Merge pull request #17297 from keszybz/tmpfiles-sysusers-disable-standalone-image

tmpfiles,sysusers: disable --image= support in standalone versions

meson.build

@@ -3094,6 +3094,7 @@ if enable_sysusers
                         'systemd-sysusers.standalone',
                         'src/sysusers/sysusers.c',
                         include_directories : includes,
+                        c_args : '-DSTANDALONE',
                         link_with : [libshared_static,
                                      libbasic,
                                      libbasic_gcrypt,
@@ -3136,6 +3137,7 @@ if conf.get('ENABLE_TMPFILES') == 1
                         'systemd-tmpfiles.standalone',
                         systemd_tmpfiles_sources,
                         include_directories : includes,
+                        c_args : '-DSTANDALONE',
                         link_with : [libshared_static,
                                      libbasic,
                                      libbasic_gcrypt,

src/sysusers/sysusers.c

@@ -1825,10 +1825,15 @@ static int parse_argv(int argc, char *argv[]) {
                         break;
 
                 case ARG_IMAGE:
+#ifdef STANDALONE
+                        return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
+                                               "This systemd-sysusers version is compiled without support for --image=.");
+#else
                         r = parse_path_argument_and_warn(optarg, /* suppress_root= */ false, &arg_image);
                         if (r < 0)
                                 return r;
                         break;
+#endif
 
                 case ARG_REPLACE:
                         if (!path_is_absolute(optarg) ||
@@ -1916,9 +1921,11 @@ static int read_config_files(char **args) {
 }
 
 static int run(int argc, char *argv[]) {
+#ifndef STANDALONE
         _cleanup_(loop_device_unrefp) LoopDevice *loop_device = NULL;
         _cleanup_(decrypted_image_unrefp) DecryptedImage *decrypted_image = NULL;
         _cleanup_(umount_and_rmdir_and_freep) char *unlink_dir = NULL;
+#endif
         _cleanup_close_ int lock = -1;
         Item *i;
         int r;
@@ -1938,6 +1945,7 @@ static int run(int argc, char *argv[]) {
         if (r < 0)
                 return r;
 
+#ifndef STANDALONE
         if (arg_image) {
                 assert(!arg_root);
 
@@ -1954,6 +1962,9 @@ static int run(int argc, char *argv[]) {
                 if (!arg_root)
                         return log_oom();
         }
+#else
+        assert(!arg_image);
+#endif
 
         /* If command line arguments are specified along with --replace, read all
          * configuration files and insert the positional arguments at the specified

src/tmpfiles/tmpfiles.c

@@ -3105,11 +3105,15 @@ static int parse_argv(int argc, char *argv[]) {
                         break;
 
                 case ARG_IMAGE:
+#ifdef STANDALONE
+                        return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
+                                               "This systemd-tmpfiles version is compiled without support for --image=.");
+#else
                         r = parse_path_argument_and_warn(optarg, /* suppress_root= */ false, &arg_image);
                         if (r < 0)
                                 return r;
-
-                        /* Imply -E here since it makes little sense to create files persistently in the /run mointpoint of a disk image */
+#endif
+                        /* Imply -E here since it makes little sense to create files persistently in the /run mountpoint of a disk image */
                         _fallthrough_;
 
                 case 'E':
@@ -3331,9 +3335,11 @@ DEFINE_PRIVATE_HASH_OPS_WITH_VALUE_DESTRUCTOR(item_array_hash_ops, char, string_
                                               ItemArray, item_array_free);
 
 static int run(int argc, char *argv[]) {
+#ifndef STANDALONE
         _cleanup_(loop_device_unrefp) LoopDevice *loop_device = NULL;
         _cleanup_(decrypted_image_unrefp) DecryptedImage *decrypted_image = NULL;
         _cleanup_(umount_and_rmdir_and_freep) char *unlink_dir = NULL;
+#endif
         _cleanup_strv_free_ char **config_dirs = NULL;
         bool invalid_config = false;
         ItemArray *a;
@@ -3393,6 +3399,7 @@ static int run(int argc, char *argv[]) {
         if (r < 0)
                 return r;
 
+#ifndef STANDALONE
         if (arg_image) {
                 assert(!arg_root);
 
@@ -3409,6 +3416,9 @@ static int run(int argc, char *argv[]) {
                 if (!arg_root)
                         return log_oom();
         }
+#else
+        assert(!arg_image);
+#endif
 
         items = ordered_hashmap_new(&item_array_hash_ops);
         globs = ordered_hashmap_new(&item_array_hash_ops);