LD: Factor out new input file node insertion

Move code for new input file node insertion in the middle of the
statement list to a separate function.  No functional change.

diff --git a/ld/ldlang.c b/ld/ldlang.c
index ef4715192b498ebe50b01e4651f54cb412e0502c..21247a23f3d2b9f88b90a77394fe935b157004bd 100644 (file)
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -2983,6 +2983,31 @@ check_section_callback (lang_wild_statement_type *ptr ATTRIBUTE_UNUSED,
     os->all_input_readonly = false;
 }
 
+/* Build a new input file node and arrange to splice the input statement
+   added into statement_list after the current input_file_chain tail.  */
+
+static lang_input_statement_type *
+insert_input_file (const char *name,
+                  lang_input_file_enum_type file_type,
+                  const char *target)
+{
+  lang_statement_union_type **tail = stat_ptr->tail;
+  lang_statement_union_type **after
+    = (void *) ((char *) input_file_chain.tail
+               - offsetof (lang_input_statement_type, next_real_file)
+               + offsetof (lang_input_statement_type, header.next));
+  lang_statement_union_type *rest = *after;
+  lang_input_statement_type *p;
+
+  stat_ptr->tail = after;
+  p = new_afile (name, file_type, target, NULL);
+  *stat_ptr->tail = rest;
+  if (*tail == NULL)
+    stat_ptr->tail = tail;
+
+  return p;
+}
+
 /* This is passed a file name which must have been seen already and
    added to the statement tree.  We will see if it has been opened
    already and had its symbols read.  If not then we'll read it.  */
@@ -3008,23 +3033,11 @@ lookup_name (const char *name)
 
   if (search == NULL)
     {
-      /* Arrange to splice the input statement added by new_afile into
-        statement_list after the current input_file_chain tail.
-        We know input_file_chain is not an empty list, and that
+      /* We know input_file_chain is not an empty list, and that
         lookup_name was called via open_input_bfds.  Later calls to
         lookup_name should always match an existing input_statement.  */
-      lang_statement_union_type **tail = stat_ptr->tail;
-      lang_statement_union_type **after
-       = (void *) ((char *) input_file_chain.tail
-                   - offsetof (lang_input_statement_type, next_real_file)
-                   + offsetof (lang_input_statement_type, header.next));
-      lang_statement_union_type *rest = *after;
-      stat_ptr->tail = after;
-      search = new_afile (name, lang_input_file_is_search_file_enum,
-                         default_target, NULL);
-      *stat_ptr->tail = rest;
-      if (*tail == NULL)
-       stat_ptr->tail = tail;
+      search = insert_input_file (name, lang_input_file_is_search_file_enum,
+                                 default_target);
       ASSERT (search != NULL);
     }