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1468 Commits

Author SHA1 Message Date
Denys Vlasenko
fe78c9a8b7 ts: do call localtime() when neither -s nor -i specified 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-26 11:51:21 +01:00
Denys Vlasenko
973698d7b1 ts: use gettimeofday - we don't use nanoseconds here 
function                                             old     new   delta
ts_main                                              398     376     -22

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-26 11:44:48 +01:00
Denys Vlasenko
3395e2a8ef ts: replace overlapping strcpy with shorter code 
function                                             old     new   delta
ts_main                                              401     398      -3

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-26 11:41:35 +01:00
Denys Vlasenko
f370a66b26 ts: fix incorrect (copy-pasted) copyright attribution 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-26 11:12:53 +01:00
Denys Vlasenko
16df5e8e6d ts: new applet 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-26 11:02:31 +01:00
Denys Vlasenko
5059653882 do not duplicate CONFIG_PID_FILE_PATH and ".pid" strings 
text	   data	    bss	    dec	    hex	filename
 981737	    485	   7296	 989518	  f194e	busybox_old
 981704	    485	   7296	 989485	  f192d	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-03-17 19:48:39 +01:00
Nikolaus Voss
f81e0120f4 i2c_tools.c: i2ctransfer 
Call i2c_set_slave_addr() unconditionally as busy checking
is skipped depending on force argument.
Clarify usage texts for -f and -a flags.

Signed-off-by: Nikolaus Voss <nv@vosn.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-02-11 12:34:13 +01:00
Nikolaus Voss
dac8f5ea38 i2ctransfer: new applet 
i2ctransfer sends and receives user defined i2c messages

v2: apply Xabier's comments: add -a option, don't decrement argc,
    use bb_show_usage() and xzalloc()
v3: fix possible out of bound access to msgs[nmsgs]

Reviewed-by: Xabier Oneca -- xOneca <xoneca@gmail.com>
Signed-off-by: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-02-10 19:59:07 +01:00
Denys Vlasenko
53799506ac bc: implement pass-by-reference code from upstream 
function                                             old     new   delta
zxc_program_popResultAndCopyToVar                    298     493    +195
bc_vec_pushIndex                                       -      75     +75
zxc_vm_process                                       859     928     +69
xc_program_dereference                                 -      66     +66
bc_vec_npush                                           -      65     +65
zbc_num_s                                            239     249     +10
zxc_program_num                                     1024    1032      +8
zbc_num_divmod                                       150     156      +6
xc_program_search                                    143     146      +3
zxc_program_assign                                   392     389      -3
zdc_program_execStr                                  520     517      -3
xc_program_pushVar                                   198     195      -3
zxc_program_exec                                    4101    4092      -9
zbc_program_call                                     318     308     -10
zbc_func_insert                                      120     104     -16
zbc_parse_stmt_possibly_auto                        1460    1439     -21
bc_vec_push                                           53      12     -41
xc_parse_pushIndex                                    61      18     -43
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 6/9 up/down: 497/-149)          Total: 348 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-25 16:22:15 +01:00
Denys Vlasenko
cfc2546ea4 bc: code shrink 
function                                             old     new   delta
xc_parse_pushInst_and_Index                            -      16     +16
zbc_parse_expr                                      1818    1816      -2
xc_parse_pushIndex                                    65      61      -4
zbc_parse_pushSTR                                     63      58      -5
zbc_parse_name                                       448     442      -6
xc_parse_pushNUM                                      74      67      -7
zdc_parse_expr                                       479     470      -9
bc_parse_pushJUMP_ZERO                                21      12      -9
bc_parse_pushJUMP                                     21      12      -9
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/8 up/down: 16/-51)            Total: -35 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-09 11:17:19 +01:00
Denys Vlasenko
a1698a15dc bc: remove "empty expression" check/message, parsing fails in these cases anyway 
function                                             old     new   delta
zbc_parse_expr                                      1848    1818     -30

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-08 19:32:38 +01:00
Denys Vlasenko
132d7c098b bc: zbc_parse_expr_empty_ok() is unused except by zbc_parse_expr(), fold it in 
function                                             old     new   delta
zbc_parse_expr                                      1865    1848     -17

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-08 19:29:35 +01:00
Denys Vlasenko
fc7aa7a296 bc: disallow invalid syntax like "{ print 1 print 2 }" 
statement parsing must NOT eat the terminator: caller needs to know
what it was, to correctly decide whether it is a valid one.

function                                             old     new   delta
zxc_program_read                                       -     234    +234
zdc_program_printStream                                -     144    +144
zbc_parse_stmt_possibly_auto                        1413    1460     +47
zxc_vm_process                                       869     859     -10
zxc_program_exec                                    4116    4101     -15
zdc_program_asciify                                  368       -    -368
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 1/2 up/down: 425/-393)           Total: 32 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-08 18:10:00 +01:00
Denys Vlasenko
edca770d11 sleep: support "inf" 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-07 15:20:56 +01:00
Denys Vlasenko
e05ec6ed3e bc: shorten "limits" output 
text	   data	    bss	    dec	    hex	filename
 979016	    485	   7296	 986797	  f0ead	busybox_old
 978959	    485	   7296	 986740	  f0e74	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 16:26:19 +01:00
Denys Vlasenko
f11b5b9864 bc: formatting changes, added a FIXME comment, no logic changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 15:54:40 +01:00
Denys Vlasenko
54f5c1d600 bc: support void functions (GNU compat) 
function                                             old     new   delta
xc_program_print                                       -     689    +689
zxc_vm_process                                       814     869     +55
zxc_program_exec                                    4098    4116     +18
zxc_program_assign                                   385     392      +7
bc_result_free                                        43      46      +3
zxc_program_binOpPrep                                243     245      +2
zdc_program_execStr                                  518     520      +2
zxc_program_print                                    683       -    -683
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 6/0 up/down: 776/-683)           Total: 93 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 13:58:46 +01:00
Denys Vlasenko
1db367a8e6 dc: fit returning of string 
function                                             old     new   delta
zxc_program_exec                                    4087    4098     +11

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 06:18:00 +01:00
Denys Vlasenko
6842c6062a dc: fix '?' 
function                                             old     new   delta
zdc_parse_expr                                       470     479      +9
zxc_vm_process                                       839     814     -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 9/-25)             Total: -16 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 05:41:47 +01:00
Denys Vlasenko
377cc97b19 bc: eliminate struct BcInstPtr::results_len_before_call, it is redundant 
function                                             old     new   delta
zbc_program_call                                     332     318     -14
zxc_program_exec                                    4147    4087     -60
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-74)             Total: -74 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 00:35:31 +01:00
Denys Vlasenko
02c3d7a1c9 bc: add a palceholder comment for "void" return 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 00:21:29 +01:00
Denys Vlasenko
19c3eb0b04 bc: remove extra div/0 test, remove test for string function parameter 
function                                             old     new   delta
zbc_program_call                                     354     332     -22
zxc_program_assign                                   426     385     -41
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-63)             Total: -63 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-04 00:05:07 +01:00
Denys Vlasenko
96b5ec10fb bc: fix "...; return}" to work, disallow "return ()" 
function                                             old     new   delta
zbc_parse_expr                                        24    1865   +1841
zbc_parse_stmt_possibly_auto                        1425    1413     -12
bc_parse_expr_empty_ok                              1843       -   -1843
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/1 up/down: 1841/-1855)        Total: -14 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-03 23:34:36 +01:00
Denys Vlasenko
ae6c44ea15 bc: make error line number also size_t, like everything else 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-02 16:30:24 +01:00
Denys Vlasenko
266bec8ba7 bc: speed up string printing, fix print "" 
function                                             old     new   delta
static.esc                                             -       9      +9
zxc_program_print                                    681     683      +2
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/0 up/down: 11/0)               Total: 11 bytes
   text	   data	    bss	    dec	    hex	filename
 979144	    485	   7296	 986925	  f0f2d	busybox_old
 979062	    485	   7296	 986843	  f0edb	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-02 05:03:53 +01:00
Denys Vlasenko
2231468a2f bc: upstream fixes 
function                                             old     new   delta
bc_parse_expr_empty_ok                              1764    1843     +79
bc_error_at                                            -      62     +62
bc_parse_inst_isLeaf                                   -      30     +30
zbc_func_insert                                      100     120     +20
bc_error_bad_function_definition                       -      10     +10
bc_error_bad_assignment                                -      10     +10
zxc_lex_next                                        1608    1614      +6
ok_in_expr                                            30       -     -30
zxc_vm_process                                       874     839     -35
------------------------------------------------------------------------------
(add/remove: 4/1 grow/shrink: 3/1 up/down: 217/-65)           Total: 152 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-01 21:50:14 +01:00
Denys Vlasenko
51b510a480 bc: in xc_read_line(), check ^C on NUL input bytes too 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2019-01-01 02:19:02 +01:00
Denys Vlasenko
8797adc1c6 bc: remove superfluous assigment 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-31 19:50:06 +01:00
Denys Vlasenko
680ccd3573 bc: support ibase up to 36 (GNU compat) 
function                                             old     new   delta
zxc_program_num                                      995    1018     +23

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-31 19:42:13 +01:00
Denys Vlasenko
2747f6195b bc: fold xc_lex_more_input() into peek_inbuf() 
function                                             old     new   delta
peek_inbuf                                            69      56     -13

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-31 18:48:59 +01:00
Denys Vlasenko
2cd8c04632 bc: tidying up, no logic changes 
function                                             old     new   delta
bc_ops_prec_and_assoc                                  -      25     +25
xc_vm_init                                           665     663      -2
bc_parse_ops                                          25       -     -25
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/1 up/down: 25/-27)             Total: -2 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-30 15:56:36 +01:00
Denys Vlasenko
8ab209f00e bc: simplify representation of 0.5 in sqrt() 
function                                             old     new   delta
zxc_program_exec                                    4012    4149    +137
zdc_program_printStream                              144       -    -144
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/0 up/down: 137/-144)           Total: -7 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-29 16:23:34 +01:00
Denys Vlasenko
374d2c47ec bc: remove special-cased assignment to ibase, it works correctly with general rules 
function                                             old     new   delta
zxc_program_print                                    683     681      -2
zxc_program_prep                                      91      89      -2
zxc_program_copyToVar                                300     298      -2
zdc_program_printStream                              146     144      -2
zdc_program_execStr                                  520     518      -2
zdc_program_asciify                                  370     368      -2
zxc_program_exec                                    4016    4012      -4
zdc_program_modexp                                   694     688      -6
zxc_program_num                                     1020     995     -25
zxc_program_binOpPrep                                306     243     -63
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/10 up/down: 0/-110)          Total: -110 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-29 14:52:30 +01:00
Denys Vlasenko
d5b0fa6abf bc: more fixes for unusual input bases 
function                                             old     new   delta
zxc_program_num                                      990    1020     +30
zxc_lex_number                                       172     202     +30
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 60/0)               Total: 60 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-29 03:08:12 +01:00
Denys Vlasenko
e16a5223d2 bc: fix handling of "digits" above 9 
function                                             old     new   delta
zxc_lex_next                                        1573    1608     +35
xc_parse_pushIndex                                    58      56      -2
xc_program_index                                      71      63      -8
zxc_program_num                                     1022     990     -32
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 35/-42)             Total: -7 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-29 02:24:19 +01:00
Denys Vlasenko
b86b39bfda config: more tweaks 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-28 17:52:43 +01:00
Denys Vlasenko
cdadad58a1 bc: bc enables FEATURE_DC_BIG, for correct dc testsuite operation 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-28 15:13:23 +01:00
Denys Vlasenko
1476760600 bc: rename config options 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-28 13:32:04 +01:00
Denys Vlasenko
b097a84d62 config: update size information 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-28 03:20:17 +01:00
Denys Vlasenko
10bde14292 bc: rename functions common to bc and dc as xc_FOO() 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-27 18:23:58 +01:00
Denys Vlasenko
db8d607514 bc: G.prog.zero does not need initializing num[] vector 
function                                             old     new   delta
bc_vm_init                                           676     665     -11

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-27 18:08:49 +01:00
Denys Vlasenko
3d27d435db randomconfig fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-27 18:03:20 +01:00
Denys Vlasenko
2beb1f6faf bc: use ALIGN1 where appropriate 
text	   data	    bss	    dec	    hex	filename
 980138	    485	   7296	 987919	  f130f	busybox_old
 980128	    485	   7296	 987909	  f1305	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 21:17:12 +01:00
Denys Vlasenko
8af11087b2 bc: undo debugging change, add a small optimization 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 21:01:41 +01:00
Denys Vlasenko
ab9a98602f bc: simple speedups 
function                                             old     new   delta
bc_parse_pushName                                     20      56     +36
bc_program_index                                      47      71     +24
bc_parse_pushIndex                                    52      58      +6
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 66/0)               Total: 66 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 20:30:47 +01:00
Denys Vlasenko
f706a18f33 bc: use '\0' insteads of 0xff (BC_PARSE_STREND) as name terminator 
function                                             old     new   delta
zdc_program_printStream                                -     146    +146
zbc_program_exec                                    4003    4016     +13
zdc_parse_expr                                       473     470      -3
bc_parse_pushName                                     31      20     -11
bc_program_name                                       63      34     -29
zbc_program_pushArray                                147       -    -147
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 1/3 up/down: 159/-190)          Total: -31 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 20:02:27 +01:00
Denys Vlasenko
1c69ec1597 bc: reduce indentation, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 19:24:15 +01:00
Denys Vlasenko
8a56e3643f bc: fix "bc only" build 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 19:09:23 +01:00
Denys Vlasenko
1e87b97da6 bc: fix "dc only" build 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 19:06:05 +01:00
Denys Vlasenko
2f7352b4f5 bc: comment out code which appears to be never reached 
function                                             old     new   delta
zbc_lex_next                                        1587    1568     -19

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2018-12-26 18:59:42 +01:00