hush/libbb/messages.c
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

62 lines
2.0 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
/* allow default system PATH to be extended via CFLAGS */
#ifndef BB_ADDITIONAL_PATH
#define BB_ADDITIONAL_PATH ""
#endif
/* allow version to be extended, via CFLAGS */
#ifndef BB_EXTRA_VERSION
#define BB_EXTRA_VERSION BB_BT
#endif
#define BANNER "BusyBox v" BB_VER " (" BB_EXTRA_VERSION ")"
const char bb_banner[] ALIGN1 = BANNER;
const char bb_msg_memory_exhausted[] ALIGN1 = "out of memory";
const char bb_msg_invalid_date[] ALIGN1 = "invalid date '%s'";
const char bb_msg_unknown[] ALIGN1 = "(unknown)";
const char bb_msg_can_not_create_raw_socket[] ALIGN1 = "can't create raw socket";
const char bb_msg_perm_denied_are_you_root[] ALIGN1 = "permission denied (are you root?)";
const char bb_msg_you_must_be_root[] ALIGN1 = "you must be root";
const char bb_msg_requires_arg[] ALIGN1 = "%s requires an argument";
const char bb_msg_invalid_arg_to[] ALIGN1 = "invalid argument '%s' to '%s'";
const char bb_msg_standard_input[] ALIGN1 = "standard input";
const char bb_msg_standard_output[] ALIGN1 = "standard output";
const char bb_hexdigits_upcase[] ALIGN1 = "0123456789ABCDEF";
const char bb_busybox_exec_path[] ALIGN1 = CONFIG_BUSYBOX_EXEC_PATH;
const char bb_default_login_shell[] ALIGN1 = LIBBB_DEFAULT_LOGIN_SHELL;
/* util-linux manpage says /sbin:/bin:/usr/sbin:/usr/bin,
* but I want to save a few bytes here. Check libbb.h before changing! */
const char bb_PATH_root_path[] ALIGN1 =
"PATH=/sbin:/usr/sbin:/bin:/usr/bin" BB_ADDITIONAL_PATH;
//const int const_int_1 = 1;
/* explicitly = 0, otherwise gcc may make it a common variable
* and it will end up in bss */
const int const_int_0 = 0;
#if ENABLE_FEATURE_WTMP
/* This is usually something like "/var/adm/wtmp" or "/var/log/wtmp" */
const char bb_path_wtmp_file[] ALIGN1 =
# if defined _PATH_WTMP
_PATH_WTMP;
# elif defined WTMP_FILE
WTMP_FILE;
# else
# error unknown path to wtmp file
# endif
#endif