* symtab.h (current_objfile): Don't declare.

	* objfiles.h (current_objfile): Don't declare.
	* objfiles.c (current_objfile): Remove.
	* mdebugread.c (current_objfile): New file-scope global.
	* dbxread.c (current_objfile): New file-scope global.
	* coffread.c (current_objfile): New file-scope global.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 25f39a1..c53b7e2 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,12 @@
+2011-06-14  Tom Tromey  <tromey@redhat.com>
+
+       * symtab.h (current_objfile): Don't declare.
+       * objfiles.h (current_objfile): Don't declare.
+       * objfiles.c (current_objfile): Remove.
+       * mdebugread.c (current_objfile): New file-scope global.
+       * dbxread.c (current_objfile): New file-scope global.
+       * coffread.c (current_objfile): New file-scope global.
+
 2011-06-13  Pedro Alves  <pedro@codesourcery.com>
 
        * top.h (line): Rename to ...

diff --git a/gdb/coffread.c b/gdb/coffread.c
index 16fd58f..dff4010 100644 (file)
--- a/gdb/coffread.c
+++ b/gdb/coffread.c
@@ -49,6 +49,10 @@
 
 extern void _initialize_coffread (void);
 
+/* The objfile we are currently reading.  */
+
+static struct objfile *current_objfile;
+
 struct coff_symfile_info
   {
     file_ptr min_lineno_offset;        /* Where in file lowest line#s are.  */

diff --git a/gdb/dbxread.c b/gdb/dbxread.c
index 51ddd9d..5b57507 100644 (file)
--- a/gdb/dbxread.c
+++ b/gdb/dbxread.c
@@ -1,6 +1,6 @@
 /* Read dbx symbol tables and convert to internal format, for GDB.
    Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
-   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009, 2010.
+   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009, 2010, 2011.
    Free Software Foundation, Inc.
 
    This file is part of GDB.
@@ -105,6 +105,10 @@ struct symloc
 #define FILE_STRING_OFFSET(p) (SYMLOC(p)->file_string_offset)
 \f
 
+/* The objfile we are currently reading.  */
+
+static struct objfile *current_objfile;
+
 /* Remember what we deduced to be the source language of this psymtab.  */
 
 static enum language psymtab_language = language_unknown;

diff --git a/gdb/mdebugread.c b/gdb/mdebugread.c
index ae77ebd..465ee2d 100644 (file)
--- a/gdb/mdebugread.c
+++ b/gdb/mdebugread.c
@@ -78,6 +78,11 @@ extern void _initialize_mdebugread (void);
    case the symbol's ELF section could not be represented in ECOFF.  */
 #define ECOFF_IN_ELF(bfd) (bfd_get_flavour (bfd) == bfd_target_elf_flavour \
                           && bfd_get_section_by_name (bfd, ".mdebug") != NULL)
+
+/* The objfile we are currently reading.  */
+
+static struct objfile *current_objfile;
+
 \f
 
 /* We put a pointer to this structure in the read_symtab_private field

diff --git a/gdb/objfiles.c b/gdb/objfiles.c
index 151588b..34d6422 100644 (file)
--- a/gdb/objfiles.c
+++ b/gdb/objfiles.c
@@ -64,7 +64,6 @@ static void objfile_free_data (struct objfile *objfile);
 /* Externally visible variables that are owned by this module.
    See declarations in objfile.h for more info.  */
 
-struct objfile *current_objfile;       /* For symbol file being read in */
 struct objfile *rt_common_objfile;     /* For runtime common symbols */
 
 struct objfile_pspace_info

diff --git a/gdb/objfiles.h b/gdb/objfiles.h
index 6a9a2fd..bb28dc1 100644 (file)
--- a/gdb/objfiles.h
+++ b/gdb/objfiles.h
@@ -439,21 +439,6 @@ struct objfile
 
 extern struct objfile *rt_common_objfile;
 
-/* When we need to allocate a new type, we need to know which objfile_obstack
-   to allocate the type on, since there is one for each objfile.  The places
-   where types are allocated are deeply buried in function call hierarchies
-   which know nothing about objfiles, so rather than trying to pass a
-   particular objfile down to them, we just do an end run around them and
-   set current_objfile to be whatever objfile we expect to be using at the
-   time types are being allocated.  For instance, when we start reading
-   symbols for a particular objfile, we set current_objfile to point to that
-   objfile, and when we are done, we set it back to NULL, to ensure that we
-   never put a type someplace other than where we are expecting to put it.
-   FIXME:  Maybe we should review the entire type handling system and
-   see if there is a better way to avoid this problem.  */
-
-extern struct objfile *current_objfile;
-
 /* Declarations for functions defined in objfiles.c */
 
 extern struct objfile *allocate_objfile (bfd *, int);

diff --git a/gdb/symtab.h b/gdb/symtab.h
index 12f52a2..c4319a7 100644 (file)
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -847,10 +847,6 @@ struct symtab
 
 /* External variables and functions for the objects described above.  */
 
-/* See the comment in symfile.c about how current_objfile is used.  */
-
-extern struct objfile *current_objfile;
-
 /* True if we are nested inside psymtab_to_symtab.  */
 
 extern int currently_reading_symtab;