From fa601adc318a268e124080f5f798a8a462c1ccb1 Mon Sep 17 00:00:00 2001
From: Rasmus Andersson <rasmus@notion.se>
Date: Mon, 3 Sep 2018 14:19:38 -0700
Subject: minor tooling refactor

---
 misc/tools/common.py | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 misc/tools/common.py

(limited to 'misc/tools/common.py')

diff --git a/misc/tools/common.py b/misc/tools/common.py
new file mode 100644
index 000000000..c38ef817b
--- /dev/null
+++ b/misc/tools/common.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+from __future__ import print_function
+import sys, os
+from os.path import dirname, abspath, join as pjoin
+import subprocess
+
+# patch PYTHONPATH to include $BASEDIR/build/venv/python/site-packages
+BASEDIR = abspath(pjoin(dirname(__file__), os.pardir, os.pardir))
+VENVDIR = pjoin(BASEDIR, 'build', 'venv')
+sys.path.append(pjoin(VENVDIR, 'lib', 'python', 'site-packages'))
+
+
+_gitHash = None
+def getGitHash():
+  global _gitHash
+  if _gitHash is None:
+    _gitHash = ''
+    try:
+      _gitHash = subprocess.check_output(
+        ['git', '-C', BASEDIR, 'rev-parse', '--short', 'HEAD'],
+        shell=False
+      ).strip()
+    except:
+      pass
+  return _gitHash
+
+
+_version = None
+def getVersion():
+  global _version
+  if _version is None:
+    with open(pjoin(BASEDIR, 'version.txt'), 'r') as f:
+      _version = f.read().strip()
+  return _version
+
+
+# update environment to include $VENVDIR/bin
+os.environ['PATH'] = os.path.join(VENVDIR, 'bin') + ':' + os.environ['PATH']
-- 
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