gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / binutils / binemul.c

diff --git a/binutils/binemul.c b/binutils/binemul.c
index 67aaba8623856233d4d5f1f0d798c6e4e5c768d5..7c71b5b78c1a25116862696b7dee536f377e1c7d 100644 (file)
--- a/binutils/binemul.c
+++ b/binutils/binemul.c
@@ -1,12 +1,12 @@
 /* Binutils emulation layer.
 /* Binutils emulation layer.

-   Copyright 2002 Free Software Foundation, Inc.
-   Written by Tom Rix, Redhat.
+   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Written by Tom Rix, Red Hat Inc.

 
    This file is part of 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
 
    This file is part of 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 2 of the License, or
+   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,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -16,23 +16,22 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
 
    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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */

 
 #include "binemul.h"
 
 extern bin_emulation_xfer_type bin_dummy_emulation;
 
 void
 
 #include "binemul.h"
 
 extern bin_emulation_xfer_type bin_dummy_emulation;
 
 void

-ar_emul_usage (fp)
-     FILE *fp;
+ar_emul_usage (FILE *fp)

 {
   if (bin_dummy_emulation.ar_usage)
     bin_dummy_emulation.ar_usage (fp);
 }
 
 void
 {
   if (bin_dummy_emulation.ar_usage)
     bin_dummy_emulation.ar_usage (fp);
 }
 
 void

-ar_emul_default_usage (fp)
-     FILE *fp;
+ar_emul_default_usage (FILE *fp)

 {
   AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
   /* xgettext:c-format */
 {
   AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
   /* xgettext:c-format */


@@ -40,116 +39,101 @@ ar_emul_default_usage (fp)
 }
 
 bfd_boolean
 }
 
 bfd_boolean

-ar_emul_append (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
+ar_emul_append (bfd **after_bfd, char *file_name, const char *target,
+               bfd_boolean verbose, bfd_boolean flatten)

 {
   if (bin_dummy_emulation.ar_append)
 {
   if (bin_dummy_emulation.ar_append)

-    return bin_dummy_emulation.ar_append (after_bfd, file_name, verbose);
+    return bin_dummy_emulation.ar_append (after_bfd, file_name, target,
+                                         verbose, flatten);

 
   return FALSE;
 }
 
 
   return FALSE;
 }
 

-bfd_boolean
-ar_emul_default_append (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
+static bfd_boolean
+any_ok (bfd *new_bfd ATTRIBUTE_UNUSED)

 {
 {

-  bfd *temp;
-
-  temp = *after_bfd;
-  *after_bfd = bfd_openr (file_name, NULL);
-
-  AR_EMUL_ELEMENT_CHECK (*after_bfd, file_name);
-  AR_EMUL_APPEND_PRINT_VERBOSE (verbose, file_name);
-
-  (*after_bfd)->next = temp;
-

   return TRUE;
 }
 
 bfd_boolean
   return TRUE;
 }
 
 bfd_boolean

-ar_emul_replace (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
+do_ar_emul_append (bfd **after_bfd, bfd *new_bfd,
+                  bfd_boolean verbose, bfd_boolean flatten,
+                  bfd_boolean (*check) (bfd *))

 {
 {

-  if (bin_dummy_emulation.ar_replace)
-    return bin_dummy_emulation.ar_replace (after_bfd, file_name, verbose);
+  /* When flattening, add the members of an archive instead of the
+     archive itself.  */
+  if (flatten && bfd_check_format (new_bfd, bfd_archive))
+    {
+      bfd *elt;
+      bfd_boolean added = FALSE;
+
+      for (elt = bfd_openr_next_archived_file (new_bfd, NULL);
+           elt;
+           elt = bfd_openr_next_archived_file (new_bfd, elt))
+        {
+          if (do_ar_emul_append (after_bfd, elt, verbose, TRUE, check))
+            {
+              added = TRUE;
+              after_bfd = &((*after_bfd)->archive_next);
+            }
+        }
+
+      return added;
+    }

 
 

-  return FALSE;
-}
+  if (!check (new_bfd))
+    return FALSE;

 
 

-bfd_boolean
-ar_emul_default_replace (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
-{
-  bfd *temp;
+  AR_EMUL_APPEND_PRINT_VERBOSE (verbose, bfd_get_filename (new_bfd));

 
 

-  temp = *after_bfd;
-  *after_bfd = bfd_openr (file_name, NULL);
+  new_bfd->archive_next = *after_bfd;
+  *after_bfd = new_bfd;

 
 

-  AR_EMUL_ELEMENT_CHECK (*after_bfd, file_name);
-  AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);
+  return TRUE;
+}

 
 

-  (*after_bfd)->next = temp;
+bfd_boolean
+ar_emul_default_append (bfd **after_bfd, char *file_name,
+                       const char *target, bfd_boolean verbose,
+                       bfd_boolean flatten)
+{
+  bfd *new_bfd;

 
 

-  return TRUE;
+  new_bfd = bfd_openr (file_name, target);
+  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
+  return do_ar_emul_append (after_bfd, new_bfd, verbose, flatten, any_ok);

 }
 
 bfd_boolean
 }
 
 bfd_boolean

-ar_emul_create (abfd_out, archive_file_name, file_name)
-     bfd **abfd_out;
-     char *archive_file_name;
-     char *file_name;
+ar_emul_replace (bfd **after_bfd, char *file_name, const char *target,
+                bfd_boolean verbose)

 {
 {

-  if (bin_dummy_emulation.ar_create)
-    return bin_dummy_emulation.ar_create (abfd_out, archive_file_name,
-                                         file_name);
+  if (bin_dummy_emulation.ar_replace)
+    return bin_dummy_emulation.ar_replace (after_bfd, file_name,
+                                          target, verbose);

 
   return FALSE;
 }
 
 bfd_boolean
 
   return FALSE;
 }
 
 bfd_boolean

-ar_emul_default_create (abfd_out, archive_file_name, file_name)
-     bfd **abfd_out;
-     char *archive_file_name;
-     char *file_name;
+ar_emul_default_replace (bfd **after_bfd, char *file_name,
+                        const char *target, bfd_boolean verbose)

 {
 {

-  char *target = NULL;
+  bfd *new_bfd;

 
 

-  /* Try to figure out the target to use for the archive from the
-     first object on the list.  */
-  if (file_name != NULL)
-    {
-      bfd *obj;
-
-      obj = bfd_openr (file_name, NULL);
-      if (obj != NULL)
-       {
-         if (bfd_check_format (obj, bfd_object))
-           target = bfd_get_target (obj);
-         (void) bfd_close (obj);
-       }
-    }
+  new_bfd = bfd_openr (file_name, target);
+  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
+
+  AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);

 
 

-  /* Create an empty archive.  */
-  *abfd_out = bfd_openw (archive_file_name, target);
-  if (*abfd_out == NULL
-      || ! bfd_set_format (*abfd_out, bfd_archive)
-      || ! bfd_close (*abfd_out))
-    bfd_fatal (archive_file_name);
+  new_bfd->archive_next = *after_bfd;
+  *after_bfd = new_bfd;

 
   return TRUE;
 }
 
 bfd_boolean
 
   return TRUE;
 }
 
 bfd_boolean

-ar_emul_parse_arg (arg)
-     char *arg;
+ar_emul_parse_arg (char *arg)

 {
   if (bin_dummy_emulation.ar_parse_arg)
     return bin_dummy_emulation.ar_parse_arg (arg);
 {
   if (bin_dummy_emulation.ar_parse_arg)
     return bin_dummy_emulation.ar_parse_arg (arg);


@@ -158,8 +142,7 @@ ar_emul_parse_arg (arg)
 }
 
 bfd_boolean
 }
 
 bfd_boolean

-ar_emul_default_parse_arg (arg)
-     char *arg ATTRIBUTE_UNUSED;
+ar_emul_default_parse_arg (char *arg ATTRIBUTE_UNUSED)

 {
   return FALSE;
 }
 {
   return FALSE;
 }