/* Parse options for the GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
Free Software Foundation, Inc.
This file is part of the GNU Binutils.
OPTION_EL,
OPTION_EMBEDDED_RELOCS,
OPTION_EXPORT_DYNAMIC,
+ OPTION_NO_EXPORT_DYNAMIC,
OPTION_HELP,
OPTION_IGNORE,
OPTION_MAP,
OPTION_RETAIN_SYMBOLS_FILE,
OPTION_RPATH,
OPTION_RPATH_LINK,
- OPTION_SEP_CODE,
OPTION_SHARED,
OPTION_SONAME,
OPTION_SORT_COMMON,
OPTION_TBSS,
OPTION_TDATA,
OPTION_TTEXT,
+ OPTION_TTEXT_SEGMENT,
OPTION_TRADITIONAL_FORMAT,
OPTION_UR,
OPTION_VERBOSE,
OPTION_WARN_UNRESOLVED_SYMBOLS,
OPTION_ERROR_UNRESOLVED_SYMBOLS,
OPTION_WARN_SHARED_TEXTREL,
+ OPTION_WARN_ALTERNATE_EM,
OPTION_REDUCE_MEMORY_OVERHEADS,
OPTION_DEFAULT_SCRIPT
};
/* The long options. This structure is used for both the option
parsing and the help text. */
+enum control_enum {
+ /* Use one dash before long option name. */
+ ONE_DASH,
+ /* Use two dashes before long option name. */
+ TWO_DASHES,
+ /* Only accept two dashes before the long option name.
+ This is an overloading of the use of this enum, since originally it
+ was only intended to tell the --help display function how to display
+ the long option name. This feature was added in order to resolve
+ the confusion about the -omagic command line switch. Is it setting
+ the output file name to "magic" or is it setting the NMAGIC flag on
+ the output ? It has been decided that it is setting the output file
+ name, and that if you want to set the NMAGIC flag you should use -N
+ or --omagic. */
+ EXACTLY_TWO_DASHES,
+ /* Don't mention this option in --help output. */
+ NO_HELP
+};
+
struct ld_option
{
/* The long option information. */
/* The documentation string. If this is NULL, this is a synonym for
the previous option. */
const char *doc;
- enum {
- /* Use one dash before long option name. */
- ONE_DASH,
- /* Use two dashes before long option name. */
- TWO_DASHES,
- /* Only accept two dashes before the long option name.
- This is an overloading of the use of this enum, since originally it
- was only intended to tell the --help display function how to display
- the long option name. This feature was added in order to resolve
- the confusion about the -omagic command line switch. Is it setting
- the output file name to "magic" or is it setting the NMAGIC flag on
- the output ? It has been decided that it is setting the output file
- name, and that if you want to set the NMAGIC flag you should use -N
- or --omagic. */
- EXACTLY_TWO_DASHES,
- /* Don't mention this option in --help output. */
- NO_HELP
- } control;
+ enum control_enum control;
};
static const struct ld_option ld_options[] =
'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},
'\0', NULL, N_("Create a position independent executable"), ONE_DASH },
{ {"pic-executable", no_argument, NULL, OPTION_PIE},
'\0', NULL, NULL, TWO_DASHES },
- { {"sep-code", no_argument, NULL, OPTION_SEP_CODE},
- '\0', NULL, N_("Put code into separate segment"), TWO_DASHES },
{ {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON},
'\0', N_("[=ascending|descending]"),
N_("Sort common symbols by alignment [in specified order]"),
'\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"
{ {"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 },
int last_optind;
enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
- shortopts = xmalloc (OPTION_COUNT * 3 + 2);
- longopts = xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1));
- really_longopts = xmalloc (sizeof (*really_longopts) * (OPTION_COUNT + 1));
+ shortopts = (char *) xmalloc (OPTION_COUNT * 3 + 2);
+ longopts = (struct option *)
+ xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1));
+ really_longopts = (struct option *)
+ malloc (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
{
char *n;
- n = xmalloc (strlen (argv[i]) + 20);
+ n = (char *) xmalloc (strlen (argv[i]) + 20);
sprintf (n, "--library=%s", argv[i] + 2);
argv[i] = n;
}
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);
break;
case 'f':
if (command_line.auxiliary_filters == NULL)
{
- command_line.auxiliary_filters = xmalloc (2 * sizeof (char *));
+ command_line.auxiliary_filters = (char **)
+ xmalloc (2 * sizeof (char *));
command_line.auxiliary_filters[0] = optarg;
command_line.auxiliary_filters[1] = NULL;
}
c = 0;
for (p = command_line.auxiliary_filters; *p != NULL; p++)
++c;
- command_line.auxiliary_filters
- = xrealloc (command_line.auxiliary_filters,
+ command_line.auxiliary_filters = (char **)
+ xrealloc (command_line.auxiliary_filters,
(c + 2) * sizeof (char *));
command_line.auxiliary_filters[c] = optarg;
command_line.auxiliary_filters[c + 1] = NULL;
if (cp == NULL)
{
- buf = xmalloc (rpath_len + optarg_len + 2);
+ buf = (char *) xmalloc (rpath_len + optarg_len + 2);
sprintf (buf, "%s%c%s", command_line.rpath,
config.rpath_separator, optarg);
free (command_line.rpath);
{
char *buf;
- buf = xmalloc (strlen (command_line.rpath_link)
- + strlen (optarg)
- + 2);
+ buf = (char *) xmalloc (strlen (command_line.rpath_link)
+ + strlen (optarg)
+ + 2);
sprintf (buf, "%s%c%s", command_line.rpath_link,
config.rpath_separator, optarg);
free (command_line.rpath_link);
else
einfo (_("%P%F: -pie not supported\n"));
break;
- case OPTION_SEP_CODE:
- link_info.sep_code = TRUE;
- break;
case 'h': /* Used on Solaris. */
case OPTION_SONAME:
command_line.soname = optarg;
/* We must copy the section name as set_section_start
doesn't do it for us. */
len = optarg2 - optarg;
- sec_name = xmalloc (len);
+ sec_name = (char *) xmalloc (len);
memcpy (sec_name, optarg, len - 1);
sec_name[len - 1] = 0;
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;
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;
}
/* There was no existing value so we must create a new segment
entry. */
- seg = stat_alloc (sizeof (*seg));
+ seg = (segment_type *) stat_alloc (sizeof (*seg));
seg->name = name;
seg->value = val;
seg->used = FALSE;
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