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-rw-r--r--libio/vtables.c478
1 files changed, 478 insertions, 0 deletions
diff --git a/libio/vtables.c b/libio/vtables.c
index 5d5906a818..3facd40a51 100644
--- a/libio/vtables.c
+++ b/libio/vtables.c
@@ -21,6 +21,472 @@
 #include <stdio.h>
 #include <ldsodefs.h>
 #include <pointer_guard.h>
+#include <libio-macros.h>
+
+/* Both _IO_str_* and _IO_new_file functions are pulled into every link (from
+   stdio initialization).  */
+#ifndef SHARED
+/* NB: the following directives do add pragma weak for _IO_default _* and
+   _IO_wdefault_* symbols to potentially avoid link failures, since they
+   are always used when the __io_vtables is used.  */
+# pragma weak _IO_wstr_finish
+# pragma weak _IO_wstr_overflow
+# pragma weak _IO_wstr_pbackfail
+# pragma weak _IO_wstr_seekoff
+# pragma weak _IO_wstr_underflow
+
+# pragma weak _IO_file_close
+# pragma weak _IO_file_close_mmap
+# pragma weak _IO_file_doallocate
+# pragma weak _IO_file_finish
+# pragma weak _IO_file_jumps_alias
+# pragma weak _IO_file_overflow
+# pragma weak _IO_file_read
+# pragma weak _IO_file_seek
+# pragma weak _IO_file_seekoff_maybe_mmap
+# pragma weak _IO_file_seekoff_mmap
+# pragma weak _IO_file_setbuf
+# pragma weak _IO_file_setbuf_mmap
+# pragma weak _IO_file_setbuf_mmap
+# pragma weak _IO_file_stat
+# pragma weak _IO_file_sync
+# pragma weak _IO_file_sync_mmap
+# pragma weak _IO_file_underflow
+# pragma weak _IO_file_underflow_maybe_mmap
+# pragma weak _IO_file_underflow_mmap
+# pragma weak _IO_file_xsgetn
+# pragma weak _IO_file_xsgetn_maybe_mmap
+# pragma weak _IO_file_xsgetn_mmap
+# pragma weak _IO_file_xsputn
+
+# pragma weak _IO_wfile_overflow
+# pragma weak _IO_wfile_sync
+# pragma weak _IO_wfile_underflow
+# pragma weak _IO_wfile_underflow_maybe_mmap
+# pragma weak _IO_wfile_underflow_mmap
+# pragma weak _IO_wfile_doallocate
+# pragma weak _IO_wfile_jumps_alia
+# pragma weak _IO_wfile_seekoff
+# pragma weak _IO_wfile_xsputn
+
+# pragma weak _IO_new_proc_close
+
+# pragma weak _IO_cookie_close
+# pragma weak _IO_cookie_read
+# pragma weak _IO_cookie_seek
+# pragma weak _IO_cookie_seekoff
+# pragma weak _IO_cookie_write
+
+# pragma weak _IO_mem_finish
+# pragma weak _IO_mem_sync
+
+# pragma weak _IO_wmem_finish
+# pragma weak _IO_wmem_sync
+
+# pragma weak __printf_buffer_as_file_overflow
+# pragma weak __printf_buffer_as_file_xsputn
+
+# pragma weak __wprintf_buffer_as_file_overflow
+# pragma weak __wprintf_buffer_as_file_xsputn
+#endif
+
+const struct _IO_jump_t __io_vtables[IO_VTABLES_LEN] attribute_relro =
+{
+  /* _IO_str_jumps  */
+  [IO_STR_JUMPS] =
+  {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_str_finish),
+    JUMP_INIT (overflow, _IO_str_overflow),
+    JUMP_INIT (underflow, _IO_str_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_str_pbackfail),
+    JUMP_INIT (xsputn, _IO_default_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_str_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_default_setbuf),
+    JUMP_INIT (sync, _IO_default_sync),
+    JUMP_INIT (doallocate, _IO_default_doallocate),
+    JUMP_INIT (read, _IO_default_read),
+    JUMP_INIT (write, _IO_default_write),
+    JUMP_INIT (seek, _IO_default_seek),
+    JUMP_INIT (close, _IO_default_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_wstr_jumps  */
+  [IO_WSTR_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_wstr_finish),
+    JUMP_INIT (overflow, (_IO_overflow_t) _IO_wstr_overflow),
+    JUMP_INIT (underflow, (_IO_underflow_t) _IO_wstr_underflow),
+    JUMP_INIT (uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+    JUMP_INIT (pbackfail, (_IO_pbackfail_t) _IO_wstr_pbackfail),
+    JUMP_INIT (xsputn, _IO_wdefault_xsputn),
+    JUMP_INIT (xsgetn, _IO_wdefault_xsgetn),
+    JUMP_INIT (seekoff, _IO_wstr_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_default_setbuf),
+    JUMP_INIT (sync, _IO_default_sync),
+    JUMP_INIT (doallocate, _IO_wdefault_doallocate),
+    JUMP_INIT (read, _IO_default_read),
+    JUMP_INIT (write, _IO_default_write),
+    JUMP_INIT (seek, _IO_default_seek),
+    JUMP_INIT (close, _IO_default_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_file_jumps  */
+  [IO_FILE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_file_finish),
+    JUMP_INIT (overflow, _IO_file_overflow),
+    JUMP_INIT (underflow, _IO_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn),
+    JUMP_INIT (seekoff, _IO_new_file_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_new_file_setbuf),
+    JUMP_INIT (sync, _IO_new_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_file_jumps_mmap  */
+  [IO_FILE_JUMPS_MMAP] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_file_finish),
+    JUMP_INIT (overflow, _IO_file_overflow),
+    JUMP_INIT (underflow, _IO_file_underflow_mmap),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_new_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn_mmap),
+    JUMP_INIT (seekoff, _IO_file_seekoff_mmap),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, (_IO_setbuf_t) _IO_file_setbuf_mmap),
+    JUMP_INIT (sync, _IO_file_sync_mmap),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close_mmap),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_file_jumps_maybe_mmap  */
+  [IO_FILE_JUMPS_MAYBE_MMAP] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_file_finish),
+    JUMP_INIT (overflow, _IO_file_overflow),
+    JUMP_INIT (underflow, _IO_file_underflow_maybe_mmap),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_new_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn_maybe_mmap),
+    JUMP_INIT (seekoff, _IO_file_seekoff_maybe_mmap),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, (_IO_setbuf_t) _IO_file_setbuf_mmap),
+    JUMP_INIT (sync, _IO_new_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_wfile_jumps  */
+  [IO_WFILE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_new_file_finish),
+    JUMP_INIT (overflow, (_IO_overflow_t) _IO_wfile_overflow),
+    JUMP_INIT (underflow, (_IO_underflow_t) _IO_wfile_underflow),
+    JUMP_INIT (uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+    JUMP_INIT (pbackfail, (_IO_pbackfail_t) _IO_wdefault_pbackfail),
+    JUMP_INIT (xsputn, _IO_wfile_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn),
+    JUMP_INIT (seekoff, _IO_wfile_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_new_file_setbuf),
+    JUMP_INIT (sync, (_IO_sync_t) _IO_wfile_sync),
+    JUMP_INIT (doallocate, _IO_wfile_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_wfile_jumps_mmap  */
+  [IO_WFILE_JUMPS_MMAP] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_new_file_finish),
+    JUMP_INIT (overflow, (_IO_overflow_t) _IO_wfile_overflow),
+    JUMP_INIT (underflow, (_IO_underflow_t) _IO_wfile_underflow_mmap),
+    JUMP_INIT (uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+    JUMP_INIT (pbackfail, (_IO_pbackfail_t) _IO_wdefault_pbackfail),
+    JUMP_INIT (xsputn, _IO_wfile_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn),
+    JUMP_INIT (seekoff, _IO_wfile_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_file_setbuf_mmap),
+    JUMP_INIT (sync, (_IO_sync_t) _IO_wfile_sync),
+    JUMP_INIT (doallocate, _IO_wfile_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close_mmap),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_wfile_jumps_maybe_mmap  */
+  [IO_WFILE_JUMPS_MAYBE_MMAP] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_new_file_finish),
+    JUMP_INIT (overflow, (_IO_overflow_t) _IO_wfile_overflow),
+    JUMP_INIT (underflow, (_IO_underflow_t) _IO_wfile_underflow_maybe_mmap),
+    JUMP_INIT (uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+    JUMP_INIT (pbackfail, (_IO_pbackfail_t) _IO_wdefault_pbackfail),
+    JUMP_INIT (xsputn, _IO_wfile_xsputn),
+    JUMP_INIT (xsgetn, _IO_file_xsgetn),
+    JUMP_INIT (seekoff, _IO_wfile_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_file_setbuf_mmap),
+    JUMP_INIT (sync, (_IO_sync_t) _IO_wfile_sync),
+    JUMP_INIT (doallocate, _IO_wfile_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_cookie_jumps  */
+  [IO_COOKIE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_file_finish),
+    JUMP_INIT (overflow, _IO_file_overflow),
+    JUMP_INIT (underflow, _IO_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_cookie_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_file_setbuf),
+    JUMP_INIT (sync, _IO_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_cookie_read),
+    JUMP_INIT (write, _IO_cookie_write),
+    JUMP_INIT (seek, _IO_cookie_seek),
+    JUMP_INIT (close, _IO_cookie_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue),
+  },
+  /* _IO_proc_jumps  */
+  [IO_PROC_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_new_file_finish),
+    JUMP_INIT (overflow, _IO_new_file_overflow),
+    JUMP_INIT (underflow, _IO_new_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_new_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_new_file_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_new_file_setbuf),
+    JUMP_INIT (sync, _IO_new_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_new_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_new_proc_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_mem_jumps  */
+  [IO_MEM_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_mem_finish),
+    JUMP_INIT (overflow, _IO_str_overflow),
+    JUMP_INIT (underflow, _IO_str_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_str_pbackfail),
+    JUMP_INIT (xsputn, _IO_default_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_str_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_default_setbuf),
+    JUMP_INIT (sync, _IO_mem_sync),
+    JUMP_INIT (doallocate, _IO_default_doallocate),
+    JUMP_INIT (read, _IO_default_read),
+    JUMP_INIT (write, _IO_default_write),
+    JUMP_INIT (seek, _IO_default_seek),
+    JUMP_INIT (close, _IO_default_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  /* _IO_wmem_jumps  */
+  [IO_WMEM_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_wmem_finish),
+    JUMP_INIT (overflow, (_IO_overflow_t) _IO_wstr_overflow),
+    JUMP_INIT (underflow, (_IO_underflow_t) _IO_wstr_underflow),
+    JUMP_INIT (uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+    JUMP_INIT (pbackfail, (_IO_pbackfail_t) _IO_wstr_pbackfail),
+    JUMP_INIT (xsputn, _IO_wdefault_xsputn),
+    JUMP_INIT (xsgetn, _IO_wdefault_xsgetn),
+    JUMP_INIT (seekoff, _IO_wstr_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_default_setbuf),
+    JUMP_INIT (sync, _IO_wmem_sync),
+    JUMP_INIT (doallocate, _IO_wdefault_doallocate),
+    JUMP_INIT (read, _IO_default_read),
+    JUMP_INIT (write, _IO_default_write),
+    JUMP_INIT (seek, _IO_default_seek),
+    JUMP_INIT (close, _IO_default_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+  [IO_PRINTF_BUFFER_AS_FILE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, NULL),
+    JUMP_INIT (overflow, __printf_buffer_as_file_overflow),
+    JUMP_INIT (underflow, NULL),
+    JUMP_INIT (uflow, NULL),
+    JUMP_INIT (pbackfail, NULL),
+    JUMP_INIT (xsputn, __printf_buffer_as_file_xsputn),
+    JUMP_INIT (xsgetn, NULL),
+    JUMP_INIT (seekoff, NULL),
+    JUMP_INIT (seekpos, NULL),
+    JUMP_INIT (setbuf, NULL),
+    JUMP_INIT (sync, NULL),
+    JUMP_INIT (doallocate, NULL),
+    JUMP_INIT (read, NULL),
+    JUMP_INIT (write, NULL),
+    JUMP_INIT (seek, NULL),
+    JUMP_INIT (close, NULL),
+    JUMP_INIT (stat, NULL),
+    JUMP_INIT (showmanyc, NULL),
+    JUMP_INIT (imbue, NULL)
+  },
+  [IO_WPRINTF_BUFFER_AS_FILE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, NULL),
+    JUMP_INIT (overflow, (_IO_overflow_t) __wprintf_buffer_as_file_overflow),
+    JUMP_INIT (underflow, NULL),
+    JUMP_INIT (uflow, NULL),
+    JUMP_INIT (pbackfail, NULL),
+    JUMP_INIT (xsputn, __wprintf_buffer_as_file_xsputn),
+    JUMP_INIT (xsgetn, NULL),
+    JUMP_INIT (seekoff, NULL),
+    JUMP_INIT (seekpos, NULL),
+    JUMP_INIT (setbuf, NULL),
+    JUMP_INIT (sync, NULL),
+    JUMP_INIT (doallocate, NULL),
+    JUMP_INIT (read, NULL),
+    JUMP_INIT (write, NULL),
+    JUMP_INIT (seek, NULL),
+    JUMP_INIT (close, NULL),
+    JUMP_INIT (stat, NULL),
+    JUMP_INIT (showmanyc, NULL),
+    JUMP_INIT (imbue, NULL)
+  },
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
+  /* _IO_old_file_jumps  */
+  [IO_OLD_FILE_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_old_file_finish),
+    JUMP_INIT (overflow, _IO_old_file_overflow),
+    JUMP_INIT (underflow, _IO_old_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_old_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_old_file_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_old_file_setbuf),
+    JUMP_INIT (sync, _IO_old_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_old_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_file_close),
+    JUMP_INIT (stat, _IO_file_stat)
+  },
+  /*  _IO_old_proc_jumps  */
+  [IO_OLD_PROC_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_old_file_finish),
+    JUMP_INIT (overflow, _IO_old_file_overflow),
+    JUMP_INIT (underflow, _IO_old_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_old_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_old_file_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_old_file_setbuf),
+    JUMP_INIT (sync, _IO_old_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_file_read),
+    JUMP_INIT (write, _IO_old_file_write),
+    JUMP_INIT (seek, _IO_file_seek),
+    JUMP_INIT (close, _IO_old_proc_close),
+    JUMP_INIT (stat, _IO_file_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue)
+  },
+#endif
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
+  /* _IO_old_cookie_jumps  */
+  [IO_OLD_COOKIED_JUMPS] = {
+    JUMP_INIT_DUMMY,
+    JUMP_INIT (finish, _IO_file_finish),
+    JUMP_INIT (overflow, _IO_file_overflow),
+    JUMP_INIT (underflow, _IO_file_underflow),
+    JUMP_INIT (uflow, _IO_default_uflow),
+    JUMP_INIT (pbackfail, _IO_default_pbackfail),
+    JUMP_INIT (xsputn, _IO_file_xsputn),
+    JUMP_INIT (xsgetn, _IO_default_xsgetn),
+    JUMP_INIT (seekoff, _IO_cookie_seekoff),
+    JUMP_INIT (seekpos, _IO_default_seekpos),
+    JUMP_INIT (setbuf, _IO_file_setbuf),
+    JUMP_INIT (sync, _IO_file_sync),
+    JUMP_INIT (doallocate, _IO_file_doallocate),
+    JUMP_INIT (read, _IO_cookie_read),
+    JUMP_INIT (write, _IO_cookie_write),
+    JUMP_INIT (seek, _IO_old_cookie_seek),
+    JUMP_INIT (close, _IO_cookie_close),
+    JUMP_INIT (stat, _IO_default_stat),
+    JUMP_INIT (showmanyc, _IO_default_showmanyc),
+    JUMP_INIT (imbue, _IO_default_imbue),
+  },
+#endif
+};
 
 #ifdef SHARED
 
@@ -82,3 +548,15 @@ check_stdfiles_vtables (void)
     IO_set_accept_foreign_vtables (&_IO_vtable_check);
 }
 #endif
+
+#define STR(s)  XSTR(s)
+#define XSTR(s) #s
+
+#undef _IO_file_jumps
+#define _IO_file_jumps_alias  "__io_vtables + " STR(IO_FILE_JUMPS_OFFSET)
+declare_object_symbol_alias (_IO_file_jumps, _IO_file_jumps_alias,
+			     IO_JUMP_T_SIZE)
+#undef _IO_wfile_jumps
+#define _IO_wfile_jumps_alias  "__io_vtables + " STR(IO_WFILE_JUMPS_OFFSET)
+declare_object_symbol_alias (_IO_wfile_jumps, _IO_wfile_jumps_alias,
+			     IO_JUMP_T_SIZE)
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-23 15:44:13 +0000