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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
..
basic typo fixes 2015-05-25 13:46:36 +02:00
kconfig kconfig/lxdialog: get ncurses CFLAGS with pkg-config 2016-04-03 23:59:15 -04:00
bb_release scripts/bb_release: release script (I nearly lost it last time) 2008-03-21 09:56:19 +00:00
bloat-o-meter bloat-o-meter: add usage info 2013-10-16 19:18:05 +02:00
checkhelp.awk whitespace fixes 2010-01-25 13:39:24 +01:00
checkstack.pl attack the biggest stack users: 2007-12-02 08:35:37 +00:00
cleanup_printf2puts typo fix 2010-11-06 22:17:30 +01:00
echo.c *: make GNU licensing statement forms more regular 2010-08-16 20:14:46 +02:00
find_bad_common_bufsiz Audit bb_common_bufsiz usage, add script which looks for misuse. 2007-06-04 10:16:52 +00:00
find_stray_common_vars make variables static 2007-09-27 10:08:02 +00:00
find_stray_empty_lines find_stray_empty_lines: make it work 2010-07-28 21:29:19 +02:00
fix_ws.sh whitespace fixes 2008-07-12 23:02:43 +00:00
gcc-version.sh
gen_build_files.sh build system: for "find", use POSIX not operator (!) instead of -not 2014-03-16 12:05:58 +01:00
generate_BUFSIZ.sh libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
Kbuild.include - need to pass the PATH down to the gcc-version check to be able to find the correct cc. 2007-06-25 10:41:01 +00:00
Kbuild.src mass renaming Kbuild -> Kbuild.src, Config.in -> Config.src 2010-06-04 20:10:51 +02:00
Makefile.build build system: specify '-nostldlib' when linking to .o files 2014-04-02 12:12:46 +02:00
Makefile.clean scripts/Makefile.clean: Make Kbuild and Makefile optional 2010-05-16 02:50:07 +02:00
Makefile.host *: trailing empty lines removed 2010-07-26 01:49:12 +02:00
Makefile.IMA fix bit rot in scripts/Makefile.IMA #2 2011-03-06 23:48:24 +01:00
Makefile.lib *: trailing empty lines removed 2010-07-26 01:49:12 +02:00
memusage scripts: add a script which prints memory map of running busybox 2008-05-26 18:41:35 +00:00
mkconfigs build system: use od -b instead of od -t x1 2013-11-26 14:56:29 +01:00
mkdiff_obj scripts/mkdiff_obj: show "size OBJFILE" too 2010-10-29 19:06:20 +02:00
mkdiff_obj_bloat *: a few more NOINLINEs 2009-10-08 14:35:37 +02:00
mkmakefile mkmakefile: make 3.82 fix 2010-10-19 12:49:51 +02:00
objsizes ...and exclude LC_ALL too 2008-12-01 12:38:36 +00:00
randomtest randconfig fixes 2015-10-11 16:27:55 +02:00
randomtest.loop fix build breakage found by randconfig 2012-04-20 14:48:00 +02:00
sample_pmap scripts: add a script which prints memory map of running busybox 2008-05-26 18:41:35 +00:00
showasm *: make GNU licensing statement forms more regular 2010-08-16 20:14:46 +02:00
test_make_clean remove defconfig. Now "make defconfig" simply uses defaults from Config.in 2010-06-06 04:14:28 +02:00
test_make_O fix make O=dir build 2010-07-09 01:25:36 +02:00
trylink trylink: on failure, print a hint about CONFIG_EXTRA_LDLIBS 2016-04-03 15:38:53 +02:00