X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Ftar.c;h=67bb0be7816eed29dabfea111e8f33aa2f79c24f;hb=c1b55e02b1f12f835ac17ae58b50d440df663f7f;hp=3ee9ff6ee4690c51718efb8b3baf26bf014d233b;hpb=79ce0e67892a9a3c0919e823cfca5cb60472a247;p=chaz%2Ftar

diff --git a/src/tar.c b/src/tar.c
index 3ee9ff6..67bb0be 100644
--- a/src/tar.c
+++ b/src/tar.c
@@ -271,11 +271,11 @@ enum
   IGNORE_FAILED_READ_OPTION,
   INDEX_FILE_OPTION,
   KEEP_NEWER_FILES_OPTION,
-  LZMA_OPTION,
   MODE_OPTION,
   MTIME_OPTION,
   NEWER_MTIME_OPTION,
   NO_ANCHORED_OPTION,
+  NO_AUTO_COMPRESS_OPTION,
   NO_CHECK_DEVICE_OPTION,
   NO_DELAY_DIRECTORY_RESTORE_OPTION,
   NO_IGNORE_CASE_OPTION,
@@ -350,7 +350,7 @@ The version control may be set with --backup or VERSION_CONTROL, values are:\n\n
 
 /* NOTE:
 
-   Available option letters are DEIJQY and eqy. Consider the following
+   Available option letters are DEIQY and eqy. Consider the following
    assignments:
 
    [For Solaris tar compatibility =/= Is it important at all?]
@@ -592,6 +592,9 @@ static struct argp_option options[] = {
    N_("Compression options:"), GRID },
   {"auto-compress", 'a', 0, 0,
    N_("use archive suffix to determine the compression program"), GRID+1 },
+  {"no-auto-compress", NO_AUTO_COMPRESS_OPTION, 0, 0,
+   N_("do not use use archive suffix to determine the compression program"),
+   GRID+1 },
   {"bzip2", 'j', 0, 0,
    N_("filter the archive through bzip2"), GRID+1 },
   {"gzip", 'z', 0, 0,
@@ -601,7 +604,7 @@ static struct argp_option options[] = {
   {"compress", 'Z', 0, 0,
    N_("filter the archive through compress"), GRID+1 },
   {"uncompress", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
-  {"lzma", LZMA_OPTION, 0, 0,
+  {"lzma", 'J', 0, 0,
    N_("filter the archive through lzma"), GRID+1 },
   {"use-compress-program", USE_COMPRESS_PROGRAM_OPTION, N_("PROG"), 0,
    N_("filter through PROG (must accept -d)"), GRID+1 },
@@ -1039,6 +1042,9 @@ report_textual_dates (struct tar_args *args)
 
 static volatile int _argp_hang;
 
+/* Either NL or NUL, as decided by the --null option.  */
+static char filename_terminator;
+
 enum read_file_list_state  /* Result of reading file name from the list file */
   {
     file_list_success,     /* OK, name read successfully */
@@ -1262,6 +1268,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
     case 'a':
       args->compress_autodetect = true;
       break;
+
+    case NO_AUTO_COMPRESS_OPTION:
+      args->compress_autodetect = false;
+      break;
       
     case 'b':
       {
@@ -1355,6 +1365,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
       set_use_compress_program_option ("bzip2");
       break;
 
+    case 'J':
+      set_use_compress_program_option ("lzma");
+      break;
+      
     case 'k':
       /* Don't replace existing files.  */
       old_files_option = KEEP_OLD_FILES;
@@ -1386,10 +1400,6 @@ parse_opt (int key, char *arg, struct argp_state *state)
       }
       break;
 
-    case LZMA_OPTION:
-      set_use_compress_program_option ("lzma");
-      break;
-      
     case 'm':
       touch_option = true;
       break;
@@ -2317,6 +2327,9 @@ decode_options (int argc, char **argv)
   else if (utc_option)
     verbose_option = 2;
 
+  if (tape_length_option && tape_length_option < record_size)
+    USAGE_ERROR ((0, 0, _("Volume length cannot be less than record size")));
+  
   /* Forbid using -c with no input files whatsoever.  Check that `-f -',
      explicit or implied, is used correctly.  */