1 files changed, 41 insertions, 0 deletions
diff --git a/packaging/RPMS/Fedora/scripts/compare-rpm-versions.py b/packaging/RPMS/Fedora/scripts/compare-rpm-versions.py
new file mode 100755
index 0000000000..874af0281b
--- /dev/null
+++ b/packaging/RPMS/Fedora/scripts/compare-rpm-versions.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python2
+
+import os.path
+import rpm
+import sys
+
+if len(sys.argv) != 3:
+    print('Syntax: %s <version a> <version b>' % (os.path.basename(sys.argv[0])))
+    sys.exit(64)
+
+a = sys.argv[1]
+b = sys.argv[2]
+
+def parse_rpm_version(v):
+    splitted = v.split(':', 1)
+    try:
+        epoch = splitted[0]
+        v = splitted[1]
+    except IndexError:
+        epoch = '0'
+
+    splitted = v.split('-', 1)
+    version = splitted[0]
+    try:
+        release = splitted[1]
+    except IndexError:
+        release = ''
+
+    return (epoch, version, release)
+
+a_parsed = parse_rpm_version(a)
+b_parsed = parse_rpm_version(b)
+
+vc = rpm.labelCompare(a_parsed, b_parsed)
+
+if vc > 0:
+    print('%s < %s' % (b, a))
+elif vc == 0:
+    print('%s = %s' % (a, b))
+elif vc < 0:
+    print('%s < %s' % (a, b))