linux-nat: Exploit /proc/<pid>/mem for writing

[deliverable/binutils-gdb.git] / bfd / elf32-m32c.c

diff --git a/bfd/elf32-m32c.c b/bfd/elf32-m32c.c
index dbfd85c92213c87444eb0dd85488f5ec789c649d..b5e2474bdaebf9783e8678cbd053444250f330ef 100644 (file)
--- a/bfd/elf32-m32c.c
+++ b/bfd/elf32-m32c.c
@@ -1,5 +1,5 @@
 /* M16C/M32C specific support for 32-bit ELF.
-   Copyright (C) 2005-2016 Free Software Foundation, Inc.
+   Copyright (C) 2005-2017 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -301,6 +301,7 @@ m32c_info_to_howto_rela
   r_type = ELF32_R_TYPE (dst->r_info);
   if (r_type >= (unsigned int) R_M32C_max)
     {
+      /* xgettext:c-format */
       _bfd_error_handler (_("%B: invalid M32C reloc number: %d"), abfd, r_type);
       r_type = 0;
     }
@@ -399,17 +400,13 @@ m32c_elf_relocate_section
   struct elf_link_hash_entry ** sym_hashes;
   Elf_Internal_Rela *           rel;
   Elf_Internal_Rela *           relend;
-  bfd *dynobj;
   asection *splt;
 
   symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
   sym_hashes = elf_sym_hashes (input_bfd);
   relend     = relocs + input_section->reloc_count;
 
-  dynobj = elf_hash_table (info)->dynobj;
-  splt = NULL;
-  if (dynobj != NULL)
-    splt = bfd_get_linker_section (dynobj, ".plt");
+  splt = elf_hash_table (info)->splt;
 
   for (rel = relocs; rel < relend; rel ++)
     {
@@ -703,20 +700,18 @@ m32c_elf_check_relocs
        case R_M32C_16:
          if (dynobj == NULL)
            elf_hash_table (info)->dynobj = dynobj = abfd;
+         splt = elf_hash_table (info)->splt;
          if (splt == NULL)
            {
-             splt = bfd_get_linker_section (dynobj, ".plt");
-             if (splt == NULL)
-               {
-                 flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS
-                                   | SEC_IN_MEMORY | SEC_LINKER_CREATED
-                                   | SEC_READONLY | SEC_CODE);
-                 splt = bfd_make_section_anyway_with_flags (dynobj, ".plt",
-                                                            flags);
-                 if (splt == NULL
-                     || ! bfd_set_section_alignment (dynobj, splt, 1))
-                   return FALSE;
-               }
+             flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS
+                               | SEC_IN_MEMORY | SEC_LINKER_CREATED
+                               | SEC_READONLY | SEC_CODE);
+             splt = bfd_make_section_anyway_with_flags (dynobj, ".plt",
+                                                        flags);
+             elf_hash_table (info)->splt = splt;
+             if (splt == NULL
+                 || ! bfd_set_section_alignment (dynobj, splt, 1))
+               return FALSE;
            }
 
          if (h != NULL)
@@ -758,14 +753,13 @@ static bfd_boolean
 m32c_elf_finish_dynamic_sections (bfd *abfd ATTRIBUTE_UNUSED,
                                   struct bfd_link_info *info)
 {
-  bfd *dynobj;
-  asection *splt;
+  bfd *dynobj = elf_hash_table (info)->dynobj;
+  asection *splt = elf_hash_table (info)->splt;
 
   /* As an extra sanity check, verify that all plt entries have
      been filled in.  */
 
-  if ((dynobj = elf_hash_table (info)->dynobj) != NULL
-      && (splt = bfd_get_linker_section (dynobj, ".plt")) != NULL)
+  if (dynobj != NULL && splt != NULL)
     {
       bfd_byte *contents = splt->contents;
       unsigned int i, size = splt->size;
@@ -793,7 +787,7 @@ m32c_elf_always_size_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
   if (dynobj == NULL)
     return TRUE;
 
-  splt = bfd_get_linker_section (dynobj, ".plt");
+  splt = elf_hash_table (info)->splt;
   BFD_ASSERT (splt != NULL);
 
   splt->contents = (bfd_byte *) bfd_zalloc (dynobj, splt->size);
@@ -817,8 +811,9 @@ m32c_elf_set_private_flags (bfd *abfd, flagword flags)
    object file when linking.  */
 
 static bfd_boolean
-m32c_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
+m32c_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
 {
+  bfd *obfd = info->output_bfd;
   flagword old_flags, old_partial;
   flagword new_flags, new_partial;
   bfd_boolean error = FALSE;
@@ -878,6 +873,7 @@ m32c_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
        {
          error = TRUE;
          _bfd_error_handler
+           /* xgettext:c-format */
            (_("%s: compiled with %s and linked with modules compiled with %s"),
             bfd_get_filename (ibfd), new_opt, old_opt);
        }
@@ -890,6 +886,7 @@ m32c_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
        {
          error = TRUE;
          _bfd_error_handler
+           /* xgettext:c-format */
            (_("%s: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
             bfd_get_filename (ibfd), (long)new_flags, (long)old_flags);
        }