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authorQuincey Koziol <koziol@hdfgroup.org>2006-06-19 02:13:26 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2006-06-19 02:13:26 (GMT)
commitb246f9d5eda4a8de5fb7f0f7fa9b8783db03a1ed (patch)
tree26ecafbdfa72ee83af110a48314999f6831d57a1 /src
parent26e2b6fefbe2bd8bce15d28564f94110a62fefb1 (diff)
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[svn-r12422] Purpose:
Bug fix Description: Don't attempt to merge object header messages when a file is opened read-only. Mark the object header dirty when messages are merged, as well as the particular message affected. Platforms tested: FreeBSD 4.11 (sleipnir) Too minor to require h5committest
Diffstat (limited to 'src')
-rw-r--r--src/H5Ocache.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/H5Ocache.c b/src/H5Ocache.c
index ae98df7..728ac6e 100644
--- a/src/H5Ocache.c
+++ b/src/H5Ocache.c
@@ -255,7 +255,8 @@ H5O_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void UNUSED * _udata1,
continue;
} /* end if */
- if(H5O_NULL_ID == id && oh->nmesgs > 0 &&
+ if((H5F_get_intent(f) & H5F_ACC_RDWR) &&
+ H5O_NULL_ID == id && oh->nmesgs > 0 &&
H5O_NULL_ID == oh->mesg[oh->nmesgs - 1].type->id &&
oh->mesg[oh->nmesgs - 1].chunkno == chunkno) {
/* combine adjacent null messages */
@@ -294,6 +295,10 @@ H5O_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void UNUSED * _udata1,
} /* end for */
} /* end while */
+ /* Mark the object header dirty if we've merged a message */
+ if(merged_null_msgs)
+ oh->cache_info.is_dirty = TRUE;
+
/* 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")