diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2016-04-21 16:26:30 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2016-04-21 17:39:11 +0200 |
| commit | e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a (patch) | |
| tree | 0962142ac9830312cd3df52994db41e8ac47c73c /include | |
| parent | 5598bdf0d3d46a865a4d23785e2d09e6db9be420 (diff) | |
| download | busybox-e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a.tar.gz | |
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>
Diffstat (limited to 'include')
| -rw-r--r-- | include/libbb.h | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/include/libbb.h b/include/libbb.h index 111dd66e0..fd40ef74c 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -1827,10 +1827,6 @@ extern const char bb_PATH_root_path[] ALIGN1; /* "PATH=/sbin:/usr/sbin:/bin:/usr extern const int const_int_0; //extern const int const_int_1; - -/* Providing hard guarantee on minimum size (think of BUFSIZ == 128) */ -enum { COMMON_BUFSIZE = (BUFSIZ >= 256*sizeof(void*) ? BUFSIZ+1 : 256*sizeof(void*)) }; -extern char bb_common_bufsiz1[COMMON_BUFSIZE]; /* This struct is deliberately not defined. */ /* See docs/keep_data_small.txt */ struct globals; |