* src/common.h (transform_symlinks_option): New global.

[chaz/tar] / src / tar.c

diff --git a/src/tar.c b/src/tar.c
index 24279c72f788f4c2d81e652dbf22f2d7b9f191b8..1b9ffce130c2a887dafd4bdfc206289df84188d8 100644 (file)
--- a/src/tar.c
+++ b/src/tar.c
@@ -271,6 +271,7 @@ enum
   IGNORE_FAILED_READ_OPTION,
   INDEX_FILE_OPTION,
   KEEP_NEWER_FILES_OPTION,
+  LZOP_OPTION,
   MODE_OPTION,
   MTIME_OPTION,
   NEWER_MTIME_OPTION,
@@ -286,6 +287,7 @@ enum
   NO_RECURSION_OPTION,
   NO_SAME_OWNER_OPTION,
   NO_SAME_PERMISSIONS_OPTION,
+  NO_TRANSFORM_SYMLINKS_OPTION,
   NO_UNQUOTE_OPTION,
   NO_WILDCARDS_MATCH_SLASH_OPTION,
   NO_WILDCARDS_OPTION,
@@ -320,6 +322,7 @@ enum
   TOTALS_OPTION,
   TO_COMMAND_OPTION,
   TRANSFORM_OPTION,
+  TRANSFORM_SYMLINKS_OPTION,
   UNQUOTE_OPTION,
   USAGE_OPTION,
   USE_COMPRESS_PROGRAM_OPTION,
@@ -607,6 +610,8 @@ static struct argp_option options[] = {
   {"uncompress", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
   {"lzma", 'J', 0, 0,
    N_("filter the archive through lzma"), GRID+1 },
+  {"lzop", LZOP_OPTION, 0, 0,
+   N_("filter the archive through lzop"), GRID+8 },
   {"use-compress-program", USE_COMPRESS_PROGRAM_OPTION, N_("PROG"), 0,
    N_("filter through PROG (must accept -d)"), GRID+1 },
 #undef GRID
@@ -683,6 +688,11 @@ static struct argp_option options[] = {
    GRID+1 },
   {"transform", TRANSFORM_OPTION, N_("EXPRESSION"), 0,
    N_("use sed replace EXPRESSION to transform file names"), GRID+1 },
+  {"xform", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+  {"transform-symlinks", TRANSFORM_SYMLINKS_OPTION, NULL, 0,
+   N_("apply transformations to symlink targets"), GRID+1 },
+  {"no-transform-symlinks", NO_TRANSFORM_SYMLINKS_OPTION, NULL, 0,
+   N_("cancel effect of the previous --transform-symlinks option"), GRID+1 },
 #undef GRID
 
 #define GRID 120
@@ -1405,6 +1415,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
       }
       break;
 
+    case LZOP_OPTION:
+      set_use_compress_program_option ("lzop");
+      break;
+      
     case 'm':
       touch_option = true;
       break;
@@ -1812,6 +1826,8 @@ parse_opt (int key, char *arg, struct argp_state *state)
       /* FIXME: What it is good for? */
       same_permissions_option = true;
       same_order_option = true;
+      WARN ((0, 0, _("The --preserve option is deprecated, "
+                    "use --preserve-permissions --preserve-order instead")));
       break;
 
     case RECORD_SIZE_OPTION:
@@ -1895,6 +1911,14 @@ parse_opt (int key, char *arg, struct argp_state *state)
       set_transform_expr (arg);
       break;
 
+    case TRANSFORM_SYMLINKS_OPTION:
+      transform_symlinks_option = true;
+      break;
+
+    case NO_TRANSFORM_SYMLINKS_OPTION:
+      transform_symlinks_option = false;
+      break;
+      
     case USE_COMPRESS_PROGRAM_OPTION:
       set_use_compress_program_option (arg);
       break;
@@ -2338,6 +2362,10 @@ decode_options (int argc, char **argv)
 
   if (tape_length_option && tape_length_option < record_size)
     USAGE_ERROR ((0, 0, _("Volume length cannot be less than record size")));
+
+  if (same_order_option && listed_incremental_option)
+    USAGE_ERROR ((0, 0, _("--preserve-order is not compatible with "
+                         "--listed-incremental")));
   
   /* Forbid using -c with no input files whatsoever.  Check that `-f -',
      explicit or implied, is used correctly.  */