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312 Commits

Author SHA1 Message Date
Denis Vlasenko
05efca90d2 tar: fix obscure case when name is "" and prefix is not "" 2008-04-29 04:12:58 +00:00
Denis Vlasenko
d93400bffb tar: fix the case where long base names can be ignored 2008-04-29 03:54:16 +00:00
Denis Vlasenko
5a07a1d255 tar: move vfork into separate function (smaller code) 
open_transformer: more informative error messages

function                                             old     new   delta
vfork_compressor                                       -     210    +210
writeTarFile                                         547     299    -248
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/1 up/down: 210/-248)          Total: -38 bytes
 2008-04-21 21:56:07 +00:00
Denis Vlasenko
bc1918a7a2 trivial fixes to make bbox compile with gcc 4.3.0 2008-04-15 01:17:50 +00:00
Denis Vlasenko
1af00eda92 cpio: fix a bug where we do not extract zero-sized hardlinks 
(spotted at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=466771).
Add testsuite entry for that, and another one for another bug:
we do not list hardlinks in cpio -t (not fixed).

function                                             old     new   delta
get_header_cpio                                      884     909     +25
static.saved_hardlinks_created                         -       4      +4
static.pending_hardlinks                               4       -      -4
static.inode                                           4       -      -4
cpio_main                                           1122    1060     -62
 2008-04-05 02:44:30 +00:00
Denis Vlasenko
c0183e6e0d unlzma: shrink by Pascal Bellard <pascal.bellard AT ads-lu.com> 2008-03-18 03:13:25 +00:00
Denis Vlasenko
9f153f610f fsck_minix: getopt32-ification; code shrink; reduce stack usage; 
fix bug in map_block2: s/(blknr >= 256 * 256)/(blknr < 256 * 256)/

function                                             old     new   delta
get_inode_common                                       -     291    +291
add_zone_common                                        -     205    +205
ask                                                  229     215     -14
write_super_block                                    109      90     -19
write_block                                          653     629     -24
bad_zone                                              95      64     -31
read_block                                           241     198     -43
fsck_minix_main                                     3285    3195     -90
add_zone2                                            217      34    -183
add_zone                                             216      33    -183
recursive_check                                     1097     866    -231
recursive_check2                                    1340     956    -384
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/10 up/down: 496/-1202)       Total: -706 bytes
   text    data     bss     dec     hex filename
 799349     661    7428  807438   c520e busybox_old
 798437     661    7428  806526   c4e7e busybox_unstripped
 2008-03-17 08:32:26 +00:00
Denis Vlasenko
444639cc21 unlzma: save a few more bytes, and maybe even a bit faster now 2008-03-02 18:56:23 +00:00
Denis Vlasenko
c3fff877e1 unlzma: if !LZMA_FAST, save ~200 more bytes (Pascal Bellard <pascal.bellard AT ads-lu.com>) 2008-03-02 18:55:49 +00:00
Denis Vlasenko
431a7c9c53 tar: optional autodetection of gz/bz2 compressed tarballs. 
+130 bytes. Closes bug 992.
 2008-02-19 11:26:28 +00:00
Denis Vlasenko
3718832a15 *: more readable handling of pipe fds. No code changes. 2008-02-16 13:20:56 +00:00
Denis Vlasenko
284d0faed6 random s/short/int/ 
add_cmd                                             1189    1190      +1
xconnect_ftpdata                                     118     117      -1
data_align                                            86      84      -2
process_files                                       2101    2096      -5
forkexec                                            1345    1334     -11
 2008-02-16 13:18:17 +00:00
Denis Vlasenko
e00e5025ec tar: real support for -p. +200 if selected. 
By Natanael Copa <natanael.copa at gmail.com>
 2008-02-14 20:37:54 +00:00
Denis Vlasenko
12c0622231 tar: do "short EOF" compat only if CONFIG_DESKTOP. 
ash: add a comment about new minor bug
 2008-02-14 08:52:30 +00:00
Denis Vlasenko
23ffb6a4a2 tar: compat: handle tarballs with only one zero block at the end 2008-02-13 17:52:42 +00:00
Denis Vlasenko
e8ef7ec7de unzip: do not try to read entire compressed stream at once (it can be huge) 
unzip: handle short reads correctly
 2008-02-04 12:12:48 +00:00
Denis Vlasenko
847fa779af *: tidy up usage of char **environ 2008-01-28 22:45:43 +00:00
Paul Fox
16aec39ebe add comment clarifying busybox's use of non-standard tar header 2007-11-17 19:11:05 +00:00
Denis Vlasenko
8512862163 tar: fix a case where glibc detects bogus buffer overrun 
which is not really there!
 2007-11-16 20:35:30 +00:00
Denis Vlasenko
059c91711f open_transformer: do not duplicate "<program> -cf -" 
text    data     bss     dec     hex filename
 677858     738    7236  685832   a7708 busybox_old
 677804     738    7236  685778   a76d2 busybox_unstripped
 2007-11-12 02:13:12 +00:00
Denis Vlasenko
4bfb84db4e gzip: fix a case where tar xzf fails (we use uninitialized fd) 2007-11-12 01:44:49 +00:00
Denis Vlasenko
77f1ec1b9b bzip2: port bzip2 1.0.4 to busybox. note: bzip2 code resides 
in separate directory (archival/bz/*)
and is covered by BSD-style license.
code size: 13k
 2007-10-13 03:36:03 +00:00
Denis Vlasenko
52a4388d95 bunzip: small code shrink and consmetics 
read_bunzip                                          276     283      +7
get_bits                                             184     162     -22
get_next_block                                      1833    1810     -23
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 7/-45)             Total: -38 bytes
 2007-10-10 20:53:41 +00:00
Denis Vlasenko
91e80c2be7 delete now unused check_header_gzip.c 
sum: do not use uintmax needlessly
 2007-10-05 20:29:31 +00:00
Denis Vlasenko
5dd8a03665 gunzip: support concatenated gz files. 
text    data     bss     dec     hex filename
 770988    1029    9552  781569   bed01 busybox.t0/busybox
 771105    1029    9552  781686   bed76 busybox.t3/busybox
 2007-10-05 15:26:08 +00:00
Denis Vlasenko
66bbfbd581 bunzip2: trim verbose messages 
text    data     bss     dec     hex filename
 770752    1029    9696  781477   beca5 busybox_old
 770691    1029    9696  781416   bec68 busybox_unstripped
 2007-09-28 23:45:56 +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
0beaff8c19 update Glenn McGrath's email address 2007-09-21 13:16:32 +00:00
Denis Vlasenko
476b070036 style fix, no code changes 2007-09-09 14:11:11 +00:00
Denis Vlasenko
bf8fcaceb7 open_transformer: fix vda's goofup 2007-09-09 11:20:55 +00:00
Denis Vlasenko
211f7f88ae tar + gzip/bzip2/etc: support NOMMU machines (by Alex Landau <landau_alex@yahoo.com>) 2007-09-05 11:48:32 +00:00
Denis Vlasenko
7e0fbf9c26 tar: conditionally don't wait for vforked child to exec, as it always 
works right on Linux, and anyway mayresult only on less-than-clear error
message only, it will not cause tar to misbehave.

function                                             old     new   delta
open_transformer                                      98      80     -18
writeTarFile                                         714     547    -167
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-185)           Total: -185 bytes
   text    data     bss     dec     hex filename
 770651    1051   10764  782466   bf082 busybox_old
 770463    1051   10764  782278   befc6 busybox_unstripped
 2007-09-04 19:33:22 +00:00
Denis Vlasenko
856be770a6 assorted fixes for breakage found by randomconfig 2007-08-17 08:29:48 +00:00
Denis Vlasenko
e324184c05 s/#ifdef CONFIG_/#if ENABLE_/g 2007-08-13 10:36:25 +00:00
Denis Vlasenko
6ca409e0e4 trylink: produce even more info about final link stage 
trylink: explain how to modify link and drastically decrease amount
  of padding (unfortunately, needs hand editing ATM).
*: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts

size saving: 0.5k
 2007-08-12 20:58:27 +00:00
Denis Vlasenko
b71c668c57 style fix (stray space before ';') 2007-07-21 15:08:09 +00:00
Denis Vlasenko
a80b4a0fa7 tar: improve OLDGNU compat, make old SUN compat configurable 2007-06-21 12:41:59 +00:00
Denis Vlasenko
7510384107 do not do utime() on links, it acts on link targets, and we don't want that. 
rename link_name to link_target, less confusing this way.
 2007-06-20 14:49:47 +00:00
Denis Vlasenko
3ad5d0cbbe diff: shrink code (-85 bytes): 
function                                             old     new   delta
fiddle_sum                                             8       -      -8
diffreg                                             2717    2690     -27
prepare                                              334     284     -50
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/2 up/down: 0/-85)             Total: -85 bytes

s/ATTRIBUTE_ALWAYS_INLINE/ALWAYS_INLINE/g
 2007-06-12 20:54:54 +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
c14d39e83a rmp: add optional support for bz2 data. +50 bytes of code 2007-06-08 13:05:39 +00:00
Denis Vlasenko
9a7d38fe24 delete tons of extra #includes 2007-05-31 22:42:12 +00:00
Denis Vlasenko
fad2b86c9e use "glibc errno" trick not only for ash, but for entire busybox 
(add/remove: 1/1 grow/shrink: 37/37 up/down: 139/-228)        Total: -89 bytes
 2007-05-31 22:16:38 +00:00
Denis Vlasenko
4b924f3a5c whitespace fixes 2007-05-30 00:29:55 +00:00
Denis Vlasenko
5a6aeddfa7 xpipe: introduce (saves ~170 bytes) 
udhcp/signalpipe.c: use pipe instead of socketpair.
 2007-05-26 16:44:20 +00:00
Denis Vlasenko
87468857f6 style fixes 2007-04-13 23:22:00 +00:00
Denis Vlasenko
c6758a07c6 make compressed help code NOMMU- and NOFORK-friendly - 
no forking anymore, bunzip2 unpack routine now does all it in memory.
 2007-04-10 21:40:19 +00:00
Denis Vlasenko
335b63d8d1 make a few struct bb_applet members conditional 
rename sllep_and_die -> xfunc_die
make fflush_stdout_and_exit NOFORK-safe
fix some buglets found by randomconfig
 2007-04-10 21:38:30 +00:00
Denis Vlasenko
246b5c3916 one-liner: fix indentation 2007-04-10 17:18:12 +00:00
Denis Vlasenko
b38cf3ff8a bunzip2: big style cleanup. No code changes apart from one s/write/safe_write/ 
(verified with objdump).
 2007-04-10 17:16:33 +00:00