X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Ftar.c;h=a034b34cc1b24c8e46c5815dceeddbcdcd3f6997;hb=1689ed43885c8418c29d1365ae3a06450a460830;hp=59cde36ebf6221f64df2ff183d504d672f6995e3;hpb=717a07e208ced8ab10c59e70eada67c1a2e8afa2;p=chaz%2Ftar

diff --git a/src/tar.c b/src/tar.c
index 59cde36..a034b34 100644
--- a/src/tar.c
+++ b/src/tar.c
@@ -319,6 +319,7 @@ enum
   OCCURRENCE_OPTION,
   OLD_ARCHIVE_OPTION,
   ONE_FILE_SYSTEM_OPTION,
+  ONE_TOP_LEVEL_OPTION,
   OVERWRITE_DIR_OPTION,
   OVERWRITE_OPTION,
   OWNER_OPTION,
@@ -489,6 +490,9 @@ static struct argp_option options[] = {
   {"keep-directory-symlink", KEEP_DIRECTORY_SYMLINK_OPTION, 0, 0,
    N_("preserve existing symlinks to directories when extracting"),
    GRID+1 },
+  {"one-top-level", ONE_TOP_LEVEL_OPTION, N_("DIR"), OPTION_ARG_OPTIONAL,
+   N_("create a subdirectory to avoid having loose files extracted"),
+   GRID+1 },
 #undef GRID
 
 #define GRID 40
@@ -1167,6 +1171,9 @@ tar_help_filter (int key, const char *text, void *input)
       s = xasprintf (_("filter the archive through %s"), LZMA_PROGRAM);
       break;
 
+    case LZOP_OPTION:
+      s = xasprintf (_("filter the archive through %s"), LZOP_PROGRAM);
+      
     case 'J':
       s = xasprintf (_("filter the archive through %s"), XZ_PROGRAM);
       break;
@@ -1438,6 +1445,11 @@ parse_opt (int key, char *arg, struct argp_state *state)
       one_file_system_option = true;
       break;
 
+    case ONE_TOP_LEVEL_OPTION:
+      one_top_level_option = true;
+      one_top_level_dir = arg;
+      break;
+
     case 'l':
       check_links_option = 1;
       break;
@@ -2390,6 +2402,9 @@ decode_options (int argc, char **argv)
 		      subcommand_string (subcommand_option)));
     }
 
+  if (one_top_level_option && absolute_names_option)
+    USAGE_ERROR ((0, 0, _("--one-top-level cannot be used with --absolute-names")));
+
   if (archive_names == 0)
     {
       /* If no archive file name given, try TAPE from the environment, or
@@ -2623,6 +2638,8 @@ main (int argc, char **argv)
 
   exit_failure = TAREXIT_FAILURE;
   exit_status = TAREXIT_SUCCESS;
+  error_hook = checkpoint_flush_actions;
+  
   filename_terminator = '\n';
   set_quoting_style (0, DEFAULT_QUOTING_STYLE);