Build system: implement REUSE with SPDX identifiers

[lttng-ust.git] / m4 / ae_in_git_repo.m4

diff --git a/m4/ae_in_git_repo.m4 b/m4/ae_in_git_repo.m4
index 2e370fb50d4b54e0a0a6f184a30d41e8bc8f571f..e1b277b038abcd0a2a32bf166f9bedb7f418bbab 100644 (file)
--- a/m4/ae_in_git_repo.m4
+++ b/m4/ae_in_git_repo.m4
@@ -1,13 +1,21 @@
-# SPDX-License-Identifier: MIT
+# SPDX-FileCopyrightText: 2021 Michael Jeanson <mjeanson@efficios.com>
 #
-# Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
+# SPDX-License-Identifier: GPL-2.0-or-later WITH LicenseRef-Autoconf-exception-macro
 #
-# ae_in_git_repo.m4 -- Check if we are building from the git repo
+# SYNOPSIS
+#
+# AE_IF_IN_GIT_REPO(ACTION-IF-TRUE, [ACTION-IF-FALSE])
+#
+# DESCRIPTION
+#
+# Check if we are building from the git repository.
 #
 # The cache variable for this test is `ae_cv_in_git_repo`.
 #
-# AE_IF_IN_GIT_REPO(ACTION-IF-TRUE, [ACTION-IF-FALSE])
 # ---------------------------------------------------------------------------
+
+#serial 2
+
 AC_DEFUN([AE_IF_IN_GIT_REPO], [
   AC_CACHE_VAL([ae_cv_in_git_repo], [