binutils-gdb/ld/ld.h
Ian Lance Taylor 809ee7e036 * ld.h (ld_config_type): Add new field warn_once.
* ldmain.c (undefined_symbol): Handle -warn-once.
	* lexsup.c (parse_args): Recognize -warn-once.
	* ld.texinfo (Options): Document -warn-once.
	* ld.1: Likewise.
PR 4456.
1994-09-14 22:27:16 +00:00

112 lines
2.8 KiB
C

/* ld.h -
Copyright (C) 1991, 1993 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
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,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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. */
#ifndef LD_H
#define LD_H
/* Extra information we hold on sections */
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 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 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;
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;
} args_type;
extern args_type command_line;
typedef int token_code_type;
typedef struct
{
bfd_size_type specified_data_size;
boolean magic_demand_paged;
boolean make_executable;
/* If true, request BFD to use the traditional format. */
boolean traditional_format;
/* If true, doing a dynamic link. */
boolean dynamic_link;
boolean build_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;
boolean sort_common;
boolean text_read_only;
char *map_filename;
FILE *map_file;
boolean stats;
} 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 boolean had_script;
extern boolean force_make_executable;
extern int yyparse PARAMS ((void));
#endif