From e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Thu, 21 Apr 2016 16:26:30 +0200 Subject: 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 --- debianutils/run_parts.c | 3 ++- debianutils/start_stop_daemon.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) (limited to 'debianutils') diff --git a/debianutils/run_parts.c b/debianutils/run_parts.c index 13617c6e1..a5e53576c 100644 --- a/debianutils/run_parts.c +++ b/debianutils/run_parts.c @@ -89,13 +89,14 @@ //usage: "+ shutdown -h +4m" #include "libbb.h" +#include "common_bufsiz.h" struct globals { char **names; int cur; char *cmd[2 /* using 1 provokes compiler warning */]; } FIX_ALIASING; -#define G (*(struct globals*)&bb_common_bufsiz1) +#define G (*(struct globals*)bb_common_bufsiz1) #define names (G.names) #define cur (G.cur ) #define cmd (G.cmd ) diff --git a/debianutils/start_stop_daemon.c b/debianutils/start_stop_daemon.c index d7c730f45..6b8d53b13 100644 --- a/debianutils/start_stop_daemon.c +++ b/debianutils/start_stop_daemon.c @@ -153,6 +153,7 @@ Misc options: /* Override ENABLE_FEATURE_PIDFILE */ #define WANT_PIDFILE 1 #include "libbb.h" +#include "common_bufsiz.h" struct pid_list { struct pid_list *next; @@ -191,7 +192,7 @@ struct globals { int user_id; smallint signal_nr; } FIX_ALIASING; -#define G (*(struct globals*)&bb_common_bufsiz1) +#define G (*(struct globals*)bb_common_bufsiz1) #define userspec (G.userspec ) #define cmdname (G.cmdname ) #define execname (G.execname ) -- cgit v1.2.3