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authorRuey-Hsia Li <rli@ncsa.uiuc.edu>1998-08-27 21:44:08 (GMT)
committerRuey-Hsia Li <rli@ncsa.uiuc.edu>1998-08-27 21:44:08 (GMT)
commitd06b3afc6ca0420585d9ca368d65724caf24ffdc (patch)
treef6b00e5bc50be61a3feae98f32016dd1bb45ff12
parent6d223fa00fe4294ba7d1353b4f80772d5e20fa9a (diff)
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[svn-r624] Removed <hardlink>.
Added <nlink>opt to <dataset> and <group>.
-rw-r--r--doc/html/ddl.html33
1 files changed, 16 insertions, 17 deletions
diff --git a/doc/html/ddl.html b/doc/html/ddl.html
index 038bf0d..097f92d 100644
--- a/doc/html/ddl.html
+++ b/doc/html/ddl.html
@@ -31,8 +31,12 @@ of the some symbols used.
&lt;boot_block_content&gt; ::= TBD
-&lt;root_group&gt; ::= group "/" { &lt;group_attribute&gt;* &lt;group_member&gt;* }
-// Attributes and members can be in any order.
+&lt;root_group&gt; ::= group "/" { &lt;nlink&gt;<FONT SIZE=1.7>opt</FONT> &lt;group_attribute&gt;* &lt;group_member&gt;* }
+// nlink must appear before attributes and members.
+
+&lt;nlink&gt;<FONT SIZE=1.7>opt</FONT> ::= { nlink &lt;no_of_hardlinks&gt; }
+
+&lt;no_of_hardlinks&gt; ::= an integer larger than 1
&lt;group_attribute&gt; ::= &lt;attribute&gt;
@@ -57,7 +61,7 @@ of the some symbols used.
&lt;field_name&gt; ::= &lt;identifier&gt;
&lt;dataspace&gt; ::= dataspace { "&lt;dataspace_name&gt;" } |
- dataspace { array &lt;current_dims&gt; &lt;max_dims&gt;} |
+ dataspace { array &lt;current_dims&gt; &lt;max_dims&gt; } |
dataspace { other &lt;ds_definition&gt;+ }
&lt;dataspace_name&gt; ::= &lt;identifier&gt;
@@ -70,19 +74,19 @@ of the some symbols used.
&lt;data&gt; ::= data {TBD}
-&lt;group_member&gt; ::= &lt;named_datatype&gt; | &lt;named_dataspace&gt; | &lt;group&gt; | &lt;dataset&gt; | &lt;link&gt;
+&lt;group_member&gt; ::= &lt;named_datatype&gt; | &lt;named_dataspace&gt; | &lt;group&gt; | &lt;dataset&gt; | &lt;softlink&gt;
&lt;named_datatype&gt; ::= datatype "&lt;datatype_name&gt;" { &lt;dt_definition&gt;+ }
-&lt;named_dataspace&gt; ::= dataspace "&lt;dataspace_name&gt;" {array &lt;current_dims&gt; &lt;max_dims&gt; } |
- dataspace "&lt;dataspace_name&gt;" { other &lt;ds_definition&gt;+ }
+&lt;named_dataspace&gt; ::= dataspace "&lt;dataspace_name&gt;" { array &lt;current_dims&gt; &lt;max_dims&gt; } |
+ dataspace "&lt;dataspace_name&gt;" { other &lt;ds_definition&gt;+ }
-&lt;group&gt; ::= group "&lt;group_name&gt;" { &lt;group_attribute&gt;* &lt;group_member&gt;* }
-// Attributes and members can be in any order.
+&lt;group&gt; ::= group "&lt;group_name&gt;" { &lt;nlink&gt;<FONT SIZE=1.7>opt</FONT> &lt;group_attribute&gt;* &lt;group_member&gt;* }
&lt;group_name&gt; ::= &lt;identifier&gt;
-&lt;dataset&gt; ::= dataset "&lt;dataset_name&gt;" { &lt;datatype&gt;
+&lt;dataset&gt; ::= dataset "&lt;dataset_name&gt;" { &lt;nlink&gt;<FONT SIZE=1.7>opt</FONT>
+ &lt;datatype&gt;
&lt;dataspace&gt;
&lt;storagelayout&gt;<FONT SIZE=1.7>opt</FONT>
&lt;compression&gt;<FONT SIZE=1.7>opt</FONT>
@@ -90,6 +94,7 @@ of the some symbols used.
&lt;data&gt;<FONT SIZE=1.7>opt</FONT> }
// Any order is ok as long as &lt;data&gt; and &lt;dataset_attribute&gt; are
// after &lt;datatype&gt; and &lt;dataspace&gt;.
+// nlink must appear before others.
&lt;dataset_name&gt; ::= &lt;identifier&gt;
@@ -118,18 +123,12 @@ of the some symbols used.
&lt;dataset_attribute&gt; ::= &lt;attribute&gt;
-&lt;link&gt; ::= &lt;hardlink&gt; | &lt;softlink&gt;
-
-&lt;hardlink&gt; ::= hardlink "&lt;hardlink_name&gt;" { linktarget "&lt;target&gt;" }
-
-&lt;hardlink_name&gt; ::= &lt;identifier&gt;
-
-&lt;target&gt; ::= &lt;identifier&gt;
-
&lt;softlink&gt; ::= softlink "&lt;softlink_name&gt;" { linktarget "&lt;target&gt;" }
&lt;softlink_name&gt; ::= &lt;identifier&gt;
+&lt;target&gt; ::= &lt;identifier&gt;
+
&lt;identifier&gt; ::= string
// character "/" should be used with care.
// &lt;dataset_name&gt; cannot contain "/", for example.