qemu/scripts/qapi/source.py

68 lines
1.7 KiB
Python

#
# QAPI frontend source file info
#
# Copyright (c) 2019 Red Hat Inc.
#
# Authors:
# Markus Armbruster <armbru@redhat.com>
#
# This work is licensed under the terms of the GNU GPL, version 2.
# See the COPYING file in the top-level directory.
import copy
import sys
class QAPISchemaPragma:
def __init__(self):
# Are documentation comments required?
self.doc_required = False
# Whitelist of commands allowed to return a non-dictionary
self.returns_whitelist = []
# Whitelist of entities allowed to violate case conventions
self.name_case_whitelist = []
class QAPISourceInfo:
def __init__(self, fname, line, parent):
self.fname = fname
self.line = line
self.parent = parent
self.pragma = parent.pragma if parent else QAPISchemaPragma()
self.defn_meta = None
self.defn_name = None
def set_defn(self, meta, name):
self.defn_meta = meta
self.defn_name = name
def next_line(self):
info = copy.copy(self)
info.line += 1
return info
def loc(self):
if self.fname is None:
return sys.argv[0]
ret = self.fname
if self.line is not None:
ret += ':%d' % self.line
return ret
def in_defn(self):
if self.defn_name:
return "%s: In %s '%s':\n" % (self.fname,
self.defn_meta, self.defn_name)
return ''
def include_path(self):
ret = ''
parent = self.parent
while parent:
ret = 'In file included from %s:\n' % parent.loc() + ret
parent = parent.parent
return ret
def __str__(self):
return self.include_path() + self.in_defn() + self.loc()