Support exclusion patterns from various VCS ignore lists.

* src/Makefile.am (tar_SOURCES): Add exclist.c
* src/common.h (EXCL_DEFAULT, EXCL_RECURSIVE)
(EXCL_NON_RECURSIVE): New flags.
(excfile_add, info_attach_exclist)
(info_cleanup_exclist,info_free_exclist)
(exclude_vcs_ignores): New prototypes.
* src/create.c (dump_dir0): Call info_attach_exclist.
* src/exclist.c: New file.
* src/incremen.c (scan_directory): Call info_attach_exclist.
* src/names.c (excluded_name): Moved to exclist.c. Change signature.
All uses updated.
* src/tar.c: New options: --exclude-ignore, --exclude-ignore-recursive
and --exclude-vcs-ignores.
(tar_stat_destroy): Free exclist.
* src/tar.h (tar_stat_info): New member exclude_list.

* NEWS: Document new exclusion options.
* doc/tar.texi: Likewise.
* doc/tar.1: Likewise.

1 files changed, 15 insertions, 1 deletions

diff --git a/NEWS b/NEWS
index ec9c8a75..fa241425 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-GNU tar NEWS - User visible changes. 2014-02-14
+GNU tar NEWS - User visible changes. 2014-02-21
 Please send GNU tar bug reports to <bug-tar@gnu.org>
 
 
@@ -48,6 +48,20 @@ is uniform and reproducible.  Using --sort=inode reduces the number
 of disk seeks made when creating the archive and thus can considerably
 speed up archivation.
 
+* New exclusion options
+
+  --exclude-ignore=FILE   Before dumping a directory check if it
+                          contains FILE, and if so read exclude
+                          patterns for this directory from FILE.
+  --exclude-ignore-recursive=FILE
+                          Same as above, but the exclusion patterns
+                          read from FILE remain in effect for any
+			  subdirectory, recursively.
+  --exclude-vcs-ignores   Read exclude tags from VCS ignore files,
+                          where such files exist.  Supported VCS's
+                          are: CVS, Git, Bazaar, Mercurial.
+			  
+
 * Manpages
 
 This release includes official tar(1) and rmt(8) manpages.