git.distorted.org.uk Git - u/mdw/putty/blob - unix/ux_x11.c

   1 /*
   2  * ux_x11.c: fetch local auth data for X forwarding.
   3  */
   4
   5 #include <ctype.h>
   6 #include <unistd.h>
   7 #include <assert.h>
   8 #include <stdlib.h>
   9 #include <errno.h>
  10
  11 #include "putty.h"
  12 #include "ssh.h"
  13 #include "network.h"
  14
  15 void platform_get_x11_auth(struct X11Display *disp, Conf *conf)
  16 {
  17     char *xauthfile;
  18     int needs_free;
  19
  20     /*
  21      * Find the .Xauthority file.
  22      */
  23     needs_free = FALSE;
  24     xauthfile = getenv("XAUTHORITY");
  25     if (!xauthfile) {
  26         xauthfile = getenv("HOME");
  27         if (xauthfile) {
  28             xauthfile = dupcat(xauthfile, "/.Xauthority", NULL);
  29             needs_free = TRUE;
  30         }
  31     }
  32
  33     if (xauthfile) {
  34         x11_get_auth_from_authfile(disp, xauthfile);
  35         if (needs_free)
  36             sfree(xauthfile);
  37     }
  38 }
  39
  40 const int platform_uses_x11_unix_by_default = TRUE;