/* Parse options for the GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002
+ 2001, 2002, 2003
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
-#ifndef HAVE_STDLIB_H
-/* If we have <stdlib.h>, assume it defines strtoul. */
-/* Omit args to avoid the possibility of clashing with a system header
- that might disagree about consts. */
-unsigned long strtoul ();
-#endif
-
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_NO_ALLOW_SHLIB_UNDEFINED (OPTION_ALLOW_SHLIB_UNDEFINED + 1)
+#define OPTION_ALLOW_MULTIPLE_DEFINITION (OPTION_NO_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)
+#define OPTION_STRIP_DISCARDED (OPTION_NO_OMAGIC + 1)
+#define OPTION_NO_STRIP_DISCARDED (OPTION_STRIP_DISCARDED + 1)
+#define OPTION_ACCEPT_UNKNOWN_INPUT_ARCH (OPTION_NO_STRIP_DISCARDED + 1)
+#define OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH (OPTION_ACCEPT_UNKNOWN_INPUT_ARCH + 1)
/* The long options. This structure is used for both the option
parsing and the help text. */
{ {"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'},
's', NULL, N_("Strip all symbols"), TWO_DASHES },
{ {"strip-debug", no_argument, NULL, 'S'},
'S', NULL, N_("Strip debugging symbols"), TWO_DASHES },
+ { {"strip-discarded", no_argument, NULL, OPTION_STRIP_DISCARDED},
+ '\0', NULL, N_("Strip symbols in discarded sections"), TWO_DASHES },
+ { {"no-strip-discarded", no_argument, NULL, OPTION_NO_STRIP_DISCARDED},
+ '\0', NULL, N_("Do not strip symbols in discarded sections"), TWO_DASHES },
{ {"trace", no_argument, NULL, 't'},
't', NULL, N_("Trace file opens"), TWO_DASHES },
{ {"script", required_argument, NULL, 'T'},
'(', NULL, N_("Start a group"), TWO_DASHES },
{ {"end-group", no_argument, NULL, ')'},
')', NULL, N_("End a group"), TWO_DASHES },
+ { {"accept-unknown-input-arch", no_argument, NULL, OPTION_ACCEPT_UNKNOWN_INPUT_ARCH},
+ '\0', NULL, N_("Accept input files whose architecture cannot be determined"), TWO_DASHES },
+ { {"no-accept-unknown-input-arch", no_argument, NULL, OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH},
+ '\0', NULL, N_("Reject input files whose architecture is unknown"), TWO_DASHES },
{ {"assert", required_argument, NULL, OPTION_ASSERT},
'\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
{ {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED},
{ {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED},
'\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 },
+ '\0', NULL, N_("Allow undefined symbols in shared objects (the default)"), TWO_DASHES },
+ { {"no-allow-shlib-undefined", no_argument, NULL, OPTION_NO_ALLOW_SHLIB_UNDEFINED},
+ '\0', NULL, N_("Do not 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},
int is, il, irl;
int ingroup = 0;
char *default_dirlist = NULL;
- char shortopts[OPTION_COUNT * 3 + 2];
- struct option longopts[OPTION_COUNT + 1];
- struct option really_longopts[OPTION_COUNT + 1];
+ char *shortopts;
+ struct option *longopts;
+ struct option *really_longopts;
int last_optind;
+ shortopts = (char *) xmalloc (OPTION_COUNT * 3 + 2);
+ longopts = (struct option *) xmalloc (sizeof (*longopts)
+ * (OPTION_COUNT + 1));
+ really_longopts = (struct option *) xmalloc (sizeof (*really_longopts)
+ * (OPTION_COUNT + 1));
+
/* Starting the short option string with '-' is for programs that
expect options and other ARGV-elements in any order and that care about
the ordering of the two. We describe each non-option ARGV-element
longopts[il].name = NULL;
really_longopts[irl].name = NULL;
+ ldemul_add_options (is, &shortopts, il, &longopts, irl, &really_longopts);
+
/* The -G option is ambiguous on different platforms. Sometimes it
specifies the largest data size to put into the small data
section. Sometimes it is equivalent to --shared. Unfortunately,
optc = getopt_long (argc, argv, "-", really_longopts, &longind);
}
+ if (ldemul_handle_option (optc))
+ continue;
+
if (optc == -1)
break;
``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;
+ 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_NO_ALLOW_SHLIB_UNDEFINED:
+ link_info.allow_shlib_undefined = FALSE;
+ 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;
+ 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':
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;
+
+ 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
}
break;
case OPTION_RELAX:
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_RETAIN_SYMBOLS_FILE:
add_keepsyms_file (optarg);
case 's':
link_info.strip = strip_all;
break;
+ case OPTION_STRIP_DISCARDED:
+ link_info.strip_discarded = TRUE;
+ break;
+ case OPTION_NO_STRIP_DISCARDED:
+ link_info.strip_discarded = FALSE;
+ 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);
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:
ldversion (2);
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);
case 'Y':
if (strncmp (optarg, "P,", 2) == 0)
optarg += 2;
+ if (default_dirlist != NULL)
+ free (default_dirlist);
default_dirlist = xstrdup (optarg);
break;
case 'y':
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 OPTION_ACCEPT_UNKNOWN_INPUT_ARCH:
+ command_line.accept_unknown_input_arch = TRUE;
+ break;
+ case OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH:
+ command_line.accept_unknown_input_arch = FALSE;
break;
case '(':
if (ingroup)
/* Convert words to bytes. */
link_info.mpc860c0 = words * 4;
}
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_INIT:
lang_leave_group ();
if (default_dirlist != NULL)
- set_default_dirlist (default_dirlist);
-
+ {
+ set_default_dirlist (default_dirlist);
+ free (default_dirlist);
+ }
}
/* Add the (colon-separated) elements of DIRLIST_PTR to the
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;
}
projects / deliverable / binutils-gdb.git / blobdiff