binutils/bfd/format.c

57 	bfd_boolean bfd_check_format (bfd *abfd, bfd_format format);
60 	Verify if the file attached to the BFD @var{abfd} is compatible
91 bfd_check_format (bfd *abfd, bfd_format format)
93   return bfd_check_format_matches (abfd, format, NULL);
102 	  (bfd *abfd, bfd_format format, char ***matching);
117 bfd_check_format_matches (bfd *abfd, bfd_format format, char ***matching)
126   if (!bfd_read_p (abfd)
127       || (unsigned int) abfd->format >= (unsigned int) bfd_type_end)
133   if (abfd->format != bfd_unknown)
134     return abfd->format == format;
138   save_targ = abfd->xvec;
157   abfd->format = format;
160   if (!abfd->target_defaulted)
162       if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)	/* rewind! */
169       right_targ = BFD_SEND_FMT (abfd, _bfd_check_format, (abfd));
173 	  abfd->xvec = right_targ;	/* Set the target as returned.  */
183 	  if (abfd->direction == both_direction)
184 	    abfd->output_has_begun = TRUE;
203 	  abfd->xvec = save_targ;
204 	  abfd->format = bfd_unknown;
222 	  || (!abfd->target_defaulted && *target == save_targ))
225       abfd->xvec = *target;	/* Change BFD's target temporarily.  */
227       if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
240       temp = BFD_SEND_FMT (abfd, _bfd_check_format, (abfd));
275 	  abfd->xvec = save_targ;
276 	  abfd->format = bfd_unknown;
329       abfd->xvec = right_targ;		/* Change BFD's target permanently.  */
339       if (abfd->direction == both_direction)
340 	abfd->output_has_begun = TRUE;
345   abfd->xvec = save_targ;		/* Restore original target type.  */
346   abfd->format = bfd_unknown;		/* Restore original format.  */
381 	bfd_boolean bfd_set_format (bfd *abfd, bfd_format format);
384 	This function sets the file format of the BFD @var{abfd} to the
391 bfd_set_format (bfd *abfd, bfd_format format)
393   if (bfd_read_p (abfd)
394       || (unsigned int) abfd->format >= (unsigned int) bfd_type_end)
400   if (abfd->format != bfd_unknown)
401     return abfd->format == format;
404   abfd->format = format;
406   if (!BFD_SEND_FMT (abfd, _bfd_set_format, (abfd)))
408       abfd->format = bfd_unknown;