* pe-dll.c (autofilter_objectlist): Add startup objects

[binutils.git] / ld / ld.h

diff --git a/ld/ld.h b/ld/ld.h
index fb2b62a908b50a1710e4a51290b831d9e8ed3610..68dfbdc5842c068431d57522fd3b7c42d15c1155 100644 (file)
--- a/ld/ld.h
+++ b/ld/ld.h
@@ -1,12 +1,12 @@
-/* ld.h -
-
-   Copyright (C) 1991 Free Software Foundation, Inc.
+/* ld.h -- general linker header file
+   Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
+   Free Software Foundation, Inc.

 
    This file is part of GLD, the Gnu Linker.
 
    GLD is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
 
    This file is part of GLD, the Gnu Linker.
 
    GLD is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by

-   the Free Software Foundation; either version 1, or (at your option)
+   the Free Software Foundation; either version 2, or (at your option)

    any later version.
 
    GLD is distributed in the hope that it will be useful,
    any later version.
 
    GLD is distributed in the hope that it will be useful,


@@ -15,118 +15,236 @@
    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.  */
-
-
-#define flag_is_not_at_end(x) ((x) & BSF_NOT_AT_END)
-#define flag_is_ordinary_local(x) (((x) & (BSF_LOCAL))&!((x) & (BSF_DEBUGGING)))
-#define flag_is_debugger(x) ((x) & BSF_DEBUGGING)
-#define flag_is_undefined_or_global(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL))
-#define flag_is_defined(x) (!((x) & (BSF_UNDEFINED)))
-#define flag_is_global_or_common(x) ((x) & (BSF_GLOBAL | BSF_FORT_COMM))
-#define flag_is_undefined_or_global_or_common(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL | BSF_FORT_COMM))
-#define flag_is_common(x) ((x) & BSF_FORT_COMM)
-#define flag_is_global(x) ((x) & (BSF_GLOBAL))
-#define flag_is_undefined(x) ((x) & BSF_UNDEFINED)
-#define flag_set(x,y) (x = y)
-#define flag_is_fort_comm(x) ((x) & BSF_FORT_COMM)
-#define flag_is_absolute(x) ((x) & BSF_ABSOLUTE)
+   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 LD_H
+#define LD_H
+
+#ifdef HAVE_LOCALE_H
+# include <locale.h>
+#endif
+
+#ifdef ENABLE_NLS
+# include <libintl.h>
+# define _(String) gettext (String)
+# ifdef gettext_noop
+#  define N_(String) gettext_noop (String)
+# else
+#  define N_(String) (String)
+# endif
+#else
+# define gettext(Msgid) (Msgid)
+# define dgettext(Domainname, Msgid) (Msgid)
+# define dcgettext(Domainname, Msgid, Category) (Msgid)
+# define textdomain(Domainname) while (0) /* nothing */
+# define bindtextdomain(Domainname, Dirname) while (0) /* nothing */
+# define _(String) (String)
+# 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 variable for a target format */
+#define TARGET_ENVIRON "GNUTARGET"
+
+/* Input sections which are put in a section of this name are actually
+   discarded.  */
+#define DISCARD_SECTION_NAME "/DISCARD/"
+
+/* A file name list */
+typedef struct name_list {
+  const char *name;
+  struct name_list *next;
+}
+name_list;
+
+/* A wildcard specification.  This is only used in ldgram.y, but it
+   winds up in ldgram.h, so we need to define it outside.  */
+
+struct wildcard_spec {
+  const char *name;
+  struct name_list *exclude_name_list;
+  boolean sorted;
+};
+
+struct wildcard_list {
+  struct wildcard_list *next;
+  struct wildcard_spec spec;
+};
+

 /* Extra information we hold on sections */
 /* Extra information we hold on sections */

-typedef struct  user_section_struct {
+typedef struct user_section_struct {

   /* Pointer to the section where this data will go */
   struct lang_input_statement_struct *file;
 } section_userdata_type;
 
   /* Pointer to the section where this data will go */
   struct lang_input_statement_struct *file;
 } section_userdata_type;
 

-

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

-#define as_output_section_statement(x) ((x)->otheruserdata)
-
-#if 0
-/*
- * Structure for communication between do_file_warnings and it's
- * helper routines.  Will in practice be an array of three of these:
- * 0) Current line, 1) Next line, 2) Source file info.
- */
-struct line_debug_entry
-{
-  int line;
-  char *filename;
-  struct nlist *sym;
-};
-
-#endif

 
 

+#define BYTE_SIZE      (1)
+#define SHORT_SIZE     (2)
+#define LONG_SIZE      (4)
+#define QUAD_SIZE      (8)

 
 

-/* Which symbols should be stripped (omitted from the output):
-   none, all, or debugger symbols.  */
-enum { STRIP_NONE, STRIP_ALL, STRIP_DEBUGGER } strip_symbols;
-
+/* ALIGN macro changed to ALIGN_N to avoid     */
+/* conflict in /usr/include/machine/machparam.h */
+/* WARNING: If THIS is a 64 bit address and BOUNDARY is a 32 bit int,
+   you must coerce boundary to the same type as THIS.
+   ??? Is there a portable way to avoid this.  */
+#define ALIGN_N(this, boundary) \
+  ((( (this) + ((boundary) -1)) & (~((boundary)-1))))

 
 

+typedef struct {
+  /* 1 => assign space to common symbols even if `relocatable_output'.  */
+  boolean force_common_definition;

 
 

+  /* 1 => do not assign addresses to common symbols. */
+  boolean inhibit_common_definition;
+  boolean relax;

 
 

-/* Which local symbols should be omitted:
-   none, all, or those starting with L.
-   This is irrelevant if STRIP_NONE.  */
-enum { DISCARD_NONE, DISCARD_ALL, DISCARD_L } discard_locals;
+  /* Name of runtime interpreter to invoke.  */
+  char *interpreter;

 
 

+  /* Name to give runtime libary from the -soname argument.  */
+  char *soname;

 
 

+  /* Runtime library search path from the -rpath argument.  */
+  char *rpath;

 
 

+  /* Link time runtime library search path from the -rpath-link
+     argument.  */
+  char *rpath_link;

 
 

+  /* Big or little endian as set on command line.  */
+  enum { ENDIAN_UNSET = 0, ENDIAN_BIG, ENDIAN_LITTLE } endian;

 
 

+  /* If true, build MIPS embedded PIC relocation tables in the output
+     file.  */
+  boolean embedded_relocs;

 
 

-#define ALIGN(this, boundary)  ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
-#if 0
-#define FOREACHGLOBALSYMBOL(x)   ldsym_type *x; for (x = symbol_head; x; x=x->next)
+  /* If true, force generation of a file with a .exe file.  */
+  boolean force_exe_suffix;

 
 

+  /* If true, generate a cross reference report.  */
+  boolean cref;

 
 

+  /* If true (which is the default), warn about mismatched input
+     files.  */
+  boolean warn_mismatch;

 
 

+  /* Remove unreferenced sections?  */
+  boolean gc_sections;

 
 

-#define SECTIONLOOP(abfd, ptr) \
-  asection *ptr; for(ptr = abfd->sections; ptr;ptr=ptr->next)
+  /* 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 for whose symbol table this shared object
+     is an auxiliary filter.  From the --auxiliary option.  */
+  char **auxiliary_filters;

 
 

-#endif
-typedef struct {
+  /* A version symbol to be applied to the symbol names found in the
+     .exports sections.  */
+  char *version_exports_section;

 
 

-  /* 1 => assign space to common symbols even if `relocatable_output'.  */
-  boolean force_common_definition;
+  /* If true (the default) check section addresses, once compute,
+     fpor overlaps.  */
+  boolean check_section_addresses;

 
 } args_type;
 
 
 } args_type;
 

+extern args_type command_line;
+

 typedef int token_code_type;
 
 typedef int token_code_type;
 

-typedef struct 
-{
-  unsigned int specified_data_size;
+typedef struct {
+  bfd_size_type specified_data_size;

   boolean magic_demand_paged;
   boolean make_executable;
   boolean magic_demand_paged;
   boolean make_executable;

-  /* 1 => write relocation into output file so can re-input it later.  */
-  boolean relocateable_output;

 
 

-  /* Will we build contstructors, or leave alone ? */
+  /* If true, doing a dynamic link.  */
+  boolean dynamic_link;
+
+  /* If true, -shared is supported.  */
+  /* ??? A better way to do this is perhaps to define this in the
+     ld_emulation_xfer_struct since this is really a target dependent
+     parameter.  */
+  boolean has_shared;
+
+  /* If true, build constructors.  */

   boolean build_constructors;
   boolean build_constructors;

-  /* 1 => write relocation such that a UNIX linker can understand it.
-     This is used mainly to finish of sets that were built.  */
-  boolean unix_relocate;

 
 

+  /* If true, warn about any constructors.  */
+  boolean warn_constructors;

 
 

-} ld_config_type;
-#define set_asymbol_chain(x,y) ((x)->udata = (void *)y)
-#define get_asymbol_chain(x) ((asymbol **)((x)->udata))
-#define get_loader_symbol(x) ((loader_global_asymbol *)((x)->udata))
-#define set_loader_symbol(x,y) ((x)->udata = (void *)y)
+  /* If true, warn about merging common symbols with others.  */
+  boolean warn_common;
+
+  /* If true, only warn once about a particular undefined symbol.  */
+  boolean warn_once;
+
+  /* If true, warn if multiple global-pointers are needed (Alpha
+     only).  */
+  boolean warn_multiple_gp;

 
 

+  /* If true, warn if the starting address of an output section
+     changes due to the alignment of an input section.  */
+  boolean warn_section_align;

 
 

+  /* If true, warning messages are fatal */
+  boolean fatal_warnings;

 
 

+  boolean sort_common;

 
 

+  boolean text_read_only;

 
 

+  char *map_filename;
+  FILE *map_file;
+
+  boolean stats;
+
+  /* If set, orphan input sections will be mapped to separate output
+     sections.  */
+  boolean unique_orphan_sections;
+
+  unsigned int split_by_reloc;
+  bfd_size_type split_by_file;
+} ld_config_type;
+
+extern ld_config_type config;

 
 typedef enum {
   lang_first_phase_enum,
   lang_allocating_phase_enum,
 
 typedef enum {
   lang_first_phase_enum,
   lang_allocating_phase_enum,

-  lang_final_phase_enum } lang_phase_type;
+  lang_final_phase_enum
+} lang_phase_type;
+
+extern FILE * saved_script_handle;
+extern boolean force_make_executable;

 
 

+/* Non-zero if we are processing a --defsym from the command line.  */
+extern int parsing_defsym;

 
 

+extern int yyparse PARAMS ((void));

 
 

+extern void add_cref PARAMS ((const char *, bfd *, asection *, bfd_vma));
+extern void output_cref PARAMS ((FILE *));
+extern void check_nocrossrefs PARAMS ((void));

 
 

+extern void ld_abort PARAMS ((const char *, int, const char *))
+     ATTRIBUTE_NORETURN;
+
+/* If gcc >= 2.6, we can give a function name, too.  */
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
+#define __PRETTY_FUNCTION__  ((char*) NULL)
+#endif
+
+#undef abort
+#define abort() ld_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
+
+#endif