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-rw-r--r--scripts/qapi-commands.py17
-rw-r--r--scripts/qapi-event.py10
-rw-r--r--scripts/qapi-visit.py14
-rw-r--r--scripts/qapi.py12
4 files changed, 20 insertions, 33 deletions
diff --git a/scripts/qapi-commands.py b/scripts/qapi-commands.py
index 267991ed8b..4e99c1de8b 100644
--- a/scripts/qapi-commands.py
+++ b/scripts/qapi-commands.py
@@ -25,17 +25,6 @@ def gen_command_decl(name, arg_type, ret_type):
params=gen_params(arg_type, 'Error **errp'))
-def gen_err_check(err):
- if not err:
- return ''
- return mcgen('''
- if (%(err)s) {
- goto out;
- }
-''',
- err=err)
-
-
def gen_call(name, arg_type, ret_type):
ret = ''
@@ -56,7 +45,7 @@ def gen_call(name, arg_type, ret_type):
''',
c_name=c_name(name), args=argstr, lhs=lhs)
if ret_type:
- ret += gen_err_check('err')
+ ret += gen_err_check()
ret += mcgen('''
qmp_marshal_output_%(c_name)s(retval, ret, &err);
@@ -133,7 +122,7 @@ def gen_marshal_input_visit(arg_type, dealloc=False):
''',
c_name=c_name(memb.name), name=memb.name,
errp=errparg)
- ret += gen_err_check(errarg)
+ ret += gen_err_check(err=errarg)
ret += mcgen('''
if (has_%(c_name)s) {
''',
@@ -144,7 +133,7 @@ def gen_marshal_input_visit(arg_type, dealloc=False):
''',
c_name=c_name(memb.name), name=memb.name,
c_type=memb.type.c_name(), errp=errparg)
- ret += gen_err_check(errarg)
+ ret += gen_err_check(err=errarg)
if memb.optional:
pop_indent()
ret += mcgen('''
diff --git a/scripts/qapi-event.py b/scripts/qapi-event.py
index b5a9d4f364..eaaac05154 100644
--- a/scripts/qapi-event.py
+++ b/scripts/qapi-event.py
@@ -68,12 +68,9 @@ def gen_event_send(name, arg_type):
/* Fake visit, as if all members are under a structure */
visit_start_struct(v, NULL, "", "%(name)s", 0, &err);
- if (err) {
- goto out;
- }
-
''',
name=name)
+ ret += gen_err_check()
for memb in arg_type.members:
if memb.optional:
@@ -91,14 +88,12 @@ def gen_event_send(name, arg_type):
ret += mcgen('''
visit_type_%(c_type)s(v, %(cast)s&%(c_name)s, "%(name)s", &err);
- if (err) {
- goto out;
- }
''',
cast=cast,
c_name=c_name(memb.name),
c_type=memb.type.c_name(),
name=memb.name)
+ ret += gen_err_check()
if memb.optional:
pop_indent()
@@ -107,7 +102,6 @@ def gen_event_send(name, arg_type):
''')
ret += mcgen('''
-
visit_end_struct(v, &err);
if (err) {
goto out;
diff --git a/scripts/qapi-visit.py b/scripts/qapi-visit.py
index 78ad5560d0..bc6911f8fe 100644
--- a/scripts/qapi-visit.py
+++ b/scripts/qapi-visit.py
@@ -81,11 +81,9 @@ static void visit_type_%(c_name)s_fields(Visitor *v, %(c_name)s **obj, Error **e
if base:
ret += mcgen('''
visit_type_implicit_%(c_type)s(v, &(*obj)->%(c_name)s, &err);
- if (err) {
- goto out;
- }
''',
c_type=base.c_name(), c_name=c_name('base'))
+ ret += gen_err_check()
for memb in members:
if memb.optional:
@@ -107,11 +105,7 @@ static void visit_type_%(c_name)s_fields(Visitor *v, %(c_name)s **obj, Error **e
ret += mcgen('''
}
''')
- ret += mcgen('''
- if (err) {
- goto out;
- }
-''')
+ ret += gen_err_check()
if re.search('^ *goto out;', ret, re.MULTILINE):
ret += mcgen('''
@@ -271,11 +265,9 @@ void visit_type_%(c_name)s(Visitor *v, %(c_name)s **obj, const char *name, Error
if base:
ret += mcgen('''
visit_type_%(c_name)s_fields(v, obj, &err);
- if (err) {
- goto out_obj;
- }
''',
c_name=c_name(name))
+ ret += gen_err_check(label='out_obj')
tag_key = variants.tag_member.name
if not variants.tag_name:
diff --git a/scripts/qapi.py b/scripts/qapi.py
index c0728d73e1..62a415ccd9 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -1536,6 +1536,18 @@ def gen_params(arg_type, extra):
ret += sep + extra
return ret
+
+def gen_err_check(err='err', label='out'):
+ if not err:
+ return ''
+ return mcgen('''
+ if (%(err)s) {
+ goto %(label)s;
+ }
+''',
+ err=err, label=label)
+
+
#
# Common command line parsing
#