main: we want all setup functions to be in files called xxx-setup.[ch]

Makefile.am

@@ -565,8 +565,8 @@ libsystemd_shared_la_SOURCES = \
 	src/shared/spawn-ask-password-agent.h \
 	src/shared/mount-setup.c \
 	src/shared/mount-setup.h \
-	src/shared/machine-id-util.c \
+	src/shared/machine-id-setup.c \
-	src/shared/machine-id-util.h \
+	src/shared/machine-id-setup.h \
 	src/shared/loopback-setup.h \
 	src/shared/loopback-setup.c \
 	src/shared/specifier.c \
@@ -988,7 +988,7 @@ systemd_tmpfiles_LDADD = \
 
 # ------------------------------------------------------------------------------
 systemd_machine_id_setup_SOURCES = \
-	src/machine-id-setup.c
+	src/machine-id-setup/machine-id-setup-main.c
 
 systemd_machine_id_setup_LDADD = \
 	libsystemd-label.la \

src/core/main.c

@@ -35,14 +35,6 @@
 
 #include "manager.h"
 #include "log.h"
-#include "mount-setup.h"
-#include "hostname-setup.h"
-#include "loopback-setup.h"
-#include "kmod-setup.h"
-#include "locale-setup.h"
-#include "selinux-setup.h"
-#include "ima-setup.h"
-#include "machine-id-util.h"
 #include "load-fragment.h"
 #include "fdset.h"
 #include "special.h"
@@ -56,6 +48,15 @@
 #include "virt.h"
 #include "watchdog.h"
 
+#include "mount-setup.h"
+#include "loopback-setup.h"
+#include "kmod-setup.h"
+#include "hostname-setup.h"
+#include "machine-id-setup.h"
+#include "locale-setup.h"
+#include "selinux-setup.h"
+#include "ima-setup.h"
+
 static enum {
         ACTION_RUN,
         ACTION_HELP,

src/machine-id-setup/machine-id-setup-main.c

@@ -22,7 +22,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 
-#include "machine-id-util.h"
+#include "machine-id-setup.h"
 #include "log.h"
 
 int main(int argc, char *argv[]) {

src/shared/machine-id-setup.c

@@ -29,7 +29,7 @@
 
 #include <systemd/sd-id128.h>
 
-#include "machine-id-util.h"
+#include "machine-id-setup.h"
 #include "macro.h"
 #include "util.h"
 #include "mkdir.h"