diff options
Diffstat (limited to 'bfd/opncls.c')
| -rw-r--r-- | bfd/opncls.c | 67 |
1 files changed, 52 insertions, 15 deletions
diff --git a/bfd/opncls.c b/bfd/opncls.c index b02b137889a1..4457a797cf4e 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 + 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. Written by Cygnus Support. @@ -21,8 +21,8 @@ along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "objalloc.h" #include "libbfd.h" #include "libiberty.h" @@ -115,11 +115,35 @@ _bfd_new_bfd_contained_in (bfd *obfd) void _bfd_delete_bfd (bfd *abfd) { - bfd_hash_table_free (&abfd->section_htab); - objalloc_free ((struct objalloc *) abfd->memory); + if (abfd->memory) + { + bfd_hash_table_free (&abfd->section_htab); + objalloc_free ((struct objalloc *) abfd->memory); + } free (abfd); } +/* Free objalloc memory. */ + +bfd_boolean +_bfd_free_cached_info (bfd *abfd) +{ + if (abfd->memory) + { + bfd_hash_table_free (&abfd->section_htab); + objalloc_free ((struct objalloc *) abfd->memory); + + abfd->sections = NULL; + abfd->section_last = NULL; + abfd->outsymbols = NULL; + abfd->tdata.any = NULL; + abfd->usrdata = NULL; + abfd->memory = NULL; + } + + return TRUE; +} + /* SECTION Opening and closing BFDs @@ -360,7 +384,10 @@ SYNOPSIS file_ptr nbytes, file_ptr offset), int (*close) (struct bfd *nbfd, - void *stream)); + void *stream), + int (*stat) (struct bfd *abfd, + void *stream, + struct stat *sb)); DESCRIPTION @@ -387,6 +414,10 @@ DESCRIPTION <<bfd_close>>. @var{close} either succeeds returning 0, or fails returning -1 (setting <<bfd_error>>). + Calls @var{stat} to fill in a stat structure for bfd_stat, + bfd_get_size, and bfd_get_mtime calls. @var{stat} returns 0 + on success, or returns -1 on failure (setting <<bfd_error>>). + If <<bfd_openr_iovec>> returns <<NULL>> then an error has occurred. Possible errors are <<bfd_error_no_memory>>, <<bfd_error_invalid_target>> and <<bfd_error_system_call>>. @@ -399,6 +430,7 @@ struct opncls file_ptr (*pread) (struct bfd *abfd, void *stream, void *buf, file_ptr nbytes, file_ptr offset); int (*close) (struct bfd *abfd, void *stream); + int (*stat) (struct bfd *abfd, void *stream, struct stat *sb); file_ptr where; }; @@ -461,10 +493,15 @@ opncls_bflush (struct bfd *abfd ATTRIBUTE_UNUSED) } static int -opncls_bstat (struct bfd *abfd ATTRIBUTE_UNUSED, struct stat *sb) +opncls_bstat (struct bfd *abfd, struct stat *sb) { + struct opncls *vec = abfd->iostream; + memset (sb, 0, sizeof (*sb)); - return 0; + if (vec->stat == NULL) + return 0; + + return (vec->stat) (abfd, vec->stream, sb); } static const struct bfd_iovec opncls_iovec = { @@ -483,7 +520,10 @@ bfd_openr_iovec (const char *filename, const char *target, file_ptr nbytes, file_ptr offset), int (*close) (struct bfd *nbfd, - void *stream)) + void *stream), + int (*stat) (struct bfd *abfd, + void *stream, + struct stat *sb)) { bfd *nbfd; const bfd_target *target_vec; @@ -515,6 +555,7 @@ bfd_openr_iovec (const char *filename, const char *target, vec->stream = stream; vec->pread = pread; vec->close = close; + vec->stat = stat; nbfd->iovec = &opncls_iovec; nbfd->iostream = vec; @@ -1321,6 +1362,7 @@ bfd_create_gnu_debuglink_section (bfd *abfd, const char *filename) { asection *sect; bfd_size_type debuglink_size; + flagword flags; if (abfd == NULL || filename == NULL) { @@ -1339,16 +1381,11 @@ bfd_create_gnu_debuglink_section (bfd *abfd, const char *filename) return NULL; } - sect = bfd_make_section (abfd, GNU_DEBUGLINK); + flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING; + sect = bfd_make_section_with_flags (abfd, GNU_DEBUGLINK, flags); if (sect == NULL) return NULL; - if (! bfd_set_section_flags (abfd, sect, - SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING)) - /* XXX Should we delete the section from the bfd ? */ - return NULL; - - debuglink_size = strlen (filename) + 1; debuglink_size += 3; debuglink_size &= ~3; |