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From 73cd8a69f21978e950706a633d9a25e10fe6ad2d Mon Sep 17 00:00:00 2001
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Message-Id: <73cd8a69f21978e950706a633d9a25e10fe6ad2d.1387369730.git.minovotn@redhat.com>
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In-Reply-To: <091eecc4fa42754760dfff393dabcc2b444e9693.1387369730.git.minovotn@redhat.com>
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References: <091eecc4fa42754760dfff393dabcc2b444e9693.1387369730.git.minovotn@redhat.com>
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From: Markus Armbruster <armbru@redhat.com>
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Date: Tue, 10 Dec 2013 15:29:17 +0100
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Subject: [PATCH 17/21] qapi.py: Fix diagnosing non-objects at a schema's
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 top-level
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RH-Author: Markus Armbruster <armbru@redhat.com>
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Message-id: <1386689361-30281-15-git-send-email-armbru@redhat.com>
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Patchwork-id: 56129
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O-Subject: [PATCH 7.0 qemu-kvm 14/18] qapi.py: Fix diagnosing non-objects at a schema's top-level
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Bugzilla: 997915
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
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RH-Acked-by: Luiz Capitulino <lcapitulino@redhat.com>
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From: Markus Armbruster <armbru@redhat.com>
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Report syntax error instead of crashing.
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Signed-off-by: Markus Armbruster <armbru@redhat.com>
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Reviewed-by: Eric Blake <eblake@redhat.com>
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Message-id: 1374939721-7876-8-git-send-email-armbru@redhat.com
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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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(cherry picked from commit 5f3cd2b717c949f3afb502fb4c81193eb18ce6aa)
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---
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 scripts/qapi.py                               | 10 ++++++----
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 tests/qapi-schema/non-objects.err             |  2 +-
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 tests/qapi-schema/quoted-structural-chars.err |  2 +-
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 3 files changed, 8 insertions(+), 6 deletions(-)
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Signed-off-by: Michal Novotny <minovotn@redhat.com>
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---
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 scripts/qapi.py                               | 10 ++++++----
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 tests/qapi-schema/non-objects.err             |  2 +-
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 tests/qapi-schema/quoted-structural-chars.err |  2 +-
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 3 files changed, 8 insertions(+), 6 deletions(-)
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diff --git a/scripts/qapi.py b/scripts/qapi.py
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index 12fb29a..75fc282 100644
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--- a/scripts/qapi.py
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+++ b/scripts/qapi.py
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@@ -64,7 +64,7 @@ class QAPISchema:
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         self.accept()
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         while self.tok != None:
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-            self.exprs.append(self.get_expr())
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+            self.exprs.append(self.get_expr(False))
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     def accept(self):
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         while True:
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@@ -117,7 +117,7 @@ class QAPISchema:
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             if self.tok != ':':
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                 raise QAPISchemaError(self, 'Expected ":"')
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             self.accept()
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-            expr[key] = self.get_expr()
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+            expr[key] = self.get_expr(True)
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             if self.tok == '}':
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                 self.accept()
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                 return expr
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@@ -135,7 +135,7 @@ class QAPISchema:
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         if not self.tok in [ '{', '[', "'" ]:
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             raise QAPISchemaError(self, 'Expected "{", "[", "]" or string')
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         while True:
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-            expr.append(self.get_expr())
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+            expr.append(self.get_expr(True))
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             if self.tok == ']':
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                 self.accept()
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                 return expr
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@@ -143,7 +143,9 @@ class QAPISchema:
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                 raise QAPISchemaError(self, 'Expected "," or "]"')
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             self.accept()
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-    def get_expr(self):
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+    def get_expr(self, nested):
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+        if self.tok != '{' and not nested:
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+            raise QAPISchemaError(self, 'Expected "{"')
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         if self.tok == '{':
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             self.accept()
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             expr = self.get_members()
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diff --git a/tests/qapi-schema/non-objects.err b/tests/qapi-schema/non-objects.err
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index 48c849d..a6c2dc2 100644
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--- a/tests/qapi-schema/non-objects.err
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+++ b/tests/qapi-schema/non-objects.err
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@@ -1 +1 @@
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-Crashed: <type 'exceptions.attributeerror'="">
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+<stdin>:1:1: Expected "{"
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diff --git a/tests/qapi-schema/quoted-structural-chars.err b/tests/qapi-schema/quoted-structural-chars.err
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index 48c849d..a6c2dc2 100644
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--- a/tests/qapi-schema/quoted-structural-chars.err
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+++ b/tests/qapi-schema/quoted-structural-chars.err
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@@ -1 +1 @@
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-Crashed: <type 'exceptions.attributeerror'="">
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+<stdin>:1:1: Expected "{"
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-- 
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1.7.11.7
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