Add a pragma that allows to tag the following expressions with a unit
name. By default, an expression has no unit name.
Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
---
scripts/qapi.py | 9 ++++++++-
docs/devel/qapi-code-gen.txt | 3 +++
2 files changed, 11 insertions(+), 1 deletion(-)
diff --git a/scripts/qapi.py b/scripts/qapi.py
index eb4ffdc06d..1d0defd638 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -279,10 +279,12 @@ class QAPISchemaParser(object):
self.docs = []
self.cur_doc = None
self.accept()
+ self.unit = None
while self.tok is not None:
info = {'file': fname, 'line': self.line,
- 'parent': self.incl_info}
+ 'parent': self.incl_info,
+ 'unit': self.unit}
if self.tok == '#':
self.reject_expr_doc()
self.cur_doc = self.get_doc(info)
@@ -371,6 +373,11 @@ class QAPISchemaParser(object):
"Pragma name-case-whitelist must be"
" a list of strings")
name_case_whitelist = value
+ elif name == 'unit':
+ if not isinstance(value, str):
+ raise QAPISemError(info,
+ "Pragma 'unit' must be string")
+ self.unit = value
else:
raise QAPISemError(info, "Unknown pragma '%s'" % name)
diff --git a/docs/devel/qapi-code-gen.txt b/docs/devel/qapi-code-gen.txt
index 24fc6f74ee..37a27cd9d7 100644
--- a/docs/devel/qapi-code-gen.txt
+++ b/docs/devel/qapi-code-gen.txt
@@ -326,6 +326,9 @@ violate the rules on permitted return types. Default is
none.
Pragma 'name-case-whitelist' takes a list of names that may violate
rules on use of upper- vs. lower-case letters. Default is none.
+Pragma 'unit' takes a string value. It will set the unit name for the
+following expressions in the schema. Most code generator can filter
+based on a unit name. Default is none.
=== Struct types ===
--
2.14.1.146.gd35faa819
