Options to control option handling in file lists.

[chaz/tar] / src / tar.c

diff --git a/src/tar.c b/src/tar.c
index 85248091b98b149743d76406805baf6093f8ca28..79475048e7e89f4d514b2ae5b87664bb61edb869 100644 (file)
--- a/src/tar.c
+++ b/src/tar.c
@@ -1,6 +1,6 @@
 /* A tar (tape archiver) program.
 
-   Copyright 1988, 1992-1997, 1999-2001, 2003-2007, 2012-2014 Free
+   Copyright 1988, 1992-1997, 1999-2001, 2003-2007, 2012-2015 Free
    Software Foundation, Inc.
 
    Written by John Gilmore, starting 1985-08-25.
@@ -167,6 +167,14 @@ set_archive_format (char const *name)
   archive_format = p->fmt;
 }
 
+static void
+set_xattr_option (int value)
+{
+  if (value == 1)
+    set_archive_format ("posix");
+  xattrs_option = value;
+}
+
 const char *
 archive_format_string (enum archive_format fmt)
 {
@@ -276,10 +284,13 @@ enum
   EXCLUDE_CACHES_UNDER_OPTION,
   EXCLUDE_CACHES_ALL_OPTION,
   EXCLUDE_OPTION,
+  EXCLUDE_IGNORE_OPTION,
+  EXCLUDE_IGNORE_RECURSIVE_OPTION,
   EXCLUDE_TAG_OPTION,
   EXCLUDE_TAG_UNDER_OPTION,
   EXCLUDE_TAG_ALL_OPTION,
   EXCLUDE_VCS_OPTION,
+  EXCLUDE_VCS_IGNORES_OPTION,
   FORCE_LOCAL_OPTION,
   FULL_TIME_OPTION,
   GROUP_OPTION,
@@ -312,6 +323,7 @@ enum
   NO_SEEK_OPTION,
   NO_SELINUX_CONTEXT_OPTION,
   NO_UNQUOTE_OPTION,
+  NO_VERBATIM_FILES_FROM_OPTION,
   NO_WILDCARDS_MATCH_SLASH_OPTION,
   NO_WILDCARDS_OPTION,
   NO_XATTR_OPTION,
@@ -353,6 +365,7 @@ enum
   TRANSFORM_OPTION,
   UNQUOTE_OPTION,
   UTC_OPTION,
+  VERBATIM_FILES_FROM_OPTION,
   VOLNO_FILE_OPTION,
   WARNING_OPTION,
   WILDCARDS_MATCH_SLASH_OPTION,
@@ -702,13 +715,19 @@ static struct argp_option options[] = {
   {"files-from", 'T', N_("FILE"), 0,
    N_("get names to extract or create from FILE"), GRID+1 },
   {"null", NULL_OPTION, 0, 0,
-   N_("-T reads null-terminated names, disable -C"), GRID+1 },
+   N_("-T reads null-terminated names; implies --verbatim-files-from"),
+      GRID+1 },
   {"no-null", NO_NULL_OPTION, 0, 0,
    N_("disable the effect of the previous --null option"), GRID+1 },
   {"unquote", UNQUOTE_OPTION, 0, 0,
-   N_("unquote filenames read with -T (default)"), GRID+1 },
+   N_("unquote input file or member names (default)"), GRID+1 },
   {"no-unquote", NO_UNQUOTE_OPTION, 0, 0,
-   N_("do not unquote filenames read with -T"), GRID+1 },
+   N_("do not unquote input file or member names"), GRID+1 },
+  {"verbatim-files-from", VERBATIM_FILES_FROM_OPTION, 0, 0,
+   N_("-T reads file names verbatim (no option handling)"), GRID+1 },
+  {"no-verbatim-files-from", NO_VERBATIM_FILES_FROM_OPTION, 0, 0,
+   N_("-T treats file names starting with dash as options (default)"),
+      GRID+1 },
   {"exclude", EXCLUDE_OPTION, N_("PATTERN"), 0,
    N_("exclude files, given as a PATTERN"), GRID+1 },
   {"exclude-from", 'X', N_("FILE"), 0,
@@ -724,12 +743,20 @@ static struct argp_option options[] = {
   {"exclude-tag", EXCLUDE_TAG_OPTION, N_("FILE"), 0,
    N_("exclude contents of directories containing FILE, except"
       " for FILE itself"), GRID+1 },
+  {"exclude-ignore", EXCLUDE_IGNORE_OPTION, N_("FILE"), 0,
+    N_("read exclude patterns for each directory from FILE, if it exists"),
+   GRID+1 }, 
+  {"exclude-ignore-recursive", EXCLUDE_IGNORE_RECURSIVE_OPTION, N_("FILE"), 0,
+    N_("read exclude patterns for each directory and its subdirectories "
+       "from FILE, if it exists"), GRID+1 },
   {"exclude-tag-under", EXCLUDE_TAG_UNDER_OPTION, N_("FILE"), 0,
    N_("exclude everything under directories containing FILE"), GRID+1 },
   {"exclude-tag-all", EXCLUDE_TAG_ALL_OPTION, N_("FILE"), 0,
    N_("exclude directories containing FILE"), GRID+1 },
   {"exclude-vcs", EXCLUDE_VCS_OPTION, NULL, 0,
    N_("exclude version control system directories"), GRID+1 },
+  {"exclude-vcs-ignores", EXCLUDE_VCS_IGNORES_OPTION, NULL, 0,
+   N_("read exclude patterns from the VCS ignore files"), GRID+1 },
   {"exclude-backups", EXCLUDE_BACKUPS_OPTION, NULL, 0,
    N_("exclude backup and lock files"), GRID+1 },
   {"no-recursion", NO_RECURSION_OPTION, 0, 0,
@@ -1322,14 +1349,18 @@ static char filename_terminator;
 static char const *const sort_mode_arg[] = {
   "none",
   "name",
+#if D_INO_IN_DIRENT
   "inode",
+#endif
   NULL
 };
 
 static int sort_mode_flag[] = {
     SAVEDIR_SORT_NONE,
     SAVEDIR_SORT_NAME,
+#if D_INO_IN_DIRENT
     SAVEDIR_SORT_INODE
+#endif
 };
 
 ARGMATCH_VERIFY (sort_mode_arg, sort_mode_flag);
@@ -1622,7 +1653,8 @@ parse_opt (int key, char *arg, struct argp_state *state)
       break;
 
     case 'T':
-      name_add_file (arg, filename_terminator);
+      name_add_file (arg, filename_terminator, verbatim_files_from_option,
+                    MAKE_INCL_OPTIONS (args));
       /* Indicate we've been given -T option. This is for backward
         compatibility only, so that `tar cfT archive /dev/null will
         succeed */
@@ -1768,6 +1800,14 @@ parse_opt (int key, char *arg, struct argp_state *state)
                         cachedir_file_p);
       break;
 
+    case EXCLUDE_IGNORE_OPTION:
+      excfile_add (arg, EXCL_NON_RECURSIVE);
+      break;
+
+    case EXCLUDE_IGNORE_RECURSIVE_OPTION:
+      excfile_add (arg, EXCL_RECURSIVE);
+      break;
+      
     case EXCLUDE_TAG_OPTION:
       add_exclusion_tag (arg, exclusion_tag_contents, NULL);
       break;
@@ -1784,6 +1824,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
       add_exclude_array (vcs_file_table, 0);
       break;
 
+    case EXCLUDE_VCS_IGNORES_OPTION:
+      exclude_vcs_ignores ();
+      break;
+      
     case FORCE_LOCAL_OPTION:
       force_local_option = true;
       break;
@@ -1871,10 +1915,12 @@ parse_opt (int key, char *arg, struct argp_state *state)
 
     case NULL_OPTION:
       filename_terminator = '\0';
+      verbatim_files_from_option = true;
       break;
 
     case NO_NULL_OPTION:
       filename_terminator = '\n';
+      verbatim_files_from_option = false;
       break;
 
     case NUMERIC_OWNER_OPTION:
@@ -2095,16 +2141,16 @@ parse_opt (int key, char *arg, struct argp_state *state)
       break;
 
     case XATTR_OPTION:
-      set_archive_format ("posix");
-      xattrs_option = 1;
+      set_xattr_option (1);
       break;
 
     case NO_XATTR_OPTION:
-      xattrs_option = -1;
+      set_xattr_option (-1);
       break;
 
     case XATTR_INCLUDE:
     case XATTR_EXCLUDE:
+      set_xattr_option (1);
       xattrs_mask_add (arg, (key == XATTR_INCLUDE));
       break;
 
@@ -2124,6 +2170,14 @@ parse_opt (int key, char *arg, struct argp_state *state)
       unquote_option = false;
       break;
 
+    case VERBATIM_FILES_FROM_OPTION:
+      verbatim_files_from_option = true;
+      break;
+
+    case NO_VERBATIM_FILES_FROM_OPTION:
+      verbatim_files_from_option = false;
+      break;
+      
     case WARNING_OPTION:
       set_warning_option (arg);
       break;
@@ -2296,6 +2350,7 @@ decode_options (int argc, char **argv)
   blocking_factor = DEFAULT_BLOCKING;
   record_size = DEFAULT_BLOCKING * BLOCKSIZE;
   excluded = new_exclude ();
+  
   newer_mtime_option.tv_sec = TYPE_MINIMUM (time_t);
   newer_mtime_option.tv_nsec = -1;
   recursion_option = FNM_LEADING_DIR;
@@ -2841,6 +2896,7 @@ tar_stat_destroy (struct tar_stat_info *st)
   free (st->sparse_map);
   free (st->dumpdir);
   xheader_destroy (&st->xhdr);
+  info_free_exclist (st);
   memset (st, 0, sizeof (*st));
 }