1  /*
       2     Copyright (C) Nalin Dahyabhai <nalin@redhat.com> 2003
       3  
       4     This program is free software; you can redistribute it and/or modify
       5     it under the terms of the GNU General Public License as published by
       6     the Free Software Foundation; either version 2 of the License, or
       7     (at your option) any later version.
       8  */
       9  
      10  #ifdef HAVE_CONFIG_H
      11  #  include <config.h>
      12  #endif
      13  
      14  #include <dlfcn.h>
      15  #include <stdio.h>
      16  #include <limits.h>
      17  #include <sys/stat.h>
      18  
      19  /* Simple program to see if dlopen() would succeed. */
      20  int main(int argc, char **argv)
      21  {
      22    int i;
      23    struct stat st;
      24    char buf[PATH_MAX];
      25  
      26    for (i = 1; i < argc; i++) {
      27      if (dlopen(argv[i], RTLD_NOW)) {
      28        fprintf(stdout, "dlopen() of \"%s\" succeeded.\n",
      29                argv[i]);
      30      } else {
      31        snprintf(buf, sizeof(buf), "./%s", argv[i]);
      32        if ((stat(buf, &st) == 0) && dlopen(buf, RTLD_NOW)) {
      33          fprintf(stdout, "dlopen() of \"./%s\" "
      34                  "succeeded.\n", argv[i]);
      35        } else {
      36          fprintf(stdout, "dlopen() of \"%s\" failed: "
      37                  "%s\n", argv[i], dlerror());
      38          return 1;
      39        }
      40      }
      41    }
      42    return 0;
      43  }