/* Parse options for the GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002
+ 2001, 2002, 2003
Free Software Foundation, Inc.
This file is part of GLD, the Gnu Linker.
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
-#include "ldgram.h"
+#include <ldgram.h>
#include "ldlex.h"
#include "ldfile.h"
#include "ldver.h"
#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));
+static void set_default_dirlist (char *);
+static void set_section_start (char *, char *);
+static void help (void);
/* Non-zero if we are processing a --defsym from the command line. */
int parsing_defsym = 0;
/* Codes used for the long options with no short synonyms. 150 isn't
special; it's just an arbitrary non-ASCII char value. */
-
-#define OPTION_ASSERT 150
-#define OPTION_CALL_SHARED (OPTION_ASSERT + 1)
-#define OPTION_CREF (OPTION_CALL_SHARED + 1)
-#define OPTION_DEFSYM (OPTION_CREF + 1)
-#define OPTION_DEMANGLE (OPTION_DEFSYM + 1)
-#define OPTION_DYNAMIC_LINKER (OPTION_DEMANGLE + 1)
-#define OPTION_EB (OPTION_DYNAMIC_LINKER + 1)
-#define OPTION_EL (OPTION_EB + 1)
-#define OPTION_EMBEDDED_RELOCS (OPTION_EL + 1)
-#define OPTION_EXPORT_DYNAMIC (OPTION_EMBEDDED_RELOCS + 1)
-#define OPTION_HELP (OPTION_EXPORT_DYNAMIC + 1)
-#define OPTION_IGNORE (OPTION_HELP + 1)
-#define OPTION_MAP (OPTION_IGNORE + 1)
-#define OPTION_NO_DEMANGLE (OPTION_MAP + 1)
-#define OPTION_NO_KEEP_MEMORY (OPTION_NO_DEMANGLE + 1)
-#define OPTION_NO_WARN_MISMATCH (OPTION_NO_KEEP_MEMORY + 1)
-#define OPTION_NOINHIBIT_EXEC (OPTION_NO_WARN_MISMATCH + 1)
-#define OPTION_NON_SHARED (OPTION_NOINHIBIT_EXEC + 1)
-#define OPTION_NO_WHOLE_ARCHIVE (OPTION_NON_SHARED + 1)
-#define OPTION_OFORMAT (OPTION_NO_WHOLE_ARCHIVE + 1)
-#define OPTION_RELAX (OPTION_OFORMAT + 1)
-#define OPTION_RETAIN_SYMBOLS_FILE (OPTION_RELAX + 1)
-#define OPTION_RPATH (OPTION_RETAIN_SYMBOLS_FILE + 1)
-#define OPTION_RPATH_LINK (OPTION_RPATH + 1)
-#define OPTION_SHARED (OPTION_RPATH_LINK + 1)
-#define OPTION_SONAME (OPTION_SHARED + 1)
-#define OPTION_SORT_COMMON (OPTION_SONAME + 1)
-#define OPTION_STATS (OPTION_SORT_COMMON + 1)
-#define OPTION_SYMBOLIC (OPTION_STATS + 1)
-#define OPTION_TASK_LINK (OPTION_SYMBOLIC + 1)
-#define OPTION_TBSS (OPTION_TASK_LINK + 1)
-#define OPTION_TDATA (OPTION_TBSS + 1)
-#define OPTION_TTEXT (OPTION_TDATA + 1)
-#define OPTION_TRADITIONAL_FORMAT (OPTION_TTEXT + 1)
-#define OPTION_UR (OPTION_TRADITIONAL_FORMAT + 1)
-#define OPTION_VERBOSE (OPTION_UR + 1)
-#define OPTION_VERSION (OPTION_VERBOSE + 1)
-#define OPTION_VERSION_SCRIPT (OPTION_VERSION + 1)
-#define OPTION_VERSION_EXPORTS_SECTION (OPTION_VERSION_SCRIPT + 1)
-#define OPTION_WARN_COMMON (OPTION_VERSION_EXPORTS_SECTION + 1)
-#define OPTION_WARN_CONSTRUCTORS (OPTION_WARN_COMMON + 1)
-#define OPTION_WARN_FATAL (OPTION_WARN_CONSTRUCTORS + 1)
-#define OPTION_WARN_MULTIPLE_GP (OPTION_WARN_FATAL + 1)
-#define OPTION_WARN_ONCE (OPTION_WARN_MULTIPLE_GP + 1)
-#define OPTION_WARN_SECTION_ALIGN (OPTION_WARN_ONCE + 1)
-#define OPTION_SPLIT_BY_RELOC (OPTION_WARN_SECTION_ALIGN + 1)
-#define OPTION_SPLIT_BY_FILE (OPTION_SPLIT_BY_RELOC + 1)
-#define OPTION_WHOLE_ARCHIVE (OPTION_SPLIT_BY_FILE + 1)
-#define OPTION_WRAP (OPTION_WHOLE_ARCHIVE + 1)
-#define OPTION_FORCE_EXE_SUFFIX (OPTION_WRAP + 1)
-#define OPTION_GC_SECTIONS (OPTION_FORCE_EXE_SUFFIX + 1)
-#define OPTION_NO_GC_SECTIONS (OPTION_GC_SECTIONS + 1)
-#define OPTION_CHECK_SECTIONS (OPTION_NO_GC_SECTIONS + 1)
-#define OPTION_NO_CHECK_SECTIONS (OPTION_CHECK_SECTIONS + 1)
-#define OPTION_MPC860C0 (OPTION_NO_CHECK_SECTIONS + 1)
-#define OPTION_NO_UNDEFINED (OPTION_MPC860C0 + 1)
-#define OPTION_INIT (OPTION_NO_UNDEFINED + 1)
-#define OPTION_FINI (OPTION_INIT + 1)
-#define OPTION_SECTION_START (OPTION_FINI + 1)
-#define OPTION_UNIQUE (OPTION_SECTION_START + 1)
-#define OPTION_TARGET_HELP (OPTION_UNIQUE + 1)
-#define OPTION_ALLOW_SHLIB_UNDEFINED (OPTION_TARGET_HELP + 1)
-#define OPTION_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)
+enum option_values
+{
+ OPTION_ASSERT = 150,
+ OPTION_CALL_SHARED,
+ OPTION_CREF,
+ OPTION_DEFSYM,
+ OPTION_DEMANGLE,
+ OPTION_DYNAMIC_LINKER,
+ OPTION_EB,
+ OPTION_EL,
+ OPTION_EMBEDDED_RELOCS,
+ OPTION_EXPORT_DYNAMIC,
+ OPTION_HELP,
+ OPTION_IGNORE,
+ OPTION_MAP,
+ OPTION_NO_DEMANGLE,
+ OPTION_NO_KEEP_MEMORY,
+ OPTION_NO_WARN_MISMATCH,
+ OPTION_NOINHIBIT_EXEC,
+ OPTION_NON_SHARED,
+ OPTION_NO_WHOLE_ARCHIVE,
+ OPTION_OFORMAT,
+ OPTION_RELAX,
+ OPTION_RETAIN_SYMBOLS_FILE,
+ OPTION_RPATH,
+ OPTION_RPATH_LINK,
+ OPTION_SHARED,
+ OPTION_SONAME,
+ OPTION_SORT_COMMON,
+ OPTION_STATS,
+ OPTION_SYMBOLIC,
+ OPTION_TASK_LINK,
+ OPTION_TBSS,
+ OPTION_TDATA,
+ OPTION_TTEXT,
+ OPTION_TRADITIONAL_FORMAT,
+ OPTION_UR,
+ OPTION_VERBOSE,
+ OPTION_VERSION,
+ OPTION_VERSION_SCRIPT,
+ OPTION_VERSION_EXPORTS_SECTION,
+ OPTION_WARN_COMMON,
+ OPTION_WARN_CONSTRUCTORS,
+ OPTION_WARN_FATAL,
+ OPTION_WARN_MULTIPLE_GP,
+ OPTION_WARN_ONCE,
+ OPTION_WARN_SECTION_ALIGN,
+ OPTION_SPLIT_BY_RELOC,
+ OPTION_SPLIT_BY_FILE ,
+ OPTION_WHOLE_ARCHIVE,
+ OPTION_WRAP,
+ OPTION_FORCE_EXE_SUFFIX,
+ OPTION_GC_SECTIONS,
+ OPTION_NO_GC_SECTIONS,
+ OPTION_CHECK_SECTIONS,
+ OPTION_NO_CHECK_SECTIONS,
+ OPTION_MPC860C0,
+ OPTION_NO_UNDEFINED,
+ OPTION_INIT,
+ OPTION_FINI,
+ OPTION_SECTION_START,
+ OPTION_UNIQUE,
+ OPTION_TARGET_HELP,
+ OPTION_ALLOW_SHLIB_UNDEFINED,
+ OPTION_NO_ALLOW_SHLIB_UNDEFINED,
+ OPTION_ALLOW_MULTIPLE_DEFINITION,
+ OPTION_NO_UNDEFINED_VERSION,
+ OPTION_DISCARD_NONE,
+ OPTION_SPARE_DYNAMIC_TAGS,
+ OPTION_NO_DEFINE_COMMON,
+ OPTION_NOSTDLIB,
+ OPTION_NO_OMAGIC,
+ OPTION_STRIP_DISCARDED,
+ OPTION_NO_STRIP_DISCARDED,
+ OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
+ OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
+ OPTION_PIE,
+ OPTION_UNRESOLVED_SYMBOLS,
+ OPTION_WARN_UNRESOLVED_SYMBOLS,
+ OPTION_ERROR_UNRESOLVED_SYMBOLS
+};
/* The long options. This structure is used for both the option
parsing and the help text. */
{ {"omagic", no_argument, NULL, 'N'},
'N', NULL, N_("Do not page align data, do not make text readonly"),
EXACTLY_TWO_DASHES },
+ { {"no-omagic", no_argument, NULL, OPTION_NO_OMAGIC},
+ '\0', NULL, N_("Page align data, make text readonly"), EXACTLY_TWO_DASHES },
{ {"output", required_argument, NULL, 'o'},
'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
'\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH },
{ {"emit-relocs", no_argument, NULL, 'q'},
'q', NULL, "Generate relocations in final output", TWO_DASHES },
- { {"relocateable", no_argument, NULL, 'r'},
- 'r', NULL, N_("Generate relocateable output"), TWO_DASHES },
+ { {"relocatable", no_argument, NULL, 'r'},
+ 'r', NULL, N_("Generate relocatable output"), TWO_DASHES },
{ {NULL, no_argument, NULL, '\0'},
'i', NULL, NULL, ONE_DASH },
{ {"just-symbols", required_argument, NULL, 'R'},
's', NULL, N_("Strip all symbols"), TWO_DASHES },
{ {"strip-debug", no_argument, NULL, 'S'},
'S', NULL, N_("Strip debugging symbols"), TWO_DASHES },
+ { {"strip-discarded", no_argument, NULL, OPTION_STRIP_DISCARDED},
+ '\0', NULL, N_("Strip symbols in discarded sections"), TWO_DASHES },
+ { {"no-strip-discarded", no_argument, NULL, OPTION_NO_STRIP_DISCARDED},
+ '\0', NULL, N_("Do not strip symbols in discarded sections"), TWO_DASHES },
{ {"trace", no_argument, NULL, 't'},
't', NULL, N_("Trace file opens"), TWO_DASHES },
{ {"script", required_argument, NULL, 'T'},
'(', NULL, N_("Start a group"), TWO_DASHES },
{ {"end-group", no_argument, NULL, ')'},
')', NULL, N_("End a group"), TWO_DASHES },
+ { {"accept-unknown-input-arch", no_argument, NULL, OPTION_ACCEPT_UNKNOWN_INPUT_ARCH},
+ '\0', NULL, N_("Accept input files whose architecture cannot be determined"), TWO_DASHES },
+ { {"no-accept-unknown-input-arch", no_argument, NULL, OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH},
+ '\0', NULL, N_("Reject input files whose architecture is unknown"), TWO_DASHES },
{ {"assert", required_argument, NULL, OPTION_ASSERT},
'\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
{ {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED},
{ {"no-keep-memory", no_argument, NULL, OPTION_NO_KEEP_MEMORY},
'\0', NULL, N_("Use less memory and more disk I/O"), TWO_DASHES },
{ {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED},
- '\0', NULL, N_("Allow no undefined symbols"), TWO_DASHES },
+ '\0', NULL, N_("Do not allow unresolved references in object files"), TWO_DASHES },
{ {"allow-shlib-undefined", no_argument, NULL, OPTION_ALLOW_SHLIB_UNDEFINED},
- '\0', NULL, N_("Allow undefined symbols in shared objects"), TWO_DASHES },
+ '\0', NULL, N_("Allow unresolved references in shared libaries"), TWO_DASHES },
+ { {"no-allow-shlib-undefined", no_argument, NULL, OPTION_NO_ALLOW_SHLIB_UNDEFINED},
+ '\0', NULL, N_("Do not allow unresolved references in shared libs"), TWO_DASHES },
{ {"allow-multiple-definition", no_argument, NULL, OPTION_ALLOW_MULTIPLE_DEFINITION},
'\0', NULL, N_("Allow multiple definitions"), TWO_DASHES },
{ {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION},
'\0', NULL, N_("Create a shared library"), ONE_DASH },
{ {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD. */
'\0', NULL, NULL, ONE_DASH },
+ { {"pie", no_argument, NULL, OPTION_PIE},
+ '\0', NULL, N_("Create a position independent executable"), ONE_DASH },
+ { {"pic-executable", no_argument, NULL, OPTION_PIE},
+ '\0', NULL, NULL, TWO_DASHES },
{ {"sort-common", no_argument, NULL, OPTION_SORT_COMMON},
'\0', NULL, N_("Sort common symbols by size"), TWO_DASHES },
{ {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
'\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH },
{ {"Ttext", required_argument, NULL, OPTION_TTEXT},
'\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH },
+ { {"unresolved-symbols=<method>", required_argument, NULL, OPTION_UNRESOLVED_SYMBOLS},
+ '\0', NULL, N_("How to handle unresolved symbols. <method> is:\n\t\t\t\tignore-all, report-all, ignore-in-object-files,\n\t\t\t\tignore-in-shared-libs"),
+ TWO_DASHES },
{ {"verbose", no_argument, NULL, OPTION_VERBOSE},
'\0', NULL, N_("Output lots of information during link"), TWO_DASHES },
{ {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */
{ {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN},
'\0', NULL, N_("Warn if start of section changes due to alignment"),
TWO_DASHES },
+ { {"warn-unresolved-symbols", no_argument, NULL, OPTION_WARN_UNRESOLVED_SYMBOLS},
+ '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES },
+ { {"error-unresolved-symbols", no_argument, NULL, OPTION_ERROR_UNRESOLVED_SYMBOLS},
+ '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES },
{ {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
'\0', NULL, N_("Treat warnings as errors"),
TWO_DASHES },
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;
+is_num (const char *string, int min, int max, int err)
{
int result = 0;
}
void
-parse_args (argc, argv)
- unsigned argc;
- char **argv;
+parse_args (unsigned argc, char **argv)
{
unsigned i;
int is, il, irl;
int ingroup = 0;
char *default_dirlist = NULL;
- char shortopts[OPTION_COUNT * 3 + 2];
- struct option longopts[OPTION_COUNT + 1];
- struct option really_longopts[OPTION_COUNT + 1];
+ char *shortopts;
+ struct option *longopts;
+ struct option *really_longopts;
int last_optind;
+ enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
+
+ shortopts = xmalloc (OPTION_COUNT * 3 + 2);
+ longopts = xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1));
+ really_longopts = xmalloc (sizeof (*really_longopts) * (OPTION_COUNT + 1));
/* Starting the short option string with '-' is for programs that
expect options and other ARGV-elements in any order and that care about
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,
{
char *n;
- n = (char *) xmalloc (strlen (argv[i]) + 20);
+ n = xmalloc (strlen (argv[i]) + 20);
sprintf (n, "--library=%s", argv[i] + 2);
argv[i] = n;
}
optc = getopt_long (argc, argv, "-", really_longopts, &longind);
}
+ if (ldemul_handle_option (optc))
+ continue;
+
if (optc == -1)
break;
einfo (_("%P%F: use the --help option for usage information\n"));
case 1: /* File name. */
- lang_add_input_file (optarg, lang_input_file_is_file_enum,
- (char *) NULL);
+ lang_add_input_file (optarg, lang_input_file_is_file_enum, NULL);
break;
case OPTION_IGNORE:
break;
case 'a':
/* For HP/UX compatibility. Actually -a shared should mean
- ``use only shared libraries'' but, then, we don't
- currently support shared libraries on HP/UX anyhow. */
+ ``use only shared libraries'' but, then, we don't
+ currently support shared libraries on HP/UX anyhow. */
if (strcmp (optarg, "archive") == 0)
- config.dynamic_link = false;
+ config.dynamic_link = FALSE;
else if (strcmp (optarg, "shared") == 0
|| strcmp (optarg, "default") == 0)
- config.dynamic_link = true;
+ config.dynamic_link = TRUE;
else
einfo (_("%P%F: unrecognized -a option `%s'\n"), optarg);
break;
yyparse ();
break;
case OPTION_CALL_SHARED:
- config.dynamic_link = true;
+ config.dynamic_link = TRUE;
+ /* When linking against shared libraries, 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;
break;
case OPTION_NON_SHARED:
- config.dynamic_link = false;
+ 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;
- link_info.notice_all = true;
+ command_line.cref = TRUE;
+ link_info.notice_all = TRUE;
break;
case 'd':
- command_line.force_common_definition = true;
+ command_line.force_common_definition = TRUE;
break;
case OPTION_DEFSYM:
lex_string = optarg;
lex_string = NULL;
break;
case OPTION_DEMANGLE:
- demangling = true;
+ demangling = TRUE;
if (optarg != NULL)
{
enum demangling_styles style;
command_line.endian = ENDIAN_LITTLE;
break;
case OPTION_EMBEDDED_RELOCS:
- command_line.embedded_relocs = true;
+ command_line.embedded_relocs = TRUE;
break;
case OPTION_EXPORT_DYNAMIC:
case 'E': /* HP/UX compatibility. */
- link_info.export_dynamic = true;
+ link_info.export_dynamic = TRUE;
break;
case 'e':
- lang_add_entry (optarg, true);
+ lang_add_entry (optarg, TRUE);
break;
case 'f':
if (command_line.auxiliary_filters == NULL)
{
- command_line.auxiliary_filters =
- (char **) xmalloc (2 * sizeof (char *));
+ command_line.auxiliary_filters = xmalloc (2 * sizeof (char *));
command_line.auxiliary_filters[0] = optarg;
command_line.auxiliary_filters[1] = NULL;
}
c = 0;
for (p = command_line.auxiliary_filters; *p != NULL; p++)
++c;
- command_line.auxiliary_filters =
- (char **) xrealloc (command_line.auxiliary_filters,
- (c + 2) * sizeof (char *));
+ command_line.auxiliary_filters
+ = xrealloc (command_line.auxiliary_filters,
+ (c + 2) * sizeof (char *));
command_line.auxiliary_filters[c] = optarg;
command_line.auxiliary_filters[c + 1] = NULL;
}
command_line.filter_shlib = optarg;
break;
case OPTION_FORCE_EXE_SUFFIX:
- command_line.force_exe_suffix = true;
+ command_line.force_exe_suffix = TRUE;
break;
case 'G':
{
/* Ignore. */
break;
case OPTION_GC_SECTIONS:
- command_line.gc_sections = true;
+ command_line.gc_sections = TRUE;
break;
case OPTION_HELP:
help ();
xexit (0);
break;
case 'L':
- ldfile_add_library_path (optarg, true);
+ ldfile_add_library_path (optarg, TRUE);
break;
case 'l':
- lang_add_input_file (optarg, lang_input_file_is_l_enum,
- (char *) NULL);
+ lang_add_input_file (optarg, lang_input_file_is_l_enum, NULL);
break;
case 'M':
config.map_filename = "-";
config.map_filename = optarg;
break;
case 'N':
- config.text_read_only = false;
- config.magic_demand_paged = false;
- config.dynamic_link = false;
+ config.text_read_only = FALSE;
+ config.magic_demand_paged = FALSE;
+ config.dynamic_link = FALSE;
+ break;
+ case OPTION_NO_OMAGIC:
+ config.text_read_only = TRUE;
+ config.magic_demand_paged = TRUE;
+ /* NB/ Does not set dynamic_link to TRUE.
+ Use --call-shared or -Bdynamic for this. */
break;
case 'n':
- config.magic_demand_paged = false;
- config.dynamic_link = false;
+ config.magic_demand_paged = FALSE;
+ config.dynamic_link = FALSE;
break;
case OPTION_NO_DEFINE_COMMON:
- command_line.inhibit_common_definition = true;
+ command_line.inhibit_common_definition = TRUE;
break;
case OPTION_NO_DEMANGLE:
- demangling = false;
+ demangling = FALSE;
break;
case OPTION_NO_GC_SECTIONS:
- command_line.gc_sections = false;
+ command_line.gc_sections = FALSE;
break;
case OPTION_NO_KEEP_MEMORY:
- link_info.keep_memory = false;
+ link_info.keep_memory = FALSE;
break;
case OPTION_NO_UNDEFINED:
- link_info.no_undefined = true;
+ link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
break;
case OPTION_ALLOW_SHLIB_UNDEFINED:
- link_info.allow_shlib_undefined = true;
+ link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
break;
+ case OPTION_NO_ALLOW_SHLIB_UNDEFINED:
+ link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+ break;
+ case OPTION_UNRESOLVED_SYMBOLS:
+ if (strcmp (optarg, "ignore-all") == 0)
+ {
+ link_info.unresolved_syms_in_objects = RM_IGNORE;
+ link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+ }
+ else if (strcmp (optarg, "report-all") == 0)
+ {
+ link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+ link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+ }
+ else if (strcmp (optarg, "ignore-in-object-files") == 0)
+ {
+ link_info.unresolved_syms_in_objects = RM_IGNORE;
+ link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
+ }
+ else if (strcmp (optarg, "ignore-in-shared-libs") == 0)
+ {
+ link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+ link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+ }
+ else
+ einfo (_("%P%F: bad --unresolved-symbols option: %s\n"), optarg);
+ break;
+ case OPTION_WARN_UNRESOLVED_SYMBOLS:
+ how_to_report_unresolved_symbols = RM_GENERATE_WARNING;
+ if (link_info.unresolved_syms_in_objects == RM_GENERATE_ERROR)
+ link_info.unresolved_syms_in_objects = RM_GENERATE_WARNING;
+ if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)
+ link_info.unresolved_syms_in_shared_libs = RM_GENERATE_WARNING;
+ break;
+
+ case OPTION_ERROR_UNRESOLVED_SYMBOLS:
+ how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
+ if (link_info.unresolved_syms_in_objects == RM_GENERATE_WARNING)
+ link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
+ if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_WARNING)
+ link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
+ break;
case OPTION_ALLOW_MULTIPLE_DEFINITION:
- link_info.allow_multiple_definition = true;
+ link_info.allow_multiple_definition = TRUE;
break;
case OPTION_NO_UNDEFINED_VERSION:
- link_info.allow_undefined_version = false;
+ link_info.allow_undefined_version = FALSE;
break;
case OPTION_NO_WARN_MISMATCH:
- command_line.warn_mismatch = false;
+ command_line.warn_mismatch = FALSE;
break;
case OPTION_NOINHIBIT_EXEC:
- force_make_executable = true;
+ force_make_executable = TRUE;
break;
case OPTION_NOSTDLIB:
- config.only_cmd_line_lib_dirs = true;
+ config.only_cmd_line_lib_dirs = TRUE;
break;
case OPTION_NO_WHOLE_ARCHIVE:
- whole_archive = false;
+ whole_archive = FALSE;
break;
case 'O':
/* FIXME "-O<non-digits> <value>" used to set the address of
getopt can't handle two args to an option without kludges. */
/* Enable optimizations of output files. */
- link_info.optimize = strtoul (optarg, NULL, 0) ? true : false;
+ link_info.optimize = strtoul (optarg, NULL, 0) ? TRUE : FALSE;
break;
case 'o':
lang_add_output (optarg, 0);
break;
case OPTION_OFORMAT:
- lang_add_output_format (optarg, (char *) NULL, (char *) NULL, 0);
+ lang_add_output_format (optarg, NULL, NULL, 0);
break;
case 'q':
- link_info.emitrelocations = true;
+ link_info.emitrelocations = TRUE;
break;
case 'i':
case 'r':
and will seg-fault the next time around. */
einfo(_("%P%F: bad -rpath option\n"));
- link_info.relocateable = true;
- config.build_constructors = false;
- config.magic_demand_paged = false;
- config.text_read_only = false;
- config.dynamic_link = false;
+ link_info.relocatable = TRUE;
+ config.build_constructors = FALSE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ config.dynamic_link = FALSE;
break;
case 'R':
/* The GNU linker traditionally uses -R to mean to include
{
lang_add_input_file (optarg,
lang_input_file_is_symbols_only_enum,
- (char *) NULL);
+ NULL);
break;
}
}
}
break;
case OPTION_RELAX:
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_RETAIN_SYMBOLS_FILE:
add_keepsyms_file (optarg);
case 's':
link_info.strip = strip_all;
break;
+ case OPTION_STRIP_DISCARDED:
+ link_info.strip_discarded = TRUE;
+ break;
+ case OPTION_NO_STRIP_DISCARDED:
+ link_info.strip_discarded = FALSE;
+ break;
case OPTION_SHARED:
if (config.has_shared)
- link_info.shared = true;
+ {
+ link_info.shared = TRUE;
+ /* When creating a shared library, the default
+ behaviour is to ignore any unresolved references. */
+ if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
+ link_info.unresolved_syms_in_objects = RM_IGNORE;
+ if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
+ link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+ }
else
einfo (_("%P%F: -shared not supported\n"));
break;
+ case OPTION_PIE:
+ if (config.has_shared)
+ {
+ link_info.shared = TRUE;
+ link_info.pie = TRUE;
+ }
+ else
+ einfo (_("%P%F: -pie not supported\n"));
+ break;
case 'h': /* Used on Solaris. */
case OPTION_SONAME:
command_line.soname = optarg;
break;
case OPTION_SORT_COMMON:
- config.sort_common = true;
+ config.sort_common = TRUE;
break;
case OPTION_STATS:
- config.stats = true;
+ config.stats = TRUE;
break;
case OPTION_SYMBOLIC:
- link_info.symbolic = true;
+ link_info.symbolic = TRUE;
break;
case 't':
- trace_files = true;
+ trace_files = TRUE;
break;
case 'T':
ldfile_open_command_file (optarg);
set_section_start (".text", optarg);
break;
case OPTION_TRADITIONAL_FORMAT:
- link_info.traditional_format = true;
+ link_info.traditional_format = TRUE;
break;
case OPTION_TASK_LINK:
- link_info.task_link = true;
+ link_info.task_link = TRUE;
/* Fall through - do an implied -r option. */
case OPTION_UR:
- link_info.relocateable = true;
- config.build_constructors = true;
- config.magic_demand_paged = false;
- config.text_read_only = false;
- config.dynamic_link = false;
+ link_info.relocatable = TRUE;
+ config.build_constructors = TRUE;
+ config.magic_demand_paged = FALSE;
+ config.text_read_only = FALSE;
+ config.dynamic_link = FALSE;
break;
case 'u':
ldlang_add_undef (optarg);
if (optarg != NULL)
lang_add_unique (optarg);
else
- config.unique_orphan_sections = true;
+ config.unique_orphan_sections = TRUE;
break;
case OPTION_VERBOSE:
ldversion (1);
- version_printed = true;
- trace_file_tries = true;
+ version_printed = TRUE;
+ trace_file_tries = TRUE;
+ overflow_cutoff_limit = -2;
break;
case 'v':
ldversion (0);
- version_printed = true;
+ version_printed = TRUE;
break;
case 'V':
ldversion (1);
- version_printed = true;
+ version_printed = TRUE;
break;
case OPTION_VERSION:
ldversion (2);
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;
command_line.version_exports_section = optarg;
break;
case OPTION_WARN_COMMON:
- config.warn_common = true;
+ config.warn_common = TRUE;
break;
case OPTION_WARN_CONSTRUCTORS:
- config.warn_constructors = true;
+ config.warn_constructors = TRUE;
break;
case OPTION_WARN_FATAL:
- config.fatal_warnings = true;
+ config.fatal_warnings = TRUE;
break;
case OPTION_WARN_MULTIPLE_GP:
- config.warn_multiple_gp = true;
+ config.warn_multiple_gp = TRUE;
break;
case OPTION_WARN_ONCE:
- config.warn_once = true;
+ config.warn_once = TRUE;
break;
case OPTION_WARN_SECTION_ALIGN:
- config.warn_section_align = true;
+ config.warn_section_align = TRUE;
break;
case OPTION_WHOLE_ARCHIVE:
- whole_archive = true;
+ whole_archive = TRUE;
break;
case OPTION_WRAP:
add_wrap (optarg);
case 'Y':
if (strncmp (optarg, "P,", 2) == 0)
optarg += 2;
+ if (default_dirlist != NULL)
+ free (default_dirlist);
default_dirlist = xstrdup (optarg);
break;
case 'y':
config.split_by_file = 1;
break;
case OPTION_CHECK_SECTIONS:
- command_line.check_section_addresses = true;
+ command_line.check_section_addresses = TRUE;
break;
case OPTION_NO_CHECK_SECTIONS:
- command_line.check_section_addresses = false;
+ command_line.check_section_addresses = FALSE;
+ break;
+ case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH:
+ command_line.accept_unknown_input_arch = TRUE;
+ break;
+ case OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH:
+ command_line.accept_unknown_input_arch = FALSE;
break;
case '(':
if (ingroup)
/* Convert words to bytes. */
link_info.mpc860c0 = words * 4;
}
- command_line.relax = true;
+ command_line.relax = TRUE;
break;
case OPTION_INIT:
lang_leave_group ();
if (default_dirlist != NULL)
- set_default_dirlist (default_dirlist);
+ {
+ set_default_dirlist (default_dirlist);
+ free (default_dirlist);
+ }
+ if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
+ /* FIXME: Should we allow emulations a chance to set this ? */
+ link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
+
+ if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
+ /* FIXME: Should we allow emulations a chance to set this ? */
+ link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
}
/* Add the (colon-separated) elements of DIRLIST_PTR to the
library search path. */
static void
-set_default_dirlist (dirlist_ptr)
- char *dirlist_ptr;
+set_default_dirlist (char *dirlist_ptr)
{
char *p;
if (p != NULL)
*p = '\0';
if (*dirlist_ptr != '\0')
- ldfile_add_library_path (dirlist_ptr, true);
+ ldfile_add_library_path (dirlist_ptr, TRUE);
if (p == NULL)
break;
dirlist_ptr = p + 1;
}
static void
-set_section_start (sect, valstr)
- char *sect, *valstr;
+set_section_start (char *sect, char *valstr)
{
const char *end;
bfd_vma val = bfd_scan_vma (valstr, &end, 16);
/* Print help messages for the options. */
static void
-help ()
+help (void)
{
unsigned i;
const char **targets, **pp;
{
if (ld_options[i].doc != NULL)
{
- boolean comma;
+ bfd_boolean comma;
int len;
unsigned j;
printf (" ");
- comma = false;
+ comma = FALSE;
len = 2;
j = i;
printf ("%s", _(ld_options[j].arg));
len += strlen (_(ld_options[j].arg));
}
- comma = true;
+ comma = TRUE;
}
++j;
}
printf (" %s", _(ld_options[j].arg));
len += 1 + strlen (_(ld_options[j].arg));
}
- comma = true;
+ comma = TRUE;
}
++j;
}
projects / binutils-gdb.git / blobdiff