Changes for compatibility with Slackware installation scripts.

[chaz/tar] / src / tar.c

diff --git a/src/tar.c b/src/tar.c
index 9d20fa0fa142bb40e66cde768dd8afcb38aadde4..6c327f707def2bf3f7109e80bc676f2b10a2f68a 100644 (file)
--- a/src/tar.c
+++ b/src/tar.c
@@ -286,6 +286,7 @@ enum
   IGNORE_COMMAND_ERROR_OPTION,
   IGNORE_FAILED_READ_OPTION,
   INDEX_FILE_OPTION,
+  KEEP_DIRECTORY_SYMLINK_OPTION,
   KEEP_NEWER_FILES_OPTION,
   LEVEL_OPTION,
   LZIP_OPTION,
@@ -337,6 +338,7 @@ enum
   SELINUX_CONTEXT_OPTION,
   SHOW_DEFAULTS_OPTION,
   SHOW_OMITTED_DIRS_OPTION,
+  SHOW_SNAPSHOT_FIELD_RANGES_OPTION,
   SHOW_TRANSFORMED_NAMES_OPTION,
   SKIP_OLD_FILES_OPTION,
   SPARSE_VERSION_OPTION,
@@ -484,6 +486,9 @@ static struct argp_option options[] = {
   {"overwrite-dir", OVERWRITE_DIR_OPTION, 0, 0,
    N_("overwrite metadata of existing directories when extracting (default)"),
    GRID+1 },
+  {"keep-directory-symlink", KEEP_DIRECTORY_SYMLINK_OPTION, 0, 0,
+   N_("preserve existing symlinks to directories when extracting"),
+   GRID+1 },
 #undef GRID
 
 #define GRID 40
@@ -805,6 +810,8 @@ static struct argp_option options[] = {
   {"confirmation", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
   {"show-defaults", SHOW_DEFAULTS_OPTION, 0, 0,
    N_("show tar defaults"), GRID+1 },
+  {"show-snapshot-field-ranges", SHOW_SNAPSHOT_FIELD_RANGES_OPTION, 0, 0,
+   N_("show valid ranges for snapshot-file fields"), GRID+1 },
   {"show-omitted-dirs", SHOW_OMITTED_DIRS_OPTION, 0, 0,
    N_("when listing or extracting, list each directory that does not match search criteria"), GRID+1 },
   {"show-transformed-names", SHOW_TRANSFORMED_NAMES_OPTION, 0, 0,
@@ -967,7 +974,7 @@ set_subcommand_option (enum subcommand subcommand)
   if (subcommand_option != UNKNOWN_SUBCOMMAND
       && subcommand_option != subcommand)
     USAGE_ERROR ((0, 0,
-                 _("You may not specify more than one '-Acdtrux' or '--test-label' option")));
+                 _("You may not specify more than one '-Acdtrux', '--delete' or  '--test-label' option")));
 
   subcommand_option = subcommand;
 }
@@ -1764,6 +1771,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
       ignore_failed_read_option = true;
       break;
 
+    case KEEP_DIRECTORY_SYMLINK_OPTION:
+      keep_directory_symlink_option = true;
+      break;
+      
     case KEEP_NEWER_FILES_OPTION:
       old_files_option = KEEP_NEWER_FILES;
       break;
@@ -1949,6 +1960,11 @@ parse_opt (int key, char *arg, struct argp_state *state)
        exit (0);
       }
 
+    case SHOW_SNAPSHOT_FIELD_RANGES_OPTION:
+      show_snapshot_field_ranges ();
+      close_stdout ();
+      exit (0);
+
     case STRIP_COMPONENTS_OPTION:
       {
        uintmax_t u;