/* Parse options for the GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001
+ 2001, 2002
Free Software Foundation, Inc.
-This file is part of GLD, the Gnu Linker.
+ 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 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.
+ 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, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+ 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, 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
-#include "ldgram.h"
+#include <ldgram.h>
#include "ldlex.h"
#include "ldfile.h"
#include "ldver.h"
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
-/* Omit args to avoid the possibility of clashing with a system header
- that might disagree about consts. */
-unsigned long strtoul ();
-
static int is_num PARAMS ((const char *, int, int, int));
-static void set_default_dirlist PARAMS ((char *dirlist_ptr));
-static void set_section_start PARAMS ((char *sect, char *valstr));
+static void set_default_dirlist PARAMS ((char *));
+static void set_section_start PARAMS ((char *, char *));
static void help PARAMS ((void));
/* Non-zero if we are processing a --defsym from the command line. */
#define OPTION_UNIQUE (OPTION_SECTION_START + 1)
#define OPTION_TARGET_HELP (OPTION_UNIQUE + 1)
#define OPTION_ALLOW_SHLIB_UNDEFINED (OPTION_TARGET_HELP + 1)
-#define OPTION_DISCARD_NONE (OPTION_ALLOW_SHLIB_UNDEFINED + 1)
+#define OPTION_ALLOW_MULTIPLE_DEFINITION (OPTION_ALLOW_SHLIB_UNDEFINED + 1)
+#define OPTION_NO_UNDEFINED_VERSION (OPTION_ALLOW_MULTIPLE_DEFINITION + 1)
+#define OPTION_DISCARD_NONE (OPTION_NO_UNDEFINED_VERSION + 1)
#define OPTION_SPARE_DYNAMIC_TAGS (OPTION_DISCARD_NONE + 1)
+#define OPTION_NO_DEFINE_COMMON (OPTION_SPARE_DYNAMIC_TAGS + 1)
+#define OPTION_NOSTDLIB (OPTION_NO_DEFINE_COMMON + 1)
+#define OPTION_NO_OMAGIC (OPTION_NOSTDLIB + 1)
/* The long options. This structure is used for both the option
parsing and the help text. */
{ {"soname", required_argument, NULL, OPTION_SONAME},
'h', N_("FILENAME"), N_("Set internal name of shared library"), ONE_DASH },
{ {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
- 'I', N_("PROGRAM"), N_("Set the dynamic linker to use"), TWO_DASHES },
+ 'I', N_("PROGRAM"), N_("Set PROGRAM as the dynamic linker to use"), TWO_DASHES },
{ {"library", required_argument, NULL, 'l'},
'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
{ {"library-path", required_argument, NULL, 'L'},
{ {"omagic", no_argument, NULL, 'N'},
'N', NULL, N_("Do not page align data, do not make text readonly"),
EXACTLY_TWO_DASHES },
+ { {"no-omagic", no_argument, NULL, OPTION_NO_OMAGIC},
+ '\0', NULL, N_("Page align data, make text readonly"), EXACTLY_TWO_DASHES },
{ {"output", required_argument, NULL, 'o'},
'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
'\0', N_("SYMBOL"), N_("Call SYMBOL at load-time"), ONE_DASH },
{ {"Map", required_argument, NULL, OPTION_MAP},
'\0', N_("FILE"), N_("Write a map file"), ONE_DASH },
+ { {"no-define-common", no_argument, NULL, OPTION_NO_DEFINE_COMMON},
+ '\0', NULL, N_("Do not define Common storage"), TWO_DASHES },
{ {"no-demangle", no_argument, NULL, OPTION_NO_DEMANGLE },
'\0', NULL, N_("Do not demangle symbol names"), TWO_DASHES },
{ {"no-keep-memory", no_argument, NULL, OPTION_NO_KEEP_MEMORY},
'\0', NULL, N_("Allow no undefined symbols"), TWO_DASHES },
{ {"allow-shlib-undefined", no_argument, NULL, OPTION_ALLOW_SHLIB_UNDEFINED},
'\0', NULL, N_("Allow undefined symbols in shared objects"), TWO_DASHES },
+ { {"allow-multiple-definition", no_argument, NULL, OPTION_ALLOW_MULTIPLE_DEFINITION},
+ '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES },
+ { {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION},
+ '\0', NULL, N_("Disallow undefined version"), 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-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE},
'\0', NULL, N_("Create an output file even if errors occur"), 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 },
{ {"oformat", required_argument, NULL, OPTION_OFORMAT},
'\0', N_("TARGET"), N_("Specify target of output file"), EXACTLY_TWO_DASHES },
{ {"qmagic", no_argument, NULL, OPTION_IGNORE},
last_optind = -1;
while (1)
{
- int longind, errind;
+ int longind;
int optc;
/* Using last_optind lets us avoid calling ldemul_parse_args
-nx, in which the -n is parsed as a single option, and we
loop around to pick up the -x. */
if (optind != last_optind)
- {
- if (ldemul_parse_args (argc, argv))
- continue;
- last_optind = optind;
- }
+ if (ldemul_parse_args (argc, argv))
+ continue;
/* getopt_long_only is like getopt_long, but '-' as well as '--'
can indicate a long option. */
opterr = 0;
- errind = optind;
+ last_optind = optind;
optc = getopt_long_only (argc, argv, shortopts, longopts, &longind);
if (optc == '?')
{
- --optind;
- optc = getopt_long (argc, argv, shortopts, really_longopts, &longind);
+ optind = last_optind;
+ optc = getopt_long (argc, argv, "-", really_longopts, &longind);
}
if (optc == -1)
switch (optc)
{
case '?':
- fprintf (stderr, _("%s: unrecognized option '%s'\n"),
- program_name, argv[errind]);
+ einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]);
default:
- fprintf (stderr,
- _("%s: use the --help option for usage information\n"),
- program_name);
- xexit (1);
+ einfo (_("%P%F: use the --help option for usage information\n"));
+
case 1: /* File name. */
lang_add_input_file (optarg, lang_input_file_is_file_enum,
(char *) NULL);
``use only shared libraries'' but, then, we don't
currently support shared libraries on HP/UX anyhow. */
if (strcmp (optarg, "archive") == 0)
- config.dynamic_link = false;
+ config.dynamic_link = FALSE;
else if (strcmp (optarg, "shared") == 0
|| strcmp (optarg, "default") == 0)
- config.dynamic_link = true;
+ config.dynamic_link = TRUE;
else
einfo (_("%P%F: unrecognized -a option `%s'\n"), optarg);
break;
yyparse ();
break;
case OPTION_CALL_SHARED:
- config.dynamic_link = true;
+ config.dynamic_link = TRUE;
break;
case OPTION_NON_SHARED:
- config.dynamic_link = false;
+ config.dynamic_link = FALSE;
break;
case OPTION_CREF:
- command_line.cref = true;
- link_info.notice_all = true;
+ command_line.cref = TRUE;
+ link_info.notice_all = TRUE;
break;
case 'd':
- command_line.force_common_definition = true;
+ command_line.force_common_definition = TRUE;
break;
case OPTION_DEFSYM:
lex_string = optarg;
lex_string = NULL;
break;
case OPTION_DEMANGLE:
- demangling = true;
+ demangling = TRUE;
if (optarg != NULL)
{
enum demangling_styles style;
command_line.endian = ENDIAN_LITTLE;
break;
case OPTION_EMBEDDED_RELOCS:
- command_line.embedded_relocs = true;
+ command_line.embedded_relocs = TRUE;
break;
case OPTION_EXPORT_DYNAMIC:
case 'E': /* HP/UX compatibility. */
- link_info.export_dynamic = true;
+ link_info.export_dynamic = TRUE;
break;
case 'e':
- lang_add_entry (optarg, true);
+ lang_add_entry (optarg, TRUE);
break;
case 'f':
if (command_line.auxiliary_filters == NULL)
command_line.filter_shlib = optarg;
break;
case OPTION_FORCE_EXE_SUFFIX:
- command_line.force_exe_suffix = true;
+ command_line.force_exe_suffix = TRUE;
break;
case 'G':
{
/* Ignore. */
break;
case OPTION_GC_SECTIONS:
- command_line.gc_sections = true;
+ command_line.gc_sections = TRUE;
break;
case OPTION_HELP:
help ();
xexit (0);
break;
case 'L':
- ldfile_add_library_path (optarg, true);
+ ldfile_add_library_path (optarg, TRUE);
break;
case 'l':
lang_add_input_file (optarg, lang_input_file_is_l_enum,
config.map_filename = optarg;
break;
case 'N':
- config.text_read_only = false;
- config.magic_demand_paged = false;
- config.dynamic_link = false;
+ config.text_read_only = FALSE;
+ config.magic_demand_paged = FALSE;
+ config.dynamic_link = FALSE;
+ break;
+ case OPTION_NO_OMAGIC:
+ config.text_read_only = TRUE;
+ config.magic_demand_paged = TRUE;
+ /* NB/ Does not set dynamic_link to TRUE.
+ Use --call-shared or -Bdynamic for this. */
break;
case 'n':
- config.magic_demand_paged = false;
- config.dynamic_link = false;
+ config.magic_demand_paged = FALSE;
+ config.dynamic_link = FALSE;
+ break;
+ case OPTION_NO_DEFINE_COMMON:
+ command_line.inhibit_common_definition = TRUE;
break;
case OPTION_NO_DEMANGLE:
- demangling = false;
+ demangling = FALSE;
break;
case OPTION_NO_GC_SECTIONS:
- command_line.gc_sections = false;
+ command_line.gc_sections = FALSE;
break;
case OPTION_NO_KEEP_MEMORY:
- link_info.keep_memory = false;
+ link_info.keep_memory = FALSE;
break;
case OPTION_NO_UNDEFINED:
- link_info.no_undefined = true;
+ link_info.no_undefined = TRUE;
break;
case OPTION_ALLOW_SHLIB_UNDEFINED:
- link_info.allow_shlib_undefined = true;
+ link_info.allow_shlib_undefined = TRUE;
+ break;
+ case OPTION_ALLOW_MULTIPLE_DEFINITION:
+ link_info.allow_multiple_definition = TRUE;
+ break;
+ case OPTION_NO_UNDEFINED_VERSION:
+ link_info.allow_undefined_version = FALSE;
break;
case OPTION_NO_WARN_MISMATCH:
- command_line.warn_mismatch = false;
+ command_line.warn_mismatch = FALSE;
break;
case OPTION_NOINHIBIT_EXEC:
- force_make_executable = true;
+ force_make_executable = TRUE;
+ break;
+ case OPTION_NOSTDLIB:
+ config.only_cmd_line_lib_dirs = TRUE;
break;
case OPTION_NO_WHOLE_ARCHIVE:
- whole_archive = false;
+ whole_archive = FALSE;
break;
case 'O':
/* FIXME "-O<non-digits> <value>" used to set the address of
getopt can't handle two args to an option without kludges. */
/* Enable optimizations of output files. */
- link_info.optimize = strtoul (optarg, NULL, 0) ? true : false;
+ link_info.optimize = strtoul (optarg, NULL, 0) ? TRUE : FALSE;
break;
case 'o':
lang_add_output (optarg, 0);
lang_add_output_format (optarg, (char *) NULL, (char *) NULL, 0);
break;
case 'q':
- link_info.emitrelocations = true;
+ link_info.emitrelocations = TRUE;
break;
case 'i':
case 'r':
- link_info.relocateable = true;
- config.build_constructors = false;
- config.magic_demand_paged = false;
- config.text_read_only = false;
- config.dynamic_link = false;
+ if (optind == last_optind)
+ /* This can happen if the user put "-rpath,a" on the command
+ line. (Or something similar. The comma is important).
+ Getopt becomes confused and thinks that this is a -r option
+ but it cannot parse the text after the -r so it refuses to
+ increment the optind counter. Detect this case and issue
+ an error message here. We cannot just make this a warning,
+ increment optind, and continue because getopt is too confused
+ and will seg-fault the next time around. */
+ einfo(_("%P%F: bad -rpath option\n"));
+
+ link_info.relocateable = TRUE;
+ config.build_constructors = FALSE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ config.dynamic_link = FALSE;
break;
case 'R':
/* The GNU linker traditionally uses -R to mean to include
do
{
size_t idx = 0;
+
while (optarg[idx] != '\0' && optarg[idx] == cp[idx])
++idx;
if (optarg[idx] == '\0'
}
break;
case OPTION_RELAX:
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_RETAIN_SYMBOLS_FILE:
add_keepsyms_file (optarg);
break;
case OPTION_SHARED:
if (config.has_shared)
- link_info.shared = true;
+ link_info.shared = TRUE;
else
einfo (_("%P%F: -shared not supported\n"));
break;
command_line.soname = optarg;
break;
case OPTION_SORT_COMMON:
- config.sort_common = true;
+ config.sort_common = TRUE;
break;
case OPTION_STATS:
- config.stats = true;
+ config.stats = TRUE;
break;
case OPTION_SYMBOLIC:
- link_info.symbolic = true;
+ link_info.symbolic = TRUE;
break;
case 't':
- trace_files = true;
+ trace_files = TRUE;
break;
case 'T':
ldfile_open_command_file (optarg);
/* Check for <something>=<somthing>... */
optarg2 = strchr (optarg, '=');
if (optarg2 == NULL)
- {
- fprintf (stderr,
- _("%s: Invalid argument to option \"--section-start\"\n"),
- program_name);
- xexit (1);
- }
+ einfo (_("%P%F: invalid argument to option \"--section-start\"\n"));
optarg2++;
/* So far so good. Are all the args present? */
if ((*optarg == '\0') || (*optarg2 == '\0'))
- {
- fprintf (stderr,
- _("%s: Missing argument(s) to option \"--section-start\"\n"),
- program_name);
- xexit (1);
- }
+ einfo (_("%P%F: missing argument(s) to option \"--section-start\"\n"));
/* We must copy the section name as set_section_start
doesn't do it for us. */
break;
case OPTION_TARGET_HELP:
/* Mention any target specific options. */
- ldemul_list_emulation_options (stdout);
- exit (0);
+ ldemul_list_emulation_options (stdout);
+ exit (0);
case OPTION_TBSS:
set_section_start (".bss", optarg);
break;
set_section_start (".text", optarg);
break;
case OPTION_TRADITIONAL_FORMAT:
- link_info.traditional_format = true;
+ link_info.traditional_format = TRUE;
break;
case OPTION_TASK_LINK:
- link_info.task_link = true;
+ link_info.task_link = TRUE;
/* Fall through - do an implied -r option. */
case OPTION_UR:
- link_info.relocateable = true;
- config.build_constructors = true;
- config.magic_demand_paged = false;
- config.text_read_only = false;
- config.dynamic_link = false;
+ link_info.relocateable = TRUE;
+ config.build_constructors = TRUE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ config.dynamic_link = FALSE;
break;
case 'u':
ldlang_add_undef (optarg);
if (optarg != NULL)
lang_add_unique (optarg);
else
- config.unique_orphan_sections = true;
+ config.unique_orphan_sections = TRUE;
break;
case OPTION_VERBOSE:
ldversion (1);
- version_printed = true;
- trace_file_tries = true;
+ version_printed = TRUE;
+ trace_file_tries = TRUE;
break;
case 'v':
ldversion (0);
- version_printed = true;
+ version_printed = TRUE;
break;
case 'V':
ldversion (1);
- version_printed = true;
+ version_printed = TRUE;
break;
case OPTION_VERSION:
- /* This output is intended to follow the GNU standards document. */
- printf ("GNU ld %s\n", ld_program_version);
- printf (_("Copyright 2001 Free Software Foundation, Inc.\n"));
- printf (_("\
-This program is free software; you may redistribute it under the terms of\n\
-the GNU General Public License. This program has absolutely no warranty.\n"));
- {
- ld_emulation_xfer_type **ptr = ld_emulations;
-
- printf (_(" Supported emulations:\n"));
- while (*ptr)
- {
- printf (" %s\n", (*ptr)->emulation_name);
- ptr++;
- }
- }
+ ldversion (2);
xexit (0);
break;
case OPTION_VERSION_SCRIPT:
version information. Read it, but don't assume that
we've seen a linker script. */
{
- FILE * hold_script_handle;
+ FILE *hold_script_handle;
hold_script_handle = saved_script_handle;
ldfile_open_command_file (optarg);
command_line.version_exports_section = optarg;
break;
case OPTION_WARN_COMMON:
- config.warn_common = true;
+ config.warn_common = TRUE;
break;
case OPTION_WARN_CONSTRUCTORS:
- config.warn_constructors = true;
+ config.warn_constructors = TRUE;
break;
case OPTION_WARN_FATAL:
- config.fatal_warnings = true;
+ config.fatal_warnings = TRUE;
break;
case OPTION_WARN_MULTIPLE_GP:
- config.warn_multiple_gp = true;
+ config.warn_multiple_gp = TRUE;
break;
case OPTION_WARN_ONCE:
- config.warn_once = true;
+ config.warn_once = TRUE;
break;
case OPTION_WARN_SECTION_ALIGN:
- config.warn_section_align = true;
+ config.warn_section_align = TRUE;
break;
case OPTION_WHOLE_ARCHIVE:
- whole_archive = true;
+ whole_archive = TRUE;
break;
case OPTION_WRAP:
add_wrap (optarg);
config.split_by_file = 1;
break;
case OPTION_CHECK_SECTIONS:
- command_line.check_section_addresses = true;
+ command_line.check_section_addresses = TRUE;
break;
case OPTION_NO_CHECK_SECTIONS:
- command_line.check_section_addresses = false;
+ command_line.check_section_addresses = FALSE;
break;
case '(':
if (ingroup)
- {
- fprintf (stderr,
- _("%s: may not nest groups (--help for usage)\n"),
- program_name);
- xexit (1);
- }
+ einfo (_("%P%F: may not nest groups (--help for usage)\n"));
+
lang_enter_group ();
ingroup = 1;
break;
case ')':
if (! ingroup)
- {
- fprintf (stderr,
- _("%s: group ended before it began (--help for usage)\n"),
- program_name);
- xexit (1);
- }
+ einfo (_("%P%F: group ended before it began (--help for usage)\n"));
+
lang_leave_group ();
ingroup = 0;
break;
case OPTION_MPC860C0:
- link_info.mpc860c0 = 20; /* default value (in bytes) */
+ /* Default value (in bytes). */
+ link_info.mpc860c0 = 20;
if (optarg)
{
unsigned words;
words = is_num (optarg, 1, 10, 0);
if (words == 0)
- {
- fprintf (stderr,
- _("%s: Invalid argument to option \"mpc860c0\"\n"),
- program_name);
- xexit (1);
- }
- link_info.mpc860c0 = words * 4; /* convert words to bytes */
+ einfo (_("%P%F: invalid argument to option \"mpc860c0\"\n"));
+
+ /* Convert words to bytes. */
+ link_info.mpc860c0 = words * 4;
}
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_INIT:
if (p != NULL)
*p = '\0';
if (*dirlist_ptr != '\0')
- ldfile_add_library_path (dirlist_ptr, true);
+ ldfile_add_library_path (dirlist_ptr, TRUE);
if (p == NULL)
break;
dirlist_ptr = p + 1;
{
if (ld_options[i].doc != NULL)
{
- boolean comma;
+ bfd_boolean comma;
int len;
unsigned j;
printf (" ");
- comma = false;
+ comma = FALSE;
len = 2;
j = i;
printf ("%s", _(ld_options[j].arg));
len += strlen (_(ld_options[j].arg));
}
- comma = true;
+ comma = TRUE;
}
++j;
}
int two_dashes =
(ld_options[j].control == TWO_DASHES
|| ld_options[j].control == EXACTLY_TWO_DASHES);
-
+
printf ("%s-%s%s",
comma ? ", " : "",
two_dashes ? "-" : "",
printf (" %s", _(ld_options[j].arg));
len += 1 + strlen (_(ld_options[j].arg));
}
- comma = true;
+ comma = TRUE;
}
++j;
}
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