elf/tst-nodelete.cc

   1 #include "../dlfcn/dlfcn.h"
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4
   5 static int
   6 do_test (void)
   7 {
   8   int result = 0;
   9
  10   /* This is a test for correct handling of dlopen failures for library that
  11      is loaded with RTLD_NODELETE flag.  The first dlopen should fail because
  12      of undefined symbols in shared library.  The second dlopen then verifies
  13      that library was properly unloaded.  */
  14   if (dlopen ("tst-nodelete-rtldmod.so", RTLD_NOW | RTLD_NODELETE) != NULL
  15       || dlopen ("tst-nodelete-rtldmod.so", RTLD_LAZY | RTLD_NOLOAD) != NULL)
  16     {
  17       printf ("RTLD_NODELETE test failed\n");
  18       result = 1;
  19     }
  20
  21   /* This is a test for correct handling of dlopen failures for library that
  22      is linked with '-z nodelete' option and hence has DF_1_NODELETE flag.
  23      The first dlopen should fail because of undefined symbols in shared
  24      library.  The second dlopen then verifies that library was properly
  25      unloaded.  */
  26   if (dlopen ("tst-nodelete-zmod.so", RTLD_NOW) != NULL
  27       || dlopen ("tst-nodelete-zmod.so", RTLD_LAZY | RTLD_NOLOAD) != NULL)
  28     {
  29       printf ("-z nodelete test failed\n");
  30       result = 1;
  31     }
  32
  33    /* This is a test for correct handling of dlopen failures for library
  34      with unique symbols.  The first dlopen should fail because of undefined
  35      symbols in shared library.  The second dlopen then verifies that library
  36      was properly unloaded.  */
  37   if (dlopen ("tst-nodelete-uniquemod.so", RTLD_NOW) != NULL
  38       || dlopen ("tst-nodelete-uniquemod.so", RTLD_LAZY | RTLD_NOLOAD) != NULL)
  39     {
  40       printf ("Unique symbols test failed\n");
  41       result = 1;
  42     }
  43
  44   if (result == 0)
  45     printf ("SUCCESS\n");
  46
  47   return result;
  48 }
  49
  50 #include <support/test-driver.c>