misc/150890: bsdtar does not always dive into subdirectories wit
>Number: 150890
>Category: misc
>Synopsis: bsdtar does not always dive into subdirectories with --newerXXX option
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Thu Sep 23 22:20:03 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator: Tobias Herre
>Release: FreeBSD 8.1
>Organization:
SRH Hochschule Berlin
>Environment:
grusel 8.1-STABLE FreeBSD 8.1-STABLE #1: Thu Sep 16 13:40:46 UTC 2010 root@grusel2.otauni.de:/usr/obj/usr/src/sys/SRHPOWER amd64
>Description:
when --newerXXX option is given bsdtar ignores directory subtrees where modified or new files could exist if the parent directory is not modified.
>How-To-Repeat:
grusel# mkdir -p test/txt
grusel# echo "Hello" > test/txt/hello.txt
grusel# tar -v -c -f archive0.tar test
a test
a test/txt
a test/txt/hello.txt
grusel# echo "World" >> test/txt/hello.txt
grusel# tar -v -c -f archive1.tar --newer-than archive0.tar test
grusel# tar -t -f archive0.tar
test/
test/txt/
test/txt/hello.txt
grusel# tar -t -f archive1.tar
grusel#
>Fix:
Apply the patch
Patch attached with submission follows:
--- usr.bin/tar/write.orig 2010-09-23 22:03:20.838021523 +0200
+++ usr.bin/tar/write.c 2010-09-23 22:54:58.985341640 +0200
@@ -752,13 +752,6 @@
descend = 0;
}
- /*
- * In -u mode, check that the file is newer than what's
- * already in the archive; in all modes, obey --newerXXX flags.
- */
- if (!new_enough(bsdtar, name, st))
- continue;
-
archive_entry_free(entry);
entry = archive_entry_new();
@@ -813,7 +806,7 @@
* check would veto this file, we shouldn't bother
* the user with it.
*/
- if (bsdtar->option_interactive &&
+ if (bsdtar->option_interactive && new_enough(bsdtar, name, st) &&
!yes("add '%s'", name))
continue;
@@ -821,6 +814,15 @@
if (descend && !bsdtar->option_no_subdirs)
tree_descend(tree);
+
+ /*
+ * In -u mode, check that the file is newer than what's
+ * already in the archive; in all modes, obey --newerXXX flags.
+ */
+ if (!new_enough(bsdtar, name, st))
+ continue;
+
+
/*
* Rewrite the pathname to be archived. If rewrite
* fails, skip the entry.
>Release-Note:
>Audit-Trail:
>Unformatted:
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