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binutils-gdb
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* rs6000-nat.c (add_vmap): Rewrite archive loop. Fix reference 

counting.
	* exec.c (exec_close_1): Unconditionally release vmap's BFD.
	(map_vmap): Acquire a reference to the BFD.
This commit is contained in:
Tom Tromey 2012-07-23 18:54:26 +00:00
parent 6c18f3e0f4
commit da1cc82f30
3 changed files with 25 additions and 8 deletions
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7
gdb/ChangeLog
View File

@ -1,3 +1,10 @@
2012-07-23 Tom Tromey <tromey@redhat.com>
* rs6000-nat.c (add_vmap): Rewrite archive loop. Fix reference
counting.
* exec.c (exec_close_1): Unconditionally release vmap's BFD.
(map_vmap): Acquire a reference to the BFD.
2012-07-23 Siddhesh Poyarekar <siddhesh@redhat.com>
* p-valprint.c (pascal_object_print_value): Replace potentially

8
gdb/exec.c
View File

@ -127,16 +127,13 @@ exec_close_1 (int quitting)
vp = nxt;
nxt = vp->nxt;
/* if there is an objfile associated with this bfd,
free_objfile() will do proper cleanup of objfile *and* bfd. */
if (vp->objfile)
{
free_objfile (vp->objfile);
need_symtab_cleanup = 1;
}
else if (vp->bfd != exec_bfd)
gdb_bfd_unref (vp->bfd);
gdb_bfd_unref (vp->bfd);
xfree (vp);
}
@ -548,6 +545,7 @@ map_vmap (bfd *abfd, bfd *arch)
memset ((char *) vp, '\0', sizeof (*vp));
vp->nxt = 0;
vp->bfd = abfd;
gdb_bfd_ref (abfd);
vp->name = bfd_get_filename (arch ? arch : abfd);
vp->member = arch ? bfd_get_filename (abfd) : "";

18
gdb/rs6000-nat.c
View File

@ -765,12 +765,16 @@ add_vmap (LdInfo *ldi)
else if (bfd_check_format (abfd, bfd_archive))
{
last = 0;
/* FIXME??? am I tossing BFDs? bfd? */
while ((last = gdb_bfd_openr_next_archived_file (abfd, last)))
last = gdb_bfd_openr_next_archived_file (abfd, NULL);
while (last != NULL)
{
bfd *next;
if (strcmp (mem, last->filename) == 0)
break;
next = gdb_bfd_openr_next_archived_file (abfd, last);
gdb_bfd_unref (last);
}
if (!last)
@ -790,6 +794,9 @@ add_vmap (LdInfo *ldi)
}
vp = map_vmap (last, abfd);
/* map_vmap acquired a reference to LAST, so we can release
ours. */
gdb_bfd_unref (last);
}
else
{
@ -804,6 +811,11 @@ add_vmap (LdInfo *ldi)
/* Always add symbols for the main objfile. */
if (vp == vmap || auto_solib_add)
vmap_add_symbols (vp);
/* Anything needing a reference to ABFD has already acquired it, so
release our local reference. */
gdb_bfd_unref (abfd);
return vp;
}