* symtab.c (lookup_symbol_aux_symtabs): Call pre-expand hook.

[deliverable/binutils-gdb.git] / gdb / symfile.h

diff --git a/gdb/symfile.h b/gdb/symfile.h
index a8effdad29c691b11c5e1f4a2c3b91c25ac2765e..a869fa301765f429309bf4ab2587db65dbd63e87 100644 (file)
--- a/gdb/symfile.h
+++ b/gdb/symfile.h
@@ -171,6 +171,15 @@ struct quick_symbol_functions
                                   int kind, const char *name,
                                   domain_enum domain);
 
+  /* This is called to expand symbol tables before looking up a
+     symbol.  A backend can choose to implement this and then have its
+     `lookup_symbol' hook always return NULL, or the reverse.  (It
+     doesn't make sense to implement both.)  The arguments are as for
+     `lookup_symbol'.  */
+  void (*pre_expand_symtabs_matching) (struct objfile *objfile,
+                                      int kind, const char *name,
+                                      domain_enum domain);
+
   /* Print statistics about any indices loaded for OBJFILE.  The
      statistics should be printed to gdb_stdout.  This is used for
      "maint print statistics".  */
@@ -458,11 +467,11 @@ extern struct partial_symtab *start_psymtab_common (struct objfile *,
 
 extern char *obsavestring (const char *, int, struct obstack *);
 
-/* Concatenate strings S1, S2 and S3; return the new string.  Space is
-   found in the OBSTACKP  */
+/* Concatenate NULL terminated variable argument list of `const char *' strings;
+   return the new string.  Space is found in the OBSTACKP.  Argument list must
+   be terminated by a sentinel expression `(char *) NULL'.  */
 
-extern char *obconcat (struct obstack *obstackp, const char *, const char *,
-                      const char *);
+extern char *obconcat (struct obstack *obstackp, ...) ATTRIBUTE_SENTINEL;
 
                        /*   Variables   */