bfd/

[deliverable/binutils-gdb.git] / ld / lexsup.c

diff --git a/ld/lexsup.c b/ld/lexsup.c
index 459cff921d45c5ba4cf58c2e31277b706ce43da2..4da949625da08dbf84dff24a1d6cfb75728a21aa 100644 (file)
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -17,9 +17,10 @@
 
    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.  */
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */
 
+#include "config.h"
 #include "bfd.h"
 #include "sysdep.h"
 #include "libiberty.h"
@@ -106,6 +107,10 @@ enum option_values
   OPTION_VERSION,
   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,
@@ -123,6 +128,8 @@ enum option_values
   OPTION_FORCE_EXE_SUFFIX,
   OPTION_GC_SECTIONS,
   OPTION_NO_GC_SECTIONS,
+  OPTION_PRINT_GC_SECTIONS,
+  OPTION_NO_PRINT_GC_SECTIONS,
   OPTION_HASH_SIZE,
   OPTION_CHECK_SECTIONS,
   OPTION_NO_CHECK_SECTIONS,
@@ -341,6 +348,8 @@ static const struct ld_option ld_options[] =
     '\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_DYNAMIC_LIST_DATA},
+    '\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 },
@@ -369,6 +378,12 @@ static const struct ld_option ld_options[] =
   { {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS},
     '\0', NULL, N_("Don't remove unused sections (default)"),
     TWO_DASHES },
+  { {"print-gc-sections", no_argument, NULL, OPTION_PRINT_GC_SECTIONS},
+    '\0', NULL, N_("List removed unused sections on stderr"),
+    TWO_DASHES },
+  { {"no-print-gc-sections", no_argument, NULL, OPTION_NO_PRINT_GC_SECTIONS},
+    '\0', NULL, N_("Do not list removed unused sections"),
+    TWO_DASHES },
   { {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE},
     '\0', NULL, N_("Set default hash table size close to <NUMBER>"),
     TWO_DASHES },
@@ -492,6 +507,14 @@ static const struct ld_option ld_options[] =
      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 },
+  { {"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},
+    '\0', N_("FILE"), N_("Read dynamic list"), TWO_DASHES },
   { {"warn-common", no_argument, NULL, OPTION_WARN_COMMON},
     '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES },
   { {"warn-constructors", no_argument, NULL, OPTION_WARN_CONSTRUCTORS},
@@ -665,6 +688,8 @@ parse_args (unsigned argc, char **argv)
        {
        case '?':
          einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]);
+         /* Fall through.  */
+
        default:
          einfo (_("%P%F: use the --help option for usage information\n"));
 
@@ -809,7 +834,10 @@ parse_args (unsigned argc, char **argv)
          /* Ignore.  */
          break;
        case OPTION_GC_SECTIONS:
-         command_line.gc_sections = TRUE;
+         link_info.gc_sections = TRUE;
+         break;
+       case OPTION_PRINT_GC_SECTIONS:
+         link_info.print_gc_sections = TRUE;
          break;
        case OPTION_HELP:
          help ();
@@ -852,7 +880,10 @@ parse_args (unsigned argc, char **argv)
          demangling = FALSE;
          break;
        case OPTION_NO_GC_SECTIONS:
-         command_line.gc_sections = FALSE;
+         link_info.gc_sections = FALSE;
+         break;
+       case OPTION_NO_PRINT_GC_SECTIONS:
+         link_info.print_gc_sections = FALSE;
          break;
        case OPTION_NO_KEEP_MEMORY:
          link_info.keep_memory = FALSE;
@@ -1221,6 +1252,33 @@ parse_args (unsigned argc, char **argv)
             .exports sections.  */
          command_line.version_exports_section = optarg;
          break;
+       case OPTION_DYNAMIC_LIST_DATA:
+         link_info.dynamic_data = TRUE;
+         link_info.dynamic = TRUE;
+         break;
+       case OPTION_DYNAMIC_LIST_CPP_TYPEINFO:
+         lang_append_dynamic_list_cpp_typeinfo ();
+         link_info.dynamic = TRUE;
+         break;
+       case OPTION_DYNAMIC_LIST_CPP_NEW:
+         lang_append_dynamic_list_cpp_new ();
+         link_info.dynamic = TRUE;
+         break;
+       case OPTION_DYNAMIC_LIST:
+         /* This option indicates a small script that only specifies
+            a dynamic list.  Read it, but don't assume that we've
+            seen a linker script.  */
+         {
+           FILE *hold_script_handle;
+
+           hold_script_handle = saved_script_handle;
+           ldfile_open_command_file (optarg);
+           saved_script_handle = hold_script_handle;
+           parser_input = input_dynamic_list;
+           yyparse ();
+         }
+         link_info.dynamic = TRUE;
+         break;
        case OPTION_WARN_COMMON:
          config.warn_common = TRUE;
          break;
@@ -1270,7 +1328,7 @@ parse_args (unsigned argc, char **argv)
          link_info.discard = discard_all;
          break;
        case 'Y':
-         if (strncmp (optarg, "P,", 2) == 0)
+         if (CONST_STRNEQ (optarg, "P,"))
            optarg += 2;
          if (default_dirlist != NULL)
            free (default_dirlist);
@@ -1330,7 +1388,7 @@ parse_args (unsigned argc, char **argv)
          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;
@@ -1441,6 +1499,7 @@ help (void)
 {
   unsigned i;
   const char **targets, **pp;
+  int len;
 
   printf (_("Usage: %s [options] file...\n"), program_name);
 
@@ -1450,7 +1509,6 @@ help (void)
       if (ld_options[i].doc != NULL)
        {
          bfd_boolean comma;
-         int len;
          unsigned j;
 
          printf ("  ");
@@ -1523,6 +1581,10 @@ help (void)
          printf ("%s\n", _(ld_options[i].doc));
        }
     }
+  printf (_("  @FILE"));
+  for (len = strlen ("  @FILE"); len < 30; len++)
+    putchar (' ');
+  printf (_("Read options from FILE\n"));
 
   /* Note: Various tools (such as libtool) depend upon the
      format of the listings below - do not change them.  */