/* Update a tar archive.
Copyright (C) 1988, 1992, 1994, 1996, 1997, 1999, 2000, 2001, 2003,
- 2004 Free Software Foundation, Inc.
+ 2004, 2005, 2007, 2010 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 2, or (at your option) any later
+ Free Software Foundation; either version 3, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Implement the 'r', 'u' and 'A' options for tar. 'A' means that the
file names are tar files, and they should simply be appended to the end
of the archive. No attempt is made to record the reads from the args; if
they're on raw tape or something like that, it'll probably lose... */
-#include "system.h"
+#include <system.h>
#include <quotearg.h>
#include "common.h"
update_archive (void)
{
enum read_header previous_status = HEADER_STILL_UNREAD;
- int found_end = 0;
+ bool found_end = false;
name_gather ();
open_archive (ACCESS_UPDATE);
- xheader_write_global ();
+ buffer_write_global_xheader ();
while (!found_end)
{
- enum read_header status = read_header (false);
+ enum read_header status = read_header (¤t_header,
+ ¤t_stat_info,
+ read_header_auto);
switch (status)
{
{
struct name *name;
+ decode_header (current_header, ¤t_stat_info,
+ ¤t_format, 0);
+ archive_format = current_format;
+
if (subcommand_option == UPDATE_SUBCOMMAND
&& (name = name_scan (current_stat_info.file_name)) != NULL)
{
struct stat s;
- enum archive_format unused;
- decode_header (current_header, ¤t_stat_info, &unused, 0);
chdir_do (name->change_dir);
if (deref_stat (dereference_option,
- current_stat_info.file_name, &s) == 0
- && s.st_mtime <= current_stat_info.stat.st_mtime)
- add_avoided_name (current_stat_info.file_name);
+ current_stat_info.file_name, &s) == 0)
+ {
+ if (S_ISDIR (s.st_mode))
+ {
+ char *p, *dirp;
+ dirp = savedir (name->name);
+ if (!dirp)
+ savedir_error (name->name);
+ else
+ {
+ namebuf_t nbuf = namebuf_create (name->name);
+
+ for (p = dirp; *p; p += strlen (p) + 1)
+ addname (namebuf_name (nbuf, p),
+ 0, false, NULL);
+
+ namebuf_free (nbuf);
+ free (dirp);
+
+ remname (name);
+ }
+ }
+ else if (tar_timespec_cmp (get_stat_mtime (&s),
+ current_stat_info.mtime)
+ <= 0)
+ remname (name);
+ }
}
+
skip_member ();
break;
}
case HEADER_ZERO_BLOCK:
current_block = current_header;
- found_end = 1;
+ found_end = true;
break;
case HEADER_END_OF_FILE:
- found_end = 1;
+ found_end = true;
break;
case HEADER_FAILURE:
break;
}
+ tar_stat_destroy (¤t_stat_info);
previous_status = status;
}
output_start = current_block->buffer;
{
- char *file_name;
-
- while ((file_name = name_from_list ()) != NULL)
+ struct name const *p;
+ while ((p = name_from_list ()) != NULL)
{
+ char *file_name = p->name;
if (excluded_name (file_name))
continue;
if (interactive_option && !confirm ("add", file_name))
if (subcommand_option == CAT_SUBCOMMAND)
append_file (file_name);
else
- dump_file (file_name, 1, (dev_t) 0);
+ dump_file (0, file_name, file_name);
}
}
write_eot ();
close_archive ();
+ finish_deferred_unlinks ();
names_notfound ();
}