From 4bd5352922b192e3442671b2015633720253a3e4 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Mon, 9 Sep 2013 14:28:04 +0200
Subject: [PATCH 13/38] qapi.py: Avoid code duplication

RH-Author: Kevin Wolf <kwolf@redhat.com>
Message-id: <1378736903-18489-14-git-send-email-kwolf@redhat.com>
Patchwork-id: 54200
O-Subject: [RHEL-7.0 qemu-kvm PATCH 13/32] qapi.py: Avoid code duplication
Bugzilla: 1005818
RH-Acked-by: Fam Zheng <famz@redhat.com>
RH-Acked-by: Max Reitz <mreitz@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>

Bugzilla: 1005818

The code that interprets the read JSON expression and appends types to
the respective global variables was duplicated. We can avoid that by
splitting off the part that reads from the file.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
(cherry picked from commit bd9927fee4e63b451b4ef67a4c49729070d8b05d)

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 scripts/qapi.py | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 scripts/qapi.py |   18 +++++++++---------
 1 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/scripts/qapi.py b/scripts/qapi.py
index afc5f32..daedaea 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -72,10 +72,8 @@ def parse(tokens):
 def evaluate(string):
     return parse(map(lambda x: x, tokenize(string)))[0]
 
-def parse_schema(fp):
-    exprs = []
+def get_expr(fp):
     expr = ''
-    expr_eval = None
 
     for line in fp:
         if line.startswith('#') or line == '\n':
@@ -84,18 +82,20 @@ def parse_schema(fp):
         if line.startswith(' '):
             expr += line
         elif expr:
-            expr_eval = evaluate(expr)
-            if expr_eval.has_key('enum'):
-                add_enum(expr_eval['enum'])
-            elif expr_eval.has_key('union'):
-                add_enum('%sKind' % expr_eval['union'])
-            exprs.append(expr_eval)
+            yield expr
             expr = line
         else:
             expr += line
 
     if expr:
+        yield expr
+
+def parse_schema(fp):
+    exprs = []
+
+    for expr in get_expr(fp):
         expr_eval = evaluate(expr)
+
         if expr_eval.has_key('enum'):
             add_enum(expr_eval['enum'])
         elif expr_eval.has_key('union'):
-- 
1.7.1