Including it in common.py creates a circular import dependency; schema
relies on common, but common.build_params requires a type annotation
from schema. To type this properly, it needs to be moved outside the
cycle.
Signed-off-by: John Snow
---
scripts/qapi/commands.py | 8 ++--
scripts/qapi/common.py | 23 ---
scripts/qapi/events.py | 7 +--
scripts/qapi/gen.py | 34 --
4 files changed, 43 insertions(+), 29 deletions(-)
diff --git a/scripts/qapi/commands.py b/scripts/qapi/commands.py
index d9cda3b209..9b3f24b8ed 100644
--- a/scripts/qapi/commands.py
+++ b/scripts/qapi/commands.py
@@ -14,11 +14,15 @@
"""
from .common import (
-build_params,
c_name,
mcgen,
)
-from .gen import QAPIGenCCode, QAPISchemaModularCVisitor, ifcontext
+from .gen import (
+QAPIGenCCode,
+QAPISchemaModularCVisitor,
+build_params,
+ifcontext,
+)
def gen_command_decl(name, arg_type, boxed, ret_type):
diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py
index 730283722a..50c3d36e27 100644
--- a/scripts/qapi/common.py
+++ b/scripts/qapi/common.py
@@ -209,26 +209,3 @@ def gen_endif(ifcond: Sequence[str]) -> str:
#endif /* %(cond)s */
''', cond=ifc)
return ret
-
-
-def build_params(arg_type,
- boxed: bool,
- extra: Optional[str] = None) -> str:
-ret = ''
-sep = ''
-if boxed:
-assert arg_type
-ret += '%s arg' % arg_type.c_param_type()
-sep = ', '
-elif arg_type:
-assert not arg_type.variants
-for memb in arg_type.members:
-ret += sep
-sep = ', '
-if memb.optional:
-ret += 'bool has_%s, ' % c_name(memb.name)
-ret += '%s %s' % (memb.type.c_param_type(),
- c_name(memb.name))
-if extra:
-ret += sep + extra
-return ret if ret else 'void'
diff --git a/scripts/qapi/events.py b/scripts/qapi/events.py
index 6b3afa14d7..69a0ac5471 100644
--- a/scripts/qapi/events.py
+++ b/scripts/qapi/events.py
@@ -13,12 +13,15 @@
"""
from .common import (
-build_params,
c_enum_const,
c_name,
mcgen,
)
-from .gen import QAPISchemaModularCVisitor, ifcontext
+from .gen import (
+QAPISchemaModularCVisitor,
+build_params,
+ifcontext,
+)
from .schema import QAPISchemaEnumMember
from .types import gen_enum, gen_enum_lookup
diff --git a/scripts/qapi/gen.py b/scripts/qapi/gen.py
index 11472ba043..9898d513ae 100644
--- a/scripts/qapi/gen.py
+++ b/scripts/qapi/gen.py
@@ -2,9 +2,11 @@
#
# QAPI code generation
#
-# Copyright (c) 2018-2019 Red Hat Inc.
+# Copyright IBM, Corp. 2011
+# Copyright (c) 2013-2019 Red Hat Inc.
#
# Authors:
+# Anthony Liguori
# Markus Armbruster
# Marc-André Lureau
#
@@ -15,16 +17,21 @@
import errno
import os
import re
+from typing import Optional
from .common import (
c_fname,
+c_name,
gen_endif,
gen_if,
guardend,
guardstart,
mcgen,
)
-from .schema import QAPISchemaVisitor
+from .schema import (
+QAPISchemaObjectType,
+QAPISchemaVisitor,
+)
class QAPIGen:
@@ -90,6 +97,29 @@ def _wrap_ifcond(ifcond, before, after):
return out
+def build_params(arg_type: Optional[QAPISchemaObjectType],
+ boxed: bool,
+ extra: Optional[str] = None) -> str:
+ret = ''
+sep = ''
+if boxed:
+assert arg_type
+ret += '%s arg' % arg_type.c_param_type()
+sep = ', '
+elif arg_type:
+assert not arg_type.variants
+for memb in arg_type.members:
+ret += sep
+sep = ', '
+if memb.optional:
+ret += 'bool has_%s, ' % c_name(memb.name)
+ret += '%s %s' % (memb.type.c_param_type(),
+ c_name(memb.name))
+if extra:
+ret += sep + extra
+return ret if ret else 'void'
+
+
class QAPIGenCCode(QAPIGen):
def __init__(self, fname):
--
2.26.2