Attachment 7730 Details for Bug 1182 – reduced test which causes deadlock in Xim

reduced test which causes deadlock in Xim

xim1.c (text/plain), 5.62 KB, created by Ben Byer on 2006-11-10 11:38:27 UTC

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Creator: Ben Byer

Created: 2006-11-10 11:38:27 UTC

Size: 5.62 KB

patch

obsolete

>/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
>Compile with
>
>gcc -D_REENTRANT -Wall -o xim1 xim1.c -L/usr/X11R6/lib -lX11 -lSM -lICE -lX11
>- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>#include <locale.h>
>#include <X11/Xlib.h>
>#include <X11/Xutil.h>
>#include <X11/keysym.h>
>
>#define DEFAULT_FONT_NAME       "-*-*-*-R-Normal--14-130-75-75-*-*"
>#define F_SIZE                  14
>#define COL                     30
>#define ROW                     10
>
>#define W_WIDTH                 (F_SIZE * COL)
>#define W_HEIGHT                (F_SIZE * ROW)
>
>int
>main(int argc, char *argv[])
>{
>        Display                 *display;
>        int                     screen;
>        GC                      gc;
>        Window                  window;
>        XWMHints                hints;
>        Atom                    protocols;
>        XFontSet                fs;
>        char                    **missing_list;
>        int                     missing_count;
>        char                    *def_string;
>        XFontSetExtents         *fs_ext;
>        int                     dec;
>        XIM                     im;
>        XIC                     ic;
>        XEvent                  event;
>        unsigned long           mask, fevent;
>        int                     len = 128;
>        char                    string[128], s_tab[ROW][128];
>        int                     i, row = 0, col = 0;
>        KeySym                  keysym;
>        int                     count = 0;
>        Status                  status;
>
>#ifdef _REENTRANT
>	fprintf(stderr, "Initializing threads\n");
>	XInitThreads();
>#endif	
>        display = XOpenDisplay("");
>        screen  = DefaultScreen(display);
>        gc = DefaultGC(display,screen);
>
>        if(setlocale(LC_CTYPE, "") == NULL){
>                fprintf(stderr, "Error : setlocale() !\n");
>                exit(0);
>                }
>
>        fs = XCreateFontSet(display, DEFAULT_FONT_NAME, &missing_list,
>                               &missing_count, &def_string);
>        fs_ext = XExtentsOfFontSet(fs);
>        dec = fs_ext->max_logical_extent.height-(-fs_ext->max_logical_extent.y);
>
>        window  = XCreateSimpleWindow(display, RootWindow(display, screen),
>                        0, 0, W_WIDTH, W_HEIGHT+dec, 2,
>                        BlackPixel(display,screen), WhitePixel(display,screen));
>        XStoreName(display, window, "XIM demo - Root window");
>
>        hints.flags = InputHint;
>        hints.input = True;
>        XSetWMHints(display, window, &hints);
>        protocols = XInternAtom(display, "WM_DELETE_WINDOW", True);
>        XSetWMProtocols(display, window, &protocols, 1);
>
>        if((im = XOpenIM(display, NULL, NULL, NULL)) == NULL){
>                printf("Error : XOpenIM() !\n");
>                exit(0);
>                }
>
>        ic = XCreateIC(im, 
>                XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
>                XNClientWindow, window,
>                NULL);
>        if(ic == NULL){
>                printf("Error : XCreateIC() !\n");
>                XCloseIM(im);
>                exit(0);
>        }
>        XGetICValues(ic, XNFilterEvents, &fevent, NULL);
>        mask = ExposureMask | KeyPressMask | FocusChangeMask;
>        XSelectInput(display, window, mask|fevent);
>
>        for(i=0; i<ROW; i++)
>	  s_tab[i][0] = 0;
>
>        XMapWindow(display, window);
>
>        for(;;){
>                XNextEvent(display, &event);
>                if(XFilterEvent(&event, 0) == True)
>                        continue;
>                switch(event.type){
>                case FocusIn :
>                        XSetICFocus(ic);
>                        break;
>                case FocusOut :
>                        XUnsetICFocus(ic);
>                        break;
>                case Expose :
>                        for(i=0; i<ROW; i++)
>                                XmbDrawString(display, window, fs, gc, 0,
>                                        F_SIZE*(i+1),s_tab[i],strlen(s_tab[i]));
>                        break;
>                case KeyPress :
>                        count = XmbLookupString(ic,(XKeyPressedEvent*)&event,
>                                        string, len, &keysym, &status);
>                        if(status == XLookupBoth && keysym == XK_Return){
>                                row = (row+1)%ROW;
>                                col = 0;
>                                s_tab[row][0] = 0;
>                                XClearArea(display, window, 0, F_SIZE*row+dec,
>                                        W_WIDTH, F_SIZE, False);
>                        }
>                        else if(status == XLookupChars
>                                        || status == XLookupBoth){
>                                XmbDrawString(display, window, fs, gc,
>                                        F_SIZE/2*col, F_SIZE*(row+1),
>                                        string, count);
>                                for(i=0; i<count; i++, col++)
>                                        s_tab[row][col] = string[i];
>                                s_tab[row][col] = 0;
>                        }
>                        break;
>                case ClientMessage :
>                        if(event.xclient.data.l[0] == protocols){
>                                XDestroyIC(ic);
>                                XCloseIM(im);
>                                XDestroyWindow(display, window);
>                                XCloseDisplay(display);
>                                exit(0);
>                        }
>                        break;
>                default:
>                        break;
>                }
>        }
>}
>

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Attachments on bug 1182: 728 | 729 | 735 | 4874 | 7730

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