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author | Alan Modra <amodra@gmail.com> | 2010-10-25 06:14:30 +0000 |
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committer | Alan Modra <amodra@gmail.com> | 2010-10-25 06:14:30 +0000 |
commit | fc1cfaa5f1d3c603bac8efb83128747281894b6e (patch) | |
tree | b2014bc2bebdc87d530a1ab4acb9c6fe591289eb /bfd/opncls.c | |
parent | e5940dffc561e32e0fa15b964a33aa3a7477237f (diff) | |
download | gdb-fc1cfaa5f1d3c603bac8efb83128747281894b6e.zip gdb-fc1cfaa5f1d3c603bac8efb83128747281894b6e.tar.gz gdb-fc1cfaa5f1d3c603bac8efb83128747281894b6e.tar.bz2 |
* 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.
Diffstat (limited to 'bfd/opncls.c')
-rw-r--r-- | bfd/opncls.c | 24 |
1 files changed, 19 insertions, 5 deletions
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 * |