From 52c50b7299efb2050794ac589902af325156f7c3 Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Fri, 30 Aug 2019 13:57:05 +0200
Subject: add --version flag to executables

---
 src/util.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/util.py')

diff --git a/src/util.py b/src/util.py
index 9941d6f..6ec984a 100644
--- a/src/util.py
+++ b/src/util.py
@@ -145,3 +145,26 @@ def print_license_and_exit():
     print("Copyright (C) 2018-2019 Florian Fischer")
     print("License GPLv3: GNU GPL version 3 <http://gnu.org/licenses/gpl.html>")
     exit(0)
+
+
+def print_version_and_exit():
+    """Print current commit info before exit"""
+    proc = subprocess.run(["git", "rev-parse", "HEAD"],
+                          universal_newlines=True, stdout=subprocess.PIPE)
+
+    if proc.returncode != 0:
+        print_error("git rev-parse failed")
+        exit(1)
+    commit = proc.stdout[:-1]
+
+    proc = subprocess.run(["git", "status", "--porcelain"],
+                          universal_newlines=True, stdout=subprocess.PIPE)
+    
+    if proc.returncode != 0:
+        print_error("git status --porcelain failed")
+        exit(1)
+
+    dirty = "-dirty" if proc.stdout != "" else ""
+    
+    print(f"{commit}{dirty}")
+    exit(0)
-- 
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