Commit Graph

740 Commits

Author SHA1 Message Date
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
dee82b6b78 ash: comment non-obvious code part 2007-07-29 14:05:27 +00:00
Denis Vlasenko
b71c668c57 style fix (stray space before ';') 2007-07-21 15:08:09 +00:00
Denis Vlasenko
d4293c77f1 ash: fix SEGV in forkchild (jp can be NULL). here documents were affected. 2007-07-18 21:35:43 +00:00
Denis Vlasenko
bdc406d15d ash: make "jobs | cat" work like in bash (was giving empty output) 2007-07-15 01:13:25 +00:00
Denis Vlasenko
fcfaf2e18a ash: small size optimization
function                                             old     new   delta
makejob                                              263     270      +7
setjobctl                                            328     332      +4
jobscmd                                               96      94      -2
stoppedjobs                                           53      50      -3
jobctl                                                 4       1      -3
job_warning                                            4       1      -3
forkshell                                            644     641      -3
cmdloop                                              422     409     -13
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/6 up/down: 11/-27)            Total: -16 bytes
   text    data     bss     dec     hex filename
 675392    2740   13968  692100   a8f84 busybox_old
 675380    2740   13968  692088   a8f78 busybox_unstripped
2007-07-14 18:45:37 +00:00
Denis Vlasenko
8fdc4b7b06 ash: recognize -l as --login equivalent; do not recognize +-login 2007-07-14 11:33:10 +00:00
Denis Vlasenko
40ba9984fd ash: fix for buglet in DEBUG code (Nguyen Thai Ngoc Duy <pclouds@gmail.com>) 2007-07-14 00:48:29 +00:00
Denis Vlasenko
1fc6238ffa devfsd: fix formatting (Tito <farmatito@tiscali.it>)
ash: fix SEGV if type has zero parameters
2007-06-25 22:55:34 +00:00
Denis Vlasenko
80b8b39899 Consolidate ARRAY_SIZE macro; remove one unneeded global var (walter harms <wharms@bfs.de>) 2007-06-25 10:55:35 +00:00
Denis Vlasenko
b304eadca8 test: shrink a bit
function                                             old     new   delta
test_main                                              5     434    +429
bb_test                                              473       -    -473
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/0 up/down: 429/-473)          Total: -44 bytes
   text    data     bss     dec     hex filename
 735073    3028   14408  752509   b7b7d busybox_old
 735029    3028   14408  752465   b7b51 busybox_unstripped
2007-06-21 13:35:52 +00:00
Denis Vlasenko
ca525b4f24 *: BB_BANNER -> bb_banner (it is not a const or #define)!
correct_password: explain in detail why it is ok to use bb_banner
fsck_minix: make it print bb version, not it's own (outdated/irrelevant) one

Marginal size difference:
   text    data     bss     dec     hex filename
 679119    2700   15632  697451   aa46b busybox_old
 679091    2700   15632  697423   aa44f busybox_unstripped
2007-06-13 12:27:17 +00:00
Denis Vlasenko
d67cef2425 hush: fix read builtin to not read ahead past eol and to not use
insane amounts of stack. Testsuite updated.
2007-06-13 06:47:47 +00:00
Denis Vlasenko
f5f75c5e82 remove nearly-duplicate PATHs in several places
function                                             old     new   delta
bb_PATH_root_path                                      -      35     +35
varunset                                              60      58      -2
arith                                               2042    2033      -9
bb_default_root_login_path                            30       -     -30
.rodata                                           128794  128762     -32
which_main                                           152     117     -35
defpathvar                                            40       -     -40
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 0/4 up/down: 35/-148)          Total: -113 bytes
2007-06-12 22:35:19 +00:00
Denis Vlasenko
15611bb958 A few more string duplicates found & eliminated
# size busybox_old busybox_unstripped
   text    data     bss     dec     hex filename
 679693    2700   15632  698025   aa6a9 busybox_old
 679523    2700   15632  697855   aa5ff busybox_unstripped
2007-06-12 08:52:02 +00:00
Denis Vlasenko
bdbbb7ec49 make busybox --install work even if /proc/self/exe doesn't exist
# size busybox_old busybox_unstripped
   text    data     bss     dec     hex filename
 680095    2704   15648  698447   aa84f busybox_old
 680099    2704   15648  698451   aa853 busybox_unstripped
2007-06-08 15:02:55 +00:00
Denis Vlasenko
42bffbf360 hush: add missing dependencies (Maxime Bizon <mbizon@freebox.fr> (Freebox)) 2007-06-08 08:02:53 +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
27f79ff03d hush: trivial buglet found by randomconfig testing 2007-05-30 00:55:52 +00:00
Denis Vlasenko
4b924f3a5c whitespace fixes 2007-05-30 00:29:55 +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
5a6aeddfa7 xpipe: introduce (saves ~170 bytes)
udhcp/signalpipe.c: use pipe instead of socketpair.
2007-05-26 16:44:20 +00:00
Denis Vlasenko
ba7cf260fd hush: fix 'echo abcsleep 5def' + Ctrl-Z and Ctrl-C bugs. +50 bytes of code. 2007-05-25 14:34:30 +00:00
Denis Vlasenko
0a83fc3984 hush: avoid duplicating HUSH_VERSION 2007-05-25 11:12:32 +00:00
Denis Vlasenko
201c72a8d6 hush: micro-optimization in new variable code 2007-05-25 10:00:36 +00:00
Denis Vlasenko
28c0f0f4fe hush: we can't do without variable->value member, saving 25 bytes of code
and some runtime memory. Rename few variables.
2007-05-25 02:46:01 +00:00
Denis Vlasenko
d76c049cc4 hush: rework variable storage and environment handling.
More that -100 bytes of code + memory leak plugged.
Added a testcase for it.
2007-05-25 02:16:25 +00:00
Denis Vlasenko
163a855731 hush: update README with yet another failure case 2007-05-24 13:52:46 +00:00
Denis Vlasenko
5a1437d835 hush: fix segfaulting syntax error in interactive hush 2007-05-24 13:22:47 +00:00
Denis Vlasenko
cd7f4d27a2 hush: improve 2 testsuite tests 2007-05-24 13:22:01 +00:00
Denis Vlasenko
2b6bbad4db hush: add 2 tests for correct syntax error reporting 2007-05-24 12:26:39 +00:00
Denis Vlasenko
b055001b6a hush: fix handling of unmatched ${name (without closing '}') -
was eating all remaining input, potentially megabytes.
nofork: save/restore die_jmp too
nofork: use -2222 instead of -111 as "special" return valur for zero
(-111 is used by some applets. -2222 won't fit in exitcode and thus safer)
2007-05-24 12:18:16 +00:00
Denis Vlasenko
90e485ce79 hush: make syntax error messages a bit more useful 2007-05-23 15:22:50 +00:00
Denis Vlasenko
1744cb1861 hush: prepare testsuite for new, fixed error message format 2007-05-23 15:16:41 +00:00
Denis Vlasenko
170435c575 hush: fix job control with eval /bin/external_prog
hush: fix parsing of unterminated "str with no EOL
hush: improved make_string() (smaller, faster, needs less RAM)
hush: renamed several functions
2007-05-23 13:01:10 +00:00
Denis Vlasenko
1a7358612f hush: fix a bit different instance of "No EOL" bug,
add testsuite for that. Expand another testsuite.
2007-05-23 00:32:25 +00:00
Denis Vlasenko
94dace3016 fix execute bit on hush-misc/shift.tests 2007-05-23 00:26:32 +00:00
Denis Vlasenko
0681033918 hush: add 3 CONFIG_xxx, allowing for smaller and less capable hush.
Minimal hush is ~9k now (lash is ~7k).
2007-05-21 23:30:54 +00:00
Denis Vlasenko
8805eeb44a shells: update README and testsuite. environment memory leak
needs to be fixed - and documented!
2007-05-21 10:19:48 +00:00
Denis Vlasenko
219e88d050 hush: using smallints where we can. save ~20 bytes in code and
some data storage at runtime.
2007-05-21 10:18:23 +00:00
Denis Vlasenko
004baba2d6 hush: fix shift + $0 bug; add testcase 2007-05-20 22:22:18 +00:00
Denis Vlasenko
262d765351 hush: trivial size optimization 2007-05-20 21:52:49 +00:00
Denis Vlasenko
14b5dd9943 hush: make process substitution configurable; add a testcase 2007-05-20 21:51:38 +00:00
Denis Vlasenko
46846e25a4 ash: implement type -p, costs less than 10 bytes
(patch by Mats Erik Andersson <mats.andersson64@comhem.se>)
2007-05-20 13:08:31 +00:00
Denis Vlasenko
6d709972cd cttyhack: new applet. 2007-05-18 09:45:36 +00:00
Denis Vlasenko
5b34083004 several *.c files:
move 'extern environ' up to the location of #includes
2007-05-17 23:02:14 +00:00
Denis Vlasenko
c8be5ee325 hush: do "struct globals" trick. hush.o data+bss = 0 bytes now.
+60 bytes to image, but -8000 bytes in bss.
2007-05-17 15:38:46 +00:00
Denis Vlasenko
b6a741ffa7 hush: consolidated variable expansion for assignments and "normal" one.
-435 bytes. Tested against testsuite.
2007-05-17 14:38:17 +00:00
Denis Vlasenko
96f67dc69d more compile fixes from randomconfig run 2007-05-17 13:02:41 +00:00
Denis Vlasenko
c666f71e3b hush: take care of several easy FIXMEs. -228 bytes. 2007-05-16 22:18:54 +00:00