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| author | Denys Vlasenko | 2016-04-21 16:26:30 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2016-04-21 17:39:11 +0200 |
| commit | e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a (patch) | |
| tree | 0962142ac9830312cd3df52994db41e8ac47c73c /editors | |
| parent | 5598bdf0d3d46a865a4d23785e2d09e6db9be420 (diff) | |
| download | busybox-e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a.zip 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 'editors')
| -rw-r--r-- | editors/diff.c | 1 | ||||
| -rw-r--r-- | editors/ed.c | 8 | ||||
| -rw-r--r-- | editors/sed.c | 3 |
3 files changed, 8 insertions, 4 deletions
diff --git a/editors/diff.c b/editors/diff.c index a892cfd..3c8e907 100644 --- a/editors/diff.c +++ b/editors/diff.c @@ -125,6 +125,7 @@ //usage: "\n -w Ignore all whitespace" #include "libbb.h" +#include "common_bufsiz.h" #if 0 # define dbg_error_msg(...) bb_error_msg(__VA_ARGS__) diff --git a/editors/ed.c b/editors/ed.c index a4c4190..8da7b1d 100644 --- a/editors/ed.c +++ b/editors/ed.c @@ -23,6 +23,7 @@ //usage:#define ed_full_usage "" #include "libbb.h" +#include "common_bufsiz.h" typedef struct LINE { struct LINE *next; @@ -32,11 +33,12 @@ typedef struct LINE { } LINE; -#define searchString bb_common_bufsiz1 +#define searchString bb_common_bufsiz1 +#define sizeof_searchString COMMON_BUFSIZE enum { - USERSIZE = sizeof(searchString) > 1024 ? 1024 - : sizeof(searchString) - 1, /* max line length typed in by user */ + USERSIZE = sizeof_searchString > 1024 ? 1024 + : sizeof_searchString - 1, /* max line length typed in by user */ INITBUF_SIZE = 1024, /* initial buffer size */ }; diff --git a/editors/sed.c b/editors/sed.c index 9c4c8e1..330190e 100644 --- a/editors/sed.c +++ b/editors/sed.c @@ -86,6 +86,7 @@ //usage: "bar\n" #include "libbb.h" +#include "common_bufsiz.h" #include "xregex.h" #if 0 @@ -161,7 +162,7 @@ struct globals { int len; /* Space allocated */ } pipeline; } FIX_ALIASING; -#define G (*(struct globals*)&bb_common_bufsiz1) +#define G (*(struct globals*)bb_common_bufsiz1) #define INIT_G() do { \ BUILD_BUG_ON(sizeof(G) > COMMON_BUFSIZE); \ G.sed_cmd_tail = &G.sed_cmd_head; \ |