Merge pull request #31411 from poettering/build-path

userdbd,homed,importd,sysupdate,pid1: make it easier to run daemons that have callouts from build dir

src/test/meson.build

@@ -51,6 +51,7 @@ simple_tests += files(
         'test-bitmap.c',
         'test-blockdev-util.c',
         'test-bootspec.c',
+        'test-build-path.c',
         'test-bus-util.c',
         'test-calendarspec.c',
         'test-cgroup-setup.c',

src/test/test-build-path.c

@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "build-path.h"
+#include "log.h"
+#include "string-util.h"
+
+int main(int argc, char* argv[]) {
+        _cleanup_free_ char *p = NULL;
+        int r;
+
+        r = get_build_exec_dir(&p);
+        if (r == -ENOEXEC)
+                log_info("Not run from build dir.");
+        else if (r < 0)
+                log_error_errno(r, "Failed to find build dir: %m");
+        else
+                log_info("%s", strna(p));
+
+        return 0;
+}