busybox/archival
Denys Vlasenko e6a2f4cc5a libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it
The config item is FEATURE_USE_BSS_TAIL. When it is off (default):

function                                             old     new   delta
read_config                                          210     228     +18
doCommands                                          2279    2294     +15
ipneigh_list_or_flush                                763     772      +9
ipaddr_list_or_flush                                1256    1261      +5
display_process_list                                1301    1306      +5
conspy_main                                         1378    1383      +5
do_lzo_compress                                      352     355      +3
do_lzo_decompress                                    565     567      +2
push                                                  46      44      -2
inetd_main                                          2136    2134      -2
uevent_main                                          421     418      -3
addLines                                              97      92      -5
bb_common_bufsiz1                                   8193    1024   -7169
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 8/5 up/down: 62/-7181)        Total: -7119 bytes
   text	   data	    bss	    dec	    hex	filename
 829850	   4086	   9080	 843016	  cdd08	busybox_old
 829901	   4086	   1904	 835891	  cc133	busybox_unstripped

FEATURE_USE_BSS_TAIL=y:

read_config                                          210     228     +18
doCommands                                          2279    2294     +15
ipneigh_list_or_flush                                763     772      +9
ipaddr_list_or_flush                                1256    1261      +5
display_process_list                                1301    1306      +5
conspy_main                                         1378    1383      +5
do_lzo_compress                                      352     355      +3
do_lzo_decompress                                    565     567      +2
inetd_main                                          2136    2134      -2
bb_common_bufsiz1                                   8193       -   -8193
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 8/1 up/down: 62/-8195)        Total: -8133 bytes
   text	   data	    bss	    dec	    hex	filename
 829850	   4086	   9080	 843016	  cdd08	busybox_old
 829911	   4086	    880	 834877	  cbd3d	busybox_unstripped

FIXME: setup_common_bufsiz() calls are missing.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-04-21 17:39:11 +02:00
..
libarchive libbb: two new functions: wait_for_exitstatus(pid), xfchdir(fd) 2016-04-01 22:12:44 +02:00
ar.c tweak defconfig 2015-10-25 20:36:03 +01:00
bbunzip_test2.sh
bbunzip_test3.sh
bbunzip_test.sh
bbunzip.c gzip: add support for --no-name long option 2015-10-27 21:30:43 +01:00
bzip2.c Rename transformer_aux_data_t -> transformer_state_t 2014-12-07 00:42:49 +01:00
Config.src inetd: make FEATURE_INETD_RPC off by default 2015-10-25 20:10:46 +01:00
cpio.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
dpkg_deb.c dpkg: update supported compression methods 2015-01-30 15:15:38 +01:00
dpkg.c join some common strings, -400 bytes 2015-10-08 11:24:44 +02:00
gzip.c gzip: add support for --no-name long option 2015-10-27 21:30:43 +01:00
Kbuild.src cpio: implement -R/--owner 2015-10-16 17:24:46 +02:00
lzop.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
rpm2cpio.c zcat: complain if input is not compressed 2014-02-02 02:06:38 +01:00
rpm.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
rpm.h *: make GNU licensing statement forms more regular 2010-08-16 20:14:46 +02:00
tar.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
unzip.c unzip: shorter code for date/time generation 2016-04-18 02:38:32 +02:00