*: refactor handling of archived files. "tar f file.tar.lzma" now works too.

function                                             old     new   delta
unpack_Z_stream                                        -    1229   +1229
open_zipped                                            -     176    +176
unpack_bz2_stream_prime                                -      60     +60
tar_main                                             642     677     +35
find_main                                            406     418     +12
sv_main                                             1222    1233     +11
decode_format_string                                 829     837      +8
cmp_main                                             641     649      +8
popstring                                            134     140      +6
filter_accept_list_reassign                          120     125      +5
parse_and_put_prompt                                 800     804      +4
passwd_main                                         1053    1049      -4
make_new_name_gunzip                                 119     114      -5
rpm_main                                            1688    1670     -18
prepare                                              302     283     -19
xmalloc_open_zipped_read_close                       135      61     -74
uncompress                                          1229       -   -1229
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 8/5 up/down: 1554/-1349)        Total: 205 bytes

scripts/defconfig

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Busybox version: 1.11.0.svn
-# Wed Jun 25 12:56:32 2008
+# Busybox version: 1.12.0.svn
+# Tue Aug  5 14:44:22 2008
 #
 CONFIG_HAVE_DOT_CONFIG=y
 
@@ -57,6 +57,7 @@ CONFIG_NO_DEBUG_LIB=y
 # CONFIG_DMALLOC is not set
 # CONFIG_EFENCE is not set
 CONFIG_INCLUDE_SUSv2=y
+# CONFIG_PARSE is not set
 
 #
 # Installation Options
@@ -99,6 +100,10 @@ CONFIG_FEATURE_HWIB=y
 #
 # Archival Utilities
 #
+CONFIG_FEATURE_SEAMLESS_LZMA=y
+CONFIG_FEATURE_SEAMLESS_BZ2=y
+CONFIG_FEATURE_SEAMLESS_GZ=y
+CONFIG_FEATURE_SEAMLESS_Z=y
 CONFIG_AR=y
 CONFIG_FEATURE_AR_LONG_FILENAMES=y
 CONFIG_BUNZIP2=y
@@ -109,17 +114,11 @@ CONFIG_FEATURE_CPIO_O=y
 # CONFIG_DPKG_DEB is not set
 # CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY is not set
 CONFIG_GUNZIP=y
-CONFIG_FEATURE_GUNZIP_UNCOMPRESS=y
 CONFIG_GZIP=y
 CONFIG_RPM2CPIO=y
 CONFIG_RPM=y
-CONFIG_FEATURE_RPM_BZ2=y
 CONFIG_TAR=y
 CONFIG_FEATURE_TAR_CREATE=y
-CONFIG_FEATURE_TAR_GZIP=y
-CONFIG_FEATURE_TAR_BZIP2=y
-CONFIG_FEATURE_TAR_LZMA=y
-CONFIG_FEATURE_TAR_COMPRESS=y
 CONFIG_FEATURE_TAR_AUTODETECT=y
 CONFIG_FEATURE_TAR_FROM=y
 CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY=y
@@ -132,13 +131,6 @@ CONFIG_UNLZMA=y
 CONFIG_FEATURE_LZMA_FAST=y
 CONFIG_UNZIP=y
 
-#
-# Common options for cpio and tar
-#
-# CONFIG_FEATURE_DEB_TAR_GZ is not set
-# CONFIG_FEATURE_DEB_TAR_BZ2 is not set
-# CONFIG_FEATURE_DEB_TAR_LZMA is not set
-
 #
 # Coreutils
 #
@@ -217,6 +209,7 @@ CONFIG_SEQ=y
 CONFIG_SHA1SUM=y
 CONFIG_SLEEP=y
 CONFIG_FEATURE_FANCY_SLEEP=y
+CONFIG_FEATURE_FLOAT_SLEEP=y
 CONFIG_SORT=y
 CONFIG_FEATURE_SORT_BIG=y
 CONFIG_SPLIT=y
@@ -426,29 +419,28 @@ CONFIG_LSATTR=y
 #
 # Linux Module Utilities
 #
-CONFIG_DEPMOD=y
-CONFIG_FEATURE_DEPMOD_PRUNE_FANCY=y
-CONFIG_FEATURE_DEPMOD_ALIAS=y
-CONFIG_INSMOD=y
-CONFIG_FEATURE_INSMOD_VERSION_CHECKING=y
-CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS=y
-CONFIG_FEATURE_INSMOD_LOADINKMEM=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL=y
-CONFIG_RMMOD=y
-CONFIG_LSMOD=y
-CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT=y
-CONFIG_MODPROBE=y
-CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y
-CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y
-CONFIG_FEATURE_MODPROBE_BLACKLIST=y
-
-#
-# Options common to multiple modutils
-#
-CONFIG_FEATURE_CHECK_TAINTED_MODULE=y
-CONFIG_FEATURE_2_4_MODULES=y
-CONFIG_FEATURE_2_6_MODULES=y
+CONFIG_MODPROBE_SMALL=y
+CONFIG_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE=y
+CONFIG_FEATURE_MODPROBE_SMALL_CHECK_ALREADY_LOADED=y
+# CONFIG_DEPMOD is not set
+# CONFIG_FEATURE_DEPMOD_PRUNE_FANCY is not set
+# CONFIG_FEATURE_DEPMOD_ALIAS is not set
+# CONFIG_INSMOD is not set
+# CONFIG_FEATURE_INSMOD_VERSION_CHECKING is not set
+# CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS is not set
+# CONFIG_FEATURE_INSMOD_LOADINKMEM is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL is not set
+# CONFIG_RMMOD is not set
+# CONFIG_LSMOD is not set
+# CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT is not set
+# CONFIG_MODPROBE is not set
+# CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS is not set
+# CONFIG_FEATURE_MODPROBE_FANCY_ALIAS is not set
+# CONFIG_FEATURE_MODPROBE_BLACKLIST is not set
+# CONFIG_FEATURE_CHECK_TAINTED_MODULE is not set
+# CONFIG_FEATURE_2_4_MODULES is not set
+# CONFIG_FEATURE_2_6_MODULES is not set
 CONFIG_DEFAULT_MODULES_DIR="/lib/modules"
 CONFIG_DEFAULT_DEPMOD_FILE="modules.dep"
 # CONFIG_FEATURE_QUERY_MODULE_INTERFACE is not set
@@ -686,6 +678,7 @@ CONFIG_NC_SERVER=y
 CONFIG_NC_EXTRA=y
 CONFIG_NETSTAT=y
 CONFIG_FEATURE_NETSTAT_WIDE=y
+CONFIG_FEATURE_NETSTAT_PRG=y
 CONFIG_NSLOOKUP=y
 CONFIG_PING=y
 CONFIG_PING6=y
@@ -794,6 +787,7 @@ CONFIG_ASH_RANDOM_SUPPORT=y
 # CONFIG_HUSH_TICK is not set
 # CONFIG_HUSH_IF is not set
 # CONFIG_HUSH_LOOPS is not set
+# CONFIG_HUSH_CASE is not set
 # CONFIG_LASH is not set
 # CONFIG_MSH is not set