+/* Add BB11 blocks describing each range that we have not already
+ described. */
+
+static void
+ieee_add_bb11_blocks (abfd, sec, data)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ asection *sec;
+ PTR data;
+{
+ struct ieee_handle *info = (struct ieee_handle *) data;
+ bfd_vma low, high;
+ struct ieee_range *r;
+
+ low = bfd_get_section_vma (abfd, sec);
+ high = low + bfd_section_size (abfd, sec);
+
+ /* Find the first range at or after this section. The ranges are
+ sorted by address. */
+ for (r = info->global_ranges; r != NULL; r = r->next)
+ if (r->high > low)
+ break;
+
+ while (low < high)
+ {
+ if (r == NULL || r->low >= high)
+ {
+ if (! ieee_add_bb11 (info, sec, low, high))
+ info->error = true;
+ return;
+ }
+
+ if (low < r->low
+ && r->low - low > 0x100)
+ {
+ if (! ieee_add_bb11 (info, sec, low, r->low))
+ {
+ info->error = true;
+ return;
+ }
+ }
+ low = r->high;
+
+ r = r->next;
+ }
+}
+
+/* Add a single BB11 block for a range. We add it to info->vars. */
+
+static boolean
+ieee_add_bb11 (info, sec, low, high)
+ struct ieee_handle *info;
+ asection *sec;
+ bfd_vma low;
+ bfd_vma high;
+{
+ int kind;
+
+ if (! ieee_buffer_emptyp (&info->vars))
+ {
+ if (! ieee_change_buffer (info, &info->vars))
+ return false;
+ }
+ else
+ {
+ const char *filename, *modname;
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ const char *backslash;
+#endif
+ char *c, *s;
+
+ /* Start the enclosing BB10 block. */
+ filename = bfd_get_filename (info->abfd);
+ modname = strrchr (filename, '/');
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ backslash = strrchr (filename, '\\');
+ if (modname == NULL || (backslash != NULL && backslash > modname))
+ modname = backslash;
+#endif
+
+ if (modname != NULL)
+ ++modname;
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ else if (filename[0] && filename[1] == ':')
+ modname = filename + 2;
+#endif
+ else
+ modname = filename;
+
+ c = xstrdup (modname);
+ s = strrchr (c, '.');
+ if (s != NULL)
+ *s = '\0';
+
+ if (! ieee_change_buffer (info, &info->vars)
+ || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
+ || ! ieee_write_byte (info, 10)
+ || ! ieee_write_number (info, 0)
+ || ! ieee_write_id (info, c)
+ || ! ieee_write_id (info, "")
+ || ! ieee_write_number (info, 0)
+ || ! ieee_write_id (info, "GNU objcopy"))
+ return false;
+
+ free (c);
+ }
+
+ if ((sec->flags & SEC_CODE) != 0)
+ kind = 1;
+ else if ((sec->flags & SEC_READONLY) != 0)
+ kind = 3;
+ else
+ kind = 2;
+
+ if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
+ || ! ieee_write_byte (info, 11)
+ || ! ieee_write_number (info, 0)
+ || ! ieee_write_id (info, "")
+ || ! ieee_write_number (info, kind)
+ || ! ieee_write_number (info, sec->index + IEEE_SECTION_NUMBER_BASE)
+ || ! ieee_write_number (info, low)
+ || ! ieee_write_byte (info, (int) ieee_be_record_enum)
+ || ! ieee_write_number (info, high - low))
+ return false;
+
+ return true;
+}
+