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authorFlorian Weimer <fweimer@redhat.com>2021-05-17 09:59:14 +0200
committerFlorian Weimer <fweimer@redhat.com>2021-05-17 10:08:14 +0200
commitd0cae071f3c8485174948bd18eac22680caf0119 (patch)
tree56aca4edc9b612866b0b39aeca71d443b2646c53 /sysdeps/unix/sysv/linux/mips/dl-static.c
parent9da94f45946a548dc4a7f871d0050fd1ebf70083 (diff)
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mips: Remove _dl_var_init
The generic __rtld_static_init code handles GLRO (dl_pagesize).

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips/dl-static.c')
-rw-r--r--sysdeps/unix/sysv/linux/mips/dl-static.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/dl-static.c b/sysdeps/unix/sysv/linux/mips/dl-static.c
deleted file mode 100644
index 07947c2a00..0000000000
--- a/sysdeps/unix/sysv/linux/mips/dl-static.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/* Variable initialization.  MIPS version.
-   Copyright (C) 2001-2021 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library.  If not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#include <ldsodefs.h>
-
-#ifdef SHARED
-
-void
-_dl_var_init (void *array[])
-{
-  /* It has to match "variables" below. */
-  enum
-    {
-      DL_PAGESIZE = 0
-    };
-
-  GLRO(dl_pagesize) = *((size_t *) array[DL_PAGESIZE]);
-}
-
-#else
-
-static void *variables[] =
-{
-  &GLRO(dl_pagesize)
-};
-
-static void
-_dl_unprotect_relro (struct link_map *l)
-{
-  ElfW(Addr) start = ((l->l_addr + l->l_relro_addr)
-		      & ~(GLRO(dl_pagesize) - 1));
-  ElfW(Addr) end = ((l->l_addr + l->l_relro_addr + l->l_relro_size)
-		    & ~(GLRO(dl_pagesize) - 1));
-
-  if (start != end)
-    __mprotect ((void *) start, end - start, PROT_READ | PROT_WRITE);
-}
-
-void
-_dl_static_init (struct link_map *l)
-{
-  struct link_map *rtld_map = l;
-  struct r_scope_elem **scope;
-  const ElfW(Sym) *ref = NULL;
-  lookup_t loadbase;
-  void (*f) (void *[]);
-  size_t i;
-
-  loadbase = _dl_lookup_symbol_x ("_dl_var_init", l, &ref, l->l_local_scope,
-				  NULL, 0, 1, NULL);
-
-  for (scope = l->l_local_scope; *scope != NULL; scope++)
-    for (i = 0; i < (*scope)->r_nlist; i++)
-      if ((*scope)->r_list[i] == loadbase)
-	{
-	  rtld_map = (*scope)->r_list[i];
-	  break;
-	}
-
-  if (ref != NULL)
-    {
-      f = (void (*) (void *[])) DL_SYMBOL_ADDRESS (loadbase, ref);
-      _dl_unprotect_relro (rtld_map);
-      f (variables);
-      _dl_protect_relro (rtld_map);
-    }
-}
-
-#endif