top level:

[deliverable/binutils-gdb.git] / ld / ld.h

diff --git a/ld/ld.h b/ld/ld.h
index c2337b6a1e981d74109a3ee7d2e4386e0b8a3be1..51a291412f5725e071a33d3e0f3718c561c8289e 100644 (file)
--- a/ld/ld.h
+++ b/ld/ld.h
@@ -1,5 +1,6 @@
 /* ld.h -- general linker header file
 /* ld.h -- general linker header file

-   Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2004
+   Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+   2001, 2002, 2003, 2004, 2005, 2006, 2007

    Free Software Foundation, Inc.
 
    This file is part of GLD, the Gnu Linker.
    Free Software Foundation, Inc.
 
    This file is part of GLD, the Gnu Linker.


@@ -16,13 +17,49 @@
 
    You should have received a copy of the GNU General Public License
    along with GLD; see the file COPYING.  If not, write to the Free
 
    You should have received a copy of the GNU General Public License
    along with GLD; see the file COPYING.  If not, write to the Free

-   Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */

 
 #ifndef LD_H
 #define LD_H
 
 #ifdef HAVE_LOCALE_H
 
 #ifndef LD_H
 #define LD_H
 
 #ifdef HAVE_LOCALE_H

+#endif
+#ifndef SEEK_CUR
+#define SEEK_CUR 1
+#endif
+#ifndef SEEK_END
+#define SEEK_END 2
+#endif
+
+#if defined(__GNUC__) && !defined(C_ALLOCA)
+# undef alloca
+# define alloca __builtin_alloca
+#else
+# if defined(HAVE_ALLOCA_H) && !defined(C_ALLOCA)
+#  include <alloca.h>
+# else
+#  ifndef alloca /* predefined by HP cc +Olibcalls */
+#   if !defined (__STDC__) && !defined (__hpux)
+char *alloca ();
+#   else
+void *alloca ();
+#   endif /* __STDC__, __hpux */
+#  endif /* alloca */
+# endif /* HAVE_ALLOCA_H */
+#endif
+
+
+#ifdef HAVE_LOCALE_H
+# ifndef ENABLE_NLS
+   /* The Solaris version of locale.h always includes libintl.h.  If we have
+      been configured with --disable-nls then ENABLE_NLS will not be defined
+      and the dummy definitions of bindtextdomain (et al) below will conflict
+      with the defintions in libintl.h.  So we define these values to prevent
+      the bogus inclusion of libintl.h.  */
+#  define _LIBINTL_H
+#  define _LIBGETTEXT_H
+# endif

 # include <locale.h>
 #endif
 
 # include <locale.h>
 #endif
 


@@ -44,8 +81,6 @@
 # define N_(String) (String)
 #endif
 
 # define N_(String) (String)
 #endif
 

-#include "bin-bugs.h"
-

 /* Look in this environment name for the linker to pretend to be */
 #define EMULATION_ENVIRON "LDEMULATION"
 /* If in there look for the strings: */
 /* Look in this environment name for the linker to pretend to be */
 #define EMULATION_ENVIRON "LDEMULATION"
 /* If in there look for the strings: */


@@ -88,28 +123,15 @@ struct map_symbol_def {
   struct map_symbol_def *next;
 };
 
   struct map_symbol_def *next;
 };
 

-/* Extra information we hold on sections */
-typedef struct lean_user_section_struct {
-  /* For output sections: pointer to the section where this data will go.  */
-  struct lang_input_statement_struct *file;
-} lean_section_userdata_type;
-

 /* The initial part of fat_user_section_struct has to be idential with
    lean_user_section_struct.  */
 typedef struct fat_user_section_struct {
 /* The initial part of fat_user_section_struct has to be idential with
    lean_user_section_struct.  */
 typedef struct fat_user_section_struct {

-  /* For output sections: pointer to the section where this data will go.  */
-  struct lang_input_statement_struct *file;

   /* For input sections, when writing a map file: head / tail of a linked
      list of hash table entries for symbols defined in this section.  */
   struct map_symbol_def *map_symbol_def_head;
   struct map_symbol_def **map_symbol_def_tail;
 } fat_section_userdata_type;
 
   /* For input sections, when writing a map file: head / tail of a linked
      list of hash table entries for symbols defined in this section.  */
   struct map_symbol_def *map_symbol_def_head;
   struct map_symbol_def **map_symbol_def_tail;
 } fat_section_userdata_type;
 

-#define SECTION_USERDATA_SIZE \
- (command_line.reduce_memory_overheads \
-  ? sizeof (lean_section_userdata_type) \
-  : sizeof (fat_section_userdata_type))
-

 #define get_userdata(x) ((x)->userdata)
 
 #define BYTE_SIZE      (1)
 #define get_userdata(x) ((x)->userdata)
 
 #define BYTE_SIZE      (1)


@@ -155,9 +177,6 @@ typedef struct {
      files.  */
   bfd_boolean warn_mismatch;
 
      files.  */
   bfd_boolean warn_mismatch;
 

-  /* Remove unreferenced sections?  */
-  bfd_boolean gc_sections;
-

   /* Name of shared object whose symbol table should be filtered with
      this shared object.  From the --filter option.  */
   char *filter_shlib;
   /* Name of shared object whose symbol table should be filtered with
      this shared object.  From the --filter option.  */
   char *filter_shlib;


@@ -170,6 +189,9 @@ typedef struct {
      .exports sections.  */
   char *version_exports_section;
 
      .exports sections.  */
   char *version_exports_section;
 

+  /* Default linker script.  */
+  char *default_script;
+

   /* If TRUE (the default) check section addresses, once compute,
      fpor overlaps.  */
   bfd_boolean check_section_addresses;
   /* If TRUE (the default) check section addresses, once compute,
      fpor overlaps.  */
   bfd_boolean check_section_addresses;


@@ -180,10 +202,22 @@ typedef struct {
      input files.  */
   bfd_boolean accept_unknown_input_arch;
 
      input files.  */
   bfd_boolean accept_unknown_input_arch;
 

-  /* If TRUE reduce memory overheads, at the expense of speed.
-     This will cause map file generation to use an O(N^2) algorithm.  */
-  bfd_boolean reduce_memory_overheads;
-
+  /* -Bsymbolic and -Bsymbolic-functions, as set on command line.  */
+  enum
+    {
+      symbolic_unset = 0,
+      symbolic,
+      symbolic_functions,
+    } symbolic;
+
+  /* --dynamic-list, --dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo
+     and --dynamic-list FILE, as set on command line.  */
+  enum
+    {
+      dynamic_list_unset = 0,
+      dynamic_list_data,
+      dynamic_list
+    } dynamic_list;

 } args_type;
 
 extern args_type command_line;
 } args_type;
 
 extern args_type command_line;


@@ -249,16 +283,16 @@ typedef struct {
 
   /* The size of the hash table to use.  */
   bfd_size_type hash_table_size;
 
   /* The size of the hash table to use.  */
   bfd_size_type hash_table_size;

+
+  /* The maximum page size for ELF.  */
+  bfd_vma maxpagesize;
+
+  /* The common page size for ELF.  */
+  bfd_vma commonpagesize;

 } ld_config_type;
 
 extern ld_config_type config;
 
 } ld_config_type;
 
 extern ld_config_type config;
 

-typedef enum {
-  lang_first_phase_enum,
-  lang_allocating_phase_enum,
-  lang_final_phase_enum
-} lang_phase_type;
-

 extern FILE * saved_script_handle;
 extern bfd_boolean force_make_executable;
 
 extern FILE * saved_script_handle;
 extern bfd_boolean force_make_executable;
 


@@ -267,6 +301,7 @@ extern int parsing_defsym;
 
 extern int yyparse (void);
 extern void add_cref (const char *, bfd *, asection *, bfd_vma);
 
 extern int yyparse (void);
 extern void add_cref (const char *, bfd *, asection *, bfd_vma);

+extern bfd_boolean handle_asneeded_cref (bfd *, enum notice_asneeded_action);

 extern void output_cref (FILE *);
 extern void check_nocrossrefs (void);
 extern void ld_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
 extern void output_cref (FILE *);
 extern void check_nocrossrefs (void);
 extern void ld_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;