elf/Versions

   1 libc {
   2   GLIBC_2.0 {
   3 %ifdef EXPORT_UNWIND_FIND_FDE
   4     __deregister_frame_info; __register_frame_info;
   5 %endif
   6   }
   7   GLIBC_2.1 {
   8     # functions used in other libraries
   9     _dl_mcount_wrapper; _dl_mcount_wrapper_check;
  10   }
  11   GLIBC_2.2.4 {
  12     dl_iterate_phdr;
  13   }
  14 %ifdef EXPORT_UNWIND_FIND_FDE
  15   # Needed for SHLIB_COMPAT calls using this version.
  16   GLIBC_2.2.5 {
  17   }
  18   GCC_3.0 {
  19     __deregister_frame_info_bases; __register_frame_info_bases;
  20     __register_frame_info_table_bases; _Unwind_Find_FDE;
  21   }
  22 %endif
  23   GLIBC_PRIVATE {
  24     # functions used in other libraries
  25     _dl_addr;
  26     _dl_open_hook; _dl_open_hook2;
  27     _dl_sym; _dl_vsym;
  28     __libc_dlclose; __libc_dlopen_mode; __libc_dlsym; __libc_dlvsym;
  29     __libc_early_init;
  30
  31     # Internal error handling support.  Interposes the functions in ld.so.
  32     _dl_signal_exception; _dl_catch_exception;
  33     _dl_signal_error; _dl_catch_error;
  34   }
  35 }
  36
  37 ld {
  38   GLIBC_2.0 {
  39     _r_debug;
  40   }
  41   GLIBC_2.1 {
  42     # functions used in other libraries
  43     _dl_mcount;
  44     # historically used by Garbage Collectors
  45     __libc_stack_end;
  46   }
  47   GLIBC_2.3 {
  48     # runtime interface to TLS
  49     __tls_get_addr;
  50   }
  51   GLIBC_2.4 {
  52     # stack canary
  53     __stack_chk_guard;
  54   }
  55   GLIBC_PRIVATE {
  56     # Those are in the dynamic linker, but used by libc.so.
  57     __libc_enable_secure;
  58     _dl_allocate_tls; _dl_allocate_tls_init;
  59     _dl_argv; _dl_find_dso_for_object; _dl_get_tls_static_info;
  60     _dl_deallocate_tls; _dl_make_stack_executable;
  61     _dl_rtld_di_serinfo; _dl_starting_up; _dl_fatal_printf;
  62     _rtld_global; _rtld_global_ro;
  63
  64     # Only here for gdb while a better method is developed.
  65     _dl_debug_state;
  66
  67     # Pointer protection.
  68     __pointer_chk_guard;
  69
  70     # Internal error handling support.
  71     _dl_exception_create; _dl_exception_create_format; _dl_exception_free;
  72
  73     # Internal error handling support.  Interposed by libc.so.
  74     _dl_signal_exception; _dl_catch_exception;
  75     _dl_signal_error; _dl_catch_error;
  76
  77     # Set value of a tunable.
  78     __tunable_get_val;
  79   }
  80 }