X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Flexsup.c;h=dddbdcaff0000dbf68a0f282cae261446cb4c072;hb=b7b949f5e9cad15fb0e6a63dca180d5115129132;hp=611f838e23133b2b9c1ee03de1f0c75436207c35;hpb=ffc18d8a8287dba8df90476299bdbd6c135e0756;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/lexsup.c b/ld/lexsup.c index 611f838e23..dddbdcaff0 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -1,6 +1,6 @@ /* Parse options for the GNU linker. Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002, 2003 + 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GLD, the Gnu Linker. @@ -17,11 +17,12 @@ You should have received a copy of the GNU General Public License along with GLD; see the file COPYING. If not, write to the Free - Software Foundation, 59 Temple Place - Suite 330, Boston, MA - 02111-1307, USA. */ + Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" +#include "bfdver.h" #include "libiberty.h" #include #include @@ -55,6 +56,7 @@ 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); /* Non-zero if we are processing a --defsym from the command line. */ @@ -70,6 +72,7 @@ enum option_values OPTION_DEFSYM, OPTION_DEMANGLE, OPTION_DYNAMIC_LINKER, + OPTION_SYSROOT, OPTION_EB, OPTION_EL, OPTION_EMBEDDED_RELOCS, @@ -80,6 +83,7 @@ enum option_values OPTION_NO_DEMANGLE, OPTION_NO_KEEP_MEMORY, OPTION_NO_WARN_MISMATCH, + OPTION_NO_WARN_SEARCH_MISMATCH, OPTION_NOINHIBIT_EXEC, OPTION_NON_SHARED, OPTION_NO_WHOLE_ARCHIVE, @@ -91,8 +95,10 @@ enum option_values OPTION_SHARED, OPTION_SONAME, OPTION_SORT_COMMON, + OPTION_SORT_SECTION, OPTION_STATS, OPTION_SYMBOLIC, + OPTION_SYMBOLIC_FUNCTIONS, OPTION_TASK_LINK, OPTION_TBSS, OPTION_TDATA, @@ -103,6 +109,10 @@ enum option_values OPTION_VERSION, OPTION_VERSION_SCRIPT, OPTION_VERSION_EXPORTS_SECTION, + OPTION_DYNAMIC_LIST, + OPTION_DYNAMIC_LIST_CPP_NEW, + OPTION_DYNAMIC_LIST_CPP_TYPEINFO, + OPTION_DYNAMIC_LIST_DATA, OPTION_WARN_COMMON, OPTION_WARN_CONSTRUCTORS, OPTION_WARN_FATAL, @@ -112,10 +122,17 @@ enum option_values OPTION_SPLIT_BY_RELOC, OPTION_SPLIT_BY_FILE , OPTION_WHOLE_ARCHIVE, + OPTION_ADD_NEEDED, + OPTION_NO_ADD_NEEDED, + OPTION_AS_NEEDED, + OPTION_NO_AS_NEEDED, OPTION_WRAP, OPTION_FORCE_EXE_SUFFIX, OPTION_GC_SECTIONS, OPTION_NO_GC_SECTIONS, + OPTION_PRINT_GC_SECTIONS, + OPTION_NO_PRINT_GC_SECTIONS, + OPTION_HASH_SIZE, OPTION_CHECK_SECTIONS, OPTION_NO_CHECK_SECTIONS, OPTION_NO_UNDEFINED, @@ -128,6 +145,8 @@ enum option_values OPTION_NO_ALLOW_SHLIB_UNDEFINED, OPTION_ALLOW_MULTIPLE_DEFINITION, OPTION_NO_UNDEFINED_VERSION, + OPTION_DEFAULT_SYMVER, + OPTION_DEFAULT_IMPORTED_SYMVER, OPTION_DISCARD_NONE, OPTION_SPARE_DYNAMIC_TAGS, OPTION_NO_DEFINE_COMMON, @@ -140,7 +159,10 @@ enum option_values OPTION_PIE, OPTION_UNRESOLVED_SYMBOLS, OPTION_WARN_UNRESOLVED_SYMBOLS, - OPTION_ERROR_UNRESOLVED_SYMBOLS + OPTION_ERROR_UNRESOLVED_SYMBOLS, + OPTION_WARN_SHARED_TEXTREL, + OPTION_REDUCE_MEMORY_OVERHEADS, + OPTION_DEFAULT_SCRIPT }; /* The long options. This structure is used for both the option @@ -180,293 +202,360 @@ struct ld_option 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 }, { {"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 }, { {"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 }, + 'q', NULL, "Generate relocations in final output", TWO_DASHES }, { {"relocatable", no_argument, NULL, 'r'}, - 'r', NULL, N_("Generate relocatable output"), TWO_DASHES }, + '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 }, + '\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 }, + '\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 }, + { {"add-needed", no_argument, NULL, OPTION_ADD_NEEDED}, + '\0', NULL, N_("Set DT_NEEDED tags for DT_NEEDED entries in\n" + "\t\t\t\tfollowing dynamic libs"), TWO_DASHES }, + { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_NEEDED}, + '\0', NULL, N_("Do not set DT_NEEDED tags for DT_NEEDED entries\n" + "\t\t\t\tin following dynamic libs"), TWO_DASHES }, + { {"as-needed", no_argument, NULL, OPTION_AS_NEEDED}, + '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"), + TWO_DASHES }, + { {"no-as-needed", no_argument, NULL, OPTION_NO_AS_NEEDED}, + '\0', NULL, N_("Always set DT_NEEDED for following dynamic libs"), + TWO_DASHES }, { {"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 }, { {"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 }, { {"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_("Do not allow unresolved references in object files"), 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 libaries"), TWO_DASHES }, - { {"no-allow-shlib-undefined", no_argument, NULL, OPTION_NO_ALLOW_SHLIB_UNDEFINED}, - '\0', NULL, N_("Do not allow unresolved references in shared libs"), TWO_DASHES }, - { {"allow-multiple-definition", no_argument, NULL, OPTION_ALLOW_MULTIPLE_DEFINITION}, - '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES }, + '\0', NULL, N_("Allow unresolved references in shared libaries"), + TWO_DASHES }, + { {"no-allow-shlib-undefined", no_argument, NULL, + OPTION_NO_ALLOW_SHLIB_UNDEFINED}, + '\0', NULL, N_("Do not allow unresolved references in shared libs"), + TWO_DASHES }, + { {"allow-multiple-definition", no_argument, NULL, + OPTION_ALLOW_MULTIPLE_DEFINITION}, + '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES }, { {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION}, - '\0', NULL, N_("Disallow undefined version"), TWO_DASHES }, + '\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" + "\t\t\t\tthe command line"), ONE_DASH }, { {"oformat", required_argument, NULL, OPTION_OFORMAT}, - '\0', N_("TARGET"), N_("Specify target of output file"), EXACTLY_TWO_DASHES }, + '\0', N_("TARGET"), N_("Specify target of output file"), + EXACTLY_TWO_DASHES }, { {"qmagic", no_argument, NULL, OPTION_IGNORE}, - '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH }, + '\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_("Relax branches on certain targets"), 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 }, + '\0', NULL, NULL, ONE_DASH }, { {"pie", no_argument, NULL, OPTION_PIE}, - '\0', NULL, N_("Create a position independent executable"), ONE_DASH }, + '\0', NULL, N_("Create a position independent executable"), ONE_DASH }, { {"pic-executable", no_argument, NULL, OPTION_PIE}, - '\0', NULL, NULL, TWO_DASHES }, + '\0', NULL, NULL, TWO_DASHES }, { {"sort-common", no_argument, NULL, OPTION_SORT_COMMON}, - '\0', NULL, N_("Sort common symbols by size"), TWO_DASHES }, + '\0', NULL, N_("Sort common symbols by size"), 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 }, - { {"unresolved-symbols=", required_argument, NULL, OPTION_UNRESOLVED_SYMBOLS}, - '\0', NULL, N_("How to handle unresolved symbols. is:\n\t\t\t\tignore-all, report-all, ignore-in-object-files,\n\t\t\t\tignore-in-shared-libs"), - TWO_DASHES }, + '\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH }, + { {"unresolved-symbols=", required_argument, NULL, + OPTION_UNRESOLVED_SYMBOLS}, + '\0', NULL, N_("How to handle unresolved symbols. is:\n" + "\t\t\t\tignore-all, report-all, ignore-in-object-files,\n" + "\t\t\t\tignore-in-shared-libs"), TWO_DASHES }, { {"verbose", no_argument, NULL, OPTION_VERBOSE}, - '\0', NULL, N_("Output lots of information during link"), TWO_DASHES }, + '\0', NULL, 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."), - TWO_DASHES }, + '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n" + "\t\t\t\tSYMBOL as the version."), TWO_DASHES }, + { {"dynamic-list-data", no_argument, NULL, OPTION_DYNAMIC_LIST_DATA}, + '\0', NULL, N_("Add data symbols to dynamic list"), TWO_DASHES }, + { {"dynamic-list-cpp-new", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_NEW}, + '\0', NULL, N_("Use C++ operator new/delete dynamic list"), TWO_DASHES }, + { {"dynamic-list-cpp-typeinfo", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_TYPEINFO}, + '\0', NULL, N_("Use C++ typeinfo dynamic list"), TWO_DASHES }, + { {"dynamic-list", required_argument, NULL, OPTION_DYNAMIC_LIST}, + '\0', N_("FILE"), N_("Read dynamic list"), TWO_DASHES }, { {"warn-common", no_argument, NULL, OPTION_WARN_COMMON}, - '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES }, + '\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 }, - { {"warn-unresolved-symbols", no_argument, NULL, OPTION_WARN_UNRESOLVED_SYMBOLS}, + '\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-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}, + { {"error-unresolved-symbols", no_argument, NULL, + OPTION_ERROR_UNRESOLVED_SYMBOLS}, '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES }, - { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}, - '\0', NULL, N_("Treat warnings as errors"), - TWO_DASHES }, { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE}, - '\0', NULL, N_("Include all objects from following archives"), TWO_DASHES }, + '\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 } + '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), 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 (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 (unsigned argc, char **argv) { @@ -610,6 +699,8 @@ parse_args (unsigned argc, char **argv) { case '?': einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]); + /* Fall through. */ + default: einfo (_("%P%F: use the --help option for usage information\n")); @@ -657,27 +748,9 @@ parse_args (unsigned argc, char **argv) break; case OPTION_CALL_SHARED: config.dynamic_link = TRUE; - /* When linking against shared libraries, the default behaviour is - to report any unresolved references. Although strictly speaking - it is not a failure to encounter unresolved symbols at link time - - the symbol *might* be available at load time - it is a strong - indication that the resulting executable will not work. Plus it - is necessary for the correct execution of the autoconf package, - which needs to be able to detect functions that are not provided - by the host OS. */ - if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET) - link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols; - if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET) - link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols; break; case OPTION_NON_SHARED: config.dynamic_link = FALSE; - /* When linking against static libraries, the default - behaviour is to report any unresolved references. */ - if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET) - link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols; - if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET) - link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols; break; case OPTION_CREF: command_line.cref = TRUE; @@ -713,6 +786,9 @@ parse_args (unsigned argc, char **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; @@ -769,7 +845,10 @@ parse_args (unsigned argc, char **argv) /* Ignore. */ break; case OPTION_GC_SECTIONS: - command_line.gc_sections = TRUE; + link_info.gc_sections = TRUE; + break; + case OPTION_PRINT_GC_SECTIONS: + link_info.print_gc_sections = TRUE; break; case OPTION_HELP: help (); @@ -812,19 +891,24 @@ parse_args (unsigned argc, char **argv) demangling = FALSE; break; case OPTION_NO_GC_SECTIONS: - command_line.gc_sections = FALSE; + link_info.gc_sections = FALSE; + break; + case OPTION_NO_PRINT_GC_SECTIONS: + link_info.print_gc_sections = FALSE; break; case OPTION_NO_KEEP_MEMORY: link_info.keep_memory = FALSE; break; case OPTION_NO_UNDEFINED: - link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols; + 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; + link_info.unresolved_syms_in_shared_libs + = how_to_report_unresolved_symbols; break; case OPTION_UNRESOLVED_SYMBOLS: if (strcmp (optarg, "ignore-all") == 0) @@ -834,17 +918,21 @@ parse_args (unsigned argc, char **argv) } 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; + 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; + 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_objects + = how_to_report_unresolved_symbols; link_info.unresolved_syms_in_shared_libs = RM_IGNORE; } else @@ -857,23 +945,32 @@ parse_args (unsigned argc, char **argv) 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; + 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; break; + case OPTION_NO_WARN_SEARCH_MISMATCH: + command_line.warn_search_mismatch = FALSE; + break; case OPTION_NOINHIBIT_EXEC: force_make_executable = TRUE; break; @@ -955,17 +1052,14 @@ parse_args (unsigned argc, char **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; } @@ -974,7 +1068,8 @@ parse_args (unsigned argc, char **argv) if (cp == NULL) { buf = xmalloc (rpath_len + optarg_len + 2); - sprintf (buf, "%s:%s", command_line.rpath, optarg); + sprintf (buf, "%s%c%s", command_line.rpath, + config.rpath_separator, optarg); free (command_line.rpath); command_line.rpath = buf; } @@ -990,7 +1085,8 @@ parse_args (unsigned argc, char **argv) buf = xmalloc (strlen (command_line.rpath_link) + strlen (optarg) + 2); - sprintf (buf, "%s:%s", command_line.rpath_link, optarg); + sprintf (buf, "%s%c%s", command_line.rpath_link, + config.rpath_separator, optarg); free (command_line.rpath_link); command_line.rpath_link = buf; } @@ -1043,11 +1139,23 @@ parse_args (unsigned argc, char **argv) case OPTION_SORT_COMMON: config.sort_common = TRUE; 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; @@ -1057,6 +1165,9 @@ parse_args (unsigned argc, char **argv) parser_input = input_script; yyparse (); break; + case OPTION_DEFAULT_SCRIPT: + command_line.default_script = optarg; + break; case OPTION_SECTION_START: { char *optarg2; @@ -1066,13 +1177,15 @@ parse_args (unsigned argc, char **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. */ @@ -1090,13 +1203,13 @@ parse_args (unsigned argc, char **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_TRADITIONAL_FORMAT: link_info.traditional_format = TRUE; @@ -1158,6 +1271,43 @@ parse_args (unsigned argc, char **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; @@ -1176,9 +1326,24 @@ parse_args (unsigned argc, char **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_WHOLE_ARCHIVE: whole_archive = TRUE; break; + case OPTION_ADD_NEEDED: + add_needed = TRUE; + break; + case OPTION_NO_ADD_NEEDED: + add_needed = FALSE; + break; + case OPTION_AS_NEEDED: + as_needed = TRUE; + break; + case OPTION_NO_AS_NEEDED: + as_needed = FALSE; + break; case OPTION_WRAP: add_wrap (optarg); break; @@ -1192,7 +1357,7 @@ parse_args (unsigned argc, char **argv) link_info.discard = discard_all; break; case 'Y': - if (strncmp (optarg, "P,", 2) == 0) + if (CONST_STRNEQ (optarg, "P,")) optarg += 2; if (default_dirlist != NULL) free (default_dirlist); @@ -1250,6 +1415,24 @@ parse_args (unsigned argc, char **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; } } @@ -1265,7 +1448,7 @@ parse_args (unsigned argc, char **argv) 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; @@ -1299,8 +1482,44 @@ set_section_start (char *sect, char *valstr) 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)); + 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); + /* 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 = 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. */ @@ -1309,6 +1528,7 @@ help (void) { unsigned i; const char **targets, **pp; + int len; printf (_("Usage: %s [options] file...\n"), program_name); @@ -1318,7 +1538,6 @@ help (void) if (ld_options[i].doc != NULL) { bfd_boolean comma; - int len; unsigned j; printf (" "); @@ -1391,6 +1610,10 @@ help (void) printf ("%s\n", _(ld_options[i].doc)); } } + printf (_(" @FILE")); + for (len = strlen (" @FILE"); len < 30; len++) + putchar (' '); + printf (_("Read options from FILE\n")); /* Note: Various tools (such as libtool) depend upon the format of the listings below - do not change them. */ @@ -1412,5 +1635,6 @@ help (void) 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); }