* options.h (General_options): Remove leading space from help
	messages for -nostdlib and --rosegment.
This commit is contained in:
Roland McGrath 2013-05-10 20:35:47 +00:00
parent 21ff46861c
commit 0c6e6c39ad
2 changed files with 221 additions and 215 deletions

View File

@ -1,3 +1,8 @@
2013-05-10 Roland McGrath <mcgrathr@google.com>
* options.h (General_options): Remove leading space from help
messages for -nostdlib and --rosegment.
2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
PR ld/15365
@ -14802,7 +14807,7 @@
* Added source code to GNU binutils.
Copyright (C) 2008-2012 Free Software Foundation, Inc.
Copyright (C) 2008-2013 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright

View File

@ -1,6 +1,7 @@
// options.h -- handle command line options for gold -*- C++ -*-
// Copyright 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2013
// Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
@ -120,7 +121,7 @@ parse_set(const char* option_name, const char* arg, String_set* retval);
extern void
parse_choices(const char* option_name, const char* arg, const char** retval,
const char* choices[], int num_choices);
const char* choices[], int num_choices);
struct Struct_var;
@ -168,7 +169,7 @@ struct One_option
Struct_var* reader;
One_option(const char* ln, Dashes d, char sn, const char* dv,
const char* hs, const char* ha, bool oa, Struct_var* r)
const char* hs, const char* ha, bool oa, Struct_var* r)
: longname(ln), dashes(d), shortname(sn), default_value(dv ? dv : ""),
helpstring(hs), helparg(ha), optional_arg(oa), reader(r)
{
@ -219,7 +220,7 @@ struct Struct_var
// OPTIONS: the global General_options object. Used by DEFINE_special.
virtual void
parse_to_value(const char* option, const char* arg,
Command_line* cmdline, General_options* options) = 0;
Command_line* cmdline, General_options* options) = 0;
virtual
~Struct_var() // To make gcc happy.
{ }
@ -230,16 +231,16 @@ struct Struct_special : public Struct_var
{
// If you change this, change the parse-fn in DEFINE_special as well.
typedef void (General_options::*Parse_function)(const char*, const char*,
Command_line*);
Command_line*);
Struct_special(const char* varname, Dashes dashes, char shortname,
Parse_function parse_function,
const char* helpstring, const char* helparg)
Parse_function parse_function,
const char* helpstring, const char* helparg)
: option(varname, dashes, shortname, "", helpstring, helparg, false, this),
parse(parse_function)
{ }
void parse_to_value(const char* option, const char* arg,
Command_line* cmdline, General_options* options)
Command_line* cmdline, General_options* options)
{ (options->*(this->parse))(option, arg, cmdline); }
One_option option;
@ -261,17 +262,17 @@ struct Struct_special : public Struct_var
// avoid unintended macro substitution of "assert()", we need to enclose
// varname__ with parenthese.
#define DEFINE_var(varname__, dashes__, shortname__, default_value__, \
default_value_as_string__, helpstring__, helparg__, \
optional_arg__, type__, param_type__, parse_fn__) \
default_value_as_string__, helpstring__, helparg__, \
optional_arg__, type__, param_type__, parse_fn__) \
public: \
param_type__ \
(varname__)() const \
{ return this->varname__##_.value; } \
\
\
bool \
user_set_##varname__() const \
{ return this->varname__##_.user_set_via_option; } \
\
\
void \
set_user_set_##varname__() \
{ this->varname__##_.user_set_via_option = true; } \
@ -281,18 +282,18 @@ struct Struct_special : public Struct_var
{ \
Struct_##varname__() \
: option(#varname__, dashes__, shortname__, default_value_as_string__, \
helpstring__, helparg__, optional_arg__, this), \
user_set_via_option(false), value(default_value__) \
helpstring__, helparg__, optional_arg__, this), \
user_set_via_option(false), value(default_value__) \
{ } \
\
\
void \
parse_to_value(const char* option_name, const char* arg, \
Command_line*, General_options*) \
Command_line*, General_options*) \
{ \
parse_fn__(option_name, arg, &this->value); \
this->user_set_via_option = true; \
} \
\
\
options::One_option option; \
bool user_set_via_option; \
type__ value; \
@ -308,71 +309,71 @@ struct Struct_special : public Struct_var
// VARNAME, we also create an option called no-VARNAME (or, for a -z
// option, noVARNAME).
#define DEFINE_bool(varname__, dashes__, shortname__, default_value__, \
helpstring__, no_helpstring__) \
helpstring__, no_helpstring__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
default_value__ ? "true" : "false", helpstring__, NULL, \
false, bool, bool, options::parse_bool) \
default_value__ ? "true" : "false", helpstring__, NULL, \
false, bool, bool, options::parse_bool) \
struct Struct_no_##varname__ : public options::Struct_var \
{ \
Struct_no_##varname__() : option((dashes__ == options::DASH_Z \
? "no" #varname__ \
: "no-" #varname__), \
dashes__, '\0', \
default_value__ ? "false" : "true", \
no_helpstring__, NULL, false, this) \
default_value__ ? "false" : "true", \
no_helpstring__, NULL, false, this) \
{ } \
\
\
void \
parse_to_value(const char*, const char*, \
Command_line*, General_options* options) \
Command_line*, General_options* options) \
{ \
options->set_##varname__(false); \
options->set_user_set_##varname__(); \
} \
\
\
options::One_option option; \
}; \
Struct_no_##varname__ no_##varname__##_initializer_
#define DEFINE_enable(varname__, dashes__, shortname__, default_value__, \
helpstring__, no_helpstring__) \
helpstring__, no_helpstring__) \
DEFINE_var(enable_##varname__, dashes__, shortname__, default_value__, \
default_value__ ? "true" : "false", helpstring__, NULL, \
false, bool, bool, options::parse_bool) \
default_value__ ? "true" : "false", helpstring__, NULL, \
false, bool, bool, options::parse_bool) \
struct Struct_disable_##varname__ : public options::Struct_var \
{ \
Struct_disable_##varname__() : option("disable-" #varname__, \
dashes__, '\0', \
default_value__ ? "false" : "true", \
no_helpstring__, NULL, false, this) \
dashes__, '\0', \
default_value__ ? "false" : "true", \
no_helpstring__, NULL, false, this) \
{ } \
\
\
void \
parse_to_value(const char*, const char*, \
Command_line*, General_options* options) \
Command_line*, General_options* options) \
{ options->set_enable_##varname__(false); } \
\
\
options::One_option option; \
}; \
Struct_disable_##varname__ disable_##varname__##_initializer_
#define DEFINE_int(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
#default_value__, helpstring__, helparg__, false, \
int, int, options::parse_int)
#default_value__, helpstring__, helparg__, false, \
int, int, options::parse_int)
#define DEFINE_uint(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
#default_value__, helpstring__, helparg__, false, \
int, int, options::parse_uint)
#default_value__, helpstring__, helparg__, false, \
int, int, options::parse_uint)
#define DEFINE_uint64(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
#default_value__, helpstring__, helparg__, false, \
uint64_t, uint64_t, options::parse_uint64)
#default_value__, helpstring__, helparg__, false, \
uint64_t, uint64_t, options::parse_uint64)
#define DEFINE_double(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__) \
@ -387,19 +388,19 @@ struct Struct_special : public Struct_var
double, double, options::parse_percent)
#define DEFINE_string(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
default_value__, helpstring__, helparg__, false, \
const char*, const char*, options::parse_string)
default_value__, helpstring__, helparg__, false, \
const char*, const char*, options::parse_string)
// This is like DEFINE_string, but we convert each occurrence to a
// Search_directory and store it in a vector. Thus we also have the
// add_to_VARNAME() method, to append to the vector.
#define DEFINE_dirlist(varname__, dashes__, shortname__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, , \
"", helpstring__, helparg__, false, options::Dir_list, \
const options::Dir_list&, options::parse_dirlist) \
"", helpstring__, helparg__, false, options::Dir_list, \
const options::Dir_list&, options::parse_dirlist) \
void \
add_to_##varname__(const char* new_value) \
{ options::parse_dirlist(NULL, new_value, &this->varname__##_.value); } \
@ -409,10 +410,10 @@ struct Struct_special : public Struct_var
// This is like DEFINE_string, but we store a set of strings.
#define DEFINE_set(varname__, dashes__, shortname__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, , \
"", helpstring__, helparg__, false, options::String_set, \
const options::String_set&, options::parse_set) \
"", helpstring__, helparg__, false, options::String_set, \
const options::String_set&, options::parse_set) \
public: \
bool \
any_##varname__() const \
@ -422,8 +423,8 @@ struct Struct_special : public Struct_var
is_##varname__(const char* symbol) const \
{ \
return (!this->varname__##_.value.empty() \
&& (this->varname__##_.value.find(std::string(symbol)) \
!= this->varname__##_.value.end())); \
&& (this->varname__##_.value.find(std::string(symbol)) \
!= this->varname__##_.value.end())); \
} \
\
options::String_set::const_iterator \
@ -438,17 +439,17 @@ struct Struct_special : public Struct_var
// After helparg__ should come an initializer list, like
// {"foo", "bar", "baz"}
#define DEFINE_enum(varname__, dashes__, shortname__, default_value__, \
helpstring__, helparg__, ...) \
helpstring__, helparg__, ...) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
default_value__, helpstring__, helparg__, false, \
const char*, const char*, parse_choices_##varname__) \
default_value__, helpstring__, helparg__, false, \
const char*, const char*, parse_choices_##varname__) \
private: \
static void parse_choices_##varname__(const char* option_name, \
const char* arg, \
const char** retval) { \
const char* arg, \
const char** retval) { \
const char* choices[] = __VA_ARGS__; \
options::parse_choices(option_name, arg, retval, \
choices, sizeof(choices) / sizeof(*choices)); \
choices, sizeof(choices) / sizeof(*choices)); \
}
// This is like DEFINE_bool, but VARNAME is the name of a different
@ -530,16 +531,16 @@ struct Struct_special : public Struct_var
// General_options; you are responsible for defining it there.
// helparg__ should be NULL iff this special-option is a boolean.
#define DEFINE_special(varname__, dashes__, shortname__, \
helpstring__, helparg__) \
helpstring__, helparg__) \
private: \
void parse_##varname__(const char* option, const char* arg, \
Command_line* inputs); \
Command_line* inputs); \
struct Struct_##varname__ : public options::Struct_special \
{ \
Struct_##varname__() \
: options::Struct_special(#varname__, dashes__, shortname__, \
&General_options::parse_##varname__, \
helpstring__, helparg__) \
&General_options::parse_##varname__, \
helpstring__, helparg__) \
{ } \
}; \
Struct_##varname__ varname__##_initializer_
@ -551,8 +552,8 @@ struct Struct_special : public Struct_var
default_value__, \
helpstring__, helparg__) \
DEFINE_var(varname__, dashes__, shortname__, default_value__, \
default_value__, helpstring__, helparg__, true, \
const char*, const char*, options::parse_optional_string)
default_value__, helpstring__, helparg__, true, \
const char*, const char*, options::parse_optional_string)
// A directory to search. For each directory we record whether it is
// in the sysroot. We need to know this so that, if a linker script
@ -620,11 +621,11 @@ class General_options
// NOTE: For every option that you add here, also consider if you
// should add it to Position_dependent_options.
DEFINE_special(help, options::TWO_DASHES, '\0',
N_("Report usage information"), NULL);
N_("Report usage information"), NULL);
DEFINE_special(version, options::TWO_DASHES, 'v',
N_("Report version information"), NULL);
N_("Report version information"), NULL);
DEFINE_special(V, options::EXACTLY_ONE_DASH, '\0',
N_("Report version and target information"), NULL);
N_("Report version and target information"), NULL);
// These options are sorted approximately so that for each letter in
// the alphabet, we show the option whose shortname is that letter
@ -641,12 +642,12 @@ class General_options
N_("Do not allow multiple definitions"), false);
DEFINE_bool(allow_shlib_undefined, options::TWO_DASHES, '\0', false,
N_("Allow unresolved references in shared libraries"),
N_("Do not allow unresolved references in shared libraries"));
N_("Allow unresolved references in shared libraries"),
N_("Do not allow unresolved references in shared libraries"));
DEFINE_bool(as_needed, options::TWO_DASHES, '\0', false,
N_("Only set DT_NEEDED for shared libraries if used"),
N_("Always DT_NEEDED for shared libraries"));
N_("Only set DT_NEEDED for shared libraries if used"),
N_("Always DT_NEEDED for shared libraries"));
DEFINE_enum(assert, options::ONE_DASH, '\0', NULL,
N_("Ignored"), N_("[ignored]"),
@ -657,10 +658,10 @@ class General_options
// accept any string. We'll fail later (when the string is parsed),
// if the target isn't actually supported.
DEFINE_string(format, options::TWO_DASHES, 'b', "elf",
N_("Set input format"), ("[elf,binary]"));
N_("Set input format"), ("[elf,binary]"));
DEFINE_bool(Bdynamic, options::ONE_DASH, '\0', true,
N_("-l searches for shared libraries"), NULL);
N_("-l searches for shared libraries"), NULL);
DEFINE_bool_alias(Bstatic, Bdynamic, options::ONE_DASH, '\0',
N_("-l does not search for shared libraries"), NULL,
true);
@ -673,7 +674,7 @@ class General_options
N_("Use group name lookup rules for shared library"), NULL);
DEFINE_bool(Bsymbolic, options::ONE_DASH, '\0', false,
N_("Bind defined symbols locally"), NULL);
N_("Bind defined symbols locally"), NULL);
DEFINE_bool(Bsymbolic_functions, options::ONE_DASH, '\0', false,
N_("Bind defined function symbols locally"), NULL);
@ -683,13 +684,13 @@ class General_options
N_("[=STYLE]"));
DEFINE_uint64(build_id_chunk_size_for_treehash,
options::TWO_DASHES, '\0', 2 << 20,
N_("Chunk size for '--build-id=tree'"), N_("SIZE"));
options::TWO_DASHES, '\0', 2 << 20,
N_("Chunk size for '--build-id=tree'"), N_("SIZE"));
DEFINE_uint64(build_id_min_file_size_for_treehash, options::TWO_DASHES,
'\0', 40 << 20,
N_("Minimum output file size for '--build-id=tree' to work"
" differently than '--build-id=sha1'"), N_("SIZE"));
'\0', 40 << 20,
N_("Minimum output file size for '--build-id=tree' to work"
" differently than '--build-id=sha1'"), N_("SIZE"));
DEFINE_bool(check_sections, options::TWO_DASHES, '\0', true,
N_("Check segment addresses for overlaps (default)"),
@ -697,14 +698,14 @@ class General_options
#ifdef HAVE_ZLIB_H
DEFINE_enum(compress_debug_sections, options::TWO_DASHES, '\0', "none",
N_("Compress .debug_* sections in the output file"),
("[none,zlib]"),
{"none", "zlib"});
N_("Compress .debug_* sections in the output file"),
("[none,zlib]"),
{"none", "zlib"});
#else
DEFINE_enum(compress_debug_sections, options::TWO_DASHES, '\0', "none",
N_("Compress .debug_* sections in the output file"),
N_("[none]"),
{"none"});
N_("Compress .debug_* sections in the output file"),
N_("[none]"),
{"none"});
#endif
DEFINE_bool(copy_dt_needed_entries, options::TWO_DASHES, '\0', false,
@ -720,19 +721,19 @@ class General_options
N_("Handle constructors as directed by compiler"));
DEFINE_bool(define_common, options::TWO_DASHES, 'd', false,
N_("Define common symbols"),
N_("Do not define common symbols"));
N_("Define common symbols"),
N_("Do not define common symbols"));
DEFINE_bool(dc, options::ONE_DASH, '\0', false,
N_("Alias for -d"), NULL);
N_("Alias for -d"), NULL);
DEFINE_bool(dp, options::ONE_DASH, '\0', false,
N_("Alias for -d"), NULL);
N_("Alias for -d"), NULL);
DEFINE_string(debug, options::TWO_DASHES, '\0', "",
N_("Turn on debugging"),
N_("[all,files,script,task][,...]"));
N_("Turn on debugging"),
N_("[all,files,script,task][,...]"));
DEFINE_special(defsym, options::TWO_DASHES, '\0',
N_("Define a symbol"), N_("SYMBOL=EXPRESSION"));
N_("Define a symbol"), N_("SYMBOL=EXPRESSION"));
DEFINE_optional_string(demangle, options::TWO_DASHES, '\0', NULL,
N_("Demangle C++ symbols in log messages"),
@ -743,35 +744,35 @@ class General_options
NULL);
DEFINE_bool(detect_odr_violations, options::TWO_DASHES, '\0', false,
N_("Look for violations of the C++ One Definition Rule"),
N_("Look for violations of the C++ One Definition Rule"),
N_("Do not look for violations of the C++ One Definition Rule"));
DEFINE_bool(discard_all, options::TWO_DASHES, 'x', false,
N_("Delete all local symbols"), NULL);
DEFINE_bool(discard_locals, options::TWO_DASHES, 'X', false,
N_("Delete all temporary local symbols"), NULL);
N_("Delete all temporary local symbols"), NULL);
DEFINE_bool(dynamic_list_data, options::TWO_DASHES, '\0', false,
N_("Add data symbols to dynamic symbols"), NULL);
N_("Add data symbols to dynamic symbols"), NULL);
DEFINE_bool(dynamic_list_cpp_new, options::TWO_DASHES, '\0', false,
N_("Add C++ operator new/delete to dynamic symbols"), NULL);
N_("Add C++ operator new/delete to dynamic symbols"), NULL);
DEFINE_bool(dynamic_list_cpp_typeinfo, options::TWO_DASHES, '\0', false,
N_("Add C++ typeinfo to dynamic symbols"), NULL);
N_("Add C++ typeinfo to dynamic symbols"), NULL);
DEFINE_special(dynamic_list, options::TWO_DASHES, '\0',
N_("Read a list of dynamic symbols"), N_("FILE"));
N_("Read a list of dynamic symbols"), N_("FILE"));
DEFINE_string(entry, options::TWO_DASHES, 'e', NULL,
N_("Set program start address"), N_("ADDRESS"));
N_("Set program start address"), N_("ADDRESS"));
DEFINE_special(exclude_libs, options::TWO_DASHES, '\0',
N_("Exclude libraries from automatic export"),
N_(("lib,lib ...")));
DEFINE_bool(export_dynamic, options::TWO_DASHES, 'E', false,
N_("Export all dynamic symbols"),
N_("Export all dynamic symbols"),
N_("Do not export all dynamic symbols (default)"));
DEFINE_set(export_dynamic_symbol, options::TWO_DASHES, '\0',
@ -784,7 +785,7 @@ class General_options
N_("Link little-endian objects."), NULL);
DEFINE_bool(eh_frame_hdr, options::TWO_DASHES, '\0', false,
N_("Create exception frame header"), NULL);
N_("Create exception frame header"), NULL);
DEFINE_bool(enum_size_warning, options::TWO_DASHES, '\0', true, NULL,
N_("(ARM only) Do not warn about objects with incompatible "
@ -803,7 +804,7 @@ class General_options
N_("Do not treat warnings as errors"));
DEFINE_string(fini, options::ONE_DASH, '\0', "_fini",
N_("Call SYMBOL at unload-time"), N_("SYMBOL"));
N_("Call SYMBOL at unload-time"), N_("SYMBOL"));
DEFINE_bool(fix_cortex_a8, options::TWO_DASHES, '\0', false,
N_("(ARM only) Fix binaries for Cortex-A8 erratum."),
@ -818,13 +819,13 @@ class General_options
N_("(ARM only) Do not merge exidx entries in debuginfo."));
DEFINE_special(fix_v4bx, options::TWO_DASHES, '\0',
N_("(ARM only) Rewrite BX rn as MOV pc, rn for ARMv4"),
NULL);
N_("(ARM only) Rewrite BX rn as MOV pc, rn for ARMv4"),
NULL);
DEFINE_special(fix_v4bx_interworking, options::TWO_DASHES, '\0',
N_("(ARM only) Rewrite BX rn branch to ARMv4 interworking "
"veneer"),
NULL);
N_("(ARM only) Rewrite BX rn branch to ARMv4 interworking "
"veneer"),
NULL);
DEFINE_bool(g, options::EXACTLY_ONE_DASH, '\0', false,
N_("Ignored"), NULL);
@ -838,7 +839,7 @@ class General_options
N_("Disable STB_GNU_UNIQUE symbol binding"));
DEFINE_string(soname, options::ONE_DASH, 'h', NULL,
N_("Set shared library name"), N_("FILENAME"));
N_("Set shared library name"), N_("FILENAME"));
DEFINE_double(hash_bucket_empty_fraction, options::TWO_DASHES, '\0', 0.0,
N_("Min fraction of empty buckets in dynamic hash"),
@ -849,7 +850,7 @@ class General_options
{"sysv", "gnu", "both"});
DEFINE_string(dynamic_linker, options::TWO_DASHES, 'I', NULL,
N_("Set dynamic linker path"), N_("PROGRAM"));
N_("Set dynamic linker path"), N_("PROGRAM"));
DEFINE_special(incremental, options::TWO_DASHES, '\0',
N_("Do an incremental link if possible; "
@ -867,21 +868,21 @@ class General_options
N_("Do an incremental link; exit if not possible"), NULL);
DEFINE_string(incremental_base, options::TWO_DASHES, '\0', NULL,
N_("Set base file for incremental linking"
" (default is output file)"),
N_("FILE"));
N_("Set base file for incremental linking"
" (default is output file)"),
N_("FILE"));
DEFINE_special(incremental_changed, options::TWO_DASHES, '\0',
N_("Assume files changed"), NULL);
N_("Assume files changed"), NULL);
DEFINE_special(incremental_unchanged, options::TWO_DASHES, '\0',
N_("Assume files didn't change"), NULL);
N_("Assume files didn't change"), NULL);
DEFINE_special(incremental_unknown, options::TWO_DASHES, '\0',
N_("Use timestamps to check files (default)"), NULL);
N_("Use timestamps to check files (default)"), NULL);
DEFINE_special(incremental_startup_unchanged, options::TWO_DASHES, '\0',
N_("Assume startup files unchanged "
N_("Assume startup files unchanged "
"(files preceding this option)"), NULL);
DEFINE_percent(incremental_patch, options::TWO_DASHES, '\0', 10,
@ -889,29 +890,29 @@ class General_options
N_("PERCENT"));
DEFINE_string(init, options::ONE_DASH, '\0', "_init",
N_("Call SYMBOL at load-time"), N_("SYMBOL"));
N_("Call SYMBOL at load-time"), N_("SYMBOL"));
DEFINE_special(just_symbols, options::TWO_DASHES, '\0',
N_("Read only symbol values from FILE"), N_("FILE"));
N_("Read only symbol values from FILE"), N_("FILE"));
DEFINE_bool(map_whole_files, options::TWO_DASHES, '\0',
sizeof(void*) >= 8,
N_("Map whole files to memory (default on 64-bit hosts)"),
N_("Map relevant file parts to memory (default on 32-bit "
"hosts)"));
N_("Map whole files to memory (default on 64-bit hosts)"),
N_("Map relevant file parts to memory (default on 32-bit "
"hosts)"));
DEFINE_bool(keep_files_mapped, options::TWO_DASHES, '\0', true,
N_("Keep files mapped across passes (default)"),
N_("Release mapped files after each pass"));
N_("Keep files mapped across passes (default)"),
N_("Release mapped files after each pass"));
DEFINE_bool(ld_generated_unwind_info, options::TWO_DASHES, '\0', true,
N_("Generate unwind information for PLT (default)"),
N_("Do not generate unwind information for PLT"));
DEFINE_special(library, options::TWO_DASHES, 'l',
N_("Search for library LIBNAME"), N_("LIBNAME"));
N_("Search for library LIBNAME"), N_("LIBNAME"));
DEFINE_dirlist(library_path, options::TWO_DASHES, 'L',
N_("Add directory to search path"), N_("DIR"));
N_("Add directory to search path"), N_("DIR"));
DEFINE_bool(text_reorder, options::TWO_DASHES, '\0', true,
N_("Enable text section reordering for GCC section names "
@ -919,19 +920,19 @@ class General_options
N_("Disable text section reordering for GCC section names"));
DEFINE_bool(nostdlib, options::ONE_DASH, '\0', false,
N_(" Only search directories specified on the command line."),
NULL);
N_("Only search directories specified on the command line."),
NULL);
DEFINE_bool(rosegment, options::TWO_DASHES, '\0', false,
N_(" Put read-only non-executable sections in their own segment"),
NULL);
N_("Put read-only non-executable sections in their own segment"),
NULL);
DEFINE_string(m, options::EXACTLY_ONE_DASH, 'm', "",
N_("Set GNU linker emulation; obsolete"), N_("EMULATION"));
N_("Set GNU linker emulation; obsolete"), N_("EMULATION"));
DEFINE_bool(mmap_output_file, options::TWO_DASHES, '\0', true,
N_("Map the output file for writing (default)."),
N_("Do not map the output file for writing."));
N_("Map the output file for writing (default)."),
N_("Do not map the output file for writing."));
DEFINE_bool(print_map, options::TWO_DASHES, 'M', false,
N_("Write map file on standard output"), NULL);
@ -956,10 +957,10 @@ class General_options
NULL, false);
DEFINE_string(output, options::TWO_DASHES, 'o', "a.out",
N_("Set output file name"), N_("FILE"));
N_("Set output file name"), N_("FILE"));
DEFINE_uint(optimize, options::EXACTLY_ONE_DASH, 'O', 0,
N_("Optimize output file size"), N_("LEVEL"));
N_("Optimize output file size"), N_("LEVEL"));
DEFINE_string(oformat, options::EXACTLY_TWO_DASHES, '\0', "elf",
N_("Set output format"), N_("[binary]"));
@ -990,18 +991,18 @@ class General_options
#ifdef ENABLE_PLUGINS
DEFINE_special(plugin, options::TWO_DASHES, '\0',
N_("Load a plugin library"), N_("PLUGIN"));
N_("Load a plugin library"), N_("PLUGIN"));
DEFINE_special(plugin_opt, options::TWO_DASHES, '\0',
N_("Pass an option to the plugin"), N_("OPTION"));
N_("Pass an option to the plugin"), N_("OPTION"));
#endif
DEFINE_bool(posix_fallocate, options::TWO_DASHES, '\0', true,
N_("Use posix_fallocate to reserve space in the output file"
N_("Use posix_fallocate to reserve space in the output file"
" (default)."),
N_("Use fallocate or ftruncate to reserve space."));
N_("Use fallocate or ftruncate to reserve space."));
DEFINE_bool(preread_archive_symbols, options::TWO_DASHES, '\0', false,
N_("Preread archive symbols when multi-threaded"), NULL);
N_("Preread archive symbols when multi-threaded"), NULL);
DEFINE_bool(print_output_format, options::TWO_DASHES, '\0', false,
N_("Print default output format"), NULL);
@ -1014,10 +1015,10 @@ class General_options
N_("Ignored for SVR4 compatibility"), NULL);
DEFINE_bool(emit_relocs, options::TWO_DASHES, 'q', false,
N_("Generate relocations in output"), NULL);
N_("Generate relocations in output"), NULL);
DEFINE_bool(relocatable, options::EXACTLY_ONE_DASH, 'r', false,
N_("Generate relocatable output"), NULL);
N_("Generate relocatable output"), NULL);
DEFINE_bool_alias(i, relocatable, options::EXACTLY_ONE_DASH, '\0',
N_("Synonym for -r"), NULL, false);
@ -1025,20 +1026,20 @@ class General_options
N_("Relax branches on certain targets"), NULL);
DEFINE_string(retain_symbols_file, options::TWO_DASHES, '\0', NULL,
N_("keep only symbols listed in this file"), N_("FILE"));
N_("keep only symbols listed in this file"), N_("FILE"));
// -R really means -rpath, but can mean --just-symbols for
// compatibility with GNU ld. -rpath is always -rpath, so we list
// it separately.
DEFINE_special(R, options::EXACTLY_ONE_DASH, 'R',
N_("Add DIR to runtime search path"), N_("DIR"));
N_("Add DIR to runtime search path"), N_("DIR"));
DEFINE_dirlist(rpath, options::ONE_DASH, '\0',
N_("Add DIR to runtime search path"), N_("DIR"));
N_("Add DIR to runtime search path"), N_("DIR"));
DEFINE_dirlist(rpath_link, options::TWO_DASHES, '\0',
N_("Add DIR to link time shared library search path"),
N_("DIR"));
N_("Add DIR to link time shared library search path"),
N_("DIR"));
DEFINE_string(section_ordering_file, options::TWO_DASHES, '\0', NULL,
N_("Layout sections in the order specified."),
@ -1056,33 +1057,33 @@ class General_options
N_("COUNT"));
DEFINE_bool(strip_all, options::TWO_DASHES, 's', false,
N_("Strip all symbols"), NULL);
N_("Strip all symbols"), NULL);
DEFINE_bool(strip_debug, options::TWO_DASHES, 'S', false,
N_("Strip debugging information"), NULL);
N_("Strip debugging information"), NULL);
DEFINE_bool(strip_debug_non_line, options::TWO_DASHES, '\0', false,
N_("Emit only debug line number information"), NULL);
N_("Emit only debug line number information"), NULL);
DEFINE_bool(strip_debug_gdb, options::TWO_DASHES, '\0', false,
N_("Strip debug symbols that are unused by gdb "
"(at least versions <= 7.4)"), NULL);
N_("Strip debug symbols that are unused by gdb "
"(at least versions <= 7.4)"), NULL);
DEFINE_bool(strip_lto_sections, options::TWO_DASHES, '\0', true,
N_("Strip LTO intermediate code sections"), NULL);
N_("Strip LTO intermediate code sections"), NULL);
DEFINE_int(stub_group_size, options::TWO_DASHES , '\0', 1,
N_("(ARM, PowerPC only) The maximum distance from instructions "
N_("(ARM, PowerPC only) The maximum distance from instructions "
"in a group of sections to their stubs. Negative values mean "
"stubs are always after (PowerPC before) the group. 1 means "
"use default size.\n"),
N_("SIZE"));
DEFINE_bool(no_keep_memory, options::TWO_DASHES, '\0', false,
N_("Use less memory and more disk I/O "
"(included only for compatibility with GNU ld)"), NULL);
N_("Use less memory and more disk I/O "
"(included only for compatibility with GNU ld)"), NULL);
DEFINE_bool(shared, options::ONE_DASH, 'G', false,
N_("Generate shared library"), NULL);
N_("Generate shared library"), NULL);
DEFINE_bool(Bshareable, options::ONE_DASH, '\0', false,
N_("Generate shared library"), NULL);
N_("Generate shared library"), NULL);
DEFINE_uint(split_stack_adjust_size, options::TWO_DASHES, '\0', 0x4000,
N_("Stack size when -fsplit-stack function calls non-split"),
@ -1091,63 +1092,63 @@ class General_options
// This is not actually special in any way, but I need to give it
// a non-standard accessor-function name because 'static' is a keyword.
DEFINE_special(static, options::ONE_DASH, '\0',
N_("Do not link against shared libraries"), NULL);
N_("Do not link against shared libraries"), NULL);
DEFINE_enum(icf, options::TWO_DASHES, '\0', "none",
N_("Identical Code Folding. "
"\'--icf=safe\' Folds ctors, dtors and functions whose"
" pointers are definitely not taken."),
("[none,all,safe]"),
{"none", "all", "safe"});
N_("Identical Code Folding. "
"\'--icf=safe\' Folds ctors, dtors and functions whose"
" pointers are definitely not taken."),
("[none,all,safe]"),
{"none", "all", "safe"});
DEFINE_uint(icf_iterations, options::TWO_DASHES , '\0', 0,
N_("Number of iterations of ICF (default 2)"), N_("COUNT"));
N_("Number of iterations of ICF (default 2)"), N_("COUNT"));
DEFINE_bool(print_icf_sections, options::TWO_DASHES, '\0', false,
N_("List folded identical sections on stderr"),
N_("Do not list folded identical sections"));
N_("List folded identical sections on stderr"),
N_("Do not list folded identical sections"));
DEFINE_set(keep_unique, options::TWO_DASHES, '\0',
N_("Do not fold this symbol during ICF"), N_("SYMBOL"));
DEFINE_bool(gc_sections, options::TWO_DASHES, '\0', false,
N_("Remove unused sections"),
N_("Don't remove unused sections (default)"));
N_("Remove unused sections"),
N_("Don't remove unused sections (default)"));
DEFINE_bool(print_gc_sections, options::TWO_DASHES, '\0', false,
N_("List removed unused sections on stderr"),
N_("Do not list removed unused sections"));
N_("List removed unused sections on stderr"),
N_("Do not list removed unused sections"));
DEFINE_bool(stats, options::TWO_DASHES, '\0', false,
N_("Print resource usage statistics"), NULL);
N_("Print resource usage statistics"), NULL);
DEFINE_string(sysroot, options::TWO_DASHES, '\0', "",
N_("Set target system root directory"), N_("DIR"));
N_("Set target system root directory"), N_("DIR"));
DEFINE_bool(trace, options::TWO_DASHES, 't', false,
N_("Print the name of each input file"), NULL);
N_("Print the name of each input file"), NULL);
DEFINE_special(script, options::TWO_DASHES, 'T',
N_("Read linker script"), N_("FILE"));
N_("Read linker script"), N_("FILE"));
DEFINE_bool(threads, options::TWO_DASHES, '\0', false,
N_("Run the linker multi-threaded"),
N_("Do not run the linker multi-threaded"));
N_("Run the linker multi-threaded"),
N_("Do not run the linker multi-threaded"));
DEFINE_uint(thread_count, options::TWO_DASHES, '\0', 0,
N_("Number of threads to use"), N_("COUNT"));
N_("Number of threads to use"), N_("COUNT"));
DEFINE_uint(thread_count_initial, options::TWO_DASHES, '\0', 0,
N_("Number of threads to use in initial pass"), N_("COUNT"));
N_("Number of threads to use in initial pass"), N_("COUNT"));
DEFINE_uint(thread_count_middle, options::TWO_DASHES, '\0', 0,
N_("Number of threads to use in middle pass"), N_("COUNT"));
N_("Number of threads to use in middle pass"), N_("COUNT"));
DEFINE_uint(thread_count_final, options::TWO_DASHES, '\0', 0,
N_("Number of threads to use in final pass"), N_("COUNT"));
N_("Number of threads to use in final pass"), N_("COUNT"));
DEFINE_uint64(Tbss, options::ONE_DASH, '\0', -1U,
N_("Set the address of the bss segment"), N_("ADDRESS"));
N_("Set the address of the bss segment"), N_("ADDRESS"));
DEFINE_uint64(Tdata, options::ONE_DASH, '\0', -1U,
N_("Set the address of the data segment"), N_("ADDRESS"));
N_("Set the address of the data segment"), N_("ADDRESS"));
DEFINE_uint64(Ttext, options::ONE_DASH, '\0', -1U,
N_("Set the address of the text segment"), N_("ADDRESS"));
N_("Set the address of the text segment"), N_("ADDRESS"));
DEFINE_uint64_alias(Ttext_segment, Ttext, options::ONE_DASH, '\0',
N_("Set the address of the text segment"),
N_("ADDRESS"));
@ -1171,10 +1172,10 @@ class General_options
"ignore-in-shared-libs"});
DEFINE_bool(verbose, options::TWO_DASHES, '\0', false,
N_("Synonym for --debug=files"), NULL);
N_("Synonym for --debug=files"), NULL);
DEFINE_special(version_script, options::TWO_DASHES, '\0',
N_("Read version script"), N_("FILE"));
N_("Read version script"), N_("FILE"));
DEFINE_bool(warn_common, options::TWO_DASHES, '\0', false,
N_("Warn about duplicate common symbols"),
@ -1214,14 +1215,14 @@ class General_options
"wchar_t sizes"));
DEFINE_bool(whole_archive, options::TWO_DASHES, '\0', false,
N_("Include all archive contents"),
N_("Include only needed archive contents"));
N_("Include all archive contents"),
N_("Include only needed archive contents"));
DEFINE_set(wrap, options::TWO_DASHES, '\0',
N_("Use wrapper functions for SYMBOL"), N_("SYMBOL"));
DEFINE_set(trace_symbol, options::TWO_DASHES, 'y',
N_("Trace references to symbol"), N_("SYMBOL"));
N_("Trace references to symbol"), N_("SYMBOL"));
DEFINE_bool(undefined_version, options::TWO_DASHES, '\0', true,
N_("Allow unused version in script (default)"),
@ -1232,15 +1233,15 @@ class General_options
N_("PATH"));
DEFINE_special(start_group, options::TWO_DASHES, '(',
N_("Start a library search group"), NULL);
N_("Start a library search group"), NULL);
DEFINE_special(end_group, options::TWO_DASHES, ')',
N_("End a library search group"), NULL);
N_("End a library search group"), NULL);
DEFINE_special(start_lib, options::TWO_DASHES, '\0',
N_("Start a library"), NULL);
N_("Start a library"), NULL);
DEFINE_special(end_lib, options::TWO_DASHES, '\0',
N_("End a library "), NULL);
N_("End a library "), NULL);
DEFINE_string(fuse_ld, options::ONE_DASH, '\0', "",
N_("Ignored for GCC linker option compatibility"),
@ -1252,12 +1253,12 @@ class General_options
N_("Sort dynamic relocs"),
N_("Do not sort dynamic relocs"));
DEFINE_uint64(common_page_size, options::DASH_Z, '\0', 0,
N_("Set common page size to SIZE"), N_("SIZE"));
N_("Set common page size to SIZE"), N_("SIZE"));
DEFINE_bool(defs, options::DASH_Z, '\0', false,
N_("Report undefined symbols (even with --shared)"),
NULL);
N_("Report undefined symbols (even with --shared)"),
NULL);
DEFINE_bool(execstack, options::DASH_Z, '\0', false,
N_("Mark output as requiring executable stack"), NULL);
N_("Mark output as requiring executable stack"), NULL);
DEFINE_bool(initfirst, options::DASH_Z, '\0', false,
N_("Mark DSO to be initialized first at runtime"),
NULL);
@ -1271,7 +1272,7 @@ class General_options
N_("Mark object requiring immediate process"),
NULL);
DEFINE_uint64(max_page_size, options::DASH_Z, '\0', 0,
N_("Set maximum page size to SIZE"), N_("SIZE"));
N_("Set maximum page size to SIZE"), N_("SIZE"));
DEFINE_bool(muldefs, options::DASH_Z, '\0', false,
N_("Allow multiple definitions of symbols"),
NULL);
@ -1293,13 +1294,13 @@ class General_options
N_("Mark DSO not available to dldump"),
NULL);
DEFINE_bool(noexecstack, options::DASH_Z, '\0', false,
N_("Mark output as not requiring executable stack"), NULL);
N_("Mark output as not requiring executable stack"), NULL);
DEFINE_bool(now, options::DASH_Z, '\0', false,
N_("Mark object for immediate function binding"),
NULL);
DEFINE_bool(origin, options::DASH_Z, '\0', false,
N_("Mark DSO to indicate that needs immediate $ORIGIN "
"processing at runtime"), NULL);
"processing at runtime"), NULL);
DEFINE_bool(relro, options::DASH_Z, '\0', false,
N_("Where possible mark variables read-only after relocation"),
N_("Don't mark variables read-only after relocation"));
@ -1381,7 +1382,7 @@ class General_options
should_retain_symbol(const char* symbol_name) const
{
if (symbols_to_retain_.empty()) // means flag wasn't specified
return true;
return true;
return symbols_to_retain_.find(symbol_name) != symbols_to_retain_.end();
}
@ -1524,7 +1525,7 @@ class General_options
// Do not fold any functions (Default or --icf=none).
ICF_NONE,
// All functions are candidates for folding. (--icf=all).
ICF_ALL,
ICF_ALL,
// Only ctors and dtors are candidates for folding. (--icf=safe).
ICF_SAFE
};
@ -1617,7 +1618,7 @@ class General_options
type__ \
varname__() const \
{ return this->varname__##_; } \
\
\
void \
set_##varname__(type__ value) \
{ this->varname__##_ = value; } \
@ -1628,7 +1629,7 @@ class Position_dependent_options
{
public:
Position_dependent_options(const General_options& options
= Position_dependent_options::default_options_)
= Position_dependent_options::default_options_)
{ copy_from_options(options); }
void copy_from_options(const General_options& options)
@ -1685,9 +1686,9 @@ class Input_file_argument
{ }
Input_file_argument(const char* name, Input_file_type type,
const char* extra_search_path,
bool just_symbols,
const Position_dependent_options& options)
const char* extra_search_path,
bool just_symbols,
const Position_dependent_options& options)
: name_(name), type_(type), extra_search_path_(extra_search_path),
just_symbols_(just_symbols), options_(options), arg_serial_(0)
{ }
@ -1697,9 +1698,9 @@ class Input_file_argument
// position-independent vars from the General_options and only store
// those.
Input_file_argument(const char* name, Input_file_type type,
const char* extra_search_path,
bool just_symbols,
const General_options& options)
const char* extra_search_path,
bool just_symbols,
const General_options& options)
: name_(name), type_(type), extra_search_path_(extra_search_path),
just_symbols_(just_symbols), options_(options), arg_serial_(0)
{ }
@ -1724,8 +1725,8 @@ class Input_file_argument
extra_search_path() const
{
return (this->extra_search_path_.empty()
? NULL
: this->extra_search_path_.c_str());
? NULL
: this->extra_search_path_.c_str());
}
// Return whether we should only read symbols from this file.
@ -2038,7 +2039,7 @@ class Command_line
// is set to true if argv[i] is "--".
int
process_one_option(int argc, const char** argv, int i,
bool* no_more_options);
bool* no_more_options);
// Get the general options.
const General_options&