diff options
Diffstat (limited to 'src/H5Ocache.c')
-rw-r--r-- | src/H5Ocache.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/src/H5Ocache.c b/src/H5Ocache.c index 5e12fdc..c507a6a 100644 --- a/src/H5Ocache.c +++ b/src/H5Ocache.c @@ -312,9 +312,10 @@ H5O_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void UNUSED * _udata1, oh->mesg[mesgno].dirty = TRUE; merged_null_msgs++; } else { - /* new message */ - if (oh->nmesgs >= nmesgs) - HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, NULL, "corrupt object header - too many messages"); + /* Check if we need to extend message table to hold the new message */ + if(oh->nmesgs >= oh->alloc_nmesgs) + if(H5O_alloc_msgs(oh, (size_t)1) < 0) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "can't allocate more space for messages") mesgno = oh->nmesgs++; oh->mesg[mesgno].type = H5O_msg_class_g[id]; oh->mesg[mesgno].dirty = FALSE; @@ -346,9 +347,23 @@ H5O_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void UNUSED * _udata1, if(merged_null_msgs) oh->cache_info.is_dirty = TRUE; +/* Don't check for the incorrect # of object header messages bug unless we've + * enabled strict format checking. This allows for older files, created with + * a version of the library that had a bug in tracking the correct # of header + * messages to be read in without the library fussing about things. -QAK + */ +#ifdef H5_STRICT_FORMAT_CHECKS /* Sanity check for the correct # of messages in object header */ if((oh->nmesgs + skipped_msgs + merged_null_msgs) != nmesgs) HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, NULL, "corrupt object header - too few messages") +#else /* H5_STRICT_FORMAT_CHECKS */ + /* Check for incorrect # of messages in object header and if we have write + * access on the file, flag the object header as dirty, so it gets fixed. + */ + if((oh->nmesgs + skipped_msgs + merged_null_msgs) != nmesgs && + (H5F_get_intent(f) & H5F_ACC_RDWR)) + oh->cache_info.is_dirty = TRUE; +#endif /* H5_STRICT_FORMAT_CHECKS */ /* Set return value */ ret_value = oh; |