Do not rename tmpfile config but use it directly.

Makefile.am

@@ -3,7 +3,6 @@ SUBDIRS = po tests
 TESTS =
 CLEANFILES =
 DISTCLEAN_TARGETS =
-INSTALL_DATA_HOOKS =
 
 AM_CPPFLAGS = \
 	-include config.h \
@@ -40,7 +39,7 @@ ACLOCAL_AMFLAGS = -I m4
 
 DISTCHECK_CONFIGURE_FLAGS = 	\
 	--enable-python		\
-	--enable-cryptsetup-reencrypt
+	--with-tmpfilesdir=$$dc_install_base/$(systemd_tmpfilesdir)
 
 distclean-local:
 	-find . -name \*~ -o -name \*.orig -o -name \*.rej | xargs rm -f
@@ -48,5 +47,3 @@ distclean-local:
 
 clean-local:
 	-rm -rf docs/doxygen_api_docs
-
-install-data-hook: $(INSTALL_DATA_HOOKS)

configure.ac

@@ -425,7 +425,9 @@ if test x$enable_static_cryptsetup = xyes; then
 	PKG_CONFIG=$saved_PKG_CONFIG
 fi
 
+AC_MSG_CHECKING([for systemd tmpfiles config directory])
 PKG_CHECK_VAR([systemd_tmpfilesdir], [systemd], [tmpfilesdir], [], [systemd_tmpfilesdir=no])
+AC_MSG_RESULT([$systemd_tmpfilesdir])
 
 AC_SUBST([DEVMAPPER_LIBS])
 AC_SUBST([DEVMAPPER_STATIC_LIBS])
@@ -527,7 +529,7 @@ CS_NUM_WITH([verity-hash-block], [hash block size for verity mode], [4096])
 CS_NUM_WITH([verity-salt-size],  [salt size for verity mode], [32])
 CS_NUM_WITH([verity-fec-roots],  [parity bytes for verity FEC], [2])
 
-CS_STR_WITH([tmpfilesdir], [override default path to directory with systemd temporary files], [$systemd_tmpfilesdir])
+CS_STR_WITH([tmpfilesdir], [override default path to directory with systemd temporary files], [])
 test -z "$with_tmpfilesdir" && with_tmpfilesdir=$systemd_tmpfilesdir
 test "x$with_tmpfilesdir" == "xno" || {
 	test "${with_tmpfilesdir:0:1}" = "/" || AC_MSG_ERROR([--with-tmpfilesdir argument must be an absolute path.])
@@ -553,7 +555,7 @@ dnl ==========================================================================
 AC_CONFIG_FILES([ Makefile
 lib/libcryptsetup.pc
 po/Makefile.in
-scripts/cryptsetup_tmpfiles.conf
+scripts/cryptsetup.conf
 tests/Makefile
 ])
 AC_OUTPUT

docs/v2.0.0-RC1-ReleaseNotes

@@ -38,6 +38,9 @@ Changes since version 2.0.0-RC0
   - New --disable-cryptsetup option to disable build of cryptsetup tool.
   - Enable build of cryptsetup-reencrypt by default.
 
+* Install tmpfile.d configuration for locking directory.
+  You can overwrite this using --with-tmpfilesdir configure option.
+
 * Adds limited support for offline reencryption of LUKS2 format.
 
 * Decrease size of testing images (and the whole release archive).
@@ -154,7 +157,7 @@ and for block device by using a specific lock file in /run/lock/cryptsetup.
 
 This directory must be created by distribution (do not rely on internal
 fallback). For systemd-based distribution, you can simply install
-scripts/cryptsetup_tmpfiles.conf into tmpfiles.d directory.
+scripts/cryptsetup.conf into tmpfiles.d directory.
 
 For more details see LUKS2-format.txt and LUKS2-locking.txt in the docs
 directory. (Please note this is just overview, there will be more formal

scripts/Makemodule.am

@@ -1,10 +1,5 @@
-DISTCLEAN_TARGETS += scripts/cryptsetup_tmpfiles.conf
+DISTCLEAN_TARGETS += scripts/cryptsetup.conf
 
 if CRYPTSETUP_TMPFILE
-tmpfilesd_DATA += scripts/cryptsetup_tmpfiles.conf
+tmpfilesd_DATA += scripts/cryptsetup.conf
-
-install-data-hooks-tmpfiles:
-	mv $(DESTDIR)$(tmpfilesddir)/cryptsetup_tmpfiles.conf $(DESTDIR)$(tmpfilesddir)/cryptsetup.conf
-
-INSTALL_DATA_HOOKS += install-data-hooks-tmpfiles
 endif