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[deliverable/binutils-gdb.git] / include / bfdlink.h

diff --git a/include/bfdlink.h b/include/bfdlink.h
index ad32906446da1ec383509cba58a76225e0f12f84..0cc91775ae7541ba959315c2736dd0669c48c316 100644 (file)
--- a/include/bfdlink.h
+++ b/include/bfdlink.h
@@ -17,7 +17,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
 
 #ifndef BFDLINK_H
 #define BFDLINK_H
@@ -221,6 +221,8 @@ enum report_method
   RM_GENERATE_ERROR
 };
 
+struct bfd_elf_dynamic_list;
+
 /* This structure holds all the information needed to communicate
    between BFD and the linker when doing a link.  */
 
@@ -301,9 +303,6 @@ struct bfd_link_info
   /* TRUE if global symbols in discarded sections should be stripped.  */
   unsigned int strip_discarded: 1;
 
-  /* TRUE if the final relax pass is needed.  */
-  unsigned int need_relax_finalize: 1;
-
   /* TRUE if generating a position independent executable.  */
   unsigned int pie: 1;
 
@@ -327,6 +326,15 @@ struct bfd_link_info
   /* TRUE if unreferenced sections should be removed.  */
   unsigned int gc_sections: 1;
 
+  /* TRUE if user shoudl be informed of removed unreferenced sections.  */
+  unsigned int print_gc_sections: 1;
+
+  /* TRUE if .hash section should be created.  */
+  unsigned int emit_hash: 1;
+
+  /* TRUE if .gnu.hash section should be created.  */
+  unsigned int emit_gnu_hash: 1;
+
   /* What to do with unresolved symbols in an object file.
      When producing executables the default is GENERATE_ERROR.
      When producing shared libraries the default is IGNORE.  The
@@ -398,6 +406,12 @@ struct bfd_link_info
      unloaded.  */
   const char *fini_function;
 
+  /* Number of relaxation passes.  Usually only one relaxation pass
+     is needed.  But a backend can have as many relaxation passes as
+     necessary.  During bfd_relax_section call, it is set to the
+     current pass, starting from 0.  */
+  int relax_pass;
+
   /* Non-zero if auto-import thunks for DATA items in pei386 DLLs
      should be generated/linked against.  Set to 1 if this feature
      is explicitly requested by the user, -1 if enabled by default.  */
@@ -419,14 +433,17 @@ struct bfd_link_info
 
   /* Start and end of RELRO region.  */
   bfd_vma relro_start, relro_end;
+
+  /* List of symbols should be dynamic.  */
+  struct bfd_elf_dynamic_list *dynamic;
 };
 
 /* This structures holds a set of callback functions.  These are
-   called by the BFD linker routines.  The first argument to each
-   callback function is the bfd_link_info structure being used.  Each
-   function returns a boolean value.  If the function returns FALSE,
-   then the BFD function which called it will return with a failure
-   indication.  */
+   called by the BFD linker routines.  Except for einfo, the first
+   argument to each callback function is the bfd_link_info structure
+   being used and each function returns a boolean value.  If the
+   function returns FALSE, then the BFD function which called it should
+   return with a failure indication.  */
 
 struct bfd_link_callbacks
 {
@@ -510,8 +527,7 @@ struct bfd_link_callbacks
      const char *name, const char *reloc_name, bfd_vma addend,
      bfd *abfd, asection *section, bfd_vma address);
   /* A function which is called when a dangerous reloc is performed.
-     The canonical example is an a29k IHCONST reloc which does not
-     follow an IHIHALF reloc.  MESSAGE is an appropriate message.
+     MESSAGE is an appropriate message.
      ABFD, SECTION and ADDRESS identify the location at which the
      problem occurred; if this is the result of a
      bfd_section_reloc_link_order or bfd_symbol_reloc_link_order, then
@@ -535,6 +551,9 @@ struct bfd_link_callbacks
   bfd_boolean (*notice)
     (struct bfd_link_info *, const char *name,
      bfd *abfd, asection *section, bfd_vma address);
+  /* General link info message.  */
+  void (*einfo)
+    (const char *fmt, ...);
 };
 \f
 /* The linker builds link_order structures which tell the code how to
@@ -552,7 +571,7 @@ enum bfd_link_order_type
 };
 
 /* This is the link_order structure itself.  These form a chain
-   attached to the section whose contents they are describing.  */
+   attached to the output section whose contents they are describing.  */
 
 struct bfd_link_order
 {
@@ -710,4 +729,12 @@ struct bfd_elf_version_tree
      struct bfd_elf_version_expr *prev, const char *sym);
 };
 
+struct bfd_elf_dynamic_list
+{
+  struct bfd_elf_version_expr_head head;
+  struct bfd_elf_version_expr *(*match)
+    (struct bfd_elf_version_expr_head *head,
+     struct bfd_elf_version_expr *prev, const char *sym);
+};
+
 #endif