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-rw-r--r--bfd/ChangeLog8
-rw-r--r--bfd/bfd-in2.h1
-rw-r--r--bfd/opncls.c24
3 files changed, 28 insertions, 5 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index f5749a9..78d9326 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2010-10-25 Alan Modra <amodra@gmail.com>
+
+ * opncls.c (_bfd_id_counter): Rename to bfd_id_counter.
+ (bfd_reserved_id_counter, bfd_use_reserved_id): New vars.
+ (_bfd_new_bfd): Use negative id when bfd_use_reserved_id.
+ (bfd_create): Doc fix.
+ * bfd-in2.h: Regenerate.
+
2010-10-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* elfxx-sparc.c (tpoff): Define bed, static_tls_size.
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 4bd47ca..b1228e8 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -964,6 +964,7 @@ extern struct coff_comdat_info *bfd_coff_get_comdat_section
void bfd_init (void);
/* Extracted from opncls.c. */
+extern unsigned int bfd_use_reserved_id;
bfd *bfd_fopen (const char *filename, const char *target,
const char *mode, int fd);
diff --git a/bfd/opncls.c b/bfd/opncls.c
index 79c3274..d6d6452 100644
--- a/bfd/opncls.c
+++ b/bfd/opncls.c
@@ -1,6 +1,6 @@
/* opncls.c -- open and close a BFD.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
Written by Cygnus Support.
@@ -38,9 +38,17 @@
#define S_IXOTH 0001 /* Execute by others. */
#endif
-/* Counter used to initialize the bfd identifier. */
+/* Counters used to initialize the bfd identifier. */
-static unsigned int _bfd_id_counter = 0;
+static unsigned int bfd_id_counter = 0;
+static unsigned int bfd_reserved_id_counter = 0;
+
+/*
+CODE_FRAGMENT
+.{* Set to N to open the next N BFDs using an alternate id space. *}
+.extern unsigned int bfd_use_reserved_id;
+*/
+unsigned int bfd_use_reserved_id = 0;
/* fdopen is a loser -- we should use stdio exclusively. Unfortunately
if we do that we can't use fcntl. */
@@ -56,7 +64,13 @@ _bfd_new_bfd (void)
if (nbfd == NULL)
return NULL;
- nbfd->id = _bfd_id_counter++;
+ if (bfd_use_reserved_id)
+ {
+ nbfd->id = --bfd_reserved_id_counter;
+ --bfd_use_reserved_id;
+ }
+ else
+ nbfd->id = bfd_id_counter++;
nbfd->memory = objalloc_create ();
if (nbfd->memory == NULL)
@@ -753,7 +767,7 @@ SYNOPSIS
DESCRIPTION
Create a new BFD in the manner of <<bfd_openw>>, but without
opening a file. The new BFD takes the target from the target
- used by @var{template}. The format is always set to <<bfd_object>>.
+ used by @var{templ}. The format is always set to <<bfd_object>>.
*/
bfd *