Attachment 30270 Details for Bug 17010 – Locked simplified test

Locked simplified test

mtx.cpp (text/plain), 1.77 KB, created by ykaston on 2009-10-11 05:06:51 UTC

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Creator: ykaston

Created: 2009-10-11 05:06:51 UTC

Size: 1.77 KB

patch

obsolete

>#include <stdio.h>
>#include <stdlib.h>
>
>#include <pthread.h>
>
>#include <X11/X.h>
>#include <X11/Xlib.h>
>#include <X11/Xutil.h>
>
>#define OUT(x) fprintf(stderr, "%s\n", x)
>class xDisplay
>{
>public:
>	xDisplay() {
>		OUT("calling XInitThreads");
>		XInitThreads();
>		OUT("opening display");
>		_disp = XOpenDisplay(NULL);
>		XSetIOErrorHandler(iohandler);
>		//XSetErrorHandler(handler);
>	}
>	~xDisplay() {
>		if (_disp != NULL) {
>			OUT("closing display");
>			XCloseDisplay(_disp);
>			_disp = NULL;
>		}
>	}
>	operator Display* () { return _disp; }
>private:
>	static int iohandler(Display* disp) {
>		OUT("IO error");
>		getc(stdin);
>		return 0;
>	}
>	static int handler(Display* disp, XErrorEvent* err) {
>		OUT("error");
>		return 0;
>	}
>	Display* _disp;
>}; // Display
>
>xDisplay display;
>
>void*
>tproc(void* param)
>{
>	XEvent ev;
>	OUT("entering tproc");
>	while (1) {
>		XNextEvent(display, &ev);
>	}
>	return 0;
>}
>
>void
>create_thread()
>{
>	pthread_t pt;
>	pthread_create(&pt, NULL, tproc, NULL);
>}
>
>Colormap create_cmap()
>{
>	Colormap cmap = 0;
>	XVisualInfo info;
>	XMatchVisualInfo(display, DefaultScreen((Display*)display),
>		8, PseudoColor, &info);
>	cmap = XCreateColormap(display, DefaultRootWindow((Display*)display),
>		info.visual, AllocNone);
>	return cmap;
>}
>
>void
>alloc_colors()
>{
>	Colormap cmap = create_cmap();
>	unsigned long pixels[1024];
>	unsigned int npixels = 250;
>	OUT("looping XAllocColorCells");
>	while (1) {
>		fprintf(stderr, "colors %d\n", npixels);
>		if (XAllocColorCells(display, cmap, False, NULL, 0, pixels,
>		    npixels) == 0) {
>			OUT("XAllocColorCells failed");
>			break;
>		}
>		XFreeColors(display, cmap, pixels, npixels, 0);
>		npixels ++;
>	}
>	OUT("done looping XAllocColorCells");
>	XFreeColormap(display, cmap);
>}
>
>int
>main()
>{
>	int count = 0;
>	//XSynchronize(display, True);
>	create_thread();
>	alloc_colors();
>}
>

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Attachments on bug 17010: 18159 | 30228 | 30270 | 32679 | 32680 | 32685

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