atom xclipboard;
-Atom xutf8string;
-Atom xtargets;
-Atom xtext;
-Atom xcompoundtext;
-
-void xselectionrequest(XEvent*);
-char *xgetsnarf(void);
-void appleputsnarf(void);
-void xputsnarf(void);
-
-int verbose;
-
-#ifdef __APPLE__
-PasteboardRef appleclip;
-#endif
-
-void
-usage(void)
-{
- fprint(2, "usage: snarfer [-v]\n");
- exits("usage");
-}
-
-void
-main(int argc, char **argv)
-{
- XEvent xevent;
-
- ARGBEGIN{
- default:
- usage();
- case 'v':
- verbose = 1;
- break;
- }ARGEND
-
- if((xdisplay = XOpenDisplay(nil)) == nil)
- sysfatal("XOpenDisplay: %r");
- drawable = XCreateWindow(xdisplay, DefaultRootWindow(xdisplay),
- 0, 0, 1, 1, 0, 0,
- InputOutput, DefaultVisual(xdisplay, DefaultScreen(xdisplay)),
- 0, 0);
- if(drawable == None)
- sysfatal("XCreateWindow: %r");
- XFlush(xdisplay);
-
- xclipboard = XInternAtom(xdisplay, "CLIPBOARD", False);
- xutf8string = XInternAtom(xdisplay, "UTF8_STRING", False);
- xtargets = XInternAtom(xdisplay, "TARGETS", False);
- xtext = XInternAtom(xdisplay, "TEXT", False);
- xcompoundtext = XInternAtom(xdisplay, "COMPOUND_TEXT", False);
-
-#ifdef __APPLE__
- if(PasteboardCreate(kPasteboardClipboard, &appleclip) != noErr)
- sysfatal("pasteboard create failed");
-#endif
-
- xgetsnarf();
- appleputsnarf();
- xputsnarf();
-
- for(;;){
- XNextEvent(xdisplay, &xevent);
- switch(xevent.type){
- case DestroyNotify:
- exits(0);
- case SelectionClear:
- xgetsnarf();
- appleputsnarf();
- xputsnarf();
- if(verbose)
- print("snarf{%s}\n", snarf);
- break;
- case SelectionRequest:
- xselectionrequest(&xevent);
- break;
- }
- }
-}
-
-void
-xselectionrequest(XEvent *e)
-{
- char *name;
- Atom a[4];
- XEvent r;
- XSelectionRequestEvent *xe;
- XDisplay *xd;
-
- xd = xdisplay;
-
- memset(&r, 0, sizeof r);
- xe = (XSelectionRequestEvent*)e;
-if(0) fprint(2, "xselect target=%d requestor=%d property=%d selection=%d\n",
- xe->target, xe->requestor, xe->property, xe->selection);
- r.xselection.property = xe->property;
- if(xe->target == xtargets){
- a[0] = XA_STRING;
- a[1] = xutf8string;
- a[2] = xtext;
- a[3] = xcompoundtext;
-
- XChangeProperty(xd, xe->requestor, xe->property, xe->target,
- 8, PropModeReplace, (uchar*)a, sizeof a);
- }else if(xe->target == XA_STRING || xe->target == xutf8string || xe->target == xtext || xe->target == xcompoundtext){
- /* if the target is STRING we're supposed to reply with Latin1 XXX */
- XChangeProperty(xd, xe->requestor, xe->property, xe->target,
- 8, PropModeReplace, (uchar*)snarf, strlen(snarf));
- }else{
- name = XGetAtomName(xd, xe->target);
- if(strcmp(name, "TIMESTAMP") != 0)
- fprint(2, "%s: cannot handle selection request for '%s' (%d)\n", argv0, name, (int)xe->target);
- r.xselection.property = None;
- }
-
- r.xselection.display = xe->display;
- /* r.xselection.property filled above */
- r.xselection.target = xe->target;
- r.xselection.type = SelectionNotify;
- r.xselection.requestor = xe->requestor;
- r.xselection.time = xe->time;
- r.xselection.send_event = True;
- r.xselection.selection = xe->selection;
- XSendEvent(xd, xe->requestor, False, 0, &r);
- XFlush(xd);
-}
-
-char*
-xgetsnarf(void)
-{
- uchar *data, *xdata;
- Atom clipboard, type, prop;
- ulong len, lastlen, dummy;
- int fmt, i;
- XWindow w;
- XDisplay *xd;
-
- xd = xdisplay;
-
- /*
- * Is there a primary selection (highlighted text in an xterm)?
- */
- clipboard = XA_PRIMARY;
- w = XGetSelectionOwner(xd, XA_PRIMARY);
- if(w == drawable)
- return snarf;
-
- /*
- * If not, is there a clipboard selection?
- */
- if(w == None && xclipboard != None){
- clipboard = xclipboard;
- w = XGetSelectionOwner(xd, xclipboard);
- if(w == drawable)
- return snarf;
- }
-
- /*
- * If not, give up.
- */
- if(w == None)
- return nil;
-
- /*
- * We should be waiting for SelectionNotify here, but it might never
- * come, and we have no way to time out. Instead, we will clear
- * local property #1, request our buddy to fill it in for us, and poll
- * until he's done or we get tired of waiting.
- *
- * We should try to go for _x.utf8string instead of XA_STRING,
- * but that would add to the polling.
- */
- prop = 1;
- XChangeProperty(xd, drawable, prop, XA_STRING, 8, PropModeReplace, (uchar*)"", 0);
- XConvertSelection(xd, clipboard, XA_STRING, prop, drawable, CurrentTime);
- XFlush(xd);
- lastlen = 0;
- for(i=0; i<10 || (lastlen!=0 && i<30); i++){
- sleep(100);
- XGetWindowProperty(xd, drawable, prop, 0, 0, 0, AnyPropertyType,
- &type, &fmt, &dummy, &len, &data);
- if(lastlen == len && len > 0)
- break;
- lastlen = len;
- }
- if(i == 10)
- return nil;
- /* get the property */
- data = nil;
- XGetWindowProperty(xd, drawable, prop, 0, SnarfSize/sizeof(ulong), 0,
- AnyPropertyType, &type, &fmt, &len, &dummy, &xdata);
- if(xdata == nil || (type != XA_STRING && type != xutf8string) || len == 0){
- if(xdata)
- XFree(xdata);
- return nil;
- }
- if(strlen((char*)xdata) >= SnarfSize){
- XFree(xdata);
- return nil;
- }
- strcpy(snarf, (char*)xdata);
- return snarf;
-}
-
-void
-xputsnarf(void)
-{
- XSetSelectionOwner(xdisplay, XA_PRIMARY, drawable, CurrentTime);
- if(xclipboard != None)
- XSetSelectionOwner(xdisplay, xclipboard, drawable, CurrentTime);
- XFlush(xdisplay);
-}
-
-void
-appleputsnarf(void)
-{
-#ifdef __APPLE__
- CFDataRef cfdata;
- PasteboardSyncFlags flags;
-
- runesnprint(rsnarf, nelem(rsnarf), "%s", snarf);
- if(PasteboardClear(appleclip) != noErr){
- fprint(2, "apple pasteboard clear failed\n");
- return;
- }
- flags = PasteboardSynchronize(appleclip);
- if((flags&kPasteboardModified) || !(flags&kPasteboardClientIsOwner)){
- fprint(2, "apple pasteboard cannot assert ownership\n");
- return;
- }
- cfdata = CFDataCreate(kCFAllocatorDefault,
- (uchar*)rsnarf, runestrlen(rsnarf)*2);
- if(cfdata == nil){
- fprint(2, "apple pasteboard cfdatacreate failed\n");
- return;
- }
- if(PasteboardPutItemFlavor(appleclip, (PasteboardItemID)1,
- CFSTR("public.utf16-plain-text"), cfdata, 0) != noErr){
- fprint(2, "apple pasteboard putitem failed\n");
- CFRelease(cfdata);
- return;
- }
- CFRelease(cfdata);
-#endif
-}
-
-