/* Parse options for the GNU linker.
- Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000
- Free Software Foundation, Inc.
+ Copyright (C) 1991-2019 Free Software Foundation, Inc.
-This file is part of GLD, the Gnu Linker.
+ This file is part of the GNU Binutils.
-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.
+ This program 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 3 of the License, 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.
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
+#include "bfdver.h"
#include "libiberty.h"
#include <stdio.h>
#include <string.h>
-#include <ctype.h>
+#include "safe-ctype.h"
#include "getopt.h"
#include "bfdlink.h"
+#include "ctf-api.h"
#include "ld.h"
#include "ldmain.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"
#include "ldemul.h"
+#include "demangle.h"
+#ifdef ENABLE_PLUGINS
+#include "plugin.h"
+#endif /* ENABLE_PLUGINS */
#ifndef PATH_SEPARATOR
#if defined (__MSDOS__) || (defined (_WIN32) && ! defined (__CYGWIN32__))
#endif
#endif
-/* Somewhere above, sys/stat.h got included . . . . */
+/* Somewhere above, sys/stat.h got included . . . . */
#if !defined(S_ISDIR) && defined(S_IFDIR)
#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));
-
-/* 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_MULTIPLE_GP (OPTION_WARN_CONSTRUCTORS + 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)
+static void set_default_dirlist (char *);
+static void set_section_start (char *, char *);
+static void set_segment_start (const char *, char *);
+static void help (void);
/* 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 = 1,
+ /* Use two dashes before long option name. */
+ TWO_DASHES = 2,
+ /* 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,
- /* Don't mention this option in --help output. */
- NO_HELP
- } control;
+ enum control_enum control;
};
static const struct ld_option ld_options[] =
{
{ {NULL, required_argument, NULL, '\0'},
- 'a', N_("KEYWORD"), N_("Shared library control for HP/UX compatibility"),
- ONE_DASH },
+ 'a', N_("KEYWORD"), N_("Shared library control for HP/UX compatibility"),
+ ONE_DASH },
{ {"architecture", required_argument, NULL, 'A'},
- 'A', N_("ARCH"), N_("Set architecture") , TWO_DASHES },
+ 'A', N_("ARCH"), N_("Set architecture") , TWO_DASHES },
{ {"format", required_argument, NULL, 'b'},
- 'b', N_("TARGET"), N_("Specify target for following input files"), TWO_DASHES },
+ 'b', N_("TARGET"), N_("Specify target for following input files"),
+ TWO_DASHES },
{ {"mri-script", required_argument, NULL, 'c'},
- 'c', N_("FILE"), N_("Read MRI format linker script"), TWO_DASHES },
+ 'c', N_("FILE"), N_("Read MRI format linker script"), TWO_DASHES },
{ {"dc", no_argument, NULL, 'd'},
- 'd', NULL, N_("Force common symbols to be defined"), ONE_DASH },
+ 'd', NULL, N_("Force common symbols to be defined"), ONE_DASH },
{ {"dp", no_argument, NULL, 'd'},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
+ { {"force-group-allocation", no_argument, NULL,
+ OPTION_FORCE_GROUP_ALLOCATION},
+ '\0', NULL, N_("Force group members out of groups"), TWO_DASHES },
{ {"entry", required_argument, NULL, 'e'},
- 'e', N_("ADDRESS"), N_("Set start address"), TWO_DASHES },
+ '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 },
+ '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 },
+ '\0', NULL, N_("Link big-endian objects"), ONE_DASH },
{ {"EL", no_argument, NULL, OPTION_EL},
- '\0', NULL, N_("Link little-endian objects"), ONE_DASH },
+ '\0', NULL, N_("Link little-endian objects"), ONE_DASH },
{ {"auxiliary", required_argument, NULL, 'f'},
- 'f', N_("SHLIB"), N_("Auxiliary filter for shared object symbol table"),
- TWO_DASHES },
+ 'f', N_("SHLIB"), N_("Auxiliary filter for shared object symbol table"),
+ TWO_DASHES },
{ {"filter", required_argument, NULL, 'F'},
- 'F', N_("SHLIB"), N_("Filter for shared object symbol table"), TWO_DASHES },
+ 'F', N_("SHLIB"), N_("Filter for shared object symbol table"),
+ TWO_DASHES },
{ {NULL, no_argument, NULL, '\0'},
- 'g', NULL, N_("Ignored"), ONE_DASH },
+ 'g', NULL, N_("Ignored"), ONE_DASH },
{ {"gpsize", required_argument, NULL, 'G'},
- 'G', N_("SIZE"), N_("Small data size (if no size, same as --shared)"),
- TWO_DASHES },
+ 'G', N_("SIZE"), N_("Small data size (if no size, same as --shared)"),
+ TWO_DASHES },
{ {"soname", required_argument, NULL, OPTION_SONAME},
- 'h', N_("FILENAME"), N_("Set internal name of shared library"), ONE_DASH },
+ '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 PROGRAM as the dynamic linker to use"),
+ TWO_DASHES },
+ { {"no-dynamic-linker", no_argument, NULL, OPTION_NO_DYNAMIC_LINKER},
+ '\0', NULL, N_("Produce an executable with no program interpreter header"),
+ TWO_DASHES },
{ {"library", required_argument, NULL, 'l'},
- 'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
+ 'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
{ {"library-path", required_argument, NULL, 'L'},
- 'L', N_("DIRECTORY"), N_("Add DIRECTORY to library search path"), TWO_DASHES },
+ 'L', N_("DIRECTORY"), N_("Add DIRECTORY to library search path"),
+ TWO_DASHES },
+ { {"sysroot=<DIRECTORY>", required_argument, NULL, OPTION_SYSROOT},
+ '\0', NULL, N_("Override the default sysroot location"), TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
- 'm', N_("EMULATION"), N_("Set emulation"), ONE_DASH },
+ 'm', N_("EMULATION"), N_("Set emulation"), ONE_DASH },
{ {"print-map", no_argument, NULL, 'M'},
- 'M', NULL, N_("Print map file on standard output"), TWO_DASHES },
+ 'M', NULL, N_("Print map file on standard output"), TWO_DASHES },
{ {"nmagic", no_argument, NULL, 'n'},
- 'n', NULL, N_("Do not page align data"), TWO_DASHES },
+ 'n', NULL, N_("Do not page align data"), TWO_DASHES },
{ {"omagic", no_argument, NULL, 'N'},
- 'N', NULL, N_("Do not page align data, do not make text readonly"),
- TWO_DASHES },
+ '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"), TWO_DASHES },
+ 'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
- 'O', NULL, N_("Optimize output file"), ONE_DASH },
+ 'O', NULL, N_("Optimize output file"), ONE_DASH },
+ { {"out-implib", required_argument, NULL, OPTION_OUT_IMPLIB},
+ '\0', N_("FILE"), N_("Generate import library"), TWO_DASHES },
+#ifdef ENABLE_PLUGINS
+ { {"plugin", required_argument, NULL, OPTION_PLUGIN},
+ '\0', N_("PLUGIN"), N_("Load named plugin"), ONE_DASH },
+ { {"plugin-opt", required_argument, NULL, OPTION_PLUGIN_OPT},
+ '\0', N_("ARG"), N_("Send arg to last-loaded plugin"), ONE_DASH },
+ { {"flto", optional_argument, NULL, OPTION_IGNORE},
+ '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
+ ONE_DASH },
+ { {"flto-partition=", required_argument, NULL, OPTION_IGNORE},
+ '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
+ ONE_DASH },
+#endif /* ENABLE_PLUGINS */
+ { {"fuse-ld=", required_argument, NULL, OPTION_IGNORE},
+ '\0', NULL, N_("Ignored for GCC linker option compatibility"),
+ ONE_DASH },
+ { {"map-whole-files", optional_argument, NULL, OPTION_IGNORE},
+ '\0', NULL, N_("Ignored for gold option compatibility"),
+ TWO_DASHES },
+ { {"no-map-whole-files", optional_argument, NULL, OPTION_IGNORE},
+ '\0', NULL, N_("Ignored for gold option compatibility"),
+ TWO_DASHES },
{ {"Qy", no_argument, NULL, OPTION_IGNORE},
- '\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH },
+ '\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 },
+ 'q', NULL, "Generate relocations in final 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 },
+ 'i', NULL, NULL, ONE_DASH },
{ {"just-symbols", required_argument, NULL, 'R'},
- 'R', N_("FILE"), N_("Just link symbols (if directory, same as --rpath)"),
- TWO_DASHES },
+ 'R', N_("FILE"), N_("Just link symbols (if directory, same as --rpath)"),
+ TWO_DASHES },
{ {"strip-all", no_argument, NULL, 's'},
- 's', NULL, N_("Strip all symbols"), TWO_DASHES },
+ 's', NULL, N_("Strip all symbols"), TWO_DASHES },
{ {"strip-debug", no_argument, NULL, 'S'},
- 'S', NULL, N_("Strip debugging symbols"), TWO_DASHES },
+ '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 },
+ 't', NULL, N_("Trace file opens"), TWO_DASHES },
{ {"script", required_argument, NULL, 'T'},
- 'T', N_("FILE"), N_("Read linker script"), TWO_DASHES },
+ 'T', N_("FILE"), N_("Read linker script"), TWO_DASHES },
+ { {"default-script", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
+ '\0', N_("FILE"), N_("Read default linker script"), TWO_DASHES },
+ { {"dT", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
+ '\0', NULL, NULL, ONE_DASH },
{ {"undefined", required_argument, NULL, 'u'},
- 'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"), TWO_DASHES },
+ 'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"),
+ TWO_DASHES },
+ { {"require-defined", required_argument, NULL, OPTION_REQUIRE_DEFINED_SYMBOL},
+ '\0', N_("SYMBOL"), N_("Require SYMBOL be defined in the final output"),
+ TWO_DASHES },
+ { {"unique", optional_argument, NULL, OPTION_UNIQUE},
+ '\0', N_("[=SECTION]"),
+ N_("Don't merge input [SECTION | orphan] sections"), TWO_DASHES },
{ {"Ur", no_argument, NULL, OPTION_UR},
- '\0', NULL, N_("Build global constructor/destructor tables"), ONE_DASH },
+ '\0', NULL, N_("Build global constructor/destructor tables"), ONE_DASH },
{ {"version", no_argument, NULL, OPTION_VERSION},
- 'v', NULL, N_("Print version information"), TWO_DASHES },
+ 'v', NULL, N_("Print version information"), TWO_DASHES },
{ {NULL, no_argument, NULL, '\0'},
- 'V', NULL, N_("Print version and emulation information"), ONE_DASH },
+ 'V', NULL, N_("Print version and emulation information"), ONE_DASH },
{ {"discard-all", no_argument, NULL, 'x'},
- 'x', NULL, N_("Discard all local symbols"), TWO_DASHES },
+ 'x', NULL, N_("Discard all local symbols"), TWO_DASHES },
{ {"discard-locals", no_argument, NULL, 'X'},
- 'X', NULL, N_("Discard temporary local symbols"), TWO_DASHES },
+ 'X', NULL, N_("Discard temporary local symbols (default)"), TWO_DASHES },
+ { {"discard-none", no_argument, NULL, OPTION_DISCARD_NONE},
+ '\0', NULL, N_("Don't discard any local symbols"), TWO_DASHES },
{ {"trace-symbol", required_argument, NULL, 'y'},
- 'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES },
+ 'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
- 'Y', N_("PATH"), N_("Default search path for Solaris compatibility"), ONE_DASH },
- { {NULL, required_argument, NULL, '\0'},
- 'z', N_("KEYWORD"), N_("Ignored for Solaris compatibility"), ONE_DASH },
+ 'Y', N_("PATH"), N_("Default search path for Solaris compatibility"),
+ ONE_DASH },
{ {"start-group", no_argument, NULL, '('},
- '(', NULL, N_("Start a group"), TWO_DASHES },
+ '(', NULL, N_("Start a group"), TWO_DASHES },
{ {"end-group", no_argument, NULL, ')'},
- ')', NULL, N_("End a group"), TWO_DASHES },
+ ')', 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 },
+
+ /* The next two options are deprecated because of their similarity to
+ --as-needed and --no-as-needed. They have been replaced by
+ --copy-dt-needed-entries and --no-copy-dt-needed-entries. */
+ { {"add-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
+ '\0', NULL, NULL, NO_HELP },
+ { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
+ '\0', NULL, NULL, NO_HELP },
+
+ { {"as-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_REGULAR},
+ '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"),
+ TWO_DASHES },
+ { {"no-as-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR},
+ '\0', NULL, N_("Always set DT_NEEDED for dynamic libraries mentioned on\n"
+ " the command line"),
+ TWO_DASHES },
{ {"assert", required_argument, NULL, OPTION_ASSERT},
- '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
+ '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
{ {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED},
- '\0', NULL, N_("Link against shared libraries"), ONE_DASH },
+ '\0', NULL, N_("Link against shared libraries"), ONE_DASH },
{ {"dy", no_argument, NULL, OPTION_CALL_SHARED},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
{ {"call_shared", no_argument, NULL, OPTION_CALL_SHARED},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
{ {"Bstatic", no_argument, NULL, OPTION_NON_SHARED},
- '\0', NULL, N_("Do not link against shared libraries"), ONE_DASH },
+ '\0', NULL, N_("Do not link against shared libraries"), ONE_DASH },
{ {"dn", no_argument, NULL, OPTION_NON_SHARED},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
{ {"non_shared", no_argument, NULL, OPTION_NON_SHARED},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
{ {"static", no_argument, NULL, OPTION_NON_SHARED},
- '\0', NULL, NULL, ONE_DASH },
+ '\0', NULL, NULL, ONE_DASH },
{ {"Bsymbolic", no_argument, NULL, OPTION_SYMBOLIC},
- '\0', NULL, N_("Bind global references locally"), ONE_DASH },
+ '\0', NULL, N_("Bind global references locally"), ONE_DASH },
+ { {"Bsymbolic-functions", no_argument, NULL, OPTION_SYMBOLIC_FUNCTIONS},
+ '\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 },
+ '\0', NULL, N_("Check section addresses for overlaps (default)"),
+ TWO_DASHES },
{ {"no-check-sections", no_argument, NULL, OPTION_NO_CHECK_SECTIONS},
- '\0', NULL, N_("Do not check section addresses for overlaps"),
- TWO_DASHES },
+ '\0', NULL, N_("Do not check section addresses for overlaps"),
+ TWO_DASHES },
+ { {"copy-dt-needed-entries", no_argument, NULL,
+ OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
+ '\0', NULL, N_("Copy DT_NEEDED links mentioned inside DSOs that follow"),
+ TWO_DASHES },
+ { {"no-copy-dt-needed-entries", no_argument, NULL,
+ OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
+ '\0', NULL, N_("Do not copy DT_NEEDED links mentioned inside DSOs that follow"),
+ TWO_DASHES },
+
{ {"cref", no_argument, NULL, OPTION_CREF},
- '\0', NULL, N_("Output cross reference table"), TWO_DASHES },
+ '\0', NULL, N_("Output cross reference table"), TWO_DASHES },
{ {"defsym", required_argument, NULL, OPTION_DEFSYM},
- '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES },
- { {"demangle", no_argument, NULL, OPTION_DEMANGLE},
- '\0', NULL, N_("Demangle symbol names"), TWO_DASHES },
- { {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
- '\0', N_("PROGRAM"), N_("Set the dynamic linker to use"), TWO_DASHES },
+ '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES },
+ { {"demangle", optional_argument, NULL, OPTION_DEMANGLE},
+ '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"),
+ TWO_DASHES },
+ { {"disable-multiple-abs-defs", no_argument, NULL,
+ OPTION_DISABLE_MULTIPLE_DEFS_ABS},
+ '\0', NULL, N_("Do not allow multiple definitions with symbols included\n"
+ " in filename invoked by -R or --just-symbols"),
+ TWO_DASHES},
{ {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS},
- '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES},
+ '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES},
+ { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
+ '\0', NULL, N_("Treat warnings as errors"),
+ TWO_DASHES },
+ { {"no-fatal-warnings", no_argument, NULL, OPTION_NO_WARN_FATAL},
+ '\0', NULL, N_("Do not treat warnings as errors (default)"),
+ TWO_DASHES },
{ {"fini", required_argument, NULL, OPTION_FINI},
- '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH },
+ '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH },
{ {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX},
- '\0', NULL, N_("Force generation of file with .exe suffix"), TWO_DASHES},
+ '\0', NULL, N_("Force generation of file with .exe suffix"), TWO_DASHES},
{ {"gc-sections", no_argument, NULL, OPTION_GC_SECTIONS},
- '\0', NULL, N_("Remove unused sections (on some targets)"),
- TWO_DASHES },
+ '\0', NULL, N_("Remove unused sections (on some targets)"),
+ TWO_DASHES },
{ {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS},
- '\0', NULL, N_("Don't remove unused sections (default)"),
- TWO_DASHES },
+ '\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 },
+ { {"gc-keep-exported", no_argument, NULL, OPTION_GC_KEEP_EXPORTED},
+ '\0', NULL, N_("Keep exported symbols when removing 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 },
{ {"help", no_argument, NULL, OPTION_HELP},
- '\0', NULL, N_("Print option help"), TWO_DASHES },
+ '\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 },
+ '\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 },
+ '\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 },
+ '\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 },
+ '\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 unresolved references in shared libraries"),
+ 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 },
+ { {"default-symver", no_argument, NULL, OPTION_DEFAULT_SYMVER},
+ '\0', NULL, N_("Create default symbol version"), TWO_DASHES },
+ { {"default-imported-symver", no_argument, NULL,
+ OPTION_DEFAULT_IMPORTED_SYMVER},
+ '\0', NULL, N_("Create default symbol version for imported symbols"),
+ TWO_DASHES },
{ {"no-warn-mismatch", no_argument, NULL, OPTION_NO_WARN_MISMATCH},
- '\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES},
+ '\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES},
+ { {"no-warn-search-mismatch", no_argument, NULL,
+ OPTION_NO_WARN_SEARCH_MISMATCH},
+ '\0', NULL, N_("Don't warn on finding an incompatible library"),
+ TWO_DASHES},
{ {"no-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE},
- '\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES },
+ '\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES },
{ {"noinhibit-exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
- '\0', NULL, N_("Create an output file even if errors occur"), TWO_DASHES },
+ '\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 },
+ '\0', NULL, NULL, NO_HELP },
+ { {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB},
+ '\0', NULL, N_("Only use library directories specified on\n"
+ " the command line"),
+ ONE_DASH },
{ {"oformat", required_argument, NULL, OPTION_OFORMAT},
- '\0', N_("TARGET"), N_("Specify target of output file"), TWO_DASHES },
+ '\0', N_("TARGET"), N_("Specify target of output file"),
+ EXACTLY_TWO_DASHES },
+ { {"print-output-format", no_argument, NULL, OPTION_PRINT_OUTPUT_FORMAT},
+ '\0', NULL, N_("Print default output format"), TWO_DASHES },
+ { {"print-sysroot", no_argument, NULL, OPTION_PRINT_SYSROOT},
+ '\0', NULL, N_("Print current sysroot"), TWO_DASHES },
{ {"qmagic", no_argument, NULL, OPTION_IGNORE},
- '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH },
+ '\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 },
+ '\0', NULL, N_("Reduce code size by using target specific optimizations"), TWO_DASHES },
+ { {"no-relax", no_argument, NULL, OPTION_NO_RELAX},
+ '\0', NULL, N_("Do not use relaxation techniques to reduce code size"), TWO_DASHES },
{ {"retain-symbols-file", required_argument, NULL,
- OPTION_RETAIN_SYMBOLS_FILE},
- '\0', N_("FILE"), N_("Keep only symbols listed in FILE"), TWO_DASHES },
+ OPTION_RETAIN_SYMBOLS_FILE},
+ '\0', N_("FILE"), N_("Keep only symbols listed in FILE"), TWO_DASHES },
{ {"rpath", required_argument, NULL, OPTION_RPATH},
- '\0', N_("PATH"), N_("Set runtime shared library search path"), ONE_DASH },
+ '\0', N_("PATH"), N_("Set runtime shared library search path"), ONE_DASH },
{ {"rpath-link", required_argument, NULL, OPTION_RPATH_LINK},
- '\0', N_("PATH"), N_("Set link time shared library search path"), ONE_DASH },
+ '\0', N_("PATH"), N_("Set link time shared library search path"),
+ ONE_DASH },
{ {"shared", no_argument, NULL, OPTION_SHARED},
- '\0', NULL, N_("Create a shared library"), ONE_DASH },
+ '\0', NULL, N_("Create a shared library"), ONE_DASH },
{ {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD. */
- '\0', NULL, NULL, ONE_DASH },
- { {"sort-common", no_argument, NULL, OPTION_SORT_COMMON},
- '\0', NULL, N_("Sort common symbols by size"), TWO_DASHES },
+ '\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", optional_argument, NULL, OPTION_SORT_COMMON},
+ '\0', N_("[=ascending|descending]"),
+ N_("Sort common symbols by alignment [in specified order]"),
+ TWO_DASHES },
{ {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
- '\0', NULL, NULL, NO_HELP },
- { {"split-by-file", no_argument, NULL, OPTION_SPLIT_BY_FILE},
- '\0', NULL, N_("Split output sections for each file"), TWO_DASHES },
- { {"split-by-reloc", required_argument, NULL, OPTION_SPLIT_BY_RELOC},
- '\0', N_("COUNT"), N_("Split output sections every COUNT relocs"), TWO_DASHES },
+ '\0', NULL, NULL, NO_HELP },
+ { {"sort-section", required_argument, NULL, OPTION_SORT_SECTION},
+ '\0', N_("name|alignment"),
+ N_("Sort sections by name or maximum alignment"), TWO_DASHES },
+ { {"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},
+ '\0', N_("[=COUNT]"), N_("Split output sections every COUNT relocs"),
+ TWO_DASHES },
{ {"stats", no_argument, NULL, OPTION_STATS},
- '\0', NULL, N_("Print memory usage statistics"), TWO_DASHES },
+ '\0', NULL, N_("Print memory usage statistics"), TWO_DASHES },
+ { {"target-help", no_argument, NULL, OPTION_TARGET_HELP},
+ '\0', NULL, N_("Display target specific options"), TWO_DASHES },
{ {"task-link", required_argument, NULL, OPTION_TASK_LINK},
- '\0', N_("SYMBOL"), N_("Do task level linking"), TWO_DASHES },
+ '\0', N_("SYMBOL"), N_("Do task level linking"), TWO_DASHES },
{ {"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT},
- '\0', NULL, N_("Use same format as native linker"), TWO_DASHES },
+ '\0', NULL, N_("Use same format as native linker"), TWO_DASHES },
{ {"section-start", required_argument, NULL, OPTION_SECTION_START},
- '\0', N_("SECTION=ADDRESS"), N_("Set address of named section"), TWO_DASHES },
+ '\0', N_("SECTION=ADDRESS"), N_("Set address of named section"),
+ TWO_DASHES },
{ {"Tbss", required_argument, NULL, OPTION_TBSS},
- '\0', N_("ADDRESS"), N_("Set address of .bss section"), ONE_DASH },
+ '\0', N_("ADDRESS"), N_("Set address of .bss section"), ONE_DASH },
{ {"Tdata", required_argument, NULL, OPTION_TDATA},
- '\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH },
+ '\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 },
- { {"verbose", no_argument, NULL, OPTION_VERBOSE},
- '\0', NULL, N_("Output lots of information during link"), TWO_DASHES },
+ '\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 },
+ { {"Trodata-segment", required_argument, NULL, OPTION_TRODATA_SEGMENT},
+ '\0', N_("ADDRESS"), N_("Set address of rodata segment"), ONE_DASH },
+ { {"Tldata-segment", required_argument, NULL, OPTION_TLDATA_SEGMENT},
+ '\0', N_("ADDRESS"), N_("Set address of ldata segment"), ONE_DASH },
+ { {"unresolved-symbols=<method>", required_argument, NULL,
+ OPTION_UNRESOLVED_SYMBOLS},
+ '\0', NULL, N_("How to handle unresolved symbols. <method> is:\n"
+ " ignore-all, report-all, ignore-in-object-files,\n"
+ " ignore-in-shared-libs"),
+ TWO_DASHES },
+ { {"verbose", optional_argument, NULL, OPTION_VERBOSE},
+ '\0', N_("[=NUMBER]"),
+ N_("Output lots of information during link"), TWO_DASHES },
{ {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */
- '\0', NULL, NULL, NO_HELP },
+ '\0', NULL, NULL, NO_HELP },
{ {"version-script", required_argument, NULL, OPTION_VERSION_SCRIPT },
- '\0', N_("FILE"), N_("Read version information script"), TWO_DASHES },
+ '\0', N_("FILE"), N_("Read version information script"), TWO_DASHES },
{ {"version-exports-section", required_argument, NULL,
OPTION_VERSION_EXPORTS_SECTION },
- '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n\t\t\t\tSYMBOL as the version."),
+ '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n"
+ " SYMBOL 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 },
+ '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES },
{ {"warn-constructors", no_argument, NULL, OPTION_WARN_CONSTRUCTORS},
- '\0', NULL, N_("Warn if global constructors/destructors are seen"),
- TWO_DASHES },
+ '\0', NULL, N_("Warn if global constructors/destructors are seen"),
+ TWO_DASHES },
{ {"warn-multiple-gp", no_argument, NULL, OPTION_WARN_MULTIPLE_GP},
- '\0', NULL, N_("Warn if the multiple GP values are used"), TWO_DASHES },
+ '\0', NULL, N_("Warn if the multiple GP values are used"), TWO_DASHES },
{ {"warn-once", no_argument, NULL, OPTION_WARN_ONCE},
- '\0', NULL, N_("Warn only once per undefined symbol"), TWO_DASHES },
+ '\0', NULL, N_("Warn only once per undefined symbol"), TWO_DASHES },
{ {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN},
- '\0', NULL, N_("Warn if start of section changes due to alignment"),
- TWO_DASHES },
+ '\0', NULL, N_("Warn if start of section changes due to alignment"),
+ TWO_DASHES },
+ { {"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 },
+ { {"error-unresolved-symbols", no_argument, NULL,
+ OPTION_ERROR_UNRESOLVED_SYMBOLS},
+ '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES },
{ {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE},
- '\0', NULL, N_("Include all objects from following archives"), TWO_DASHES },
+ '\0', NULL, N_("Include all objects from following archives"),
+ 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 }
+ '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
+ { {"ignore-unresolved-symbol", required_argument, NULL,
+ OPTION_IGNORE_UNRESOLVED_SYMBOL},
+ '\0', N_("SYMBOL"),
+ N_("Unresolved SYMBOL will not cause an error or warning"), TWO_DASHES },
+ { {"push-state", no_argument, NULL, OPTION_PUSH_STATE},
+ '\0', NULL, N_("Push state of flags governing input file handling"),
+ TWO_DASHES },
+ { {"pop-state", no_argument, NULL, OPTION_POP_STATE},
+ '\0', NULL, N_("Pop state of flags governing input file handling"),
+ TWO_DASHES },
+ { {"print-memory-usage", no_argument, NULL, OPTION_PRINT_MEMORY_USAGE},
+ '\0', NULL, N_("Report target memory usage"), TWO_DASHES },
+ { {"orphan-handling", required_argument, NULL, OPTION_ORPHAN_HANDLING},
+ '\0', N_("=MODE"), N_("Control how orphan sections are handled."),
+ TWO_DASHES },
+ { {"print-map-discarded", no_argument, NULL, OPTION_PRINT_MAP_DISCARDED},
+ '\0', NULL, N_("Show discarded sections in map file output (default)"),
+ TWO_DASHES },
+ { {"no-print-map-discarded", no_argument, NULL, OPTION_NO_PRINT_MAP_DISCARDED},
+ '\0', NULL, N_("Do not show discarded sections in map file output"),
+ TWO_DASHES },
};
-#define OPTION_COUNT ((int) (sizeof ld_options / sizeof ld_options[0]))
-
-/* 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;
-}
+#define OPTION_COUNT ARRAY_SIZE (ld_options)
void
-parse_args (argc, argv)
- int argc;
- char **argv;
+parse_args (unsigned argc, char **argv)
{
- int i, is, il;
+ 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];
+ char *shortopts;
+ struct option *longopts;
+ struct option *really_longopts;
int last_optind;
+ enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
+ enum symbolic_enum
+ {
+ symbolic_unset = 0,
+ symbolic,
+ symbolic_functions,
+ } opt_symbolic = symbolic_unset;
+ enum dynamic_list_enum
+ {
+ dynamic_list_unset = 0,
+ dynamic_list_data,
+ dynamic_list
+ } opt_dynamic_list = dynamic_list_unset;
+
+ 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
shortopts[0] = '-';
is = 1;
il = 0;
+ irl = 0;
for (i = 0; i < OPTION_COUNT; i++)
{
if (ld_options[i].shortopt != '\0')
}
if (ld_options[i].opt.name != NULL)
{
- longopts[il] = ld_options[i].opt;
- ++il;
+ if (ld_options[i].control == EXACTLY_TWO_DASHES)
+ {
+ really_longopts[irl] = ld_options[i].opt;
+ ++irl;
+ }
+ else
+ {
+ longopts[il] = ld_options[i].opt;
+ ++il;
+ }
}
}
shortopts[is] = '\0';
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
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
{
int longind;
int optc;
+ static unsigned int defsym_count;
/* Using last_optind lets us avoid calling ldemul_parse_args
multiple times on a single option, which would lead to
-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;
+ last_optind = optind;
optc = getopt_long_only (argc, argv, shortopts, longopts, &longind);
+ if (optc == '?')
+ {
+ optind = last_optind;
+ optc = getopt_long (argc, argv, "-", really_longopts, &longind);
+ }
+
+ if (ldemul_handle_option (optc))
+ continue;
if (optc == -1)
break;
+
switch (optc)
{
+ case '?':
+ {
+ /* If the last word on the command line is an option that
+ requires an argument, getopt will refuse to recognise it.
+ Try to catch such options here and issue a more helpful
+ error message than just "unrecognized option". */
+ int opt;
+
+ for (opt = ARRAY_SIZE (ld_options); opt--;)
+ if (ld_options[opt].opt.has_arg == required_argument
+ /* FIXME: There are a few short options that do not
+ have long equivalents, but which require arguments.
+ We should handle them too. */
+ && ld_options[opt].opt.name != NULL
+ && strcmp (argv[last_optind] + ld_options[opt].control, ld_options[opt].opt.name) == 0)
+ {
+ einfo (_("%P: %s: missing argument\n"), argv[last_optind]);
+ break;
+ }
+
+ if (opt == -1)
+ einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]);
+ }
+ /* Fall through. */
+
default:
- fprintf (stderr,
- _("%s: use the --help option for usage information\n"),
- program_name);
- xexit (1);
+ einfo (_("%F%P: use the --help option for usage information\n"));
+ break;
+
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;
+ input_flags.dynamic = FALSE;
else if (strcmp (optarg, "shared") == 0
|| strcmp (optarg, "default") == 0)
- config.dynamic_link = true;
+ input_flags.dynamic = TRUE;
else
- einfo (_("%P%F: unrecognized -a option `%s'\n"), optarg);
+ einfo (_("%F%P: unrecognized -a option `%s'\n"), optarg);
break;
case OPTION_ASSERT:
/* FIXME: We just ignore these, but we should handle them. */
else if (strcmp (optarg, "pure-text") == 0)
;
else
- einfo (_("%P%F: unrecognized -assert option `%s'\n"), optarg);
+ einfo (_("%F%P: unrecognized -assert option `%s'\n"), optarg);
break;
case 'A':
ldfile_add_arch (optarg);
yyparse ();
break;
case OPTION_CALL_SHARED:
- config.dynamic_link = true;
+ input_flags.dynamic = TRUE;
break;
case OPTION_NON_SHARED:
- config.dynamic_link = false;
+ input_flags.dynamic = 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_FORCE_GROUP_ALLOCATION:
+ command_line.force_group_allocation = TRUE;
break;
case OPTION_DEFSYM:
lex_string = optarg;
- lex_redirect (optarg);
+ lex_redirect (optarg, "--defsym", ++defsym_count);
parser_input = input_defsym;
- parsing_defsym = 1;
yyparse ();
- parsing_defsym = 0;
lex_string = NULL;
break;
case OPTION_DEMANGLE:
- demangling = true;
+ demangling = TRUE;
+ if (optarg != NULL)
+ {
+ enum demangling_styles style;
+
+ style = cplus_demangle_name_to_style (optarg);
+ if (style == unknown_demangling)
+ einfo (_("%F%P: unknown demangling style `%s'\n"),
+ optarg);
+
+ cplus_demangle_set_style (style);
+ }
break;
+ case 'I': /* Used on Solaris. */
case OPTION_DYNAMIC_LINKER:
command_line.interpreter = optarg;
+ link_info.nointerp = 0;
+ break;
+ case OPTION_NO_DYNAMIC_LINKER:
+ link_info.nointerp = 1;
+ break;
+ case OPTION_SYSROOT:
+ /* Already handled in ldmain.c. */
break;
case OPTION_EB:
command_line.endian = ENDIAN_BIG;
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;
+ break;
+ case OPTION_NO_EXPORT_DYNAMIC:
+ link_info.export_dynamic = FALSE;
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 = (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 =
- (char **) xrealloc (command_line.auxiliary_filters,
- (c + 2) * sizeof (char *));
+ 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;
}
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':
{
char *end;
g_switch_value = strtoul (optarg, &end, 0);
if (*end)
- einfo (_("%P%F: invalid number `%s'\n"), optarg);
+ einfo (_("%F%P: invalid number `%s'\n"), optarg);
}
break;
case 'g':
/* 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_GC_KEEP_EXPORTED:
+ link_info.gc_keep_exported = 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 = "-";
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;
+ input_flags.dynamic = FALSE;
+ break;
+ case OPTION_NO_OMAGIC:
+ config.text_read_only = TRUE;
+ config.magic_demand_paged = TRUE;
+ /* NB/ Does not set input_flags.dynamic 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;
+ input_flags.dynamic = FALSE;
+ break;
+ case OPTION_NO_DEFINE_COMMON:
+ link_info.inhibit_common_definition = TRUE;
break;
case OPTION_NO_DEMANGLE:
- demangling = false;
+ 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;
+ 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.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 (_("%F%P: 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_DEFAULT_SYMVER:
+ link_info.create_default_symver = TRUE;
+ break;
+ case OPTION_DEFAULT_IMPORTED_SYMVER:
+ link_info.default_imported_symver = TRUE;
break;
case OPTION_NO_WARN_MISMATCH:
- command_line.warn_mismatch = false;
+ command_line.warn_mismatch = FALSE;
+ break;
+ case OPTION_NO_WARN_SEARCH_MISMATCH:
+ command_line.warn_search_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;
+ input_flags.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 (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 OPTION_OUT_IMPLIB:
+ command_line.out_implib_filename = xstrdup (optarg);
+ break;
+ case OPTION_PRINT_SYSROOT:
+ if (*ld_sysroot)
+ puts (ld_sysroot);
+ xexit (0);
+ break;
+ case OPTION_PRINT_OUTPUT_FORMAT:
+ command_line.print_output_format = TRUE;
+ break;
+#ifdef ENABLE_PLUGINS
+ case OPTION_PLUGIN:
+ plugin_opt_plugin (optarg);
break;
+ case OPTION_PLUGIN_OPT:
+ if (plugin_opt_plugin_arg (optarg))
+ einfo (_("%F%P: bad -plugin-opt option\n"));
+ break;
+#endif /* ENABLE_PLUGINS */
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(_("%F%P: unrecognised option: %s\n"), argv[optind]);
+
+ if (bfd_link_pic (&link_info))
+ einfo (_("%F%P: -r and %s may not be used together\n"),
+ bfd_link_dll (&link_info) ? "-shared" : "-pie");
+
+ link_info.type = type_relocatable;
+ config.build_constructors = FALSE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ input_flags.dynamic = FALSE;
break;
case 'R':
/* The GNU linker traditionally uses -R to mean to include
{
lang_add_input_file (optarg,
lang_input_file_is_symbols_only_enum,
- (char *) NULL);
+ NULL);
break;
}
}
/* Fall through. */
case OPTION_RPATH:
if (command_line.rpath == NULL)
- command_line.rpath = buystring (optarg);
+ command_line.rpath = xstrdup (optarg);
else
{
size_t rpath_len = strlen (command_line.rpath);
/* First see whether OPTARG is already in the path. */
do
{
- size_t idx = 0;
- while (optarg[idx] != '\0' && optarg[idx] == cp[idx])
- ++idx;
- if (optarg[idx] == '\0'
- && (cp[idx] == '\0' || cp[idx] == ':'))
+ if (strncmp (optarg, cp, optarg_len) == 0
+ && (cp[optarg_len] == 0
+ || cp[optarg_len] == config.rpath_separator))
/* We found it. */
break;
/* Not yet found. */
- cp = strchr (cp, ':');
+ cp = strchr (cp, config.rpath_separator);
if (cp != NULL)
++cp;
}
if (cp == NULL)
{
- buf = xmalloc (rpath_len + optarg_len + 2);
- sprintf (buf, "%s:%s", command_line.rpath, optarg);
+ buf = (char *) xmalloc (rpath_len + optarg_len + 2);
+ sprintf (buf, "%s%c%s", command_line.rpath,
+ config.rpath_separator, optarg);
free (command_line.rpath);
command_line.rpath = buf;
}
break;
case OPTION_RPATH_LINK:
if (command_line.rpath_link == NULL)
- command_line.rpath_link = buystring (optarg);
+ command_line.rpath_link = xstrdup (optarg);
else
{
char *buf;
- buf = xmalloc (strlen (command_line.rpath_link)
- + strlen (optarg)
- + 2);
- sprintf (buf, "%s:%s", command_line.rpath_link, optarg);
+ 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);
command_line.rpath_link = buf;
}
break;
+ case OPTION_NO_RELAX:
+ DISABLE_RELAXATION;
+ break;
case OPTION_RELAX:
- command_line.relax = true;
+ ENABLE_RELAXATION;
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_DISABLE_MULTIPLE_DEFS_ABS:
+ link_info.prohibit_multiple_definition_absolute = TRUE;
+ break;
case OPTION_SHARED:
if (config.has_shared)
- link_info.shared = true;
+ {
+ if (bfd_link_relocatable (&link_info))
+ einfo (_("%F%P: -r and %s may not be used together\n"),
+ "-shared");
+
+ link_info.type = type_dll;
+ /* 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 (_("%F%P: -shared not supported\n"));
+ break;
+ case OPTION_PIE:
+ if (config.has_shared)
+ {
+ if (bfd_link_relocatable (&link_info))
+ einfo (_("%F%P: -r and %s may not be used together\n"), "-pie");
+
+ link_info.type = type_pie;
+ }
else
- einfo (_("%P%F: -shared not supported\n"));
+ einfo (_("%F%P: -pie not supported\n"));
break;
case 'h': /* Used on Solaris. */
case OPTION_SONAME:
- command_line.soname = optarg;
+ if (optarg[0] == '\0' && command_line.soname
+ && command_line.soname[0])
+ einfo (_("%P: SONAME must not be empty string; keeping previous one\n"));
+ else
+ command_line.soname = optarg;
break;
case OPTION_SORT_COMMON:
- config.sort_common = true;
+ if (optarg == NULL
+ || strcmp (optarg, N_("descending")) == 0)
+ config.sort_common = sort_descending;
+ else if (strcmp (optarg, N_("ascending")) == 0)
+ config.sort_common = sort_ascending;
+ else
+ einfo (_("%F%P: invalid common section sorting option: %s\n"),
+ optarg);
+ break;
+ case OPTION_SORT_SECTION:
+ if (strcmp (optarg, N_("name")) == 0)
+ sort_section = by_name;
+ else if (strcmp (optarg, N_("alignment")) == 0)
+ sort_section = by_alignment;
+ else
+ einfo (_("%F%P: invalid section sorting option: %s\n"),
+ optarg);
break;
case OPTION_STATS:
- config.stats = true;
+ config.stats = TRUE;
break;
case OPTION_SYMBOLIC:
- link_info.symbolic = true;
+ opt_symbolic = symbolic;
+ break;
+ case OPTION_SYMBOLIC_FUNCTIONS:
+ opt_symbolic = symbolic_functions;
break;
case 't':
- trace_files = true;
+ ++trace_files;
break;
case 'T':
- ldfile_open_command_file (optarg);
+ previous_script_handle = saved_script_handle;
+ ldfile_open_script_file (optarg);
parser_input = input_script;
yyparse ();
+ previous_script_handle = NULL;
+ break;
+ case OPTION_DEFAULT_SCRIPT:
+ command_line.default_script = optarg;
break;
case OPTION_SECTION_START:
{
/* 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 (_("%F%P: invalid argument to option"
+ " \"--section-start\"\n"));
+
+ optarg2++;
- 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 (_("%F%P: missing argument(s) to option"
+ " \"--section-start\"\n"));
/* 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;
set_section_start (sec_name, optarg2);
}
break;
+ case OPTION_TARGET_HELP:
+ /* Mention any target specific options. */
+ ldemul_list_emulation_options (stdout);
+ exit (0);
case OPTION_TBSS:
- set_section_start (".bss", optarg);
+ set_segment_start (".bss", optarg);
break;
case OPTION_TDATA:
- set_section_start (".data", optarg);
+ set_segment_start (".data", optarg);
break;
case OPTION_TTEXT:
- set_section_start (".text", optarg);
+ set_segment_start (".text", optarg);
+ break;
+ case OPTION_TTEXT_SEGMENT:
+ set_segment_start (".text-segment", optarg);
+ break;
+ case OPTION_TRODATA_SEGMENT:
+ set_segment_start (".rodata-segment", optarg);
+ break;
+ case OPTION_TLDATA_SEGMENT:
+ set_segment_start (".ldata-segment", 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;
- /* Fall through - do an implied -r option. */
+ link_info.task_link = TRUE;
+ /* Fall through. */
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;
+ if (bfd_link_pic (&link_info))
+ einfo (_("%F%P: -r and %s may not be used together\n"),
+ bfd_link_dll (&link_info) ? "-shared" : "-pie");
+
+ link_info.type = type_relocatable;
+ config.build_constructors = TRUE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ input_flags.dynamic = FALSE;
break;
case 'u':
- ldlang_add_undef (optarg);
+ ldlang_add_undef (optarg, TRUE);
+ break;
+ case OPTION_REQUIRE_DEFINED_SYMBOL:
+ ldlang_add_require_defined (optarg);
+ break;
+ case OPTION_UNIQUE:
+ if (optarg != NULL)
+ lang_add_unique (optarg);
+ else
+ config.unique_orphan_sections = TRUE;
break;
case OPTION_VERBOSE:
ldversion (1);
- version_printed = true;
- trace_file_tries = true;
+ version_printed = TRUE;
+ verbose = TRUE;
+ overflow_cutoff_limit = -2;
+ if (optarg != NULL)
+ {
+ char *end;
+ int level ATTRIBUTE_UNUSED = strtoul (optarg, &end, 0);
+ if (*end)
+ einfo (_("%F%P: invalid number `%s'\n"), optarg);
+#ifdef ENABLE_PLUGINS
+ report_plugin_symbols = level > 1;
+#endif /* ENABLE_PLUGINS */
+ }
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 2000 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 ();
}
.exports sections. */
command_line.version_exports_section = optarg;
break;
+ case OPTION_DYNAMIC_LIST_DATA:
+ opt_dynamic_list = dynamic_list_data;
+ if (opt_symbolic == symbolic)
+ opt_symbolic = symbolic_unset;
+ break;
+ case OPTION_DYNAMIC_LIST_CPP_TYPEINFO:
+ lang_append_dynamic_list_cpp_typeinfo ();
+ if (opt_dynamic_list != dynamic_list_data)
+ opt_dynamic_list = dynamic_list;
+ if (opt_symbolic == symbolic)
+ opt_symbolic = symbolic_unset;
+ break;
+ case OPTION_DYNAMIC_LIST_CPP_NEW:
+ lang_append_dynamic_list_cpp_new ();
+ if (opt_dynamic_list != dynamic_list_data)
+ opt_dynamic_list = dynamic_list;
+ if (opt_symbolic == symbolic)
+ opt_symbolic = symbolic_unset;
+ 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 ();
+ }
+ if (opt_dynamic_list != dynamic_list_data)
+ opt_dynamic_list = dynamic_list;
+ if (opt_symbolic == symbolic)
+ opt_symbolic = symbolic_unset;
+ 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;
+ break;
+ case OPTION_NO_WARN_FATAL:
+ config.fatal_warnings = FALSE;
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_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;
+ input_flags.whole_archive = TRUE;
+ break;
+ case OPTION_ADD_DT_NEEDED_FOR_DYNAMIC:
+ input_flags.add_DT_NEEDED_for_dynamic = TRUE;
+ break;
+ case OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC:
+ input_flags.add_DT_NEEDED_for_dynamic = FALSE;
+ break;
+ case OPTION_ADD_DT_NEEDED_FOR_REGULAR:
+ input_flags.add_DT_NEEDED_for_regular = TRUE;
+ break;
+ case OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR:
+ input_flags.add_DT_NEEDED_for_regular = FALSE;
break;
case OPTION_WRAP:
add_wrap (optarg);
break;
+ case OPTION_IGNORE_UNRESOLVED_SYMBOL:
+ add_ignoresym (&link_info, optarg);
+ break;
+ case OPTION_DISCARD_NONE:
+ link_info.discard = discard_none;
+ break;
case 'X':
link_info.discard = discard_l;
break;
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);
default_dirlist = xstrdup (optarg);
break;
case 'y':
add_ysym (optarg);
break;
- case 'z':
- /* We accept and ignore this option for Solaris
- compatibility. Actually, on Solaris, optarg is not
- ignored. Someday we should handle it correctly. FIXME. */
+ case OPTION_SPARE_DYNAMIC_TAGS:
+ link_info.spare_dynamic_tags = strtoul (optarg, NULL, 0);
break;
case OPTION_SPLIT_BY_RELOC:
- config.split_by_reloc = strtoul (optarg, NULL, 0);
- break;
+ if (optarg != NULL)
+ config.split_by_reloc = strtoul (optarg, NULL, 0);
+ else
+ config.split_by_reloc = 32768;
+ break;
case OPTION_SPLIT_BY_FILE:
- config.split_by_file = true;
- break;
+ if (optarg != NULL)
+ config.split_by_file = bfd_scan_vma (optarg, NULL, 0);
+ else
+ 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;
+ 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);
- }
lang_enter_group ();
- ingroup = 1;
+ ingroup++;
break;
case ')':
if (! ingroup)
- {
- fprintf (stderr,
- _("%s: group ended before it began (--help for usage)\n"),
- program_name);
- xexit (1);
- }
+ einfo (_("%F%P: 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;
+ ingroup--;
+ break;
case OPTION_INIT:
link_info.init_function = optarg;
break;
-
+
case OPTION_FINI:
link_info.fini_function = optarg;
break;
+
+ case OPTION_REDUCE_MEMORY_OVERHEADS:
+ link_info.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 (_("%X%P: --hash-size needs a numeric argument\n"));
+ }
+ break;
+
+ case OPTION_PUSH_STATE:
+ input_flags.pushed = xmemdup (&input_flags,
+ sizeof (input_flags),
+ sizeof (input_flags));
+ break;
+
+ case OPTION_POP_STATE:
+ if (input_flags.pushed == NULL)
+ einfo (_("%F%P: no state pushed before popping\n"));
+ else
+ {
+ struct lang_input_statement_flags *oldp = input_flags.pushed;
+ memcpy (&input_flags, oldp, sizeof (input_flags));
+ free (oldp);
+ }
+ break;
+
+ case OPTION_PRINT_MEMORY_USAGE:
+ command_line.print_memory_usage = TRUE;
+ break;
+
+ case OPTION_ORPHAN_HANDLING:
+ if (strcasecmp (optarg, "place") == 0)
+ config.orphan_handling = orphan_handling_place;
+ else if (strcasecmp (optarg, "warn") == 0)
+ config.orphan_handling = orphan_handling_warn;
+ else if (strcasecmp (optarg, "error") == 0)
+ config.orphan_handling = orphan_handling_error;
+ else if (strcasecmp (optarg, "discard") == 0)
+ config.orphan_handling = orphan_handling_discard;
+ else
+ einfo (_("%F%P: invalid argument to option"
+ " \"--orphan-handling\"\n"));
+ break;
+
+ case OPTION_NO_PRINT_MAP_DISCARDED:
+ config.print_map_discarded = FALSE;
+ break;
+
+ case OPTION_PRINT_MAP_DISCARDED:
+ config.print_map_discarded = TRUE;
+ break;
}
}
- if (ingroup)
- lang_leave_group ();
+ if (command_line.soname && command_line.soname[0] == '\0')
+ {
+ einfo (_("%P: SONAME must not be empty string; ignored\n"));
+ command_line.soname = NULL;
+ }
+
+ while (ingroup)
+ {
+ einfo (_("%P: missing --end-group; added as last command line option\n"));
+ lang_leave_group ();
+ ingroup--;
+ }
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;
+
+ if (bfd_link_relocatable (&link_info)
+ && command_line.check_section_addresses < 0)
+ command_line.check_section_addresses = 0;
+
+ /* -Bsymbolic and -Bsymbols-functions are for shared library output. */
+ if (bfd_link_dll (&link_info))
+ switch (opt_symbolic)
+ {
+ case symbolic_unset:
+ break;
+ case symbolic:
+ link_info.symbolic = TRUE;
+ if (link_info.dynamic_list)
+ {
+ struct bfd_elf_version_expr *ent, *next;
+ for (ent = link_info.dynamic_list->head.list; ent; ent = next)
+ {
+ next = ent->next;
+ free (ent);
+ }
+ free (link_info.dynamic_list);
+ link_info.dynamic_list = NULL;
+ }
+ opt_dynamic_list = dynamic_list_unset;
+ break;
+ case symbolic_functions:
+ opt_dynamic_list = dynamic_list_data;
+ break;
+ }
+
+ switch (opt_dynamic_list)
+ {
+ case dynamic_list_unset:
+ break;
+ case dynamic_list_data:
+ link_info.dynamic_data = TRUE;
+ /* Fall through. */
+ case dynamic_list:
+ link_info.dynamic = TRUE;
+ break;
+ }
+
+ if (!bfd_link_dll (&link_info))
+ {
+ if (command_line.filter_shlib)
+ einfo (_("%F%P: -F may not be used without -shared\n"));
+ if (command_line.auxiliary_filters)
+ einfo (_("%F%P: -f may not be used without -shared\n"));
+ }
+ /* Treat ld -r -s as ld -r -S -x (i.e., strip all local symbols). I
+ don't see how else this can be handled, since in this case we
+ must preserve all externally visible symbols. */
+ if (bfd_link_relocatable (&link_info) && link_info.strip == strip_all)
+ {
+ link_info.strip = strip_debugger;
+ if (link_info.discard == discard_sec_merge)
+ link_info.discard = discard_all;
+ }
}
/* 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;
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;
}
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);
+ if (*end)
+ einfo (_("%F%P: invalid hex number `%s'\n"), valstr);
+ lang_section_start (sect, exp_intop (val), NULL);
+}
+
+static void
+set_segment_start (const char *section, char *valstr)
{
+ const char *name;
const char *end;
+ segment_type *seg;
+
bfd_vma val = bfd_scan_vma (valstr, &end, 16);
if (*end)
- einfo (_("%P%F: invalid hex number `%s'\n"), valstr);
- lang_section_start (sect, exp_intop (val));
+ einfo (_("%F%P: invalid hex number `%s'\n"), valstr);
+ /* If we already have an entry for this segment, update the existing
+ value. */
+ name = section + 1;
+ for (seg = segments; seg; seg = seg->next)
+ if (strcmp (seg->name, name) == 0)
+ {
+ seg->value = val;
+ lang_section_start (section, exp_intop (val), seg);
+ return;
+ }
+ /* There was no existing value so we must create a new segment
+ entry. */
+ seg = stat_alloc (sizeof (*seg));
+ seg->name = name;
+ seg->value = val;
+ seg->used = FALSE;
+ /* Add it to the linked list of segments. */
+ seg->next = segments;
+ segments = seg;
+ /* Historically, -Ttext and friends set the base address of a
+ particular section. For backwards compatibility, we still do
+ that. If a SEGMENT_START directive is seen, the section address
+ assignment will be disabled. */
+ lang_section_start (section, exp_intop (val), seg);
}
+
+static void
+elf_shlib_list_options (FILE *file)
+{
+ fprintf (file, _("\
+ --audit=AUDITLIB Specify a library to use for auditing\n"));
+ fprintf (file, _("\
+ -Bgroup Selects group name lookup rules for DSO\n"));
+ fprintf (file, _("\
+ --disable-new-dtags Disable new dynamic tags\n"));
+ fprintf (file, _("\
+ --enable-new-dtags Enable new dynamic tags\n"));
+ fprintf (file, _("\
+ --eh-frame-hdr Create .eh_frame_hdr section\n"));
+ fprintf (file, _("\
+ --no-eh-frame-hdr Do not create .eh_frame_hdr section\n"));
+ fprintf (file, _("\
+ --exclude-libs=LIBS Make all symbols in LIBS hidden\n"));
+ fprintf (file, _("\
+ --hash-style=STYLE Set hash style to sysv, gnu or both\n"));
+ fprintf (file, _("\
+ -P AUDITLIB, --depaudit=AUDITLIB\n" "\
+ Specify a library to use for auditing dependencies\n"));
+ fprintf (file, _("\
+ -z combreloc Merge dynamic relocs into one section and sort\n"));
+ fprintf (file, _("\
+ -z nocombreloc Don't merge dynamic relocs into one section\n"));
+ fprintf (file, _("\
+ -z global Make symbols in DSO available for subsequently\n\
+ loaded objects\n"));
+ fprintf (file, _("\
+ -z initfirst Mark DSO to be initialized first at runtime\n"));
+ fprintf (file, _("\
+ -z interpose Mark object to interpose all DSOs but executable\n"));
+ fprintf (file, _("\
+ -z lazy Mark object lazy runtime binding (default)\n"));
+ fprintf (file, _("\
+ -z loadfltr Mark object requiring immediate process\n"));
+ fprintf (file, _("\
+ -z nocopyreloc Don't create copy relocs\n"));
+ fprintf (file, _("\
+ -z nodefaultlib Mark object not to use default search paths\n"));
+ fprintf (file, _("\
+ -z nodelete Mark DSO non-deletable at runtime\n"));
+ fprintf (file, _("\
+ -z nodlopen Mark DSO not available to dlopen\n"));
+ fprintf (file, _("\
+ -z nodump Mark DSO not available to dldump\n"));
+ fprintf (file, _("\
+ -z now Mark object non-lazy runtime binding\n"));
+ fprintf (file, _("\
+ -z origin Mark object requiring immediate $ORIGIN\n\
+ processing at runtime\n"));
+#if DEFAULT_LD_Z_RELRO
+ fprintf (file, _("\
+ -z relro Create RELRO program header (default)\n"));
+ fprintf (file, _("\
+ -z norelro Don't create RELRO program header\n"));
+#else
+ fprintf (file, _("\
+ -z relro Create RELRO program header\n"));
+ fprintf (file, _("\
+ -z norelro Don't create RELRO program header (default)\n"));
+#endif
+#if DEFAULT_LD_Z_SEPARATE_CODE
+ fprintf (file, _("\
+ -z separate-code Create separate code program header (default)\n"));
+ fprintf (file, _("\
+ -z noseparate-code Don't create separate code program header\n"));
+#else
+ fprintf (file, _("\
+ -z separate-code Create separate code program header\n"));
+ fprintf (file, _("\
+ -z noseparate-code Don't create separate code program header (default)\n"));
+#endif
+ fprintf (file, _("\
+ -z common Generate common symbols with STT_COMMON type\n"));
+ fprintf (file, _("\
+ -z nocommon Generate common symbols with STT_OBJECT type\n"));
+ fprintf (file, _("\
+ -z stack-size=SIZE Set size of stack segment\n"));
+ fprintf (file, _("\
+ -z text Treat DT_TEXTREL in shared object as error\n"));
+ fprintf (file, _("\
+ -z notext Don't treat DT_TEXTREL in shared object as error\n"));
+ fprintf (file, _("\
+ -z textoff Don't treat DT_TEXTREL in shared object as error\n"));
+}
+
+static void
+elf_static_list_options (FILE *file)
+{
+ fprintf (file, _("\
+ --build-id[=STYLE] Generate build ID note\n"));
+ fprintf (file, _("\
+ --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]\n\
+ Compress DWARF debug sections using zlib\n"));
+#ifdef DEFAULT_FLAG_COMPRESS_DEBUG
+ fprintf (file, _("\
+ Default: zlib-gabi\n"));
+#else
+ fprintf (file, _("\
+ Default: none\n"));
+#endif
+ fprintf (file, _("\
+ -z common-page-size=SIZE Set common page size to SIZE\n"));
+ fprintf (file, _("\
+ -z max-page-size=SIZE Set maximum page size to SIZE\n"));
+ fprintf (file, _("\
+ -z defs Report unresolved symbols in object files\n"));
+ fprintf (file, _("\
+ -z muldefs Allow multiple definitions\n"));
+ fprintf (file, _("\
+ -z execstack Mark executable as requiring executable stack\n"));
+ fprintf (file, _("\
+ -z noexecstack Mark executable as not requiring executable stack\n"));
+ fprintf (file, _("\
+ -z globalaudit Mark executable requiring global auditing\n"));
+}
+
+static void
+elf_plt_unwind_list_options (FILE *file)
+{
+ fprintf (file, _("\
+ --ld-generated-unwind-info Generate exception handling info for PLT\n"));
+ fprintf (file, _("\
+ --no-ld-generated-unwind-info\n\
+ Don't generate exception handling info for PLT\n"));
+}
+
+static void
+ld_list_options (FILE *file, bfd_boolean elf, bfd_boolean shlib,
+ bfd_boolean plt_unwind)
+{
+ if (!elf)
+ return;
+ printf (_("ELF emulations:\n"));
+ if (plt_unwind)
+ elf_plt_unwind_list_options (file);
+ elf_static_list_options (file);
+ if (shlib)
+ elf_shlib_list_options (file);
+}
+
\f
/* Print help messages for the options. */
static void
-help ()
+help (void)
{
- int i;
+ unsigned i;
const char **targets, **pp;
+ int len;
printf (_("Usage: %s [options] file...\n"), program_name);
{
if (ld_options[i].doc != NULL)
{
- boolean comma;
- int len;
- int j;
+ bfd_boolean comma;
+ 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;
}
if (ld_options[j].opt.name != NULL
&& ld_options[j].control != NO_HELP)
{
+ int two_dashes =
+ (ld_options[j].control == TWO_DASHES
+ || ld_options[j].control == EXACTLY_TWO_DASHES);
+
printf ("%s-%s%s",
comma ? ", " : "",
- ld_options[j].control == TWO_DASHES ? "-" : "",
+ two_dashes ? "-" : "",
ld_options[j].opt.name);
len += ((comma ? 2 : 0)
+ 1
- + (ld_options[j].control == TWO_DASHES ? 1 : 0)
+ + (two_dashes ? 1 : 0)
+ strlen (ld_options[j].opt.name));
if (ld_options[j].arg != NULL)
{
printf (" %s", _(ld_options[j].arg));
len += 1 + strlen (_(ld_options[j].arg));
}
- comma = true;
+ comma = TRUE;
}
++j;
}
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. */
/* xgettext:c-format */
printf (_("%s: emulation specific options:\n"), program_name);
+ ld_list_options (stdout, ELF_LIST_OPTIONS, ELF_SHLIB_LIST_OPTIONS,
+ ELF_PLT_UNWIND_LIST_OPTIONS);
ldemul_list_emulation_options (stdout);
printf ("\n");
- printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
+ if (REPORT_BUGS_TO[0])
+ printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
}
projects / deliverable / binutils-gdb.git / blobdiff