meson: docs: generate docs timestamp

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Neal Gompa <ngompa13@gmail.com>

2 files changed, 14 insertions, 0 deletions

diff --git a/scripts/meson-timestamp.py b/scripts/meson-timestamp.py
new file mode 100755
index 0000000000..f109cad66e
--- /dev/null
+++ b/scripts/meson-timestamp.py
@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+
+import os
+
+from datetime import datetime, timezone
+
+timestamp = os.environ.get('SOURCE_DATE_EPOCH', None)
+timeformat = '%c %Z'
+
+if timestamp:
+    print(datetime.fromtimestamp(int(timestamp), tz=timezone.utc).strftime(timeformat))
+else:
+    print(datetime.now(tz=timezone.utc).strftime(timeformat))
diff --git a/scripts/meson.build b/scripts/meson.build
index e1ecda2a0c..d1d069847d 100644
--- a/scripts/meson.build
+++ b/scripts/meson.build
@@ -23,6 +23,7 @@ scripts = [
   'meson-install-dirs.py',
   'meson-install-symlink.py',
   'meson-python.sh',
+  'meson-timestamp.py',
   'mock-noinline.py',
   'prohibit-duplicate-header.py',
   'test-wrap-argv.py',