/* ld.h -- general linker header file
- Copyright (C) 1991, 93, 94, 95, 96, 97, 98, 99, 2000
+ Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2004
Free Software Foundation, Inc.
This file is part of GLD, the Gnu Linker.
# define N_(String) (String)
# endif
#else
-/* Stubs that do something close enough. */
-# define textdomain(String) (String)
-# define gettext(String) (String)
-# define dgettext(Domain,Message) (Message)
-# define dcgettext(Domain,Message,Type) (Message)
-# define bindtextdomain(Domain,Directory) (Domain)
+# 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: */
#define DISCARD_SECTION_NAME "/DISCARD/"
/* A file name list */
-typedef struct name_list
-{
- const char *name;
- struct name_list *next;
-} name_list;
+typedef struct name_list {
+ const char *name;
+ struct name_list *next;
+}
+name_list;
+
+/* A wildcard specification. */
-/* A wildcard specification. This is only used in ldgram.y, but it
- winds up in ldgram.h, so we need to define it outside. */
+typedef enum {
+ none, by_name, by_alignment, by_name_alignment, by_alignment_name
+} sort_type;
-struct wildcard_spec
-{
+extern sort_type sort_section;
+
+struct wildcard_spec {
const char *name;
struct name_list *exclude_name_list;
- boolean sorted;
+ sort_type sorted;
+};
+
+struct wildcard_list {
+ struct wildcard_list *next;
+ struct wildcard_spec spec;
+};
+
+struct map_symbol_def {
+ struct bfd_link_hash_entry *entry;
+ struct map_symbol_def *next;
};
/* Extra information we hold on sections */
-typedef struct user_section_struct
-{
- /* Pointer to the section where this data will go */
+typedef struct lean_user_section_struct {
+ /* For output sections: pointer to the section where this data will go. */
struct lang_input_statement_struct *file;
-} section_userdata_type;
+} 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 {
+ /* 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;
+
+#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 LONG_SIZE (4)
#define QUAD_SIZE (8)
-/* 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
-{
+typedef struct {
/* 1 => assign space to common symbols even if `relocatable_output'. */
- boolean force_common_definition;
- boolean relax;
+ bfd_boolean force_common_definition;
+
+ /* 1 => do not assign addresses to common symbols. */
+ bfd_boolean inhibit_common_definition;
+ bfd_boolean relax;
/* Name of runtime interpreter to invoke. */
char *interpreter;
/* Big or little endian as set on command line. */
enum { ENDIAN_UNSET = 0, ENDIAN_BIG, ENDIAN_LITTLE } endian;
- /* If true, export all symbols in the dynamic symbol table of an ELF
- executable. */
- boolean export_dynamic;
-
- /* If true, build MIPS embedded PIC relocation tables in the output
+ /* If TRUE, build MIPS embedded PIC relocation tables in the output
file. */
- boolean embedded_relocs;
+ bfd_boolean embedded_relocs;
- /* If true, force generation of a file with a .exe file. */
- boolean force_exe_suffix;
+ /* If TRUE, force generation of a file with a .exe file. */
+ bfd_boolean force_exe_suffix;
- /* If true, generate a cross reference report. */
- boolean cref;
+ /* If TRUE, generate a cross reference report. */
+ bfd_boolean cref;
- /* If true (which is the default), warn about mismatched input
+ /* If TRUE (which is the default), warn about mismatched input
files. */
- boolean warn_mismatch;
+ bfd_boolean warn_mismatch;
/* Remove unreferenced sections? */
- boolean gc_sections;
+ bfd_boolean gc_sections;
/* Name of shared object whose symbol table should be filtered with
this shared object. From the --filter option. */
.exports sections. */
char *version_exports_section;
- /* If true (the default) check section addresses, once compute,
+ /* If TRUE (the default) check section addresses, once compute,
fpor overlaps. */
- boolean check_section_addresses;
-
+ bfd_boolean check_section_addresses;
+
+ /* If TRUE allow the linking of input files in an unknown architecture
+ assuming that the user knows what they are doing. This was the old
+ behaviour of the linker. The new default behaviour is to reject such
+ 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;
+
} args_type;
extern args_type command_line;
typedef int token_code_type;
-typedef struct
-{
+typedef struct {
bfd_size_type specified_data_size;
- boolean magic_demand_paged;
- boolean make_executable;
+ bfd_boolean magic_demand_paged;
+ bfd_boolean make_executable;
- /* If true, doing a dynamic link. */
- boolean dynamic_link;
+ /* If TRUE, doing a dynamic link. */
+ bfd_boolean dynamic_link;
- /* If true, -shared is supported. */
+ /* 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;
+ bfd_boolean has_shared;
- /* If true, build constructors. */
- boolean build_constructors;
+ /* If TRUE, build constructors. */
+ bfd_boolean build_constructors;
- /* If true, warn about any constructors. */
- boolean warn_constructors;
+ /* If TRUE, warn about any constructors. */
+ bfd_boolean warn_constructors;
- /* If true, warn about merging common symbols with others. */
- boolean warn_common;
+ /* If TRUE, warn about merging common symbols with others. */
+ bfd_boolean warn_common;
- /* If true, only warn once about a particular undefined symbol. */
- boolean warn_once;
+ /* If TRUE, only warn once about a particular undefined symbol. */
+ bfd_boolean warn_once;
- /* If true, warn if multiple global-pointers are needed (Alpha
+ /* If TRUE, warn if multiple global-pointers are needed (Alpha
only). */
- boolean warn_multiple_gp;
+ bfd_boolean warn_multiple_gp;
- /* If true, warn if the starting address of an output section
+ /* If TRUE, warn if the starting address of an output section
changes due to the alignment of an input section. */
- boolean warn_section_align;
+ bfd_boolean warn_section_align;
+
+ /* If TRUE, warning messages are fatal */
+ bfd_boolean fatal_warnings;
- boolean sort_common;
+ bfd_boolean sort_common;
- boolean text_read_only;
+ bfd_boolean text_read_only;
char *map_filename;
FILE *map_file;
- boolean stats;
+ bfd_boolean stats;
- int split_by_reloc;
- boolean split_by_file;
+ /* If set, orphan input sections will be mapped to separate output
+ sections. */
+ bfd_boolean unique_orphan_sections;
+
+ unsigned int split_by_reloc;
+ bfd_size_type split_by_file;
+
+ /* If set, only search library directories explicitly selected
+ on the command line. */
+ bfd_boolean only_cmd_line_lib_dirs;
+
+ /* The size of the hash table to use. */
+ bfd_size_type hash_table_size;
} ld_config_type;
extern ld_config_type config;
-typedef enum
-{
+typedef enum {
lang_first_phase_enum,
lang_allocating_phase_enum,
lang_final_phase_enum
} lang_phase_type;
-extern boolean had_script;
-extern boolean force_make_executable;
+extern FILE * saved_script_handle;
+extern bfd_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;
+extern int yyparse (void);
+extern void add_cref (const char *, bfd *, asection *, bfd_vma);
+extern void output_cref (FILE *);
+extern void check_nocrossrefs (void);
+extern void ld_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
-/* If gcc, we can give a function name, too. */
-#if !defined (__GNUC__) || __GNUC_MINOR__ <= 5
-#define __PRETTY_FUNCTION__ ((char*) NULL)
+/* If gcc >= 2.6, we can give a function name, too. */
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
+#define __PRETTY_FUNCTION__ NULL
#endif
#undef abort
projects / deliverable / binutils-gdb.git / blobdiff