ChangeLog:

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

diff --git a/gdb/objfiles.h b/gdb/objfiles.h
index 16fcb8d125616efc57ba5de690a278f1d911037c..18572608c527d81f88a299aa187d50e3911ead60 100644 (file)
--- a/gdb/objfiles.h
+++ b/gdb/objfiles.h
@@ -1,7 +1,7 @@
 /* Definitions for symbol file management in GDB.
 
    Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-   2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
+   2002, 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -383,22 +383,13 @@ struct objfile
 
 /* Defines for the objfile flag word. */
 
-/* When using mapped/remapped predigested gdb symbol information, we need
-   a flag that indicates that we have previously done an initial symbol
-   table read from this particular objfile.  We can't just look for the
-   absence of any of the three symbol tables (msymbols, psymtab, symtab)
-   because if the file has no symbols for example, none of these will
-   exist. */
-
-#define OBJF_SYMS      (1 << 1)        /* Have tried to read symbols */
-
 /* When an object file has its functions reordered (currently Irix-5.2
    shared libraries exhibit this behaviour), we will need an expensive
    algorithm to locate a partial symtab or symtab via an address.
    To avoid this penalty for normal object files, we use this flag,
    whose setting is determined upon symbol table read in.  */
 
-#define OBJF_REORDERED (1 << 2)        /* Functions are reordered */
+#define OBJF_REORDERED (1 << 0)        /* Functions are reordered */
 
 /* Distinguish between an objfile for a shared library and a "vanilla"
    objfile. (If not set, the objfile may still actually be a solib.
@@ -408,11 +399,11 @@ struct objfile
    implementation of the solib interface is responsible for setting
    this flag when noticing solibs used by an inferior.)  */
 
-#define OBJF_SHARED     (1 << 3)       /* From a shared library */
+#define OBJF_SHARED     (1 << 1)       /* From a shared library */
 
 /* User requested that this objfile be read in it's entirety. */
 
-#define OBJF_READNOW   (1 << 4)        /* Immediate full read */
+#define OBJF_READNOW   (1 << 2)        /* Immediate full read */
 
 /* This objfile was created because the user explicitly caused it
    (e.g., used the add-symbol-file command).  This bit offers a way
@@ -421,7 +412,13 @@ struct objfile
    ones that the user explicitly loaded via the add-symbol-file
    command. */
 
-#define OBJF_USERLOADED        (1 << 5)        /* User loaded */
+#define OBJF_USERLOADED        (1 << 3)        /* User loaded */
+
+/* The bfd of this objfile is used outside of the objfile (e.g. by solib).
+   Do not try to free it.  */
+
+#define OBJF_KEEPBFD   (1 << 4)        /* Do not delete bfd */
+
 
 /* The object file that the main symbol table was loaded from (e.g. the
    argument to the "symbol-file" or "file" command).  */
@@ -485,6 +482,8 @@ extern int have_partial_symbols (void);
 
 extern int have_full_symbols (void);
 
+extern void objfiles_changed (void);
+
 /* This operation deletes all objfile entries that represent solibs that
    weren't explicitly loaded by the user, via e.g., the add-symbol-file
    command.
@@ -498,9 +497,6 @@ extern int have_minimal_symbols (void);
 
 extern struct obj_section *find_pc_section (CORE_ADDR pc);
 
-extern struct obj_section *find_pc_sect_section (CORE_ADDR pc,
-                                                asection * section);
-
 extern int in_plt_section (CORE_ADDR, char *);
 
 /* Keep a registry of per-objfile data-pointers required by other GDB
@@ -540,7 +536,7 @@ extern void *objfile_data (struct objfile *objfile,
 /* Traverse all minimal symbols in one objfile.  */
 
 #define        ALL_OBJFILE_MSYMBOLS(objfile, m) \
-    for ((m) = (objfile) -> msymbols; DEPRECATED_SYMBOL_NAME(m) != NULL; (m)++)
+    for ((m) = (objfile) -> msymbols; SYMBOL_LINKAGE_NAME(m) != NULL; (m)++)
 
 /* Traverse all symtabs in all objfiles.  */
 
@@ -595,4 +591,8 @@ extern void *objfile_data (struct objfile *objfile,
    uninitialized section index. */
 #define SECT_OFF_BSS(objfile) (objfile)->sect_index_bss
 
+/* Answer whether there is more than one object file loaded.  */
+
+#define MULTI_OBJFILE_P() (object_files && object_files->next)
+
 #endif /* !defined (OBJFILES_H) */