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authorMarkus Armbruster <armbru@redhat.com>2017-03-15 13:57:06 +0100
committerMarkus Armbruster <armbru@redhat.com>2017-03-16 07:13:02 +0100
commit1d8bda128d2ff1f7e589c90d0ac468b95d260757 (patch)
tree697f7ef26b1d5d4fb2fbfc9022e2c4122fe6e237 /docs
parentaa964b7fdc2b9c6fd0dd530c44563b2a9d891d0f (diff)
qapi: The #optional tag is redundant, drop
We traditionally mark optional members #optional in the doc comment. Before commit 3313b61, this was entirely manual. Commit 3313b61 added some automation because its qapi2texi.py relied on #optional to determine whether a member is optional. This is no longer the case since the previous commit: the only thing qapi2texi.py still does with #optional is stripping it out. We still reject bogus qapi-schema.json and six places for qga/qapi-schema.json. Thus, you can't actually rely on #optional to see whether something is optional. Yet we still make people add it manually. That's just busy-work. Drop the code to check, fix up and strip out #optional, along with all instances of #optional. To keep it out, add code to reject it, to be dropped again once the dust settles. No change to generated documentation. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-Id: <1489582656-31133-18-git-send-email-armbru@redhat.com>
Diffstat (limited to 'docs')
-rw-r--r--docs/qapi-code-gen.txt12
-rw-r--r--docs/writing-qmp-commands.txt4
2 files changed, 7 insertions, 9 deletions
diff --git a/docs/qapi-code-gen.txt b/docs/qapi-code-gen.txt
index 2f67900b4c..52e3874efe 100644
--- a/docs/qapi-code-gen.txt
+++ b/docs/qapi-code-gen.txt
@@ -131,10 +131,8 @@ and optional tagged sections.
FIXME: the parser accepts these things in almost any order.
-Optional arguments / members are tagged with the phrase '#optional',
-often with their default value; and extensions added after the
-expression was first released are also given a '(since x.y.z)'
-comment.
+Extensions added after the expression was first released carry a
+'(since x.y.z)' comment.
A tagged section starts with one of the following words:
"Note:"/"Notes:", "Since:", "Example"/"Examples", "Returns:", "TODO:".
@@ -150,10 +148,10 @@ For example:
#
# Statistics of a virtual block device or a block backing device.
#
-# @device: #optional If the stats are for a virtual block device, the name
+# @device: If the stats are for a virtual block device, the name
# corresponding to the virtual block device.
#
-# @node-name: #optional The node name of the device. (since 2.3)
+# @node-name: The node name of the device. (since 2.3)
#
# ... more members ...
#
@@ -168,7 +166,7 @@ For example:
#
# Query the @BlockStats for all virtual block devices.
#
-# @query-nodes: #optional If true, the command will query all the
+# @query-nodes: If true, the command will query all the
# block nodes ... explain, explain ... (since 2.3)
#
# Returns: A list of @BlockStats for each virtual block devices.
diff --git a/docs/writing-qmp-commands.txt b/docs/writing-qmp-commands.txt
index 44c14db418..1e6375495b 100644
--- a/docs/writing-qmp-commands.txt
+++ b/docs/writing-qmp-commands.txt
@@ -252,7 +252,7 @@ here goes "hello-world"'s new entry for the qapi-schema.json file:
#
# Print a client provided string to the standard output stream.
#
-# @message: #optional string to be printed
+# @message: string to be printed
#
# Returns: Nothing on success.
#
@@ -358,7 +358,7 @@ The best way to return that data is to create a new QAPI type, as shown below:
#
# @clock-name: The alarm clock method's name.
#
-# @next-deadline: #optional The time (in nanoseconds) the next alarm will fire.
+# @next-deadline: The time (in nanoseconds) the next alarm will fire.
#
# Since: 1.0
##