Add --hash-size switch to the linker
[deliverable/binutils-gdb.git] / ld / lexsup.c
index e120c13a08b4c4d4f1367d4b65d2dc4a89d53993..51373413f1049741ed62c5b68d25c836e9646d39 100644 (file)
@@ -1,31 +1,31 @@
 /* Parse options for the GNU linker.
    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001
+   2001, 2002, 2003, 2004
    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 "libiberty.h"
 #include <stdio.h>
 #include <string.h>
-#include <ctype.h>
+#include "safe-ctype.h"
 #include "getopt.h"
 #include "bfdlink.h"
 #include "ld.h"
@@ -33,7 +33,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include "ldmisc.h"
 #include "ldexp.h"
 #include "ldlang.h"
-#include "ldgram.h"
+#include <ldgram.h>
 #include "ldlex.h"
 #include "ldfile.h"
 #include "ldver.h"
@@ -53,84 +53,99 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #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 help PARAMS ((void));
+static void set_default_dirlist (char *);
+static void set_section_start (char *, char *);
+static void help (void);
 
 /* Non-zero if we are processing a --defsym from the command line.  */
 int parsing_defsym = 0;
 
 /* Codes used for the long options with no short synonyms.  150 isn't
    special; it's just an arbitrary non-ASCII char value.  */
-
-#define OPTION_ASSERT                  150
-#define OPTION_CALL_SHARED             (OPTION_ASSERT + 1)
-#define OPTION_CREF                    (OPTION_CALL_SHARED + 1)
-#define OPTION_DEFSYM                  (OPTION_CREF + 1)
-#define OPTION_DEMANGLE                        (OPTION_DEFSYM + 1)
-#define OPTION_DYNAMIC_LINKER          (OPTION_DEMANGLE + 1)
-#define OPTION_EB                      (OPTION_DYNAMIC_LINKER + 1)
-#define OPTION_EL                      (OPTION_EB + 1)
-#define OPTION_EMBEDDED_RELOCS         (OPTION_EL + 1)
-#define OPTION_EXPORT_DYNAMIC          (OPTION_EMBEDDED_RELOCS + 1)
-#define OPTION_HELP                    (OPTION_EXPORT_DYNAMIC + 1)
-#define OPTION_IGNORE                  (OPTION_HELP + 1)
-#define OPTION_MAP                     (OPTION_IGNORE + 1)
-#define OPTION_NO_DEMANGLE             (OPTION_MAP + 1)
-#define OPTION_NO_KEEP_MEMORY          (OPTION_NO_DEMANGLE + 1)
-#define OPTION_NO_WARN_MISMATCH                (OPTION_NO_KEEP_MEMORY + 1)
-#define OPTION_NOINHIBIT_EXEC          (OPTION_NO_WARN_MISMATCH + 1)
-#define OPTION_NON_SHARED              (OPTION_NOINHIBIT_EXEC + 1)
-#define OPTION_NO_WHOLE_ARCHIVE                (OPTION_NON_SHARED + 1)
-#define OPTION_OFORMAT                 (OPTION_NO_WHOLE_ARCHIVE + 1)
-#define OPTION_RELAX                   (OPTION_OFORMAT + 1)
-#define OPTION_RETAIN_SYMBOLS_FILE     (OPTION_RELAX + 1)
-#define OPTION_RPATH                   (OPTION_RETAIN_SYMBOLS_FILE + 1)
-#define OPTION_RPATH_LINK              (OPTION_RPATH + 1)
-#define OPTION_SHARED                  (OPTION_RPATH_LINK + 1)
-#define OPTION_SONAME                  (OPTION_SHARED + 1)
-#define OPTION_SORT_COMMON             (OPTION_SONAME + 1)
-#define OPTION_STATS                   (OPTION_SORT_COMMON + 1)
-#define OPTION_SYMBOLIC                        (OPTION_STATS + 1)
-#define OPTION_TASK_LINK               (OPTION_SYMBOLIC + 1)
-#define OPTION_TBSS                    (OPTION_TASK_LINK + 1)
-#define OPTION_TDATA                   (OPTION_TBSS + 1)
-#define OPTION_TTEXT                   (OPTION_TDATA + 1)
-#define OPTION_TRADITIONAL_FORMAT      (OPTION_TTEXT + 1)
-#define OPTION_UR                      (OPTION_TRADITIONAL_FORMAT + 1)
-#define OPTION_VERBOSE                 (OPTION_UR + 1)
-#define OPTION_VERSION                 (OPTION_VERBOSE + 1)
-#define OPTION_VERSION_SCRIPT          (OPTION_VERSION + 1)
-#define OPTION_VERSION_EXPORTS_SECTION (OPTION_VERSION_SCRIPT + 1)
-#define OPTION_WARN_COMMON             (OPTION_VERSION_EXPORTS_SECTION + 1)
-#define OPTION_WARN_CONSTRUCTORS       (OPTION_WARN_COMMON + 1)
-#define OPTION_WARN_FATAL              (OPTION_WARN_CONSTRUCTORS + 1)
-#define OPTION_WARN_MULTIPLE_GP                (OPTION_WARN_FATAL + 1)
-#define OPTION_WARN_ONCE               (OPTION_WARN_MULTIPLE_GP + 1)
-#define OPTION_WARN_SECTION_ALIGN      (OPTION_WARN_ONCE + 1)
-#define OPTION_SPLIT_BY_RELOC          (OPTION_WARN_SECTION_ALIGN + 1)
-#define OPTION_SPLIT_BY_FILE           (OPTION_SPLIT_BY_RELOC + 1)
-#define OPTION_WHOLE_ARCHIVE           (OPTION_SPLIT_BY_FILE + 1)
-#define OPTION_WRAP                    (OPTION_WHOLE_ARCHIVE + 1)
-#define OPTION_FORCE_EXE_SUFFIX                (OPTION_WRAP + 1)
-#define OPTION_GC_SECTIONS             (OPTION_FORCE_EXE_SUFFIX + 1)
-#define OPTION_NO_GC_SECTIONS          (OPTION_GC_SECTIONS + 1)
-#define OPTION_CHECK_SECTIONS          (OPTION_NO_GC_SECTIONS + 1)
-#define OPTION_NO_CHECK_SECTIONS       (OPTION_CHECK_SECTIONS + 1)
-#define OPTION_MPC860C0                 (OPTION_NO_CHECK_SECTIONS + 1)
-#define OPTION_NO_UNDEFINED            (OPTION_MPC860C0 + 1)
-#define OPTION_INIT                     (OPTION_NO_UNDEFINED + 1)
-#define OPTION_FINI                     (OPTION_INIT + 1)
-#define OPTION_SECTION_START           (OPTION_FINI + 1)
-#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)
+enum option_values
+{
+  OPTION_ASSERT = 150,
+  OPTION_CALL_SHARED,
+  OPTION_CREF,
+  OPTION_DEFSYM,
+  OPTION_DEMANGLE,
+  OPTION_DYNAMIC_LINKER,
+  OPTION_EB,
+  OPTION_EL,
+  OPTION_EMBEDDED_RELOCS,
+  OPTION_EXPORT_DYNAMIC,
+  OPTION_HELP,
+  OPTION_IGNORE,
+  OPTION_MAP,
+  OPTION_NO_DEMANGLE,
+  OPTION_NO_KEEP_MEMORY,
+  OPTION_NO_WARN_MISMATCH,
+  OPTION_NOINHIBIT_EXEC,
+  OPTION_NON_SHARED,
+  OPTION_NO_WHOLE_ARCHIVE,
+  OPTION_OFORMAT,
+  OPTION_RELAX,
+  OPTION_RETAIN_SYMBOLS_FILE,
+  OPTION_RPATH,
+  OPTION_RPATH_LINK,
+  OPTION_SHARED,
+  OPTION_SONAME,
+  OPTION_SORT_COMMON,
+  OPTION_STATS,
+  OPTION_SYMBOLIC,
+  OPTION_TASK_LINK,
+  OPTION_TBSS,
+  OPTION_TDATA,
+  OPTION_TTEXT,
+  OPTION_TRADITIONAL_FORMAT,
+  OPTION_UR,
+  OPTION_VERBOSE,
+  OPTION_VERSION,
+  OPTION_VERSION_SCRIPT,
+  OPTION_VERSION_EXPORTS_SECTION,
+  OPTION_WARN_COMMON,
+  OPTION_WARN_CONSTRUCTORS,
+  OPTION_WARN_FATAL,
+  OPTION_WARN_MULTIPLE_GP,
+  OPTION_WARN_ONCE,
+  OPTION_WARN_SECTION_ALIGN,
+  OPTION_SPLIT_BY_RELOC,
+  OPTION_SPLIT_BY_FILE ,
+  OPTION_WHOLE_ARCHIVE,
+  OPTION_AS_NEEDED,
+  OPTION_NO_AS_NEEDED,
+  OPTION_WRAP,
+  OPTION_FORCE_EXE_SUFFIX,
+  OPTION_GC_SECTIONS,
+  OPTION_NO_GC_SECTIONS,
+  OPTION_HASH_SIZE,
+  OPTION_CHECK_SECTIONS,
+  OPTION_NO_CHECK_SECTIONS,
+  OPTION_NO_UNDEFINED,
+  OPTION_INIT,
+  OPTION_FINI,
+  OPTION_SECTION_START,
+  OPTION_UNIQUE,
+  OPTION_TARGET_HELP,
+  OPTION_ALLOW_SHLIB_UNDEFINED,
+  OPTION_NO_ALLOW_SHLIB_UNDEFINED,
+  OPTION_ALLOW_MULTIPLE_DEFINITION,
+  OPTION_NO_UNDEFINED_VERSION,
+  OPTION_DISCARD_NONE,
+  OPTION_SPARE_DYNAMIC_TAGS,
+  OPTION_NO_DEFINE_COMMON,
+  OPTION_NOSTDLIB,
+  OPTION_NO_OMAGIC,
+  OPTION_STRIP_DISCARDED,
+  OPTION_NO_STRIP_DISCARDED,
+  OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
+  OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
+  OPTION_PIE,
+  OPTION_UNRESOLVED_SYMBOLS,
+  OPTION_WARN_UNRESOLVED_SYMBOLS,
+  OPTION_ERROR_UNRESOLVED_SYMBOLS,
+  OPTION_REDUCE_MEMORY_OVERHEADS
+};
 
 /* The long options.  This structure is used for both the option
    parsing and the help text.  */
@@ -202,7 +217,7 @@ static const struct ld_option ld_options[] =
   { {"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'},
@@ -216,6 +231,8 @@ static const struct ld_option ld_options[] =
   { {"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'},
@@ -224,8 +241,8 @@ static const struct ld_option ld_options[] =
       '\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH },
   { {"emit-relocs", no_argument, NULL, 'q'},
       'q', NULL, "Generate relocations in final output", TWO_DASHES },
-  { {"relocateable", no_argument, NULL, 'r'},
-      'r', NULL, N_("Generate relocateable output"), TWO_DASHES },
+  { {"relocatable", no_argument, NULL, 'r'},
+      'r', NULL, N_("Generate relocatable output"), TWO_DASHES },
   { {NULL, no_argument, NULL, '\0'},
       'i', NULL, NULL, ONE_DASH },
   { {"just-symbols", required_argument, NULL, 'R'},
@@ -235,6 +252,10 @@ 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'},
@@ -263,6 +284,10 @@ 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},
@@ -304,20 +329,30 @@ 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 },
+  { {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE},
+      '\0', NULL, N_("Set default hash table size close to <NUMBER>"), TWO_DASHES },
   { {"help", no_argument, NULL, OPTION_HELP},
       '\0', NULL, N_("Print option help"), TWO_DASHES },
   { {"init", required_argument, NULL, OPTION_INIT},
      '\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_("Use less memory and more disk I/O"), TWO_DASHES },
   { {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED},
-     '\0', NULL, N_("Allow no undefined symbols"), TWO_DASHES },
+     '\0', NULL, N_("Do not allow unresolved references in object files"), 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 unresolved references in shared libaries"), TWO_DASHES },
+  { {"no-allow-shlib-undefined", no_argument, NULL, OPTION_NO_ALLOW_SHLIB_UNDEFINED},
+     '\0', NULL, N_("Do not allow unresolved references in shared libs"), 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},
@@ -326,10 +361,14 @@ static const struct ld_option ld_options[] =
       '\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},
       '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH },
+  { {"reduce-memory-overheads", no_argument, NULL, OPTION_REDUCE_MEMORY_OVERHEADS},
+      '\0', NULL, N_("Reduce memory overheads, possibly taking much longer"), TWO_DASHES },
   { {"relax", no_argument, NULL, OPTION_RELAX},
       '\0', NULL, N_("Relax branches on certain targets"), TWO_DASHES },
   { {"retain-symbols-file", required_argument, NULL,
@@ -343,10 +382,16 @@ static const struct ld_option ld_options[] =
       '\0', NULL, N_("Create a shared library"), ONE_DASH },
   { {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD.  */
       '\0', NULL, NULL, ONE_DASH },
+  { {"pie", no_argument, NULL, OPTION_PIE},
+      '\0', NULL, N_("Create a position independent executable"), ONE_DASH },
+  { {"pic-executable", no_argument, NULL, OPTION_PIE},
+      '\0', NULL, NULL, TWO_DASHES },
   { {"sort-common", no_argument, NULL, OPTION_SORT_COMMON},
       '\0', NULL, N_("Sort common symbols by size"), TWO_DASHES },
   { {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
       '\0', NULL, NULL, NO_HELP },
+  { {"spare-dynamic-tags", required_argument, NULL, OPTION_SPARE_DYNAMIC_TAGS},
+      '\0', N_("COUNT"), N_("How many tags to reserve in .dynamic section"), TWO_DASHES },
   { {"split-by-file", optional_argument, NULL, OPTION_SPLIT_BY_FILE},
       '\0', N_("[=SIZE]"), N_("Split output sections every SIZE octets"), TWO_DASHES },
   { {"split-by-reloc", optional_argument, NULL, OPTION_SPLIT_BY_RELOC},
@@ -367,6 +412,9 @@ static const struct ld_option ld_options[] =
       '\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 },
+  { {"unresolved-symbols=<method>", required_argument, NULL, OPTION_UNRESOLVED_SYMBOLS},
+     '\0', NULL, N_("How to handle unresolved symbols.  <method> is:\n\t\t\t\tignore-all, report-all, ignore-in-object-files,\n\t\t\t\tignore-in-shared-libs"),
+    TWO_DASHES },
   { {"verbose", no_argument, NULL, OPTION_VERBOSE},
       '\0', NULL, N_("Output lots of information during link"), TWO_DASHES },
   { {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux.  */
@@ -389,59 +437,41 @@ static const struct ld_option ld_options[] =
   { {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN},
       '\0', NULL, N_("Warn if start of section changes due to alignment"),
       TWO_DASHES },
+  { {"warn-unresolved-symbols", no_argument, NULL, OPTION_WARN_UNRESOLVED_SYMBOLS},
+    '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES },
+  { {"error-unresolved-symbols", no_argument, NULL, OPTION_ERROR_UNRESOLVED_SYMBOLS},
+    '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES },
   { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
      '\0', NULL, N_("Treat warnings as errors"),
      TWO_DASHES },
   { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE},
       '\0', NULL, N_("Include all objects from following archives"), TWO_DASHES },
+  { {"as-needed", no_argument, NULL, OPTION_AS_NEEDED},
+      '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"), TWO_DASHES },
+  { {"no-as-needed", no_argument, NULL, OPTION_NO_AS_NEEDED},
+      '\0', NULL, N_("Always set DT_NEEDED for following dynamic libs"), TWO_DASHES },
   { {"wrap", required_argument, NULL, OPTION_WRAP},
       '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
-  { {"mpc860c0", optional_argument, NULL, OPTION_MPC860C0},
-      '\0', N_("[=WORDS]"), N_("Modify problematic branches in last WORDS (1-10,\n\t\t\t\tdefault 5) words of a page"), TWO_DASHES }
 };
 
 #define OPTION_COUNT ARRAY_SIZE (ld_options)
 
-/* Test STRING for containing a string of digits that form a number
-   between MIN and MAX.  The return value is the number or ERR.  */
-
-static int
-is_num (string, min, max, err)
-     const char *string;
-     int min;
-     int max;
-     int err;
-{
-  int result = 0;
-
-  for (; *string; ++string)
-    {
-      if (! isdigit (*string))
-       {
-         result = err;
-         break;
-       }
-      result = result * 10 + (*string - '0');
-    }
-  if (result < min || result > max)
-    result = err;
-
-  return result;
-}
-
 void
-parse_args (argc, argv)
-     unsigned argc;
-     char **argv;
+parse_args (unsigned argc, char **argv)
 {
   unsigned i;
   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;
+  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));
 
   /* Starting the short option string with '-' is for programs that
      expect options and other ARGV-elements in any order and that care about
@@ -487,6 +517,8 @@ parse_args (argc, argv)
   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,
@@ -501,7 +533,7 @@ parse_args (argc, argv)
   for (i = 1; i < argc; i++)
     if (strcmp (argv[i], "-G") == 0
        && (i + 1 >= argc
-           || ! isdigit ((unsigned char) argv[i + 1][0])))
+           || ! ISDIGIT (argv[i + 1][0])))
       argv[i] = (char *) "--shared";
 
   /* Because we permit long options to start with a single dash, and
@@ -524,7 +556,7 @@ parse_args (argc, argv)
        {
          char *n;
 
-         n = (char *) xmalloc (strlen (argv[i]) + 20);
+         n = xmalloc (strlen (argv[i]) + 20);
          sprintf (n, "--library=%s", argv[i] + 2);
          argv[i] = n;
        }
@@ -533,7 +565,7 @@ parse_args (argc, argv)
   last_optind = -1;
   while (1)
     {
-      int longind, errind;
+      int longind;
       int optc;
 
       /* Using last_optind lets us avoid calling ldemul_parse_args
@@ -543,52 +575,48 @@ parse_args (argc, argv)
         -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 (ldemul_handle_option (optc))
+       continue;
+
       if (optc == -1)
        break;
 
       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);
+         lang_add_input_file (optarg, lang_input_file_is_file_enum, NULL);
          break;
 
        case OPTION_IGNORE:
          break;
        case 'a':
          /* For HP/UX compatibility.  Actually -a shared should mean
-             ``use only shared libraries'' but, then, we don't
-             currently support shared libraries on HP/UX anyhow.  */
+            ``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;
@@ -617,17 +645,17 @@ 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;
@@ -639,7 +667,7 @@ parse_args (argc, argv)
          lex_string = NULL;
          break;
        case OPTION_DEMANGLE:
-         demangling = true;
+         demangling = TRUE;
          if (optarg != NULL)
            {
              enum demangling_styles style;
@@ -663,21 +691,19 @@ 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.  */
-         command_line.export_dynamic = true;
-         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.auxiliary_filters =
-               (char **) xmalloc (2 * sizeof (char *));
+             command_line.auxiliary_filters = xmalloc (2 * sizeof (char *));
              command_line.auxiliary_filters[0] = optarg;
              command_line.auxiliary_filters[1] = NULL;
            }
@@ -689,9 +715,9 @@ parse_args (argc, argv)
              c = 0;
              for (p = command_line.auxiliary_filters; *p != NULL; p++)
                ++c;
-             command_line.auxiliary_filters =
-               (char **) xrealloc (command_line.auxiliary_filters,
-                                   (c + 2) * sizeof (char *));
+             command_line.auxiliary_filters
+               = xrealloc (command_line.auxiliary_filters,
+                           (c + 2) * sizeof (char *));
              command_line.auxiliary_filters[c] = optarg;
              command_line.auxiliary_filters[c + 1] = NULL;
            }
@@ -700,7 +726,7 @@ 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':
          {
@@ -714,18 +740,17 @@ 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,
-                              (char *) NULL);
+         lang_add_input_file (optarg, lang_input_file_is_l_enum, NULL);
          break;
        case 'M':
          config.map_filename = "-";
@@ -737,37 +762,97 @@ 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.
+            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.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
          break;
        case OPTION_ALLOW_SHLIB_UNDEFINED:
-         link_info.allow_shlib_undefined = true;
+         link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+         break;
+       case OPTION_NO_ALLOW_SHLIB_UNDEFINED:
+         link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+         break;
+       case OPTION_UNRESOLVED_SYMBOLS:
+         if (strcmp (optarg, "ignore-all") == 0)
+           {
+             link_info.unresolved_syms_in_objects = RM_IGNORE;
+             link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+           }
+         else if (strcmp (optarg, "report-all") == 0)
+           {
+             link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+             link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+           }
+         else if (strcmp (optarg, "ignore-in-object-files") == 0)
+           {
+             link_info.unresolved_syms_in_objects = RM_IGNORE;
+             link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+           }
+         else if (strcmp (optarg, "ignore-in-shared-libs") == 0)
+           {
+             link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+             link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+           }
+         else
+           einfo (_("%P%F: bad --unresolved-symbols option: %s\n"), optarg);
+         break;
+       case OPTION_WARN_UNRESOLVED_SYMBOLS:
+         how_to_report_unresolved_symbols = RM_GENERATE_WARNING;
+         if (link_info.unresolved_syms_in_objects == RM_GENERATE_ERROR)
+           link_info.unresolved_syms_in_objects = RM_GENERATE_WARNING;
+         if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)
+           link_info.unresolved_syms_in_shared_libs = RM_GENERATE_WARNING;
+         break;
+         
+       case OPTION_ERROR_UNRESOLVED_SYMBOLS:
+         how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
+         if (link_info.unresolved_syms_in_objects == RM_GENERATE_WARNING)
+           link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
+         if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_WARNING)
+           link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
+         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
@@ -777,24 +862,35 @@ 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);
          break;
        case OPTION_OFORMAT:
-         lang_add_output_format (optarg, (char *) NULL, (char *) NULL, 0);
+         lang_add_output_format (optarg, NULL, 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.relocatable = 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
@@ -812,7 +908,7 @@ parse_args (argc, argv)
              {
                lang_add_input_file (optarg,
                                     lang_input_file_is_symbols_only_enum,
-                                    (char *) NULL);
+                                    NULL);
                break;
              }
          }
@@ -831,6 +927,7 @@ parse_args (argc, argv)
              do
                {
                  size_t idx = 0;
+
                  while (optarg[idx] != '\0' && optarg[idx] == cp[idx])
                    ++idx;
                  if (optarg[idx] == '\0'
@@ -870,7 +967,7 @@ 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);
@@ -881,27 +978,50 @@ 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;
+             /* When creating a shared library, the default
+                behaviour is to ignore any unresolved references.  */
+             if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
+               link_info.unresolved_syms_in_objects = RM_IGNORE;
+             if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
+               link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+           }
          else
            einfo (_("%P%F: -shared not supported\n"));
          break;
+       case OPTION_PIE:
+         if (config.has_shared)
+           {
+             link_info.shared = TRUE;
+             link_info.pie = TRUE;
+           }
+         else
+           einfo (_("%P%F: -pie not supported\n"));
+         break;
        case 'h':               /* Used on Solaris.  */
        case OPTION_SONAME:
          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);
@@ -917,23 +1037,13 @@ parse_args (argc, argv)
            /* 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.  */
@@ -948,8 +1058,8 @@ parse_args (argc, argv)
          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;
@@ -960,17 +1070,17 @@ 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.relocatable = 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);
@@ -979,50 +1089,36 @@ 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;
+         overflow_cutoff_limit = -2;
          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:
          /* This option indicates a small script that only specifies
-             version information.  Read it, but don't assume that
-             we've seen a linker script.  */
+            version information.  Read it, but don't assume that
+            we've seen a linker script.  */
          {
-           boolean hold_had_script;
+           FILE *hold_script_handle;
 
-           hold_had_script = had_script;
+           hold_script_handle = saved_script_handle;
            ldfile_open_command_file (optarg);
-           had_script = hold_had_script;
+           saved_script_handle = hold_script_handle;
            parser_input = input_version_script;
            yyparse ();
          }
@@ -1034,25 +1130,31 @@ the GNU General Public License.  This program has absolutely no warranty.\n"));
          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_AS_NEEDED:
+         as_needed = TRUE;
+         break;
+       case OPTION_NO_AS_NEEDED:
+         as_needed = FALSE;
          break;
        case OPTION_WRAP:
          add_wrap (optarg);
@@ -1069,11 +1171,16 @@ the GNU General Public License.  This program has absolutely no warranty.\n"));
        case 'Y':
          if (strncmp (optarg, "P,", 2) == 0)
            optarg += 2;
+         if (default_dirlist != NULL)
+           free (default_dirlist);
          default_dirlist = xstrdup (optarg);
          break;
        case 'y':
          add_ysym (optarg);
          break;
+       case OPTION_SPARE_DYNAMIC_TAGS:
+         link_info.spare_dynamic_tags = strtoul (optarg, NULL, 0);
+         break;
        case OPTION_SPLIT_BY_RELOC:
          if (optarg != NULL)
            config.split_by_reloc = strtoul (optarg, NULL, 0);
@@ -1087,51 +1194,31 @@ the GNU General Public License.  This program has absolutely no warranty.\n"));
            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)
-           {
-             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) */
-         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 */
-           }
-         command_line.relax = true;
-         break;
 
        case OPTION_INIT:
          link_info.init_function = optarg;
@@ -1140,6 +1227,24 @@ the GNU General Public License.  This program has absolutely no warranty.\n"));
        case OPTION_FINI:
          link_info.fini_function = optarg;
          break;
+
+       case OPTION_REDUCE_MEMORY_OVERHEADS:
+         command_line.reduce_memory_overheads = TRUE;
+         if (config.hash_table_size == 0)
+           config.hash_table_size = 1021;
+         break;
+
+        case OPTION_HASH_SIZE:
+         {
+           bfd_size_type new_size;
+
+            new_size = strtoul (optarg, NULL, 0);
+            if (new_size)
+              config.hash_table_size = new_size;
+            else
+              einfo (_("%P%X: --hash-size needs a numeric argument\n"));
+          }
+          break;
        }
     }
 
@@ -1147,16 +1252,25 @@ the GNU General Public License.  This program has absolutely no warranty.\n"));
     lang_leave_group ();
 
   if (default_dirlist != NULL)
-    set_default_dirlist (default_dirlist);
+    {
+      set_default_dirlist (default_dirlist);
+      free (default_dirlist);
+    }
 
+  if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
+    /* FIXME: Should we allow emulations a chance to set this ?  */
+    link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+  
+  if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
+    /* FIXME: Should we allow emulations a chance to set this ?  */
+    link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
 }
 
 /* Add the (colon-separated) elements of DIRLIST_PTR to the
    library search path.  */
 
 static void
-set_default_dirlist (dirlist_ptr)
-     char *dirlist_ptr;
+set_default_dirlist (char *dirlist_ptr)
 {
   char *p;
 
@@ -1166,7 +1280,7 @@ 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;
@@ -1174,8 +1288,7 @@ set_default_dirlist (dirlist_ptr)
 }
 
 static void
-set_section_start (sect, valstr)
-     char *sect, *valstr;
+set_section_start (char *sect, char *valstr)
 {
   const char *end;
   bfd_vma val = bfd_scan_vma (valstr, &end, 16);
@@ -1187,7 +1300,7 @@ set_section_start (sect, valstr)
 /* Print help messages for the options.  */
 
 static void
-help ()
+help (void)
 {
   unsigned i;
   const char **targets, **pp;
@@ -1199,13 +1312,13 @@ 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;
@@ -1226,7 +1339,7 @@ help ()
                      printf ("%s", _(ld_options[j].arg));
                      len += strlen (_(ld_options[j].arg));
                    }
-                 comma = true;
+                 comma = TRUE;
                }
              ++j;
            }
@@ -1241,7 +1354,7 @@ help ()
                  int two_dashes =
                    (ld_options[j].control == TWO_DASHES
                     || ld_options[j].control == EXACTLY_TWO_DASHES);
-                 
+
                  printf ("%s-%s%s",
                          comma ? ", " : "",
                          two_dashes ? "-" : "",
@@ -1255,7 +1368,7 @@ help ()
                      printf (" %s", _(ld_options[j].arg));
                      len += 1 + strlen (_(ld_options[j].arg));
                    }
-                 comma = true;
+                 comma = TRUE;
                }
              ++j;
            }
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