Attachment 43105 Details for Bug 34037 – A short utility to list the extensions of the X server

A short utility to list the extensions of the X server

list-extensions.c (text/plain), 1.09 KB, created by Erkki Seppälä on 2011-02-08 07:03:28 UTC

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Creator: Erkki Seppälä

Created: 2011-02-08 07:03:28 UTC

Size: 1.09 KB

patch

obsolete

>/* cc -o list-extensions `pkg-config --libs --cflags xcb` list-extensions.c */
>
>#include <xcb/xcb.h>
>#include <xcb/xproto.h>
>#include <stdio.h>
>
>void
>fixed_xcb_str_next(xcb_str_iterator_t* it)
>{
>  it->data = (void*) ((char*) it->data + it->data->name_len + 1);
>  --it->rem;
>}
>
>int
>main()
>{
>  xcb_connection_t* ctrl = xcb_connect(NULL, NULL);
>  xcb_generic_error_t* error;
>  xcb_list_extensions_cookie_t ext_cookie;
>  xcb_list_extensions_reply_t* ext_reply;
>
>  if ((!ctrl || xcb_connection_has_error(ctrl))) {
>    fprintf(stderr, "Failed to connect to the display\n");
>    return 1;
>  }
>
>  ext_cookie = xcb_list_extensions(ctrl);
>  error = NULL;
>  ext_reply = xcb_list_extensions_reply(ctrl, ext_cookie, &error);
>  if (!ext_reply || error) {
>    fprintf(stderr, "Failed to request list of extensions\n");
>    return 1;
>  }
>  {
>    xcb_str_iterator_t it = xcb_list_extensions_names_iterator(ext_reply);
>    while (it.rem) {
>      printf("%d bytes: ", xcb_str_name_length(it.data));
>      fwrite(xcb_str_name(it.data), 1, xcb_str_name_length(it.data), stdout);
>      printf("\n");
>      xcb_str_next(&it);
>    }
>  }
>}

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Attachments on bug 34037: 43105

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