* ld-alpha/tlsbin.sd: Cope with truncated address in data dumps.
[deliverable/binutils-gdb.git] / ld / lexsup.c
index 07c52a7137a460e4f8b93bb2d5516eb40fcf1ecb..87a729a4fe28ba5ba967c591cde6c0af92245f34 100644 (file)
@@ -133,6 +133,10 @@ int parsing_defsym = 0;
 #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.  */
@@ -239,6 +243,10 @@ static const struct ld_option ld_options[] =
       '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'},
@@ -267,6 +275,10 @@ static const struct ld_option ld_options[] =
       '(', 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},
@@ -593,10 +605,10 @@ parse_args (argc, argv)
              ``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;
@@ -625,17 +637,17 @@ parse_args (argc, argv)
          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;
@@ -647,7 +659,7 @@ parse_args (argc, argv)
          lex_string = NULL;
          break;
        case OPTION_DEMANGLE:
-         demangling = true;
+         demangling = TRUE;
          if (optarg != NULL)
            {
              enum demangling_styles style;
@@ -671,14 +683,14 @@ parse_args (argc, argv)
          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)
@@ -707,7 +719,7 @@ parse_args (argc, argv)
          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':
          {
@@ -721,14 +733,14 @@ parse_args (argc, argv)
          /* 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,
@@ -744,55 +756,55 @@ parse_args (argc, argv)
          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.
+         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_ALLOW_MULTIPLE_DEFINITION:
-         link_info.allow_multiple_definition = true;
+         link_info.allow_multiple_definition = TRUE;
          break;
        case OPTION_NO_UNDEFINED_VERSION:
-         link_info.allow_undefined_version = false;
+         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
@@ -802,7 +814,7 @@ parse_args (argc, argv)
             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);
@@ -811,7 +823,7 @@ parse_args (argc, argv)
          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':
@@ -826,11 +838,11 @@ parse_args (argc, argv)
               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
@@ -907,7 +919,7 @@ parse_args (argc, argv)
            }
          break;
        case OPTION_RELAX:
-         command_line.relax = true;
+         command_line.relax = TRUE;
          break;
        case OPTION_RETAIN_SYMBOLS_FILE:
          add_keepsyms_file (optarg);
@@ -918,9 +930,15 @@ parse_args (argc, argv)
        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;
@@ -929,16 +947,16 @@ parse_args (argc, argv)
          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);
@@ -987,17 +1005,17 @@ parse_args (argc, argv)
          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);
@@ -1006,20 +1024,20 @@ parse_args (argc, argv)
          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);
@@ -1046,25 +1064,25 @@ parse_args (argc, argv)
          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);
@@ -1102,10 +1120,16 @@ parse_args (argc, argv)
            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)
@@ -1135,7 +1159,7 @@ parse_args (argc, argv)
              /* Convert words to bytes.  */
              link_info.mpc860c0 = words * 4;
            }
-         command_line.relax = true;
+         command_line.relax = TRUE;
          break;
 
        case OPTION_INIT:
@@ -1171,7 +1195,7 @@ set_default_dirlist (dirlist_ptr)
       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;
@@ -1204,13 +1228,13 @@ help ()
     {
       if (ld_options[i].doc != NULL)
        {
-         boolean comma;
+         bfd_boolean comma;
          int len;
          unsigned j;
 
          printf ("  ");
 
-         comma = false;
+         comma = FALSE;
          len = 2;
 
          j = i;
@@ -1231,7 +1255,7 @@ help ()
                      printf ("%s", _(ld_options[j].arg));
                      len += strlen (_(ld_options[j].arg));
                    }
-                 comma = true;
+                 comma = TRUE;
                }
              ++j;
            }
@@ -1260,7 +1284,7 @@ help ()
                      printf (" %s", _(ld_options[j].arg));
                      len += 1 + strlen (_(ld_options[j].arg));
                    }
-                 comma = true;
+                 comma = TRUE;
                }
              ++j;
            }
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