/* Parse options for the GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
- This file is part of GLD, the Gnu Linker.
+ This file is part of the GNU Binutils.
- GLD is free software; you can redistribute it and/or modify
+ This program 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.
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
- GLD is distributed in the hope that it will be useful,
+ This program 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, 51 Franklin Street - Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "config.h"
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
+#include "bfdver.h"
#include "libiberty.h"
#include <stdio.h>
#include <string.h>
OPTION_EL,
OPTION_EMBEDDED_RELOCS,
OPTION_EXPORT_DYNAMIC,
+ OPTION_NO_EXPORT_DYNAMIC,
OPTION_HELP,
OPTION_IGNORE,
OPTION_MAP,
OPTION_NO_DEMANGLE,
OPTION_NO_KEEP_MEMORY,
OPTION_NO_WARN_MISMATCH,
+ OPTION_NO_WARN_SEARCH_MISMATCH,
OPTION_NOINHIBIT_EXEC,
OPTION_NON_SHARED,
OPTION_NO_WHOLE_ARCHIVE,
OPTION_SORT_SECTION,
OPTION_STATS,
OPTION_SYMBOLIC,
+ OPTION_SYMBOLIC_FUNCTIONS,
OPTION_TASK_LINK,
OPTION_TBSS,
OPTION_TDATA,
OPTION_TTEXT,
+ OPTION_TTEXT_SEGMENT,
OPTION_TRADITIONAL_FORMAT,
OPTION_UR,
OPTION_VERBOSE,
OPTION_VERSION_SCRIPT,
OPTION_VERSION_EXPORTS_SECTION,
OPTION_DYNAMIC_LIST,
+ OPTION_DYNAMIC_LIST_CPP_NEW,
OPTION_DYNAMIC_LIST_CPP_TYPEINFO,
+ OPTION_DYNAMIC_LIST_DATA,
OPTION_WARN_COMMON,
OPTION_WARN_CONSTRUCTORS,
OPTION_WARN_FATAL,
+ OPTION_NO_WARN_FATAL,
OPTION_WARN_MULTIPLE_GP,
OPTION_WARN_ONCE,
OPTION_WARN_SECTION_ALIGN,
OPTION_WARN_UNRESOLVED_SYMBOLS,
OPTION_ERROR_UNRESOLVED_SYMBOLS,
OPTION_WARN_SHARED_TEXTREL,
- OPTION_REDUCE_MEMORY_OVERHEADS
+ OPTION_WARN_ALTERNATE_EM,
+ OPTION_REDUCE_MEMORY_OVERHEADS,
+ OPTION_DEFAULT_SCRIPT
};
/* The long options. This structure is used for both the option
'e', N_("ADDRESS"), N_("Set start address"), TWO_DASHES },
{ {"export-dynamic", no_argument, NULL, OPTION_EXPORT_DYNAMIC},
'E', NULL, N_("Export all dynamic symbols"), TWO_DASHES },
+ { {"no-export-dynamic", no_argument, NULL, OPTION_NO_EXPORT_DYNAMIC},
+ '\0', NULL, N_("Undo the effect of --export-dynamic"), TWO_DASHES },
{ {"EB", no_argument, NULL, OPTION_EB},
'\0', NULL, N_("Link big-endian objects"), ONE_DASH },
{ {"EL", no_argument, NULL, OPTION_EL},
't', NULL, N_("Trace file opens"), TWO_DASHES },
{ {"script", required_argument, NULL, 'T'},
'T', N_("FILE"), N_("Read linker script"), TWO_DASHES },
+ { {"default-script", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
+ '\0', N_("FILE"), N_("Read default linker script"), TWO_DASHES },
+ { {"dT", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
+ '\0', NULL, NULL, ONE_DASH },
{ {"undefined", required_argument, NULL, 'u'},
'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"),
TWO_DASHES },
TWO_DASHES },
{ {"add-needed", no_argument, NULL, OPTION_ADD_NEEDED},
'\0', NULL, N_("Set DT_NEEDED tags for DT_NEEDED entries in\n"
- "\t\t\t\tfollowing dynamic libs"), TWO_DASHES },
+ " following dynamic libs"),
+ TWO_DASHES },
{ {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_NEEDED},
'\0', NULL, N_("Do not set DT_NEEDED tags for DT_NEEDED entries\n"
- "\t\t\t\tin following dynamic libs"), TWO_DASHES },
+ " in following dynamic libs"),
+ TWO_DASHES },
{ {"as-needed", no_argument, NULL, OPTION_AS_NEEDED},
'\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"),
TWO_DASHES },
'\0', NULL, NULL, ONE_DASH },
{ {"Bsymbolic", no_argument, NULL, OPTION_SYMBOLIC},
'\0', NULL, N_("Bind global references locally"), ONE_DASH },
+ { {"Bsymbolic-functions", no_argument, NULL, OPTION_SYMBOLIC_FUNCTIONS},
+ '\0', NULL, N_("Bind global function references locally"), ONE_DASH },
{ {"check-sections", no_argument, NULL, OPTION_CHECK_SECTIONS},
'\0', NULL, N_("Check section addresses for overlaps (default)"),
TWO_DASHES },
{ {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
'\0', NULL, N_("Treat warnings as errors"),
TWO_DASHES },
+ { {"no-fatal-warnings", no_argument, NULL, OPTION_NO_WARN_FATAL},
+ '\0', NULL, N_("Do not treat warnings as errors (default)"),
+ TWO_DASHES },
{ {"fini", required_argument, NULL, OPTION_FINI},
'\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH },
{ {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX},
TWO_DASHES },
{ {"no-warn-mismatch", no_argument, NULL, OPTION_NO_WARN_MISMATCH},
'\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES},
+ { {"no-warn-search-mismatch", no_argument, NULL,
+ OPTION_NO_WARN_SEARCH_MISMATCH},
+ '\0', NULL, N_("Don't warn on finding an incompatible library"),
+ TWO_DASHES},
{ {"no-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE},
'\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES },
{ {"noinhibit-exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
'\0', NULL, NULL, NO_HELP },
{ {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB},
'\0', NULL, N_("Only use library directories specified on\n"
- "\t\t\t\tthe command line"), ONE_DASH },
+ " the command line"),
+ ONE_DASH },
{ {"oformat", required_argument, NULL, OPTION_OFORMAT},
'\0', N_("TARGET"), N_("Specify target of output file"),
EXACTLY_TWO_DASHES },
'\0', NULL, N_("Create a position independent executable"), ONE_DASH },
{ {"pic-executable", no_argument, NULL, OPTION_PIE},
'\0', NULL, NULL, TWO_DASHES },
- { {"sort-common", no_argument, NULL, OPTION_SORT_COMMON},
- '\0', NULL, N_("Sort common symbols by size"), TWO_DASHES },
+ { {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON},
+ '\0', N_("[=ascending|descending]"),
+ N_("Sort common symbols by alignment [in specified order]"),
+ TWO_DASHES },
{ {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
'\0', NULL, NULL, NO_HELP },
{ {"sort-section", required_argument, NULL, OPTION_SORT_SECTION},
'\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH },
{ {"Ttext", required_argument, NULL, OPTION_TTEXT},
'\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH },
+ { {"Ttext-segment", required_argument, NULL, OPTION_TTEXT_SEGMENT},
+ '\0', N_("ADDRESS"), N_("Set address of text segment"), ONE_DASH },
{ {"unresolved-symbols=<method>", required_argument, NULL,
OPTION_UNRESOLVED_SYMBOLS},
'\0', NULL, N_("How to handle unresolved symbols. <method> is:\n"
- "\t\t\t\tignore-all, report-all, ignore-in-object-files,\n"
- "\t\t\t\tignore-in-shared-libs"), TWO_DASHES },
+ " ignore-all, report-all, ignore-in-object-files,\n"
+ " ignore-in-shared-libs"),
+ TWO_DASHES },
{ {"verbose", no_argument, NULL, OPTION_VERBOSE},
'\0', NULL, N_("Output lots of information during link"), TWO_DASHES },
{ {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */
{ {"version-exports-section", required_argument, NULL,
OPTION_VERSION_EXPORTS_SECTION },
'\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n"
- "\t\t\t\tSYMBOL as the version."), TWO_DASHES },
+ " SYMBOL as the version."),
+ TWO_DASHES },
+ { {"dynamic-list-data", no_argument, NULL, OPTION_DYNAMIC_LIST_DATA},
+ '\0', NULL, N_("Add data symbols to dynamic list"), TWO_DASHES },
+ { {"dynamic-list-cpp-new", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_NEW},
+ '\0', NULL, N_("Use C++ operator new/delete dynamic list"), TWO_DASHES },
{ {"dynamic-list-cpp-typeinfo", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_TYPEINFO},
'\0', NULL, N_("Use C++ typeinfo dynamic list"), TWO_DASHES },
{ {"dynamic-list", required_argument, NULL, OPTION_DYNAMIC_LIST},
{ {"warn-shared-textrel", no_argument, NULL, OPTION_WARN_SHARED_TEXTREL},
'\0', NULL, N_("Warn if shared object has DT_TEXTREL"),
TWO_DASHES },
+ { {"warn-alternate-em", no_argument, NULL, OPTION_WARN_ALTERNATE_EM},
+ '\0', NULL, N_("Warn if an object has alternate ELF machine code"),
+ TWO_DASHES },
{ {"warn-unresolved-symbols", no_argument, NULL,
OPTION_WARN_UNRESOLVED_SYMBOLS},
'\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES },
case 'E': /* HP/UX compatibility. */
link_info.export_dynamic = TRUE;
break;
+ case OPTION_NO_EXPORT_DYNAMIC:
+ link_info.export_dynamic = FALSE;
+ break;
case 'e':
lang_add_entry (optarg, TRUE);
+ ldlang_add_undef (optarg);
break;
case 'f':
if (command_line.auxiliary_filters == NULL)
case OPTION_NO_WARN_MISMATCH:
command_line.warn_mismatch = FALSE;
break;
+ case OPTION_NO_WARN_SEARCH_MISMATCH:
+ command_line.warn_search_mismatch = FALSE;
+ break;
case OPTION_NOINHIBIT_EXEC:
force_make_executable = TRUE;
break;
/* First see whether OPTARG is already in the path. */
do
{
- size_t idx = 0;
-
- while (optarg[idx] != '\0' && optarg[idx] == cp[idx])
- ++idx;
- if (optarg[idx] == '\0'
- && (cp[idx] == '\0' || cp[idx] == ':'))
+ if (strncmp (optarg, cp, optarg_len) == 0
+ && (cp[optarg_len] == 0
+ || cp[optarg_len] == config.rpath_separator))
/* We found it. */
break;
/* Not yet found. */
- cp = strchr (cp, ':');
+ cp = strchr (cp, config.rpath_separator);
if (cp != NULL)
++cp;
}
if (cp == NULL)
{
buf = xmalloc (rpath_len + optarg_len + 2);
- sprintf (buf, "%s:%s", command_line.rpath, optarg);
+ sprintf (buf, "%s%c%s", command_line.rpath,
+ config.rpath_separator, optarg);
free (command_line.rpath);
command_line.rpath = buf;
}
buf = xmalloc (strlen (command_line.rpath_link)
+ strlen (optarg)
+ 2);
- sprintf (buf, "%s:%s", command_line.rpath_link, optarg);
+ sprintf (buf, "%s%c%s", command_line.rpath_link,
+ config.rpath_separator, optarg);
free (command_line.rpath_link);
command_line.rpath_link = buf;
}
command_line.soname = optarg;
break;
case OPTION_SORT_COMMON:
- config.sort_common = TRUE;
+ if (optarg == NULL
+ || strcmp (optarg, N_("descending")) == 0)
+ config.sort_common = sort_descending;
+ else if (strcmp (optarg, N_("ascending")) == 0)
+ config.sort_common = sort_ascending;
+ else
+ einfo (_("%P%F: invalid common section sorting option: %s\n"),
+ optarg);
break;
case OPTION_SORT_SECTION:
if (strcmp (optarg, N_("name")) == 0)
config.stats = TRUE;
break;
case OPTION_SYMBOLIC:
- link_info.symbolic = TRUE;
+ command_line.symbolic = symbolic;
+ break;
+ case OPTION_SYMBOLIC_FUNCTIONS:
+ command_line.symbolic = symbolic_functions;
break;
case 't':
trace_files = TRUE;
break;
case 'T':
+ previous_script_handle = saved_script_handle;
ldfile_open_command_file (optarg);
parser_input = input_script;
yyparse ();
+ previous_script_handle = NULL;
+ break;
+ case OPTION_DEFAULT_SCRIPT:
+ command_line.default_script = optarg;
break;
case OPTION_SECTION_START:
{
case OPTION_TTEXT:
set_segment_start (".text", optarg);
break;
+ case OPTION_TTEXT_SEGMENT:
+ set_segment_start (".text-segment", optarg);
+ break;
case OPTION_TRADITIONAL_FORMAT:
link_info.traditional_format = TRUE;
break;
.exports sections. */
command_line.version_exports_section = optarg;
break;
+ case OPTION_DYNAMIC_LIST_DATA:
+ command_line.dynamic_list = dynamic_list_data;
+ if (command_line.symbolic == symbolic)
+ command_line.symbolic = symbolic_unset;
+ break;
case OPTION_DYNAMIC_LIST_CPP_TYPEINFO:
lang_append_dynamic_list_cpp_typeinfo ();
+ if (command_line.dynamic_list != dynamic_list_data)
+ command_line.dynamic_list = dynamic_list;
+ if (command_line.symbolic == symbolic)
+ command_line.symbolic = symbolic_unset;
+ break;
+ case OPTION_DYNAMIC_LIST_CPP_NEW:
+ lang_append_dynamic_list_cpp_new ();
+ if (command_line.dynamic_list != dynamic_list_data)
+ command_line.dynamic_list = dynamic_list;
+ if (command_line.symbolic == symbolic)
+ command_line.symbolic = symbolic_unset;
break;
case OPTION_DYNAMIC_LIST:
/* This option indicates a small script that only specifies
parser_input = input_dynamic_list;
yyparse ();
}
+ if (command_line.dynamic_list != dynamic_list_data)
+ command_line.dynamic_list = dynamic_list;
+ if (command_line.symbolic == symbolic)
+ command_line.symbolic = symbolic_unset;
break;
case OPTION_WARN_COMMON:
config.warn_common = TRUE;
case OPTION_WARN_FATAL:
config.fatal_warnings = TRUE;
break;
+ case OPTION_NO_WARN_FATAL:
+ config.fatal_warnings = FALSE;
+ break;
case OPTION_WARN_MULTIPLE_GP:
config.warn_multiple_gp = TRUE;
break;
case OPTION_WARN_SHARED_TEXTREL:
link_info.warn_shared_textrel = TRUE;
break;
+ case OPTION_WARN_ALTERNATE_EM:
+ link_info.warn_alternate_em = TRUE;
+ break;
case OPTION_WHOLE_ARCHIVE:
whole_archive = TRUE;
break;
config.split_by_file = 1;
break;
case OPTION_CHECK_SECTIONS:
- command_line.check_section_addresses = TRUE;
+ command_line.check_section_addresses = 1;
break;
case OPTION_NO_CHECK_SECTIONS:
- command_line.check_section_addresses = FALSE;
+ command_line.check_section_addresses = 0;
break;
case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH:
command_line.accept_unknown_input_arch = TRUE;
break;
case OPTION_REDUCE_MEMORY_OVERHEADS:
- command_line.reduce_memory_overheads = TRUE;
+ link_info.reduce_memory_overheads = TRUE;
if (config.hash_table_size == 0)
config.hash_table_size = 1021;
break;
ldemul_list_emulation_options (stdout);
printf ("\n");
- printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
+ if (REPORT_BUGS_TO[0])
+ printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
}
projects / deliverable / binutils-gdb.git / blobdiff