-/* ld.h -
-
- Copyright (C) 1991, 1993 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.
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_undefined_or_global_or_common_or_constructor(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL | BSF_FORT_COMM | BSF_CONSTRUCTOR))
-#define flag_is_constructor(x) ((x) & BSF_CONSTRUCTOR)
-#define flag_is_common(x) ((x) & BSF_FORT_COMM)
-#define flag_is_global(x) ((x) & (BSF_GLOBAL))
-#define flag_is_weak(x) ((x) & BSF_WEAK)
-#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 */
-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;
-
#define get_userdata(x) ((x)->userdata)
-#define as_output_section_statement(x) ((x)->otheruserdata)
-
-
-
-/* Which symbols should be stripped (omitted from the output):
- none, all, or debugger symbols. */
-typedef enum { STRIP_NONE, STRIP_ALL, STRIP_DEBUGGER, STRIP_SOME } strip_symbols_type;
-
-
-
-
-/* Which local symbols should be omitted:
- none, all, or those starting with L.
- This is irrelevant if STRIP_NONE. */
-typedef enum { DISCARD_NONE, DISCARD_ALL, DISCARD_L } discard_locals_type;
-
#define BYTE_SIZE (1)
#define SHORT_SIZE (2)
#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 an unsigned int,
+/* 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))))
+#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;
-
+
+ /* 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;
+
+ /* 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;
+
+ /* 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;
+
+ /* A version symbol to be applied to the symbol names found in the
+ .exports sections. */
+ char *version_exports_section;
+
+ /* If true (the default) check section addresses, once compute,
+ fpor overlaps. */
+ boolean check_section_addresses;
+
} 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;
- /* 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;
+ /* If true, warn about any constructors. */
+ boolean warn_constructors;
+
/* 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;
-/* these flags may seem mutually exclusive, but not setting them
- allows the back end to decide what would be the best thing to do */
- boolean text_read_only;
- char *map_filename;
- FILE *map_file;
+ boolean text_read_only;
-} ld_config_type;
-#define set_asymbol_chain(x,y) ((x)->udata = (PTR)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 = (PTR)y)
+ 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;
+ /* If set, only search library directories explicitly selected
+ on the command line. */
+ boolean only_cmd_line_lib_dirs;
+} 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;
+ 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__)
-int yyparse();
+#endif
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