bfd *
bfd_openstreamr (const char *filename, const char *target, void *streamarg)
{
FILE *stream = streamarg;
bfd *nbfd;
const bfd_target *target_vec;
nbfd = _bfd_new_bfd ();
if (nbfd == NULL)
return NULL;
target_vec = bfd_find_target (target, nbfd);
if (target_vec == NULL)
{
_bfd_delete_bfd (nbfd);
return NULL;
}
nbfd->iostream = stream;
nbfd->filename = filename;
nbfd->direction = read_direction;
if (! bfd_cache_init (nbfd))
{
_bfd_delete_bfd (nbfd);
return NULL;
}
return nbfd;
}
bfd *
bfd_openstreamr (const char *filename, const char *target, void *streamarg)
{
FILE *stream = (FILE *) streamarg;
bfd *nbfd;
const bfd_target *target_vec;
nbfd = _bfd_new_bfd ();
if (nbfd == NULL)
return NULL;
target_vec = bfd_find_target (target, nbfd);
if (target_vec == NULL)
{
_bfd_delete_bfd (nbfd);
return NULL;
}
nbfd->iostream = stream;
/* PR 11983: Do not cache the original filename, but
rather make a copy - the original might go away. */
nbfd->filename = xstrdup (filename);
nbfd->direction = read_direction;
if (! bfd_cache_init (nbfd))
{
_bfd_delete_bfd (nbfd);
return NULL;
}
return nbfd;
}
bfd *
bfd_fopen (const char *filename, const char *target, const char *mode, int fd)
{
bfd *nbfd;
const bfd_target *target_vec;
nbfd = _bfd_new_bfd ();
if (nbfd == NULL)
return NULL;
target_vec = bfd_find_target (target, nbfd);
if (target_vec == NULL)
{
_bfd_delete_bfd (nbfd);
return NULL;
}
#ifdef HAVE_FDOPEN
if (fd != -1)
nbfd->iostream = fdopen (fd, mode);
else
#endif
nbfd->iostream = real_fopen (filename, mode);
if (nbfd->iostream == NULL)
{
bfd_set_error (bfd_error_system_call);
_bfd_delete_bfd (nbfd);
return NULL;
}
/* OK, put everything where it belongs. */
nbfd->filename = filename;
/* Figure out whether the user is opening the file for reading,
writing, or both, by looking at the MODE argument. */
if ((mode[0] == 'r' || mode[0] == 'w' || mode[0] == 'a')
&& mode[1] == '+')
nbfd->direction = both_direction;
else if (mode[0] == 'r')
nbfd->direction = read_direction;
else
nbfd->direction = write_direction;
if (! bfd_cache_init (nbfd))
{
_bfd_delete_bfd (nbfd);
return NULL;
}
nbfd->opened_once = TRUE;
/* If we opened the file by name, mark it cacheable; we can close it
and reopen it later. However, if a file descriptor was provided,
then it may have been opened with special flags that make it
unsafe to close and reopen the file. */
if (fd == -1)
bfd_set_cacheable (nbfd, TRUE);
return nbfd;
}
bfd *
_bfd_new_bfd_contained_in (bfd *obfd)
{
bfd *nbfd;
nbfd = _bfd_new_bfd ();
if (nbfd == NULL)
return NULL;
nbfd->xvec = obfd->xvec;
nbfd->iovec = obfd->iovec;
nbfd->my_archive = obfd;
nbfd->direction = read_direction;
nbfd->target_defaulted = obfd->target_defaulted;
return nbfd;
}
bfd *
_bfd_new_bfd_contained_in (bfd *obfd)
{
bfd *nbfd;
nbfd = _bfd_new_bfd ();
if (nbfd == NULL)
return NULL;
nbfd->xvec = obfd->xvec;
nbfd->iovec = obfd->iovec;
if (obfd->iovec == &opncls_iovec)
nbfd->iostream = obfd->iostream;
nbfd->my_archive = obfd;
nbfd->direction = read_direction;
nbfd->target_defaulted = obfd->target_defaulted;
nbfd->lto_output = obfd->lto_output;
nbfd->no_export = obfd->no_export;
return nbfd;
}