X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=ld%2Flexsup.c;h=aa6c3cdfdefd1851558e2adcabd53cfd612d026c;hb=ce9c0ca18fe50e1e5a87b135032e4aeba415e2ab;hp=ce4cf30994d0b67dcb27c3689fa5c9373631084e;hpb=312b768e2f1579346e7ffe978202fda06cb37224;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/lexsup.c b/ld/lexsup.c index ce4cf30994..aa6c3cdfde 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -1,27 +1,26 @@ /* Parse options for the GNU linker. - Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002 - Free Software Foundation, Inc. + Copyright (C) 1991-2015 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 + 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 2, or (at your option) - any later version. + 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, + 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. */ + 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 #include @@ -39,6 +38,9 @@ #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__)) @@ -53,92 +55,33 @@ #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) #endif -static int is_num PARAMS ((const char *, int, int, int)); -static void set_default_dirlist PARAMS ((char *)); -static void set_section_start PARAMS ((char *, char *)); -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_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_ALLOW_MULTIPLE_DEFINITION (OPTION_ALLOW_SHLIB_UNDEFINED + 1) -#define OPTION_NO_UNDEFINED_VERSION (OPTION_ALLOW_MULTIPLE_DEFINITION + 1) -#define OPTION_DISCARD_NONE (OPTION_NO_UNDEFINED_VERSION + 1) -#define OPTION_SPARE_DYNAMIC_TAGS (OPTION_DISCARD_NONE + 1) -#define OPTION_NO_DEFINE_COMMON (OPTION_SPARE_DYNAMIC_TAGS + 1) -#define OPTION_NOSTDLIB (OPTION_NO_DEFINE_COMMON + 1) -#define OPTION_NO_OMAGIC (OPTION_NOSTDLIB + 1) -#define OPTION_ACCEPT_UNKNOWN_INPUT_ARCH (OPTION_NO_OMAGIC + 1) -#define OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH (OPTION_ACCEPT_UNKNOWN_INPUT_ARCH + 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, + /* Use two dashes before long option name. */ + TWO_DASHES, + /* Only accept two dashes before the long option name. + This is an overloading of the use of this enum, since originally it + was only intended to tell the --help display function how to display + the long option name. This feature was added in order to resolve + the confusion about the -omagic command line switch. Is it setting + the output file name to "magic" or is it setting the NMAGIC flag on + the output ? It has been decided that it is setting the output file + name, and that if you want to set the NMAGIC flag you should use -N + or --omagic. */ + EXACTLY_TWO_DASHES, + /* Don't mention this option in --help output. */ + NO_HELP +}; + struct ld_option { /* The long option information. */ @@ -150,318 +93,454 @@ struct ld_option /* The documentation string. If this is NULL, this is a synonym for the previous option. */ const char *doc; - enum { - /* Use one dash before long option name. */ - ONE_DASH, - /* Use two dashes before long option name. */ - TWO_DASHES, - /* Only accept two dashes before the long option name. - This is an overloading of the use of this enum, since originally it - was only intended to tell the --help display function how to display - the long option name. This feature was added in order to resolve - the confusion about the -omagic command line switch. Is it setting - the output file name to "magic" or is it setting the NMAGIC flag on - the output ? It has been decided that it is setting the output file - name, and that if you want to set the NMAGIC flag you should use -N - or --omagic. */ - EXACTLY_TWO_DASHES, - /* Don't mention this option in --help output. */ - NO_HELP - } control; + enum control_enum control; }; static const struct ld_option ld_options[] = { { {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 }, { {"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 }, + '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 }, + '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=", 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"), - EXACTLY_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 }, + '\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 }, + '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 }, +#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 }, { {"unique", optional_argument, NULL, OPTION_UNIQUE}, - '\0', N_("[=SECTION]"), N_("Don't merge input [SECTION | orphan] sections"), TWO_DASHES }, + '\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 (default)"), 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 }, + '\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 }, + '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 }, - { {"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 }, + ')', 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 }, + '\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 }, + '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"), + 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 }, + { {"hash-size=", required_argument, NULL, OPTION_HASH_SIZE}, + '\0', NULL, N_("Set default hash table size close to "), + 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 }, + '\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 undefined symbols in shared objects"), TWO_DASHES }, - { {"allow-multiple-definition", no_argument, NULL, OPTION_ALLOW_MULTIPLE_DEFINITION}, - '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES }, + '\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 }, + '\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\t\t\t\tthe command line"), ONE_DASH }, + '\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"), EXACTLY_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 }, + '\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 }, + '\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 }, + '\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 }, + '\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 }, + '\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=", required_argument, NULL, + OPTION_UNRESOLVED_SYMBOLS}, + '\0', NULL, N_("How to handle unresolved symbols. 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 }, - { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}, - '\0', NULL, N_("Treat warnings as errors"), - 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 }, }; #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 = (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 @@ -507,6 +586,8 @@ 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, @@ -555,6 +636,7 @@ parse_args (argc, argv) { 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 @@ -577,6 +659,9 @@ parse_args (argc, argv) optc = getopt_long (argc, argv, "-", really_longopts, &longind); } + if (ldemul_handle_option (optc)) + continue; + if (optc == -1) break; @@ -584,25 +669,26 @@ parse_args (argc, argv) { case '?': einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]); + /* Fall through. */ + default: einfo (_("%P%F: use the --help option for usage information\n")); 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); break; @@ -631,10 +717,10 @@ parse_args (argc, argv) 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; @@ -645,11 +731,9 @@ parse_args (argc, argv) 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: @@ -660,7 +744,7 @@ parse_args (argc, argv) style = cplus_demangle_name_to_style (optarg); if (style == unknown_demangling) - einfo (_("%F%P: unknown demangling style `%s'"), + einfo (_("%F%P: unknown demangling style `%s'\n"), optarg); cplus_demangle_set_style (style); @@ -670,6 +754,9 @@ parse_args (argc, argv) case OPTION_DYNAMIC_LINKER: command_line.interpreter = optarg; break; + case OPTION_SYSROOT: + /* Already handled in ldmain.c. */ + break; case OPTION_EB: command_line.endian = ENDIAN_BIG; break; @@ -683,14 +770,17 @@ parse_args (argc, argv) case 'E': /* HP/UX compatibility. */ link_info.export_dynamic = TRUE; break; + case OPTION_NO_EXPORT_DYNAMIC: + link_info.export_dynamic = FALSE; + break; case 'e': lang_add_entry (optarg, TRUE); break; case 'f': if (command_line.auxiliary_filters == NULL) { - command_line.auxiliary_filters = - (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; } @@ -702,9 +792,9 @@ 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 = (char **) + xrealloc (command_line.auxiliary_filters, + (c + 2) * sizeof (char *)); command_line.auxiliary_filters[c] = optarg; command_line.auxiliary_filters[c + 1] = NULL; } @@ -727,7 +817,10 @@ parse_args (argc, argv) /* Ignore. */ break; case OPTION_GC_SECTIONS: - command_line.gc_sections = TRUE; + link_info.gc_sections = TRUE; + break; + case OPTION_PRINT_GC_SECTIONS: + link_info.print_gc_sections = TRUE; break; case OPTION_HELP: help (); @@ -737,8 +830,7 @@ parse_args (argc, argv) 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 = "-"; @@ -752,17 +844,17 @@ parse_args (argc, argv) case 'N': config.text_read_only = FALSE; config.magic_demand_paged = FALSE; - config.dynamic_link = FALSE; + input_flags.dynamic = FALSE; break; case OPTION_NO_OMAGIC: config.text_read_only = TRUE; config.magic_demand_paged = TRUE; - /* NB/ Does not set dynamic_link to 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; + input_flags.dynamic = FALSE; break; case OPTION_NO_DEFINE_COMMON: command_line.inhibit_common_definition = TRUE; @@ -771,16 +863,67 @@ parse_args (argc, argv) demangling = FALSE; break; case OPTION_NO_GC_SECTIONS: - command_line.gc_sections = FALSE; + link_info.gc_sections = FALSE; + break; + case OPTION_NO_PRINT_GC_SECTIONS: + link_info.print_gc_sections = FALSE; break; case OPTION_NO_KEEP_MEMORY: link_info.keep_memory = FALSE; 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; @@ -788,9 +931,18 @@ parse_args (argc, argv) 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; break; + case OPTION_NO_WARN_SEARCH_MISMATCH: + command_line.warn_search_mismatch = FALSE; + break; case OPTION_NOINHIBIT_EXEC: force_make_executable = TRUE; break; @@ -798,7 +950,7 @@ parse_args (argc, argv) 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 " used to set the address of @@ -814,8 +966,25 @@ parse_args (argc, argv) 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_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(_("%P%F: bad -plugin-opt option\n")); break; +#endif /* ENABLE_PLUGINS */ case 'q': link_info.emitrelocations = TRUE; break; @@ -830,13 +999,13 @@ parse_args (argc, argv) 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")); + einfo(_("%P%F: unrecognised option: %s\n"), argv[optind]); - link_info.relocateable = TRUE; + link_info.relocatable = TRUE; config.build_constructors = FALSE; config.magic_demand_paged = FALSE; config.text_read_only = FALSE; - config.dynamic_link = FALSE; + input_flags.dynamic = FALSE; break; case 'R': /* The GNU linker traditionally uses -R to mean to include @@ -854,7 +1023,7 @@ parse_args (argc, argv) { lang_add_input_file (optarg, lang_input_file_is_symbols_only_enum, - (char *) NULL); + NULL); break; } } @@ -872,17 +1041,14 @@ parse_args (argc, argv) /* 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; } @@ -890,8 +1056,9 @@ parse_args (argc, argv) 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; } @@ -904,16 +1071,20 @@ parse_args (argc, argv) { 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); @@ -924,32 +1095,83 @@ 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; + 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 (_("%P%F: 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 (_("%P%F: invalid section sorting option: %s\n"), + optarg); break; case OPTION_STATS: config.stats = TRUE; break; case OPTION_SYMBOLIC: - link_info.symbolic = TRUE; + command_line.symbolic = symbolic; + break; + case OPTION_SYMBOLIC_FUNCTIONS: + command_line.symbolic = symbolic_functions; break; case 't': trace_files = TRUE; break; case 'T': + previous_script_handle = saved_script_handle; ldfile_open_command_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: { @@ -960,18 +1182,20 @@ parse_args (argc, argv) /* Check for =... */ optarg2 = strchr (optarg, '='); if (optarg2 == NULL) - einfo (_("%P%F: invalid argument to option \"--section-start\"\n")); + 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')) - einfo (_("%P%F: missing argument(s) to option \"--section-start\"\n")); + 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. */ len = optarg2 - optarg; - sec_name = xmalloc (len); + sec_name = (char *) xmalloc (len); memcpy (sec_name, optarg, len - 1); sec_name[len - 1] = 0; @@ -984,13 +1208,22 @@ parse_args (argc, argv) 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; @@ -999,14 +1232,14 @@ parse_args (argc, argv) link_info.task_link = TRUE; /* Fall through - do an implied -r option. */ case OPTION_UR: - link_info.relocateable = TRUE; + link_info.relocatable = TRUE; config.build_constructors = TRUE; config.magic_demand_paged = FALSE; config.text_read_only = FALSE; - config.dynamic_link = FALSE; + input_flags.dynamic = FALSE; break; case 'u': - ldlang_add_undef (optarg); + ldlang_add_undef (optarg, TRUE); break; case OPTION_UNIQUE: if (optarg != NULL) @@ -1017,7 +1250,18 @@ parse_args (argc, argv) case OPTION_VERBOSE: ldversion (1); version_printed = TRUE; - trace_file_tries = TRUE; + verbose = TRUE; + overflow_cutoff_limit = -2; + if (optarg != NULL) + { + char *end; + int level ATTRIBUTE_UNUSED = strtoul (optarg, &end, 0); + if (*end) + einfo (_("%P%F: invalid number `%s'\n"), optarg); +#ifdef ENABLE_PLUGINS + report_plugin_symbols = level > 1; +#endif /* ENABLE_PLUGINS */ + } break; case 'v': ldversion (0); @@ -1033,8 +1277,8 @@ parse_args (argc, argv) 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. */ { FILE *hold_script_handle; @@ -1051,6 +1295,43 @@ parse_args (argc, argv) .exports sections. */ command_line.version_exports_section = optarg; break; + case OPTION_DYNAMIC_LIST_DATA: + command_line.dynamic_list = dynamic_list_data; + if (command_line.symbolic == symbolic) + command_line.symbolic = symbolic_unset; + break; + case OPTION_DYNAMIC_LIST_CPP_TYPEINFO: + lang_append_dynamic_list_cpp_typeinfo (); + if (command_line.dynamic_list != dynamic_list_data) + command_line.dynamic_list = dynamic_list; + if (command_line.symbolic == symbolic) + command_line.symbolic = symbolic_unset; + break; + case OPTION_DYNAMIC_LIST_CPP_NEW: + lang_append_dynamic_list_cpp_new (); + if (command_line.dynamic_list != dynamic_list_data) + command_line.dynamic_list = dynamic_list; + if (command_line.symbolic == symbolic) + command_line.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 (command_line.dynamic_list != dynamic_list_data) + command_line.dynamic_list = dynamic_list; + if (command_line.symbolic == symbolic) + command_line.symbolic = symbolic_unset; + break; case OPTION_WARN_COMMON: config.warn_common = TRUE; break; @@ -1060,6 +1341,9 @@ parse_args (argc, argv) 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; break; @@ -1069,12 +1353,33 @@ parse_args (argc, argv) case OPTION_WARN_SECTION_ALIGN: 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; @@ -1085,8 +1390,10 @@ parse_args (argc, argv) link_info.discard = discard_all; break; case 'Y': - if (strncmp (optarg, "P,", 2) == 0) + if (CONST_STRNEQ (optarg, "P,")) optarg += 2; + if (default_dirlist != NULL) + free (default_dirlist); default_dirlist = xstrdup (optarg); break; case 'y': @@ -1108,10 +1415,10 @@ parse_args (argc, argv) config.split_by_file = 1; break; case OPTION_CHECK_SECTIONS: - command_line.check_section_addresses = TRUE; + command_line.check_section_addresses = 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; @@ -1120,34 +1427,15 @@ parse_args (argc, argv) command_line.accept_unknown_input_arch = FALSE; break; case '(': - if (ingroup) - einfo (_("%P%F: may not nest groups (--help for usage)\n")); - lang_enter_group (); - ingroup = 1; + ingroup++; break; case ')': if (! ingroup) einfo (_("%P%F: group ended before it began (--help for usage)\n")); lang_leave_group (); - ingroup = 0; - break; - case OPTION_MPC860C0: - /* Default value (in bytes). */ - link_info.mpc860c0 = 20; - if (optarg) - { - unsigned words; - - words = is_num (optarg, 1, 10, 0); - if (words == 0) - einfo (_("%P%F: invalid argument to option \"mpc860c0\"\n")); - - /* Convert words to bytes. */ - link_info.mpc860c0 = words * 4; - } - command_line.relax = TRUE; + ingroup--; break; case OPTION_INIT: @@ -1157,23 +1445,142 @@ parse_args (argc, argv) 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 (_("%P%X: --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 (_("%P%F: 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; } } - 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) + { + 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 (link_info.relocatable) + { + if (command_line.check_section_addresses < 0) + command_line.check_section_addresses = 0; + if (link_info.shared) + einfo (_("%P%F: -r and -shared may not be used together\n")); + } + + /* We may have -Bsymbolic, -Bsymbolic-functions, --dynamic-list-data, + --dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo and + --dynamic-list FILE. -Bsymbolic and -Bsymbolic-functions are + for shared libraries. -Bsymbolic overrides all others and vice + versa. */ + switch (command_line.symbolic) + { + case symbolic_unset: + break; + case symbolic: + /* -Bsymbolic is for shared library only. */ + if (link_info.shared) + { + link_info.symbolic = TRUE; + /* Should we free the unused memory? */ + link_info.dynamic_list = NULL; + command_line.dynamic_list = dynamic_list_unset; + } + break; + case symbolic_functions: + /* -Bsymbolic-functions is for shared library only. */ + if (link_info.shared) + command_line.dynamic_list = dynamic_list_data; + break; + } + + switch (command_line.dynamic_list) + { + case dynamic_list_unset: + break; + case dynamic_list_data: + link_info.dynamic_data = TRUE; + case dynamic_list: + link_info.dynamic = TRUE; + break; + } + + if (! link_info.shared) + { + if (command_line.filter_shlib) + einfo (_("%P%F: -F may not be used without -shared\n")); + if (command_line.auxiliary_filters) + einfo (_("%P%F: -f may not be used without -shared\n")); + } + + if (! link_info.shared || link_info.pie) + link_info.executable = TRUE; + /* 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 (link_info.relocatable && 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; @@ -1191,23 +1598,59 @@ 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); + if (*end) + einfo (_("%P%F: 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)); + /* 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; + return; + } + /* There was no existing value so we must create a new segment + entry. */ + seg = (segment_type *) 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); } + /* Print help messages for the options. */ static void -help () +help (void) { unsigned i; const char **targets, **pp; + int len; printf (_("Usage: %s [options] file...\n"), program_name); @@ -1217,7 +1660,6 @@ help () if (ld_options[i].doc != NULL) { bfd_boolean comma; - int len; unsigned j; printf (" "); @@ -1290,6 +1732,10 @@ help () 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. */ @@ -1311,5 +1757,6 @@ help () 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); }