/* Main program of GNU linker.
- Copyright (C) 1991-2017 Free Software Foundation, Inc.
+ Copyright (C) 1991-2021 Free Software Foundation, Inc.
Written by Steve Chamberlain steve@cygnus.com
This file is part of the GNU Binutils.
#include "libiberty.h"
#include "progress.h"
#include "bfdlink.h"
+#include "ctf-api.h"
#include "filenames.h"
+#include "elf/common.h"
#include "ld.h"
#include "ldmain.h"
#include "ldfile.h"
#include "ldemul.h"
#include "ldctor.h"
-#ifdef ENABLE_PLUGINS
+#if BFD_SUPPORTS_PLUGINS
#include "plugin.h"
#include "plugin-api.h"
-#endif /* ENABLE_PLUGINS */
+#endif /* BFD_SUPPORTS_PLUGINS */
/* Somewhere above, sys/stat.h got included. */
#if !defined(S_ISDIR) && defined(S_IFDIR)
#include <string.h>
-#ifdef HAVE_SBRK
-#if !HAVE_DECL_SBRK
-extern void *sbrk ();
-#endif
-#endif
-
#ifndef TARGET_SYSTEM_ROOT
#define TARGET_SYSTEM_ROOT ""
#endif
FILE *saved_script_handle = NULL;
FILE *previous_script_handle = NULL;
-bfd_boolean force_make_executable = FALSE;
+bool force_make_executable = false;
char *default_target;
const char *output_filename = "a.out";
int g_switch_value = 8;
/* Nonzero means print names of input files as processed. */
-bfd_boolean trace_files;
+unsigned int trace_files;
/* Nonzero means report actions taken by the linker, and describe the linker script in use. */
-bfd_boolean verbose;
+bool verbose;
/* Nonzero means version number was printed, so exit successfully
instead of complaining if no input files are given. */
-bfd_boolean version_printed;
+bool version_printed;
/* TRUE if we should demangle symbol names. */
-bfd_boolean demangling;
+bool demangling;
args_type command_line;
(int, char **);
static char *get_emulation
(int, char **);
-static bfd_boolean add_archive_element
+static bool add_archive_element
(struct bfd_link_info *, bfd *, const char *, bfd **);
static void multiple_definition
(struct bfd_link_info *, struct bfd_link_hash_entry *,
(struct bfd_link_info *, struct bfd_link_hash_entry *,
bfd_reloc_code_real_type, bfd *, asection *, bfd_vma);
static void constructor_callback
- (struct bfd_link_info *, bfd_boolean, const char *, bfd *,
+ (struct bfd_link_info *, bool, const char *, bfd *,
asection *, bfd_vma);
static void warning_callback
(struct bfd_link_info *, const char *, const char *, bfd *,
(bfd *, asection *, void *);
static void undefined_symbol
(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma,
- bfd_boolean);
+ bool);
static void reloc_overflow
(struct bfd_link_info *, struct bfd_link_hash_entry *, const char *,
const char *, bfd_vma, bfd *, asection *, bfd_vma);
(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
static void unattached_reloc
(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
-static bfd_boolean notice
+static bool notice
(struct bfd_link_info *, struct bfd_link_hash_entry *,
struct bfd_link_hash_entry *, bfd *, asection *, bfd_vma, flagword);
einfo,
info_msg,
minfo,
- ldlang_override_segment_assignment
+ ldlang_override_segment_assignment,
+ ldlang_ctf_acquire_strings,
+ NULL,
+ ldlang_ctf_new_dynsym,
+ ldlang_write_ctf_late
};
static bfd_assert_handler_type default_bfd_assert_handler;
struct bfd_link_info link_info;
\f
+struct dependency_file
+{
+ struct dependency_file *next;
+ char *name;
+};
+
+static struct dependency_file *dependency_files, *dependency_files_tail;
+
+void
+track_dependency_files (const char *filename)
+{
+ struct dependency_file *dep
+ = (struct dependency_file *) xmalloc (sizeof (*dep));
+ dep->name = xstrdup (filename);
+ dep->next = NULL;
+ if (dependency_files == NULL)
+ dependency_files = dep;
+ else
+ dependency_files_tail->next = dep;
+ dependency_files_tail = dep;
+}
+
+static void
+write_dependency_file (void)
+{
+ FILE *out;
+ struct dependency_file *dep;
+
+ out = fopen (config.dependency_file, FOPEN_WT);
+ if (out == NULL)
+ {
+ einfo (_("%F%P: cannot open dependency file %s: %E\n"),
+ config.dependency_file);
+ }
+
+ fprintf (out, "%s:", output_filename);
+
+ for (dep = dependency_files; dep != NULL; dep = dep->next)
+ fprintf (out, " \\\n %s", dep->name);
+
+ fprintf (out, "\n");
+ for (dep = dependency_files; dep != NULL; dep = dep->next)
+ fprintf (out, "\n%s:\n", dep->name);
+
+ fclose (out);
+}
+\f
static void
ld_cleanup (void)
{
bfd_cache_close_all ();
-#ifdef ENABLE_PLUGINS
+#if BFD_SUPPORTS_PLUGINS
plugin_call_cleanup ();
#endif
if (output_filename && delete_output_file_on_failure)
ld_bfd_assert_handler (const char *fmt, const char *bfdver,
const char *file, int line)
{
- config.make_executable = FALSE;
+ config.make_executable = false;
(*default_bfd_assert_handler) (fmt, bfdver, file, line);
}
ld_bfd_error_handler (const char *fmt, va_list ap)
{
if (config.fatal_warnings)
- config.make_executable = FALSE;
+ config.make_executable = false;
(*default_bfd_error_handler) (fmt, ap);
}
{
char *emulation;
long start_time = get_run_time ();
-#ifdef HAVE_SBRK
- char *start_sbrk = (char *) sbrk (0);
-#endif
-#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+#ifdef HAVE_LC_MESSAGES
setlocale (LC_MESSAGES, "");
#endif
-#if defined (HAVE_SETLOCALE)
setlocale (LC_CTYPE, "");
-#endif
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
expandargv (&argc, &argv);
- bfd_init ();
+ if (bfd_init () != BFD_INIT_MAGIC)
+ einfo (_("%F%P: fatal error: libbfd ABI mismatch\n"));
bfd_set_error_program_name (program_name);
if (*ld_sysroot)
ld_canon_sysroot = lrealpath (ld_sysroot);
if (ld_canon_sysroot)
- ld_canon_sysroot_len = strlen (ld_canon_sysroot);
+ {
+ ld_canon_sysroot_len = strlen (ld_canon_sysroot);
+
+ /* is_sysrooted_pathname() relies on no trailing dirsep. */
+ if (ld_canon_sysroot_len > 0
+ && IS_DIR_SEPARATOR (ld_canon_sysroot [ld_canon_sysroot_len - 1]))
+ ld_canon_sysroot [--ld_canon_sysroot_len] = '\0';
+ }
else
ld_canon_sysroot_len = -1;
}
#endif
- config.build_constructors = TRUE;
+ config.build_constructors = true;
config.rpath_separator = ':';
config.split_by_reloc = (unsigned) -1;
config.split_by_file = (bfd_size_type) -1;
- config.make_executable = TRUE;
- config.magic_demand_paged = TRUE;
- config.text_read_only = TRUE;
+ config.make_executable = true;
+ config.magic_demand_paged = true;
+ config.text_read_only = true;
+ config.print_map_discarded = true;
link_info.disable_target_specific_optimizations = -1;
- command_line.warn_mismatch = TRUE;
- command_line.warn_search_mismatch = TRUE;
+ command_line.warn_mismatch = true;
+ command_line.warn_search_mismatch = true;
command_line.check_section_addresses = -1;
/* We initialize DEMANGLING based on the environment variable
interface by default. */
demangling = getenv ("COLLECT_NO_DEMANGLE") == NULL;
- link_info.allow_undefined_version = TRUE;
- link_info.keep_memory = TRUE;
- link_info.combreloc = TRUE;
- link_info.strip_discarded = TRUE;
- link_info.emit_hash = TRUE;
+ link_info.allow_undefined_version = true;
+ link_info.keep_memory = true;
+ link_info.combreloc = true;
+ link_info.strip_discarded = true;
+ link_info.prohibit_multiple_definition_absolute = false;
+ link_info.textrel_check = DEFAULT_LD_TEXTREL_CHECK;
+ link_info.emit_hash = DEFAULT_EMIT_SYSV_HASH;
+ link_info.emit_gnu_hash = DEFAULT_EMIT_GNU_HASH;
link_info.callbacks = &link_callbacks;
link_info.input_bfds_tail = &link_info.input_bfds;
/* SVR4 linkers seem to set DT_INIT and DT_FINI based on magic _init
#ifdef DEFAULT_FLAG_COMPRESS_DEBUG
link_info.compress_debug = COMPRESS_DEBUG_GABI_ZLIB;
#endif
+#ifdef DEFAULT_NEW_DTAGS
+ link_info.new_dtags = DEFAULT_NEW_DTAGS;
+#endif
+ link_info.start_stop_gc = false;
+ link_info.start_stop_visibility = STV_PROTECTED;
ldfile_add_arch ("");
emulation = get_emulation (argc, argv);
ldemul_choose_mode (emulation);
default_target = ldemul_choose_target (argc, argv);
- config.maxpagesize = bfd_emul_get_maxpagesize (default_target);
- config.commonpagesize = bfd_emul_get_commonpagesize (default_target);
lang_init ();
ldexp_init ();
ldemul_before_parse ();
- lang_has_input_file = FALSE;
+ lang_has_input_file = false;
parse_args (argc, argv);
if (config.hash_table_size != 0)
bfd_hash_set_default_size (config.hash_table_size);
-#ifdef ENABLE_PLUGINS
+#if BFD_SUPPORTS_PLUGINS
/* Now all the plugin arguments have been gathered, we can load them. */
plugin_load_plugins ();
-#endif /* ENABLE_PLUGINS */
+#endif /* BFD_SUPPORTS_PLUGINS */
ldemul_set_symbols ();
if (saved_script_handle == NULL
&& command_line.default_script != NULL)
{
- ldfile_open_command_file (command_line.default_script);
+ ldfile_open_script_file (command_line.default_script);
parser_input = input_script;
yyparse ();
}
info_msg ("\n==================================================\n");
}
+ if (command_line.force_group_allocation
+ || !bfd_link_relocatable (&link_info))
+ link_info.resolve_section_groups = true;
+ else
+ link_info.resolve_section_groups = false;
+
if (command_line.print_output_format)
info_msg ("%s\n", lang_get_output_target ());
if (argc == 2 && version_printed)
xexit (0);
+ if (link_info.inhibit_common_definition && !bfd_link_dll (&link_info))
+ einfo (_("%F%P: --no-define-common may not be used without -shared\n"));
+
if (!lang_has_input_file)
{
if (version_printed || command_line.print_output_format)
xexit (0);
- einfo (_("%P%F: no input files\n"));
+ einfo (_("%F%P: no input files\n"));
}
- if (trace_files)
+ if (verbose)
info_msg (_("%P: mode %s\n"), emulation);
ldemul_after_parse ();
if (config.map_file == (FILE *) NULL)
{
bfd_set_error (bfd_error_system_call);
- einfo (_("%P%F: cannot open map file %s: %E\n"),
+ einfo (_("%F%P: cannot open map file %s: %E\n"),
config.map_filename);
}
}
+ link_info.has_map_file = true;
}
lang_process ();
ldexp_finish ();
lang_finish ();
+ if (config.dependency_file != NULL)
+ write_dependency_file ();
+
/* Even if we're producing relocatable output, some non-fatal errors should
be reported in the exit status. (What non-fatal errors, if any, do we
want to ignore for relocatable output?) */
if (!config.make_executable && !force_make_executable)
{
- if (trace_files)
+ if (verbose)
einfo (_("%P: link errors found, deleting executable `%s'\n"),
output_filename);
else
{
if (!bfd_close (link_info.output_bfd))
- einfo (_("%F%B: final close failed: %E\n"), link_info.output_bfd);
+ einfo (_("%F%P: %pB: final close failed: %E\n"), link_info.output_bfd);
/* If the --force-exe-suffix is enabled, and we're making an
executable file and it doesn't end in .exe, copy it to one
dst = fopen (dst_name, FOPEN_WB);
if (!src)
- einfo (_("%P%F: unable to open for source of copy `%s'\n"),
+ einfo (_("%F%P: unable to open for source of copy `%s'\n"),
output_filename);
if (!dst)
- einfo (_("%P%F: unable to open for destination of copy `%s'\n"),
+ einfo (_("%F%P: unable to open for destination of copy `%s'\n"),
dst_name);
while ((l = fread (buf, 1, bsize, src)) > 0)
{
int done = fwrite (buf, 1, l, dst);
if (done != l)
- einfo (_("%P: Error writing file `%s'\n"), dst_name);
+ einfo (_("%P: error writing file `%s'\n"), dst_name);
}
fclose (src);
if (fclose (dst) == EOF)
- einfo (_("%P: Error closing file `%s'\n"), dst_name);
+ einfo (_("%P: error closing file `%s'\n"), dst_name);
free (dst_name);
free (buf);
}
if (config.stats)
{
-#ifdef HAVE_SBRK
- char *lim = (char *) sbrk (0);
-#endif
long run_time = get_run_time () - start_time;
fflush (stdout);
fprintf (stderr, _("%s: total time in link: %ld.%06ld\n"),
program_name, run_time / 1000000, run_time % 1000000);
-#ifdef HAVE_SBRK
- fprintf (stderr, _("%s: data size %ld\n"), program_name,
- (long) (lim - start_sbrk));
-#endif
fflush (stderr);
}
get_sysroot (int argc, char **argv)
{
int i;
- const char *path;
+ const char *path = NULL;
for (i = 1; i < argc; i++)
- if (CONST_STRNEQ (argv[i], "--sysroot="))
- return argv[i] + strlen ("--sysroot=");
+ if (startswith (argv[i], "--sysroot="))
+ path = argv[i] + strlen ("--sysroot=");
- path = get_relative_sysroot (BINDIR);
- if (path)
- return path;
+ if (!path)
+ path = get_relative_sysroot (BINDIR);
- path = get_relative_sysroot (TOOLBINDIR);
- if (path)
- return path;
+ if (!path)
+ path = get_relative_sysroot (TOOLBINDIR);
+
+ if (!path)
+ path = TARGET_SYSTEM_ROOT;
- return TARGET_SYSTEM_ROOT;
+ if (IS_DIR_SEPARATOR (*path) && path[1] == 0)
+ path = "";
+
+ return path;
}
/* We need to find any explicitly given emulation in order to initialize the
for (i = 1; i < argc; i++)
{
- if (CONST_STRNEQ (argv[i], "-m"))
+ if (startswith (argv[i], "-m"))
{
if (argv[i][2] == '\0')
{
i++;
}
else
- einfo (_("%P%F: missing argument to -m\n"));
+ einfo (_("%F%P: missing argument to -m\n"));
}
else if (strcmp (argv[i], "-mips1") == 0
|| strcmp (argv[i], "-mips2") == 0
|| strcmp (argv[i], "-mips5") == 0
|| strcmp (argv[i], "-mips32") == 0
|| strcmp (argv[i], "-mips32r2") == 0
+ || strcmp (argv[i], "-mips32r3") == 0
+ || strcmp (argv[i], "-mips32r5") == 0
|| strcmp (argv[i], "-mips32r6") == 0
|| strcmp (argv[i], "-mips64") == 0
|| strcmp (argv[i], "-mips64r2") == 0
+ || strcmp (argv[i], "-mips64r3") == 0
+ || strcmp (argv[i], "-mips64r5") == 0
|| strcmp (argv[i], "-mips64r6") == 0)
{
/* FIXME: The arguments -mips1, -mips2, -mips3, etc. are
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
- if (bfd_hash_lookup (link_info.notice_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ if (bfd_hash_lookup (link_info.notice_hash, name, true, true) == NULL)
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
void
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
- if (bfd_hash_lookup (info->ignore_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ if (bfd_hash_lookup (info->ignore_hash, name, true, true) == NULL)
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
/* Record a symbol to be wrapped, from the --wrap option. */
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
- if (bfd_hash_lookup (link_info.wrap_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ if (bfd_hash_lookup (link_info.wrap_hash, name, true, true) == NULL)
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
/* Handle the -retain-symbols-file option. */
xmalloc (sizeof (struct bfd_hash_table));
if (!bfd_hash_table_init (link_info.keep_hash, bfd_hash_newfunc,
sizeof (struct bfd_hash_entry)))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
bufsize = 100;
buf = (char *) xmalloc (bufsize);
buf[len] = '\0';
- if (bfd_hash_lookup (link_info.keep_hash, buf, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup for insertion failed: %E\n"));
+ if (bfd_hash_lookup (link_info.keep_hash, buf, true, true) == NULL)
+ einfo (_("%F%P: bfd_hash_lookup for insertion failed: %E\n"));
}
}
/* This is called when BFD has decided to include an archive member in
a link. */
-static bfd_boolean
+static bool
add_archive_element (struct bfd_link_info *info,
bfd *abfd,
const char *name,
bfd **subsbfd ATTRIBUTE_UNUSED)
{
lang_input_statement_type *input;
+ lang_input_statement_type *parent;
lang_input_statement_type orig_input;
input = (lang_input_statement_type *)
xcalloc (1, sizeof (lang_input_statement_type));
input->header.type = lang_input_statement_enum;
- input->filename = abfd->filename;
- input->local_sym_name = abfd->filename;
+ input->filename = bfd_get_filename (abfd);
+ input->local_sym_name = bfd_get_filename (abfd);
input->the_bfd = abfd;
/* Save the original data for trace files/tries below, as plugins
(if enabled) may possibly alter it to point to a replacement
BFD, but we still want to output the original BFD filename. */
orig_input = *input;
-#ifdef ENABLE_PLUGINS
+#if BFD_SUPPORTS_PLUGINS
if (link_info.lto_plugin_active)
{
/* We must offer this archive member to the plugins to claim. */
{
/* Don't claim new IR symbols after all IR symbols have
been claimed. */
- if (trace_files || verbose)
- info_msg ("%I: no new IR symbols to claimi\n",
+ if (verbose)
+ info_msg ("%pI: no new IR symbols to claim\n",
&orig_input);
input->flags.claimed = 0;
- return FALSE;
+ return false;
}
- input->flags.claim_archive = TRUE;
+ input->flags.claim_archive = true;
*subsbfd = input->the_bfd;
}
}
-#endif /* ENABLE_PLUGINS */
+#endif /* BFD_SUPPORTS_PLUGINS */
+
+ if (link_info.input_bfds_tail == &input->the_bfd->link.next
+ || input->the_bfd->link.next != NULL)
+ {
+ /* We have already loaded this element, and are attempting to
+ load it again. This can happen when the archive map doesn't
+ match actual symbols defined by the element. */
+ free (input);
+ bfd_set_error (bfd_error_malformed_archive);
+ return false;
+ }
+
+ /* Set the file_chain pointer of archives to the last element loaded
+ from the archive. See ldlang.c:find_rescan_insertion. */
+ parent = bfd_usrdata (abfd->my_archive);
+ if (parent != NULL && !parent->flags.reload)
+ parent->next = input;
ldlang_add_file (input);
if (config.map_file != NULL)
{
- static bfd_boolean header_printed;
+ static bool header_printed;
struct bfd_link_hash_entry *h;
bfd *from;
int len;
- h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->hash, name, false, false, true);
+ if (h == NULL
+ && info->pei386_auto_import
+ && startswith (name, "__imp_"))
+ h = bfd_link_hash_lookup (info->hash, name + 6, false, false, true);
if (h == NULL)
from = NULL;
if (!header_printed)
{
- char buf[100];
-
- sprintf (buf, _("Archive member included "
- "to satisfy reference by file (symbol)\n\n"));
- minfo ("%s", buf);
- header_printed = TRUE;
+ minfo (_("Archive member included to satisfy reference by file (symbol)\n\n"));
+ header_printed = true;
}
if (abfd->my_archive == NULL
}
if (from != NULL)
- minfo ("%B ", from);
+ minfo ("%pB ", from);
if (h != NULL)
- minfo ("(%T)\n", h->root.string);
+ minfo ("(%pT)\n", h->root.string);
else
minfo ("(%s)\n", name);
}
- if (trace_files || verbose)
- info_msg ("%I\n", &orig_input);
- return TRUE;
+ if (verbose
+ || trace_files > 1
+ || (trace_files && bfd_is_thin_archive (orig_input.the_bfd->my_archive)))
+ info_msg ("%pI\n", &orig_input);
+ return true;
}
/* This is called when BFD has discovered a symbol which is defined
discarded, and this is not really a multiple definition at all.
FIXME: It would be cleaner to somehow ignore symbols defined in
sections which are being discarded. */
- if ((osec->output_section != NULL
- && !bfd_is_abs_section (osec)
- && bfd_is_abs_section (osec->output_section))
- || (nsec->output_section != NULL
- && !bfd_is_abs_section (nsec)
- && bfd_is_abs_section (nsec->output_section)))
+ if (!info->prohibit_multiple_definition_absolute
+ && ((osec->output_section != NULL
+ && ! bfd_is_abs_section (osec)
+ && bfd_is_abs_section (osec->output_section))
+ || (nsec->output_section != NULL
+ && !bfd_is_abs_section (nsec)
+ && bfd_is_abs_section (nsec->output_section))))
return;
name = h->root.string;
nval = oval;
obfd = NULL;
}
- einfo (_("%X%C: multiple definition of `%T'\n"),
- nbfd, nsec, nval, name);
+ if (info->warn_multiple_definition)
+ einfo (_("%P: %C: warning: multiple definition of `%pT'"),
+ nbfd, nsec, nval, name);
+ else
+ einfo (_("%X%P: %C: multiple definition of `%pT'"),
+ nbfd, nsec, nval, name);
if (obfd != NULL)
- einfo (_("%D: first defined here\n"), obfd, osec, oval);
+ einfo (_("; %D: first defined here"), obfd, osec, oval);
+ einfo ("\n");
if (RELAXATION_ENABLED_BY_USER)
{
- einfo (_("%P: Disabling relaxation: it will not work with multiple definitions\n"));
+ einfo (_("%P: disabling relaxation; it will not work with multiple definitions\n"));
DISABLE_RELAXATION;
}
}
|| ntype == bfd_link_hash_indirect)
{
ASSERT (otype == bfd_link_hash_common);
- einfo (_("%B: warning: definition of `%T' overriding common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: definition of `%pT' overriding common"
+ " from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: definition of `%pT' overriding common\n"),
+ nbfd, name);
}
else if (otype == bfd_link_hash_defined
|| otype == bfd_link_hash_defweak
|| otype == bfd_link_hash_indirect)
{
ASSERT (ntype == bfd_link_hash_common);
- einfo (_("%B: warning: common of `%T' overridden by definition\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: defined here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overridden by definition"
+ " from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overridden by definition\n"),
+ nbfd, name);
}
else
{
ASSERT (otype == bfd_link_hash_common && ntype == bfd_link_hash_common);
if (osize > nsize)
{
- einfo (_("%B: warning: common of `%T' overridden by larger common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: larger common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overridden"
+ " by larger common from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overridden"
+ " by larger common\n"),
+ nbfd, name);
}
else if (nsize > osize)
{
- einfo (_("%B: warning: common of `%T' overriding smaller common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: smaller common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overriding"
+ " smaller common from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overriding"
+ " smaller common\n"),
+ nbfd, name);
}
else
{
- einfo (_("%B: warning: multiple common of `%T'\n"), nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: previous common is here\n"), obfd);
+ einfo (_("%P: %pB and %pB: warning: multiple common of `%pT'\n"),
+ nbfd, obfd, name);
+ else
+ einfo (_("%P: %pB: warning: multiple common of `%pT'\n"),
+ nbfd, name);
}
}
}
static void
constructor_callback (struct bfd_link_info *info,
- bfd_boolean constructor,
+ bool constructor,
const char *name,
bfd *abfd,
asection *section,
if (bfd_reloc_type_lookup (info->output_bfd, BFD_RELOC_CTOR) == NULL
&& (bfd_link_relocatable (info)
|| bfd_reloc_type_lookup (abfd, BFD_RELOC_CTOR) == NULL))
- einfo (_("%P%F: BFD backend error: BFD_RELOC_CTOR unsupported\n"));
+ einfo (_("%F%P: BFD backend error: BFD_RELOC_CTOR unsupported\n"));
s = set_name;
if (bfd_get_symbol_leading_char (abfd) != '\0')
else
strcpy (s, "__DTOR_LIST__");
- h = bfd_link_hash_lookup (info->hash, set_name, TRUE, TRUE, TRUE);
+ h = bfd_link_hash_lookup (info->hash, set_name, true, true, true);
if (h == (struct bfd_link_hash_entry *) NULL)
- einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_link_hash_lookup failed: %E\n"));
if (h->type == bfd_link_hash_new)
{
h->type = bfd_link_hash_undefined;
struct warning_callback_info
{
- bfd_boolean found;
+ bool found;
const char *warning;
const char *symbol;
asymbol **asymbols;
/* Look through the relocs to see if we can find a plausible address
for SYMBOL in ABFD. Return TRUE if found. Otherwise return FALSE. */
-static bfd_boolean
+static bool
symbol_warning (const char *warning, const char *symbol, bfd *abfd)
{
struct warning_callback_info cinfo;
if (!bfd_generic_link_read_symbols (abfd))
- einfo (_("%B%F: could not read symbols: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read symbols: %E\n"), abfd);
- cinfo.found = FALSE;
+ cinfo.found = false;
cinfo.warning = warning;
cinfo.symbol = symbol;
cinfo.asymbols = bfd_get_outsymbols (abfd);
return;
if (section != NULL)
- einfo ("%C: %s%s\n", abfd, section, address, _("warning: "), warning);
+ einfo ("%P: %C: %s%s\n", abfd, section, address, _("warning: "), warning);
else if (abfd == NULL)
einfo ("%P: %s%s\n", _("warning: "), warning);
else if (symbol == NULL)
- einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
+ einfo ("%P: %pB: %s%s\n", abfd, _("warning: "), warning);
else if (!symbol_warning (warning, symbol, abfd))
{
bfd *b;
for (b = info->input_bfds; b; b = b->link.next)
if (b != abfd && symbol_warning (warning, symbol, b))
return;
- einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
+ einfo ("%P: %pB: %s%s\n", abfd, _("warning: "), warning);
}
}
relsize = bfd_get_reloc_upper_bound (abfd, sec);
if (relsize < 0)
- einfo (_("%B%F: could not read relocs: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read relocs: %E\n"), abfd);
if (relsize == 0)
return;
relpp = (arelent **) xmalloc (relsize);
relcount = bfd_canonicalize_reloc (abfd, sec, relpp, info->asymbols);
if (relcount < 0)
- einfo (_("%B%F: could not read relocs: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read relocs: %E\n"), abfd);
p = relpp;
pend = p + relcount;
&& strcmp (bfd_asymbol_name (*q->sym_ptr_ptr), info->symbol) == 0)
{
/* We found a reloc for the symbol we are looking for. */
- einfo ("%C: %s%s\n", abfd, sec, q->address, _("warning: "),
+ einfo ("%P: %C: %s%s\n", abfd, sec, q->address, _("warning: "),
info->warning);
- info->found = TRUE;
+ info->found = true;
break;
}
}
free (relpp);
}
+#if SUPPORT_ERROR_HANDLING_SCRIPT
+char * error_handling_script = NULL;
+#endif
+
/* This is called when an undefined symbol is found. */
static void
bfd *abfd,
asection *section,
bfd_vma address,
- bfd_boolean error)
+ bool error)
{
static char *error_name;
static unsigned int error_count;
#define MAX_ERRORS_IN_A_ROW 5
if (info->ignore_hash != NULL
- && bfd_hash_lookup (info->ignore_hash, name, FALSE, FALSE) != NULL)
+ && bfd_hash_lookup (info->ignore_hash, name, false, false) != NULL)
return;
if (config.warn_once)
else
{
error_count = 0;
- if (error_name != NULL)
- free (error_name);
+ free (error_name);
error_name = xstrdup (name);
}
+#if SUPPORT_ERROR_HANDLING_SCRIPT
+ if (error_handling_script != NULL
+ && error_count < MAX_ERRORS_IN_A_ROW)
+ {
+ char * argv[4];
+ const char * res;
+ int status, err;
+
+ argv[0] = error_handling_script;
+ argv[1] = "undefined-symbol";
+ argv[2] = (char *) name;
+ argv[3] = NULL;
+
+ if (verbose)
+ einfo (_("%P: About to run error handling script '%s' with arguments: '%s' '%s'\n"),
+ argv[0], argv[1], argv[2]);
+
+ res = pex_one (PEX_SEARCH, error_handling_script, argv,
+ N_("error handling script"),
+ NULL /* Send stdout to random, temp file. */,
+ NULL /* Write to stderr. */,
+ &status, &err);
+ if (res != NULL)
+ {
+ einfo (_("%P: Failed to run error handling script '%s', reason: "),
+ error_handling_script);
+ /* FIXME: We assume here that errrno == err. */
+ perror (res);
+ }
+ /* We ignore the return status of the script and
+ carry on to issue the normal error message. */
+ }
+#endif /* SUPPORT_ERROR_HANDLING_SCRIPT */
+
if (section != NULL)
{
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%C: undefined reference to `%T'\n"),
+ einfo (_("%X%P: %C: undefined reference to `%pT'\n"),
abfd, section, address, name);
else
- einfo (_("%C: warning: undefined reference to `%T'\n"),
+ einfo (_("%P: %C: warning: undefined reference to `%pT'\n"),
abfd, section, address, name);
}
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%D: more undefined references to `%T' follow\n"),
+ einfo (_("%X%P: %D: more undefined references to `%pT' follow\n"),
abfd, section, address, name);
else
- einfo (_("%D: warning: more undefined references to `%T' follow\n"),
+ einfo (_("%P: %D: warning: more undefined references to `%pT' follow\n"),
abfd, section, address, name);
}
else if (error)
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%B: undefined reference to `%T'\n"),
+ einfo (_("%X%P: %pB: undefined reference to `%pT'\n"),
abfd, name);
else
- einfo (_("%B: warning: undefined reference to `%T'\n"),
+ einfo (_("%P: %pB: warning: undefined reference to `%pT'\n"),
abfd, name);
}
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%B: more undefined references to `%T' follow\n"),
+ einfo (_("%X%P: %pB: more undefined references to `%pT' follow\n"),
abfd, name);
else
- einfo (_("%B: warning: more undefined references to `%T' follow\n"),
+ einfo (_("%P: %pB: warning: more undefined references to `%pT' follow\n"),
abfd, name);
}
else if (error)
case bfd_link_hash_undefined:
case bfd_link_hash_undefweak:
einfo (_(" relocation truncated to fit: "
- "%s against undefined symbol `%T'"),
+ "%s against undefined symbol `%pT'"),
reloc_name, entry->root.string);
break;
case bfd_link_hash_defined:
case bfd_link_hash_defweak:
einfo (_(" relocation truncated to fit: "
- "%s against symbol `%T' defined in %A section in %B"),
+ "%s against symbol `%pT' defined in %pA section in %pB"),
reloc_name, entry->root.string,
entry->u.def.section,
entry->u.def.section == bfd_abs_section_ptr
}
}
else
- einfo (_(" relocation truncated to fit: %s against `%T'"),
+ einfo (_(" relocation truncated to fit: %s against `%pT'"),
reloc_name, name);
if (addend != 0)
einfo ("+%v", addend);
asection *section,
bfd_vma address)
{
- einfo (_("%X%H: reloc refers to symbol `%T' which is not being output\n"),
+ einfo (_("%X%H: reloc refers to symbol `%pT' which is not being output\n"),
abfd, section, address, name);
}
linker script; and if plugins are active, since they need to monitor
all references from non-IR files. */
-static bfd_boolean
+static bool
notice (struct bfd_link_info *info,
struct bfd_link_hash_entry *h,
struct bfd_link_hash_entry *inh ATTRIBUTE_UNUSED,
{
if (command_line.cref || nocrossref_list != NULL)
return handle_asneeded_cref (abfd, (enum notice_asneeded_action) value);
- return TRUE;
+ return true;
}
name = h->root.string;
if (info->notice_hash != NULL
- && bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE) != NULL)
+ && bfd_hash_lookup (info->notice_hash, name, false, false) != NULL)
{
if (bfd_is_und_section (section))
- einfo ("%B: reference to %s\n", abfd, name);
+ einfo (_("%P: %pB: reference to %s\n"), abfd, name);
else
- einfo ("%B: definition of %s\n", abfd, name);
+ einfo (_("%P: %pB: definition of %s\n"), abfd, name);
}
if (command_line.cref || nocrossref_list != NULL)
add_cref (name, abfd, section, value);
- return TRUE;
+ return true;
}