[PATCH] ld: Remove emultempl/linux.em

[PATCH] ld: Remove emultempl/linux.em

[H.J. Lu]

Remove emultempl/linux.em whose last usage was removed by

commit c65c21e1ffd1e02d9970a4bca0b7e384788a50f0
Author: Alan Modra <amodra@gmail.com>
Date:   Mon Apr 16 22:14:01 2018 +0930

    various i386-aout and i386-coff target removal

    Also tidies some other aout leftovers in binutils-common.exp.
---
 ld/emultempl/linux.em | 226 ------------------------------------------
 1 file changed, 226 deletions(-)
 delete mode 100644 ld/emultempl/linux.em

diff --git a/ld/emultempl/linux.em b/ld/emultempl/linux.em
deleted file mode 100644
index e4d87bc69e0..00000000000
--- a/ld/emultempl/linux.em
+++ /dev/null
@@ -1,226 +0,0 @@
-# This shell script emits a C file. -*- C -*-
-# It does some substitutions.
-if [ -z "$MACHINE" ]; then
-  OUTPUT_ARCH=${ARCH}
-else
-  OUTPUT_ARCH=${ARCH}:${MACHINE}
-fi
-fragment <<EOF
-/* This file is is generated by a shell script.  DO NOT EDIT! */
-
-/* Linux a.out emulation code for ${EMULATION_NAME}
-   Copyright (C) 1991-2021 Free Software Foundation, Inc.
-   Written by Steve Chamberlain <sac@cygnus.com>
-   Linux support by Eric Youngdale <ericy@cais.cais.com>
-
-   This file is part of the GNU Binutils.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
-   MA 02110-1301, USA.  */
-
-#define TARGET_IS_${EMULATION_NAME}
-
-#include "sysdep.h"
-#include "bfd.h"
-#include "bfdlink.h"
-#include "ctf-api.h"
-
-#include "ld.h"
-#include "ldmain.h"
-#include "ldmisc.h"
-#include "ldexp.h"
-#include "ldlang.h"
-#include "ldfile.h"
-#include "ldemul.h"
-
-static void
-gld${EMULATION_NAME}_before_parse (void)
-{
-  ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
-  input_flags.dynamic = true;
-  config.has_shared = true;
-  link_info.check_relocs_after_open_input = true;
-EOF
-if test -n "$COMMONPAGESIZE"; then
-fragment <<EOF
-  link_info.relro = DEFAULT_LD_Z_RELRO;
-EOF
-fi
-fragment <<EOF
-}
-
-/* Try to open a dynamic archive.  This is where we know that Linux
-   dynamic libraries have an extension of .sa.  */
-
-static bool
-gld${EMULATION_NAME}_open_dynamic_archive
-  (const char *arch, search_dirs_type *search, lang_input_statement_type *entry)
-{
-  char *string;
-
-  if (! entry->flags.maybe_archive || entry->flags.full_name_provided)
-    return false;
-
-  string = (char *) xmalloc (strlen (search->name)
-			     + strlen (entry->filename)
-			     + strlen (arch)
-			     + sizeof "/lib.sa");
-
-  sprintf (string, "%s/lib%s%s.sa", search->name, entry->filename, arch);
-
-  if (! ldfile_try_open_bfd (string, entry))
-    {
-      free (string);
-      return false;
-    }
-
-  entry->filename = string;
-
-  return true;
-}
-
-/* This is called by the create_output_section_statements routine via
-   lang_for_each_statement.  It locates any address assignment to
-   .text, and modifies it to include the size of the headers.  This
-   causes -Ttext to mean the starting address of the header, rather
-   than the starting address of .text, which is compatible with other
-   Linux tools.  */
-
-static void
-gld${EMULATION_NAME}_find_address_statement (lang_statement_union_type *s)
-{
-  if (s->header.type == lang_address_statement_enum
-      && strcmp (s->address_statement.section_name, ".text") == 0)
-    {
-      ASSERT (s->address_statement.address->type.node_class == etree_value);
-      s->address_statement.address->value.value += 0x20;
-    }
-}
-
-/* This is called before opening the input BFD's.  */
-
-static void
-gld${EMULATION_NAME}_create_output_section_statements (void)
-{
-  lang_for_each_statement (gld${EMULATION_NAME}_find_address_statement);
-}
-
-/* This is called after the sections have been attached to output
-   sections, but before any sizes or addresses have been set.  */
-
-static void
-gld${EMULATION_NAME}_before_allocation (void)
-{
-  if (bfd_link_relocatable (&link_info))
-    return;
-
-  /* Let the backend work out the sizes of any sections required by
-     dynamic linking.  */
-  if (! bfd_${EMULATION_NAME}_size_dynamic_sections (link_info.output_bfd,
-						     &link_info))
-    einfo (_("%F%P: failed to set dynamic section sizes: %E\n"));
-
-  before_allocation_default ();
-}
-
-static char *
-gld${EMULATION_NAME}_get_script (int *isfile)
-EOF
-
-if test x"$COMPILE_IN" = xyes
-then
-# Scripts compiled in.
-
-# sed commands to quote an ld script as a C string.
-sc="-f stringify.sed"
-
-fragment <<EOF
-{
-  *isfile = 0;
-
-  if (bfd_link_relocatable (&link_info) && config.build_constructors)
-    return
-EOF
-sed $sc ldscripts/${EMULATION_NAME}.xu                 >> e${EMULATION_NAME}.c
-echo '  ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xr                 >> e${EMULATION_NAME}.c
-echo '  ; else if (!config.text_read_only) return'     >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xbn                >> e${EMULATION_NAME}.c
-echo '  ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xn                 >> e${EMULATION_NAME}.c
-echo '  ; else return'                                 >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.x                  >> e${EMULATION_NAME}.c
-echo '; }'                                             >> e${EMULATION_NAME}.c
-
-else
-# Scripts read from the filesystem.
-
-fragment <<EOF
-{
-  *isfile = 1;
-
-  if (bfd_link_relocatable (&link_info) && config.build_constructors)
-    return "ldscripts/${EMULATION_NAME}.xu";
-  else if (bfd_link_relocatable (&link_info))
-    return "ldscripts/${EMULATION_NAME}.xr";
-  else if (!config.text_read_only)
-    return "ldscripts/${EMULATION_NAME}.xbn";
-  else if (!config.magic_demand_paged)
-    return "ldscripts/${EMULATION_NAME}.xn";
-  else
-    return "ldscripts/${EMULATION_NAME}.x";
-}
-EOF
-
-fi
-
-fragment <<EOF
-
-struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
-{
-  gld${EMULATION_NAME}_before_parse,
-  syslib_default,
-  hll_default,
-  after_parse_default,
-  after_open_default,
-  after_check_relocs_default,
-  before_place_orphans_default,
-  after_allocation_default,
-  set_output_arch_default,
-  ldemul_default_target,
-  gld${EMULATION_NAME}_before_allocation,
-  gld${EMULATION_NAME}_get_script,
-  "${EMULATION_NAME}",
-  "${OUTPUT_FORMAT}",
-  finish_default,
-  gld${EMULATION_NAME}_create_output_section_statements,
-  gld${EMULATION_NAME}_open_dynamic_archive,
-  NULL,	/* place orphan */
-  NULL,	/* set symbols */
-  NULL,	/* parse args */
-  NULL,	/* add_options */
-  NULL,	/* handle_option */
-  NULL,	/* unrecognized file */
-  NULL,	/* list options */
-  NULL,	/* recognized file */
-  NULL,	/* find_potential_libraries */
-  NULL,	/* new_vers_pattern */
-  NULL,	/* extra_map_file_text */
-  ${LDEMUL_EMIT_CTF_EARLY-NULL},
-  ${LDEMUL_ACQUIRE_STRINGS_FOR_CTF-NULL},
-  ${LDEMUL_NEW_DYNSYM_FOR_CTF-NULL},
-  ${LDEMUL_PRINT_SYMBOL-NULL}
-};
-EOF
-- 
2.33.1

Re: [PATCH] ld: Remove emultempl/linux.em

[Alan Modra]

On Mon, Dec 27, 2021 at 10:09:52AM -0800, H.J. Lu via Binutils wrote:
> Remove emultempl/linux.em whose last usage was removed by
> 
> commit c65c21e1ffd1e02d9970a4bca0b7e384788a50f0
> Author: Alan Modra <amodra@gmail.com>
> Date:   Mon Apr 16 22:14:01 2018 +0930
> 
>     various i386-aout and i386-coff target removal
> 
>     Also tidies some other aout leftovers in binutils-common.exp.

Thanks.

-- 
Alan Modra
Australia Development Lab, IBM