* ld.h (wildcard_spec): Change exclude_name to exclude_name_list.

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

diff --git a/ld/ldlang.h b/ld/ldlang.h
index ad0fe6b5cbfe3357d781808ced46edaae0c56143..41ef5bac01c7c10a3661dcb828ea9fed88e973c3 100644 (file)
--- a/ld/ldlang.h
+++ b/ld/ldlang.h
@@ -1,6 +1,6 @@
-/* ldlang.h -
-   
-   Copyright (C) 1991 Free Software Foundation, Inc.
+/* ldlang.h - linker command language support
+   Copyright 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000
+   Free Software Foundation, Inc.

    
    This file is part of GLD, the Gnu Linker.
    
    
    This file is part of GLD, the Gnu Linker.
    


@@ -15,42 +15,49 @@
    GNU General Public License for more details.
    
    You should have received a copy of the GNU General Public License
    GNU General Public License for more details.
    
    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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+   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.  */

 
 

+#ifndef LDLANG_H
+#define LDLANG_H

 
 

-typedef enum {
+typedef enum
+{

   lang_input_file_is_l_enum,
   lang_input_file_is_symbols_only_enum,
   lang_input_file_is_marker_enum,
   lang_input_file_is_fake_enum,
   lang_input_file_is_search_file_enum,
   lang_input_file_is_l_enum,
   lang_input_file_is_symbols_only_enum,
   lang_input_file_is_marker_enum,
   lang_input_file_is_fake_enum,
   lang_input_file_is_search_file_enum,

-  lang_input_file_is_file_enum } lang_input_file_enum_type;
+  lang_input_file_is_file_enum
+} lang_input_file_enum_type;

 
 

-typedef unsigned short fill_type;
-typedef struct statement_list {
+typedef unsigned int fill_type;
+typedef struct statement_list
+{

   union lang_statement_union *head;
   union lang_statement_union **tail;
 } lang_statement_list_type;
 
 
   union lang_statement_union *head;
   union lang_statement_union **tail;
 } lang_statement_list_type;
 
 

-
-
-typedef struct memory_region_struct {
+typedef struct memory_region_struct
+{

   char *name;
   struct memory_region_struct *next;
   bfd_vma origin;
   char *name;
   struct memory_region_struct *next;
   bfd_vma origin;

-  bfd_offset length;
+  bfd_size_type length;

   bfd_vma current;
   bfd_vma current;

-  int flags;
+  bfd_size_type old_length;
+  flagword flags;
+  flagword not_flags;

   boolean had_full_message;
   boolean had_full_message;

-

 } lang_memory_region_type ;
 
 typedef struct lang_statement_header_struct 
 } lang_memory_region_type ;
 
 typedef struct lang_statement_header_struct 

-  {
-    union  lang_statement_union  *next;
-    enum statement_enum {
+{
+  union  lang_statement_union  *next;
+  enum statement_enum
+    {

       lang_output_section_statement_enum,
       lang_assignment_statement_enum,
       lang_input_statement_enum,
       lang_output_section_statement_enum,
       lang_assignment_statement_enum,
       lang_input_statement_enum,


@@ -60,71 +67,107 @@ typedef struct lang_statement_header_struct
       lang_object_symbols_statement_enum,
       lang_fill_statement_enum,
       lang_data_statement_enum,
       lang_object_symbols_statement_enum,
       lang_fill_statement_enum,
       lang_data_statement_enum,

+      lang_reloc_statement_enum,

       lang_target_statement_enum,
       lang_output_statement_enum,
       lang_padding_statement_enum,
       lang_target_statement_enum,
       lang_output_statement_enum,
       lang_padding_statement_enum,

-      
+      lang_group_statement_enum,
+

       lang_afile_asection_pair_statement_enum,
       lang_afile_asection_pair_statement_enum,

-       lang_constructors_statement_enum
-      } type;
-    
-  } lang_statement_header_type;
+      lang_constructors_statement_enum
+    } type;
+} lang_statement_header_type;

 
 
 typedef struct 
 
 
 typedef struct 

-  {
-    lang_statement_header_type header;
-    union etree_union *exp;
-  }  lang_assignment_statement_type;
+{
+  lang_statement_header_type header;
+  union etree_union *exp;
+} lang_assignment_statement_type;

 
 
 
 

-typedef struct lang_target_statement_struct {
+typedef struct lang_target_statement_struct
+{

   lang_statement_header_type header;
   lang_statement_header_type header;

-  CONST char *target;
+  const char *target;

 } lang_target_statement_type;
 
 
 } lang_target_statement_type;
 
 

-typedef struct lang_output_statement_struct {
+typedef struct lang_output_statement_struct
+{

   lang_statement_header_type header;
   lang_statement_header_type header;

-  CONST char *name;
+  const char *name;

 } lang_output_statement_type;
 
 } lang_output_statement_type;
 

+/* Section types specified in a linker script.  */
+
+enum section_type
+{
+  normal_section,
+  dsect_section,
+  copy_section,
+  noload_section,
+  info_section,
+  overlay_section
+};
+
+/* This structure holds a list of program headers describing segments
+   in which this section should be placed.  */
+
+struct lang_output_section_phdr_list
+{
+  struct lang_output_section_phdr_list *next;
+  const char *name;
+  boolean used;
+};

 
 typedef struct lang_output_section_statement_struct 
 
 typedef struct lang_output_section_statement_struct 

-  {
-    lang_statement_header_type header;
-    union etree_union *addr_tree;
-    lang_statement_list_type children;
-    CONST char *memspec;
-    union lang_statement_union *next;
-    CONST char *name;
-    unsigned long subsection_alignment;
-    boolean processed;
+{
+  lang_statement_header_type header;
+  union etree_union *addr_tree;
+  lang_statement_list_type children;
+  const char *memspec;
+  union lang_statement_union *next;
+  const char *name;
+
+  boolean processed;

     
     

-    asection *bfd_section;
-   int flags;
-    struct memory_region_struct *region;
-    size_t block_value;
-    fill_type fill;
-  } lang_output_section_statement_type;
+  asection *bfd_section;
+  flagword flags;              /* Or together of all input sections */
+  enum section_type sectype;
+  struct memory_region_struct *region;
+  size_t block_value;
+  fill_type fill;
+
+  int subsection_alignment;  /* alignment of components */
+  int section_alignment;  /* alignment of start of section */
+
+  union etree_union *load_base;

 
 

+  struct lang_output_section_phdr_list *phdrs;
+} lang_output_section_statement_type;

 
 

-typedef struct {
+
+typedef struct
+{

   lang_statement_header_type header;
 } lang_common_statement_type;
 
   lang_statement_header_type header;
 } lang_common_statement_type;
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
 } lang_object_symbols_statement_type;
 
   lang_statement_header_type header;
 } lang_object_symbols_statement_type;
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
   fill_type fill;
   int size;
   asection *output_section;
 } lang_fill_statement_type;
 
   lang_statement_header_type header;
   fill_type fill;
   int size;
   asection *output_section;
 } lang_fill_statement_type;
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
   unsigned int type;
   union  etree_union *exp;
   lang_statement_header_type header;
   unsigned int type;
   union  etree_union *exp;


@@ -133,71 +176,91 @@ typedef struct {
   bfd_vma output_vma;
 } lang_data_statement_type;
 
   bfd_vma output_vma;
 } lang_data_statement_type;
 

+/* Generate a reloc in the output file.  */
+
+typedef struct
+{
+  lang_statement_header_type header;

 
 

+  /* Reloc to generate.  */
+  bfd_reloc_code_real_type reloc;

 
 

+  /* Reloc howto structure.  */
+  reloc_howto_type *howto;
+
+  /* Section to generate reloc against.  Exactly one of section and
+     name must be NULL.  */
+  asection *section;
+
+  /* Name of symbol to generate reloc against.  Exactly one of section
+     and name must be NULL.  */
+  const char *name;
+
+  /* Expression for addend.  */
+  union etree_union *addend_exp;
+
+  /* Resolved addend.  */
+  bfd_vma addend_value;
+
+  /* Output section where reloc should be performed.  */
+  asection *output_section;
+
+  /* VMA within output section.  */
+  bfd_vma output_vma;
+} lang_reloc_statement_type;

 
 typedef struct lang_input_statement_struct
 
 typedef struct lang_input_statement_struct

-  {
-    lang_statement_header_type header;
-    /* Name of this file.  */
-    CONST char *filename;
-    /* Name to use for the symbol giving address of text start */
-    /* Usually the same as filename, but for a file spec'd with -l
-       this is the -l switch itself rather than the filename.  */
-    CONST char *local_sym_name;
-    
-    bfd *the_bfd;
-    
-    boolean closed;
-    file_ptr passive_position;
-    
-    /* Symbol table of the file.  */
-    asymbol **asymbols;
-    unsigned int symbol_count;
-    
-    /* For library members only */
+{
+  lang_statement_header_type header;
+  /* Name of this file.  */
+  const char *filename;
+  /* Name to use for the symbol giving address of text start */
+  /* Usually the same as filename, but for a file spec'd with -l
+     this is the -l switch itself rather than the filename.  */
+  const char *local_sym_name;

     
     

-    /* For a library, points to chain of entries for the library members.  */
-    struct lang_input_statement_struct *subfiles;
-    /* For a library member, offset of the member within the archive.
-       Zero for files that are not library members.  */
-    /*  int starting_offset;*/
-    /* Size of contents of this file, if library member.  */
-    bfd_size_type total_size;
-    /* For library member, points to the library's own entry.  */
-    struct lang_input_statement_struct *superfile;
-    /* For library member, points to next entry for next member.  */
-    struct lang_input_statement_struct *chain;
-    /* Point to the next file - whatever it is, wanders up and down
-       archives */
+  bfd *the_bfd;

     
     

-    union lang_statement_union  *next;
-    /* Point to the next file, but skips archive contents */
-    union  lang_statement_union  *next_real_file;
+  boolean closed;
+  file_ptr passive_position;

     
     

-    boolean is_archive;
+  /* Symbol table of the file.  */
+  asymbol **asymbols;
+  unsigned int symbol_count;

     
     

-    /* 1 means search a set of directories for this file.  */
-    boolean search_dirs_flag;
+  /* Point to the next file - whatever it is, wanders up and down
+     archives */

     
     

-    /* 1 means this is base file of incremental load.
-       Do not load this file's text or data.
-       Also default text_start to after this file's bss. */
+  union lang_statement_union  *next;
+  /* Point to the next file, but skips archive contents */
+  union  lang_statement_union  *next_real_file;

     
     

-    boolean just_syms_flag;
+  boolean is_archive;

     
     

-    boolean loaded;
+  /* 1 means search a set of directories for this file.  */
+  boolean search_dirs_flag;

     
     

+  /* 1 means this is base file of incremental load.
+     Do not load this file's text or data.
+     Also default text_start to after this file's bss. */

     
     

-    /*    unsigned int globals_in_this_file;*/
-    CONST char *target;
-    boolean real;
+  boolean just_syms_flag;
+
+  /* Whether to search for this entry as a dynamic archive.  */
+  boolean dynamic;
+
+  /* Whether to include the entire contents of an archive.  */
+  boolean whole_archive;
+
+  boolean loaded;

     
     

-    asection *common_section;
-    asection *common_output_section;
-  } lang_input_statement_type;
+  /*    unsigned int globals_in_this_file;*/
+  const char *target;
+  boolean real;
+} lang_input_statement_type;

 
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
   asection *section;
   lang_input_statement_type *ifile;
   lang_statement_header_type header;
   asection *section;
   lang_input_statement_type *ifile;


@@ -205,26 +268,34 @@ typedef struct {
 } lang_input_section_type;
 
 
 } lang_input_section_type;
 
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
   asection *section;
   union lang_statement_union *file;
 } lang_afile_asection_pair_statement_type;
 
   lang_statement_header_type header;
   asection *section;
   union lang_statement_union *file;
 } lang_afile_asection_pair_statement_type;
 

-typedef struct lang_wild_statement_struct {
+typedef struct lang_wild_statement_struct
+{

   lang_statement_header_type header;
   lang_statement_header_type header;

-  CONST char *section_name;
-  CONST char *filename;
+  const char *section_name;
+  boolean sections_sorted;
+  const char *filename;
+  boolean filenames_sorted;
+  boolean keep_sections;
+  struct name_list *exclude_filename_list;

   lang_statement_list_type children;
 } lang_wild_statement_type;
 
   lang_statement_list_type children;
 } lang_wild_statement_type;
 

-typedef struct lang_address_statement_struct {
+typedef struct lang_address_statement_struct
+{

   lang_statement_header_type header;
   lang_statement_header_type header;

-  CONST  char *section_name;
+  const  char *section_name;

   union  etree_union *address;
 } lang_address_statement_type;
 
   union  etree_union *address;
 } lang_address_statement_type;
 

-typedef struct {
+typedef struct
+{

   lang_statement_header_type header;
   bfd_vma output_offset;
   size_t size;
   lang_statement_header_type header;
   bfd_vma output_offset;
   size_t size;


@@ -232,113 +303,190 @@ typedef struct {
   fill_type fill;
 } lang_padding_statement_type;
 
   fill_type fill;
 } lang_padding_statement_type;
 

+/* A group statement collects a set of libraries together.  The
+   libraries are searched multiple times, until no new undefined
+   symbols are found.  The effect is to search a group of libraries as
+   though they were a single library.  */
+
+typedef struct
+{
+  lang_statement_header_type header;
+  lang_statement_list_type children;
+} lang_group_statement_type;
+

 typedef union lang_statement_union 
 typedef union lang_statement_union 

-  {
-    lang_statement_header_type header;
-    union lang_statement_union *next;
-    lang_wild_statement_type wild_statement;
-    lang_data_statement_type data_statement;
-    lang_address_statement_type address_statement;
-    lang_output_section_statement_type output_section_statement;
-    lang_afile_asection_pair_statement_type afile_asection_pair_statement;
-    lang_assignment_statement_type assignment_statement;
-    lang_input_statement_type input_statement;
-    lang_target_statement_type target_statement;
-    lang_output_statement_type output_statement;
-    lang_input_section_type input_section;
-    lang_common_statement_type common_statement;
-    lang_object_symbols_statement_type object_symbols_statement;
-    lang_fill_statement_type fill_statement;
-    lang_padding_statement_type padding_statement;
-  } lang_statement_union_type;
-
-
-
-PROTO(void,lang_init,(void));
-PROTO(struct memory_region_struct ,
-      *lang_memory_region_lookup,(CONST
-                                 char *CONST));
-
-
-PROTO(void ,lang_map,(void));
-PROTO(void,lang_set_flags,(int  *, CONST char *));
-PROTO(void,lang_add_output,(CONST char *));
-
-PROTO(void,lang_final,(void));
-PROTO(struct symbol_cache_entry *,create_symbol,(CONST char *, unsigned int, struct sec *));
-PROTO(void ,lang_process,(void));
-PROTO(void ,lang_section_start,(CONST char *, union etree_union *));
-PROTO(void,lang_add_entry,(CONST char *));
-PROTO(void,lang_add_target,(CONST char *));
-PROTO(void,lang_add_wild,(CONST char *CONST , CONST char *CONST));
-PROTO(void,lang_add_map,(CONST char *));
-PROTO(void,lang_add_fill,(int));
-PROTO(void,lang_add_assignment,(union etree_union *));
-PROTO(void,lang_add_attribute,(enum statement_enum));
-PROTO(void,lang_startup,(CONST char *));
-PROTO(void,lang_float,(enum bfd_boolean));
-PROTO(void,lang_leave_output_section_statement,(bfd_vma, CONST char *));
-PROTO(void,lang_abs_symbol_at_end_of,(CONST char *, CONST char *));
-PROTO(void,lang_abs_symbol_at_beginning_of,(CONST char *, CONST char *));
-PROTO(void,lang_statement_append,(struct statement_list *, union lang_statement_union *, union lang_statement_union **));
-PROTO(void, lang_for_each_file,(void (*dothis)(lang_input_statement_type *)));
-
-
-#define LANG_FOR_EACH_INPUT_STATEMENT(statement)               \
+{
+  lang_statement_header_type header;
+  union lang_statement_union *next;
+  lang_wild_statement_type wild_statement;
+  lang_data_statement_type data_statement;
+  lang_reloc_statement_type reloc_statement;
+  lang_address_statement_type address_statement;
+  lang_output_section_statement_type output_section_statement;
+  lang_afile_asection_pair_statement_type afile_asection_pair_statement;
+  lang_assignment_statement_type assignment_statement;
+  lang_input_statement_type input_statement;
+  lang_target_statement_type target_statement;
+  lang_output_statement_type output_statement;
+  lang_input_section_type input_section;
+  lang_common_statement_type common_statement;
+  lang_object_symbols_statement_type object_symbols_statement;
+  lang_fill_statement_type fill_statement;
+  lang_padding_statement_type padding_statement;
+  lang_group_statement_type group_statement;
+} lang_statement_union_type;
+
+/* This structure holds information about a program header, from the
+   PHDRS command in the linker script.  */
+
+struct lang_phdr
+{
+  struct lang_phdr *next;
+  const char *name;
+  unsigned long type;
+  boolean filehdr;
+  boolean phdrs;
+  etree_type *at;
+  etree_type *flags;
+};
+
+/* This structure is used to hold a list of sections which may not
+   cross reference each other.  */
+
+struct lang_nocrossref
+{
+  struct lang_nocrossref *next;
+  const char *name;
+};
+
+/* The list of nocrossref lists.  */
+
+struct lang_nocrossrefs
+{
+  struct lang_nocrossrefs *next;
+  struct lang_nocrossref *list;
+};
+
+extern struct lang_nocrossrefs *nocrossref_list;
+
+extern lang_output_section_statement_type *abs_output_section;
+extern boolean lang_has_input_file;
+extern etree_type *base;
+extern lang_statement_list_type *stat_ptr;
+extern boolean delete_output_file_on_failure;
+
+extern const char *entry_symbol;
+extern boolean entry_from_cmdline;
+
+extern void lang_init PARAMS ((void));
+extern struct memory_region_struct *lang_memory_region_lookup
+  PARAMS ((const char *const));
+extern struct memory_region_struct *lang_memory_region_default
+  PARAMS ((asection *));
+extern void lang_map PARAMS ((void));
+extern void lang_set_flags PARAMS ((lang_memory_region_type *, const char *,
+                                   int));
+extern void lang_add_output PARAMS ((const char *, int from_script));
+extern void lang_enter_output_section_statement
+  PARAMS ((const char *output_section_statement_name,
+          etree_type * address_exp,
+          enum section_type sectype,
+          bfd_vma block_value,
+          etree_type *align,
+          etree_type *subalign,
+          etree_type *));
+extern void lang_final PARAMS ((void));
+extern void lang_process PARAMS ((void));
+extern void lang_section_start PARAMS ((const char *, union etree_union *));
+extern void lang_add_entry PARAMS ((const char *, boolean));
+extern void lang_add_target PARAMS ((const char *));
+extern void lang_add_wild
+  PARAMS ((const char *, boolean, const char *, boolean, boolean, name_list *));
+extern void lang_add_map PARAMS ((const char *));
+extern void lang_add_fill PARAMS ((int));
+extern lang_assignment_statement_type * lang_add_assignment PARAMS ((union etree_union *));
+extern void lang_add_attribute PARAMS ((enum statement_enum));
+extern void lang_startup PARAMS ((const char *));
+extern void lang_float PARAMS ((enum bfd_boolean));
+extern void lang_leave_output_section_statement
+  PARAMS ((bfd_vma, const char *, struct lang_output_section_phdr_list *));
+extern void lang_abs_symbol_at_end_of PARAMS ((const char *, const char *));
+extern void lang_abs_symbol_at_beginning_of PARAMS ((const char *,
+                                                    const char *));
+extern void lang_statement_append PARAMS ((struct statement_list *,
+                                          union lang_statement_union *,
+                                          union lang_statement_union **));
+extern void lang_for_each_input_file
+  PARAMS ((void (*dothis) (lang_input_statement_type *)));
+extern void lang_for_each_file
+  PARAMS ((void (*dothis) (lang_input_statement_type *)));
+extern bfd_vma lang_do_assignments
+  PARAMS ((lang_statement_union_type * s,
+          lang_output_section_statement_type *output_section_statement,
+          fill_type fill,
+          bfd_vma dot));
+
+#define LANG_FOR_EACH_INPUT_STATEMENT(statement)               \

   extern lang_statement_list_type file_chain;                  \
   lang_input_statement_type *statement;                                \
   for (statement = (lang_input_statement_type *)file_chain.head;\
        statement != (lang_input_statement_type *)NULL;         \
        statement = (lang_input_statement_type *)statement->next)\
   
   extern lang_statement_list_type file_chain;                  \
   lang_input_statement_type *statement;                                \
   for (statement = (lang_input_statement_type *)file_chain.head;\
        statement != (lang_input_statement_type *)NULL;         \
        statement = (lang_input_statement_type *)statement->next)\
   

-#define LANG_FOR_EACH_INPUT_SECTION(statement, abfd, section, x) \
-  { extern lang_statement_list_type file_chain;                        \
-      lang_input_statement_type *statement;                            \
-       for (statement = (lang_input_statement_type *)file_chain.head;\
-            statement != (lang_input_statement_type *)NULL;            \
-            statement = (lang_input_statement_type *)statement->next)\
-                {                                                              \
-         asection *section;                                    \
-    bfd *abfd = statement->the_bfd;                            \
-      for (section = abfd->sections;                           \
-          section != (asection *)NULL;                         \
-          section = section->next) {                           \
-         x;                                                    \
-  }                                                            \
-  }                                                            \
- }             
-
-#define LANG_FOR_EACH_OUTPUT_SECTION(section, x)               \
-  { extern bfd *output_bfd;                                    \
-      asection *section;                                       \
-       for (section = output_bfd->sections;                            \
-            section != (asection *)NULL;                               \
-            section = section->next)                           \
-                { x; }                                                 \
-                }
-
-
-PROTO(void, lang_process,(void));
-PROTO(void, ldlang_add_file,(lang_input_statement_type *));
-
-PROTO(lang_output_section_statement_type
-      *,lang_output_section_find,(CONST char * CONST));
-
-PROTO(lang_input_statement_type *,
-      lang_add_input_file,(CONST char *name,
-                          lang_input_file_enum_type file_type,
-                         CONST char *target));
-PROTO(lang_output_section_statement_type *,
-      lang_output_section_statement_lookup,(CONST char * CONST name));
-
-PROTO(void, ldlang_add_undef,(CONST char *CONST name));
-PROTO(void, lang_add_output_format,(CONST char *));
-
-
-void EXFUN(lang_list_init,( lang_statement_list_type*));
-
-void EXFUN(lang_add_data,(int type, union etree_union *));
-
-void EXFUN(lang_for_each_statement,(void (*func)()));
-
-PTR EXFUN(stat_alloc,(size_t size));
+extern void lang_process PARAMS ((void));
+extern void ldlang_add_file PARAMS ((lang_input_statement_type *));
+extern lang_output_section_statement_type *lang_output_section_find
+  PARAMS ((const char * const));
+extern lang_input_statement_type *lang_add_input_file
+  PARAMS ((const char *name, lang_input_file_enum_type file_type,
+          const char *target));
+extern void lang_add_keepsyms_file PARAMS ((const char *filename));
+extern lang_output_section_statement_type *
+  lang_output_section_statement_lookup PARAMS ((const char * const name));
+extern void ldlang_add_undef PARAMS ((const char *const name));
+extern void lang_add_output_format PARAMS ((const char *, const char *,
+                                           const char *, int from_script));
+extern void lang_list_init PARAMS ((lang_statement_list_type*));
+extern void lang_add_data PARAMS ((int type, union etree_union *));
+extern void lang_add_reloc
+  PARAMS ((bfd_reloc_code_real_type reloc, reloc_howto_type *howto,
+          asection *section, const char *name, union etree_union *addend));
+extern void lang_for_each_statement
+  PARAMS ((void (*func) (lang_statement_union_type *)));
+extern PTR stat_alloc PARAMS ((size_t size));
+extern void dprint_statement PARAMS ((lang_statement_union_type *, int));
+extern bfd_vma lang_size_sections
+  PARAMS ((lang_statement_union_type *s,
+          lang_output_section_statement_type *output_section_statement,
+          lang_statement_union_type **prev, fill_type fill,
+          bfd_vma dot, boolean relax));
+extern void lang_enter_group PARAMS ((void));
+extern void lang_leave_group PARAMS ((void));
+extern void wild_doit
+  PARAMS ((lang_statement_list_type *ptr, asection *section,
+          lang_output_section_statement_type *output,
+          lang_input_statement_type *file));
+extern void lang_new_phdr
+  PARAMS ((const char *, etree_type *, boolean, boolean, etree_type *,
+          etree_type *));
+extern void lang_add_nocrossref PARAMS ((struct lang_nocrossref *));
+extern void lang_enter_overlay PARAMS ((etree_type *, etree_type *, int));
+extern void lang_enter_overlay_section PARAMS ((const char *));
+extern void lang_leave_overlay_section
+  PARAMS ((bfd_vma, struct lang_output_section_phdr_list *));
+extern void lang_leave_overlay
+  PARAMS ((bfd_vma, const char *, struct lang_output_section_phdr_list *));
+
+extern struct bfd_elf_version_tree *lang_elf_version_info;
+
+extern struct bfd_elf_version_expr *lang_new_vers_regex
+  PARAMS ((struct bfd_elf_version_expr *, const char *, const char *));
+extern struct bfd_elf_version_tree *lang_new_vers_node
+  PARAMS ((struct bfd_elf_version_expr *, struct bfd_elf_version_expr *));
+extern struct bfd_elf_version_deps *lang_add_vers_depend
+  PARAMS ((struct bfd_elf_version_deps *, const char *));
+extern void lang_register_vers_node
+  PARAMS ((const char *, struct bfd_elf_version_tree *,
+          struct bfd_elf_version_deps *));
+
+#endif