upload android base code part8
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543
android/toolchain/binutils/binutils-2.25/ld/ldmisc.c
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543
android/toolchain/binutils/binutils-2.25/ld/ldmisc.c
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/* ldmisc.c
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Copyright (C) 1991-2014 Free Software Foundation, Inc.
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Written by Steve Chamberlain of Cygnus Support.
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This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfdlink.h"
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#include "libiberty.h"
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#include "filenames.h"
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#include "demangle.h"
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#include <stdarg.h>
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#include "ld.h"
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#include "ldmisc.h"
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#include "ldexp.h"
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#include "ldlang.h"
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#include <ldgram.h>
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#include "ldlex.h"
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#include "ldmain.h"
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#include "ldfile.h"
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#include "elf-bfd.h"
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/*
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%% literal %
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%A section name from a section
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%B filename from a bfd
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%C clever filename:linenumber with function
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%D like %C, but no function name
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%E current bfd error or errno
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%F error is fatal
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%G like %D, but only function name
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%H like %C but in addition emit section+offset
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%I filename from a lang_input_statement_type
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%P print program name
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%R info about a relent
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%S print script file and linenumber from etree_type.
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%T symbol name
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%V hex bfd_vma
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%W hex bfd_vma with 0x with no leading zeros taking up 8 spaces
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%X no object output, fail return
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%d integer, like printf
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%ld long, like printf
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%lu unsigned long, like printf
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%p native (host) void* pointer, like printf
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%s arbitrary string, like printf
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%u integer, like printf
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%v hex bfd_vma, no leading zeros
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*/
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void
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vfinfo (FILE *fp, const char *fmt, va_list arg, bfd_boolean is_warning)
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{
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bfd_boolean fatal = FALSE;
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while (*fmt != '\0')
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{
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const char *str = fmt;
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while (*fmt != '%' && *fmt != '\0')
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fmt++;
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if (fmt != str)
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if (fwrite (str, 1, fmt - str, fp))
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{
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/* Ignore. */
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}
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if (*fmt == '%')
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{
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fmt++;
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switch (*fmt++)
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{
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case '%':
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/* literal % */
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putc ('%', fp);
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break;
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case 'X':
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/* no object output, fail return */
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config.make_executable = FALSE;
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break;
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case 'V':
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/* hex bfd_vma */
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{
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bfd_vma value = va_arg (arg, bfd_vma);
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fprintf_vma (fp, value);
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}
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break;
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case 'v':
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/* hex bfd_vma, no leading zeros */
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{
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char buf[100];
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char *p = buf;
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bfd_vma value = va_arg (arg, bfd_vma);
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sprintf_vma (p, value);
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while (*p == '0')
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p++;
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if (!*p)
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p--;
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fputs (p, fp);
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}
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break;
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case 'W':
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/* hex bfd_vma with 0x with no leading zeroes taking up
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8 spaces. */
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{
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char buf[100];
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bfd_vma value;
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char *p;
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int len;
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value = va_arg (arg, bfd_vma);
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sprintf_vma (buf, value);
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for (p = buf; *p == '0'; ++p)
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;
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if (*p == '\0')
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--p;
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len = strlen (p);
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while (len < 8)
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{
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putc (' ', fp);
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++len;
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}
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fprintf (fp, "0x%s", p);
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}
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break;
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case 'T':
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/* Symbol name. */
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{
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const char *name = va_arg (arg, const char *);
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if (name == NULL || *name == 0)
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{
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fprintf (fp, _("no symbol"));
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break;
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}
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else if (demangling)
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{
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char *demangled;
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demangled = bfd_demangle (link_info.output_bfd, name,
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DMGL_ANSI | DMGL_PARAMS);
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if (demangled != NULL)
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{
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fprintf (fp, "%s", demangled);
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free (demangled);
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break;
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}
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}
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fprintf (fp, "%s", name);
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}
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break;
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case 'A':
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/* section name from a section */
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{
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asection *sec = va_arg (arg, asection *);
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bfd *abfd = sec->owner;
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const char *group = NULL;
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struct coff_comdat_info *ci;
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fprintf (fp, "%s", sec->name);
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if (abfd != NULL
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&& bfd_get_flavour (abfd) == bfd_target_elf_flavour
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&& elf_next_in_group (sec) != NULL
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&& (sec->flags & SEC_GROUP) == 0)
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group = elf_group_name (sec);
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else if (abfd != NULL
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&& bfd_get_flavour (abfd) == bfd_target_coff_flavour
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&& (ci = bfd_coff_get_comdat_section (sec->owner,
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sec)) != NULL)
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group = ci->name;
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if (group != NULL)
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fprintf (fp, "[%s]", group);
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}
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break;
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case 'B':
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/* filename from a bfd */
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{
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bfd *abfd = va_arg (arg, bfd *);
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if (abfd == NULL)
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fprintf (fp, "%s generated", program_name);
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else if (abfd->my_archive)
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fprintf (fp, "%s(%s)", abfd->my_archive->filename,
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abfd->filename);
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else
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fprintf (fp, "%s", abfd->filename);
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}
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break;
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case 'F':
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/* Error is fatal. */
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fatal = TRUE;
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break;
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case 'P':
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/* Print program name. */
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fprintf (fp, "%s", program_name);
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break;
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case 'E':
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/* current bfd error or errno */
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fprintf (fp, "%s", bfd_errmsg (bfd_get_error ()));
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break;
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case 'I':
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/* filename from a lang_input_statement_type */
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{
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lang_input_statement_type *i;
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i = va_arg (arg, lang_input_statement_type *);
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if (bfd_my_archive (i->the_bfd) != NULL)
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fprintf (fp, "(%s)",
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bfd_get_filename (bfd_my_archive (i->the_bfd)));
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fprintf (fp, "%s", i->local_sym_name);
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if (bfd_my_archive (i->the_bfd) == NULL
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&& filename_cmp (i->local_sym_name, i->filename) != 0)
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fprintf (fp, " (%s)", i->filename);
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}
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break;
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case 'S':
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/* Print script file and linenumber. */
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{
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etree_type node;
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etree_type *tp = va_arg (arg, etree_type *);
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if (tp == NULL)
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{
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tp = &node;
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tp->type.filename = ldlex_filename ();
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tp->type.lineno = lineno;
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}
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if (tp->type.filename != NULL)
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fprintf (fp, "%s:%u", tp->type.filename, tp->type.lineno);
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}
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break;
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case 'R':
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/* Print all that's interesting about a relent. */
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{
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arelent *relent = va_arg (arg, arelent *);
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lfinfo (fp, "%s+0x%v (type %s)",
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(*(relent->sym_ptr_ptr))->name,
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relent->addend,
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relent->howto->name);
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}
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break;
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case 'C':
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case 'D':
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case 'G':
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case 'H':
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/* Clever filename:linenumber with function name if possible.
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The arguments are a BFD, a section, and an offset. */
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{
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static bfd *last_bfd;
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static char *last_file = NULL;
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static char *last_function = NULL;
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bfd *abfd;
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asection *section;
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bfd_vma offset;
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asymbol **asymbols = NULL;
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const char *filename;
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const char *functionname;
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unsigned int linenumber;
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bfd_boolean discard_last;
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bfd_boolean done;
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abfd = va_arg (arg, bfd *);
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section = va_arg (arg, asection *);
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offset = va_arg (arg, bfd_vma);
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if (abfd != NULL)
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{
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if (!bfd_generic_link_read_symbols (abfd))
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einfo (_("%B%F: could not read symbols: %E\n"), abfd);
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asymbols = bfd_get_outsymbols (abfd);
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}
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/* The GNU Coding Standard requires that error messages
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be of the form:
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source-file-name:lineno: message
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We do not always have a line number available so if
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we cannot find them we print out the section name and
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offset instead. */
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discard_last = TRUE;
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if (abfd != NULL
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&& bfd_find_nearest_line (abfd, section, asymbols, offset,
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&filename, &functionname,
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&linenumber))
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{
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if (functionname != NULL
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&& (fmt[-1] == 'C' || fmt[-1] == 'H'))
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{
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/* Detect the case where we are printing out a
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message for the same function as the last
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call to vinfo ("%C"). In this situation do
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not print out the ABFD filename or the
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function name again. Note - we do still
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print out the source filename, as this will
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allow programs that parse the linker's output
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(eg emacs) to correctly locate multiple
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errors in the same source file. */
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if (last_bfd == NULL
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|| last_file == NULL
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|| last_function == NULL
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|| last_bfd != abfd
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|| (filename != NULL
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&& filename_cmp (last_file, filename) != 0)
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|| strcmp (last_function, functionname) != 0)
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{
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lfinfo (fp, _("%B: In function `%T':\n"),
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abfd, functionname);
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last_bfd = abfd;
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if (last_file != NULL)
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free (last_file);
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last_file = NULL;
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if (filename)
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last_file = xstrdup (filename);
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if (last_function != NULL)
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free (last_function);
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last_function = xstrdup (functionname);
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}
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discard_last = FALSE;
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}
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else
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lfinfo (fp, "%B:", abfd);
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if (filename != NULL)
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fprintf (fp, "%s:", filename);
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done = fmt[-1] != 'H';
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if (functionname != NULL && fmt[-1] == 'G')
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lfinfo (fp, "%T", functionname);
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else if (filename != NULL && linenumber != 0)
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fprintf (fp, "%u%s", linenumber, done ? "" : ":");
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else
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done = FALSE;
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}
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else
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{
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lfinfo (fp, "%B:", abfd);
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done = FALSE;
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}
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if (!done)
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lfinfo (fp, "(%A+0x%v)", section, offset);
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if (discard_last)
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{
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last_bfd = NULL;
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if (last_file != NULL)
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{
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free (last_file);
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last_file = NULL;
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}
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if (last_function != NULL)
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{
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free (last_function);
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last_function = NULL;
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}
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}
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}
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break;
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case 'p':
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/* native (host) void* pointer, like printf */
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fprintf (fp, "%p", va_arg (arg, void *));
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break;
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case 's':
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/* arbitrary string, like printf */
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fprintf (fp, "%s", va_arg (arg, char *));
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break;
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case 'd':
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/* integer, like printf */
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fprintf (fp, "%d", va_arg (arg, int));
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break;
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case 'u':
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/* unsigned integer, like printf */
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fprintf (fp, "%u", va_arg (arg, unsigned int));
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break;
|
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case 'l':
|
||||
if (*fmt == 'd')
|
||||
{
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fprintf (fp, "%ld", va_arg (arg, long));
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++fmt;
|
||||
break;
|
||||
}
|
||||
else if (*fmt == 'u')
|
||||
{
|
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fprintf (fp, "%lu", va_arg (arg, unsigned long));
|
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++fmt;
|
||||
break;
|
||||
}
|
||||
/* Fall thru */
|
||||
|
||||
default:
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fprintf (fp, "%%%c", fmt[-1]);
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break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (is_warning && config.fatal_warnings)
|
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config.make_executable = FALSE;
|
||||
|
||||
if (fatal)
|
||||
xexit (1);
|
||||
}
|
||||
|
||||
/* Format info message and print on stdout. */
|
||||
|
||||
/* (You would think this should be called just "info", but then you
|
||||
would be hosed by LynxOS, which defines that name in its libc.) */
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||||
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void
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info_msg (const char *fmt, ...)
|
||||
{
|
||||
va_list arg;
|
||||
|
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va_start (arg, fmt);
|
||||
vfinfo (stdout, fmt, arg, FALSE);
|
||||
va_end (arg);
|
||||
}
|
||||
|
||||
/* ('e' for error.) Format info message and print on stderr. */
|
||||
|
||||
void
|
||||
einfo (const char *fmt, ...)
|
||||
{
|
||||
va_list arg;
|
||||
|
||||
fflush (stdout);
|
||||
va_start (arg, fmt);
|
||||
vfinfo (stderr, fmt, arg, TRUE);
|
||||
va_end (arg);
|
||||
fflush (stderr);
|
||||
}
|
||||
|
||||
void
|
||||
info_assert (const char *file, unsigned int line)
|
||||
{
|
||||
einfo (_("%F%P: internal error %s %d\n"), file, line);
|
||||
}
|
||||
|
||||
/* ('m' for map) Format info message and print on map. */
|
||||
|
||||
void
|
||||
minfo (const char *fmt, ...)
|
||||
{
|
||||
if (config.map_file != NULL)
|
||||
{
|
||||
va_list arg;
|
||||
|
||||
va_start (arg, fmt);
|
||||
if (fmt[0] == '%' && fmt[1] == '!' && fmt[2] == 0)
|
||||
{
|
||||
/* Stash info about --as-needed shared libraries. Print
|
||||
later so they don't appear intermingled with archive
|
||||
library info. */
|
||||
struct asneeded_minfo *m = xmalloc (sizeof *m);
|
||||
|
||||
m->next = NULL;
|
||||
m->soname = va_arg (arg, const char *);
|
||||
m->ref = va_arg (arg, bfd *);
|
||||
m->name = va_arg (arg, const char *);
|
||||
*asneeded_list_tail = m;
|
||||
asneeded_list_tail = &m->next;
|
||||
}
|
||||
else
|
||||
vfinfo (config.map_file, fmt, arg, FALSE);
|
||||
va_end (arg);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
lfinfo (FILE *file, const char *fmt, ...)
|
||||
{
|
||||
va_list arg;
|
||||
|
||||
va_start (arg, fmt);
|
||||
vfinfo (file, fmt, arg, FALSE);
|
||||
va_end (arg);
|
||||
}
|
||||
|
||||
/* Functions to print the link map. */
|
||||
|
||||
void
|
||||
print_space (void)
|
||||
{
|
||||
fprintf (config.map_file, " ");
|
||||
}
|
||||
|
||||
void
|
||||
print_nl (void)
|
||||
{
|
||||
fprintf (config.map_file, "\n");
|
||||
}
|
||||
|
||||
/* A more or less friendly abort message. In ld.h abort is defined to
|
||||
call this function. */
|
||||
|
||||
void
|
||||
ld_abort (const char *file, int line, const char *fn)
|
||||
{
|
||||
if (fn != NULL)
|
||||
einfo (_("%P: internal error: aborting at %s line %d in %s\n"),
|
||||
file, line, fn);
|
||||
else
|
||||
einfo (_("%P: internal error: aborting at %s line %d\n"),
|
||||
file, line);
|
||||
einfo (_("%P%F: please report this bug\n"));
|
||||
xexit (1);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue