From: Ole Troan <ot@cisco.com>
Date: Thu, 20 Jun 2019 12:06:07 +0000 (+0200)
Subject: vppapigen: allow negative number in NUM token
X-Git-Tag: v20.01-rc0~358
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=2a688c0120274c075f960feffa74e825b55e78d0;p=vpp.git

vppapigen: allow negative number in NUM token

Change-Id: I964cb44f8604187390009dcef7dd766b3804c3ca
Type: make
Signed-off-by: Ole Troan <ot@cisco.com>
---

diff --git a/src/tools/vppapigen/vppapigen.py b/src/tools/vppapigen/vppapigen.py
index 576fa548424..9c6b21ed48d 100755
--- a/src/tools/vppapigen/vppapigen.py
+++ b/src/tools/vppapigen/vppapigen.py
@@ -77,7 +77,7 @@ class VPPAPILexer(object):
     t_ignore_LINE_COMMENT = '//.*'
 
     def t_NUM(self, t):
-        r'0[xX][0-9a-fA-F]+|\d+'
+        r'0[xX][0-9a-fA-F]+|-?\d+'
         base = 16 if t.value.startswith('0x') else 10
         t.value = int(t.value, base)
         return t