Commit Graph

26 Commits

Author SHA1 Message Date
Denis Vlasenko
7221c8c22d lineedit: reduce stack usage
netstat: reduce stack usage; fix handling of NULs in unix socket filenames

static.has_inode                                       1       -      -1
do_info                                              119     116      -3
deinit_S                                              60      51      -9
unix_do_one                                          578     451    -127
parse_and_put_prompt                                 966     825    -141
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/4 up/down: 0/-281)           Total: -281 bytes
2007-12-03 10:45:14 +00:00
Denis Vlasenko
6672c8e480 test: stop using lots of bss.
function                                             old     new   delta
test_main                                            425     456     +31
t_lex                                                 69      73      +4
syntax                                               100     104      +4
ptr_to_statics                                         8      12      +4
t_wp_op                                                4       -      -4
t_wp                                                   4       -      -4
ngroups                                                4       -      -4
group_array                                            4       -      -4
binop                                                590     585      -5
oexpr                                                104      97      -7
aexpr                                                101      94      -7
nexpr                                                831     820     -11
leaving                                              156       -    -156
------------------------------------------------------------------------------
(add/remove: 0/5 grow/shrink: 4/4 up/down: 43/-202)          Total: -159 bytes
   text    data     bss     dec     hex filename
 775098     929    9084  785111   bfad7 busybox_old
 775107     933    8908  784948   bfa34 busybox_unstripped
2007-11-30 07:29:05 +00:00
Denis Vlasenko
73cb1fdfea lineedit: stop using both data/bss and tons of stack.
stack usage was ~10 kb!
unfortunately, noticeable code size growth:
   text    data     bss     dec     hex filename
   9252      12     181    9445    24e5 busybox.t7/libbb/lineedit.o
   9714       4       0    9718    25f6 busybox.t8/libbb/lineedit.o
2007-11-10 01:35:47 +00:00
Denis Vlasenko
037576d77b read_line_input: fix it to not do any fancy editing if echoing is disabled.
ash: make read handling both more correct and smaller

read_line_input                                     4037    4101     +64
input_backward                                       140     139      -1
readcmd                                             1079    1070      -9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/2 up/down: 65/-10)             Total: 54 bytes
   text    data     bss     dec     hex filename
 777575    1000    9532  788107   c068b busybox_old
 777629    1000    9532  788161   c06c1 busybox_unstripped
2007-10-20 18:30:38 +00:00
Denis Vlasenko
f74194e942 xatonum.h: add comment
lineedit: fix typo in comment
httpd: support for proxying connection to other http server
(by Alex Landau <landau_alex@yahoo.com>)
2007-10-18 12:54:39 +00:00
Denis Vlasenko
feb7ae7f01 printf("%s\n") -> puts() 2007-10-01 12:05:12 +00:00
Denis Vlasenko
e918e155ed remove stray semicolon 2007-09-28 21:56:36 +00:00
Denis Vlasenko
4daad9004d introduce bb_putchar(). saves ~1800 on uclibc (less on glibc). 2007-09-27 10:20:47 +00:00
Denis Vlasenko
86b29ea9e8 lineedit: plug memory leak 2007-09-27 10:17:16 +00:00
Denis Vlasenko
6a5377ac14 documentation bits in comments, no code changes 2007-09-25 18:35:28 +00:00
Denis Vlasenko
dc757aa16c introduce and use bb_basename()
function                                             old     new   delta
bb_basename                                            -      26     +26
sv_main                                             1226    1225      -1
passwd_main                                         1985    1983      -2
showdirs                                             482     478      -4
sendCgi                                             1811    1807      -4
make_device                                         1354    1350      -4
handleIncoming                                      2443    2439      -4
func_name                                             82      78      -4
service_name                                        2292    2285      -7
main                                                 909     901      -8
cmp_main                                             555     547      -8
test_main                                            434     422     -12
act                                                  228     216     -12
find_pair                                            180     164     -16
rmmod_main                                           298     280     -18
find_pid_by_name                                     156     134     -22
modprobe_main                                       1606    1576     -30
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/16 up/down: 26/-156)         Total: -130 bytes
   text    data     bss     dec     hex filename
 734933    3028   14400  752361   b7ae9 busybox_old
 734801    3028   14400  752229   b7a65 busybox_unstripped
2007-06-30 08:04:05 +00:00
Denis Vlasenko
e8a0788b24 moved biggest stack buffers to malloc space, or made their size configurable
(8k of shell line edit buffer is an overkill)

# make ARCH=i386 bloatcheck
function                                             old     new   delta
read_line_input                                     3933    3967     +34
ifaddrlist                                           348     345      -3
do_loadfont                                          208     191     -17
edit_file                                            840     819     -21
.rodata                                           129112  129080     -32
uncompress                                          1305    1268     -37
loadfont_main                                        566     495     -71
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/6 up/down: 34/-181)          Total: -147 bytes
2007-06-10 15:08:44 +00:00
Denis Vlasenko
9a7d38fe24 delete tons of extra #includes 2007-05-31 22:42:12 +00:00
Denis Vlasenko
b6adbf1be2 usage.c: remove reference to busybox.h
*: s/include "busybox.h"/include "libbb.h"
2007-05-26 19:00:18 +00:00
Denis Vlasenko
0922192740 lineedit: state->hist_file doesn't exist if !FEATURE_EDITING_SAVEHISTORY,
#ifdef it out
2007-04-15 13:21:01 +00:00
Denis Vlasenko
5f9468e996 lineedit: nuke two unused variables and code which sets them
applets: do not even try to read config if run by real root
msh: use named constants (O_RDONLY etc) in open() instead of magic numbers,
     other minor code size reduction.
2007-04-14 13:22:09 +00:00
Denis Vlasenko
bf3561fd15 lineedit: do not try to open NULL history file 2007-04-14 10:10:40 +00:00
Denis Vlasenko
6b343ddbc8 fix inadvertently leaked PWD_BUFFER_SIZE 2007-03-18 00:57:15 +00:00
Denis Vlasenko
5df955fce2 Do not fail password check if shadow password does not exist -
fall back to ordinary one

Reduced usage of functions returning datain static buffers.
(mostly passwd/group/shadow related):

function                                             old     new   delta
correct_password                                     143     193     +50
sulogin_main                                         490     533     +43
adduser_main                                         732     774     +42
passwd_main                                         1875    1915     +40
addgroup_main                                        330     365     +35
bb_internal_getspnam                                  38       -     -38
bb_internal_fgetpwent                                 38       -     -38
bb_internal_fgetgrent                                 38       -     -38
static.resultbuf                                     168      88     -80
static.buffer                                       1872    1104    -768
------------------------------------------------------------------------------
(add/remove: 0/3 grow/shrink: 5/2 up/down: 210/-962)         Total: -752 bytes
2007-03-13 13:01:14 +00:00
Denis Vlasenko
6ca0444420 syslogd: fix "readpath bug" by using readlink instead
libbb: rename xgetcwd and xreadlink
2007-02-11 16:19:28 +00:00
Denis Vlasenko
e968fcd562 lineedit: add missing #if/#endif
init: fix warnings
2007-02-03 02:42:47 +00:00
Denis Vlasenko
ab2aea4447 preparatory patch for -Wwrite-strings #4 2007-01-29 22:51:58 +00:00
Denis Vlasenko
769d1e05e6 fix warning from needlessly-global functions 2007-01-22 23:04:27 +00:00
Denis Vlasenko
703e20235a cleanups: unnecessary casts, unified const_1, eliminate cross-.c file
prototypes (heresy!), add spaces in places like "flags&NETSTAT_CONNECTED",
removed unused #defines, #ifdef -> #if, use uint32_t for ipv4 addrs.
2007-01-22 14:12:08 +00:00
Denis Vlasenko
35d4da0fb5 exterminate u_intXXX.
fix ping6 buglet (memset is too short), minor sync between ping and ping6
2007-01-22 14:04:27 +00:00
Denis Vlasenko
95fef7071e move shell/cmdedit.c -> libbb/lineedit.c 2007-01-22 09:03:42 +00:00