Add unlink support to moxie simulator

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

diff --git a/binutils/binemul.c b/binutils/binemul.c
index 83740d0d6ac2b1f96475b4e5b140b5502c9972c1..894a915716ce39eaec167e93f2c7ad8346c15f99 100644 (file)
--- a/binutils/binemul.c
+++ b/binutils/binemul.c
@@ -1,12 +1,12 @@
 /* Binutils emulation layer.
-   Copyright 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2002-2019 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
-   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,
@@ -16,7 +16,8 @@
 
    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.  */
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
 
 #include "binemul.h"
 
@@ -38,53 +39,95 @@ ar_emul_default_usage (FILE *fp)
 }
 
 bfd_boolean
-ar_emul_append (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)
-    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;
 }
 
-bfd_boolean
-ar_emul_default_append (bfd **after_bfd, char *file_name,
-                       bfd_boolean verbose)
+static bfd_boolean
+any_ok (bfd *new_bfd ATTRIBUTE_UNUSED)
 {
-  bfd *temp;
+  return TRUE;
+}
 
-  temp = *after_bfd;
-  *after_bfd = bfd_openr (file_name, NULL);
+bfd_boolean
+do_ar_emul_append (bfd **after_bfd, bfd *new_bfd,
+                  bfd_boolean verbose, bfd_boolean flatten,
+                  bfd_boolean (*check) (bfd *))
+{
+  /* 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;
+    }
+
+  if (!check (new_bfd))
+    return FALSE;
+
+  AR_EMUL_APPEND_PRINT_VERBOSE (verbose, new_bfd->filename);
+
+  new_bfd->archive_next = *after_bfd;
+  *after_bfd = new_bfd;
 
-  AR_EMUL_ELEMENT_CHECK (*after_bfd, file_name);
-  AR_EMUL_APPEND_PRINT_VERBOSE (verbose, file_name);
+  return TRUE;
+}
 
-  (*after_bfd)->archive_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
-ar_emul_replace (bfd **after_bfd, char *file_name, bfd_boolean verbose)
+ar_emul_replace (bfd **after_bfd, char *file_name, const char *target,
+                bfd_boolean verbose)
 {
   if (bin_dummy_emulation.ar_replace)
-    return bin_dummy_emulation.ar_replace (after_bfd, file_name, verbose);
+    return bin_dummy_emulation.ar_replace (after_bfd, file_name,
+                                          target, verbose);
 
   return FALSE;
 }
 
 bfd_boolean
 ar_emul_default_replace (bfd **after_bfd, char *file_name,
-                        bfd_boolean verbose)
+                        const char *target, bfd_boolean verbose)
 {
-  bfd *temp;
+  bfd *new_bfd;
 
-  temp = *after_bfd;
-  *after_bfd = bfd_openr (file_name, NULL);
+  new_bfd = bfd_openr (file_name, target);
+  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
 
-  AR_EMUL_ELEMENT_CHECK (*after_bfd, file_name);
   AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);
 
-  (*after_bfd)->archive_next = temp;
+  new_bfd->archive_next = *after_bfd;
+  *after_bfd = new_bfd;
 
   return TRUE;
 }