Re: [PATCH v5 11/23] src: rewrite driver impl checker in Python

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On Mon, Nov 11, 2019 at 02:38:14PM +0000, Daniel P. Berrangé wrote:
As part of an goal to eliminate Perl from libvirt build tools,
rewrite the check-driverimpls.pl tool in Python.

This was a straight conversion, manually going line-by-line to
change the syntax from Perl to Python. Thus the overall structure
of the file and approach is the same.

Signed-off-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>
---
Makefile.am                  |   1 +
scripts/check-driverimpls.py | 102 +++++++++++++++++++++++++++++++++++
src/Makefile.am              |   4 +-
src/check-driverimpls.pl     |  80 ---------------------------
4 files changed, 105 insertions(+), 82 deletions(-)
create mode 100755 scripts/check-driverimpls.py
delete mode 100755 src/check-driverimpls.pl

diff --git a/Makefile.am b/Makefile.am
index 7155ab6ce9..407a664626 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -48,6 +48,7 @@ EXTRA_DIST = \
  scripts/augeas-gentest.py \
  scripts/check-aclperms.py \
  scripts/check-drivername.py \
+  scripts/check-driverimpls.py \
  scripts/check-spacing.py \
  scripts/check-symfile.py \
  scripts/check-symsorting.py \
diff --git a/scripts/check-driverimpls.py b/scripts/check-driverimpls.py
new file mode 100755
index 0000000000..78d53e75a4
--- /dev/null
+++ b/scripts/check-driverimpls.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2013-2019 Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library.  If not, see
+# <http://www.gnu.org/licenses/>.
+#
+
+from __future__ import print_function
+
+import re
+import sys
+
+
+def checkdriverimpls(filename):
+    intable = False
+    mainprefix = None
+
+    errs = False
+    with open(filename, "r") as fh:
+        lineno = 0
+        for line in fh:
+            lineno = lineno + 1
+            if intable:
+                if line.find("}") != -1:
+                    intable = False
+                    mainprefix = None
+                    continue
+
+                m = re.search(r'''\.(\w+)\s*=\s*(\w+),?/''', line)

With the leftover '/' removed:

Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx>

Jano

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