Denys Vlasenko
19a74a54de
shell/math: change ?: nesting code to not have 63 level nesting limitation
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function old new delta
evaluate_string 1406 1432 +26
arith 36 29 -7
arith_apply 998 990 -8
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(add/remove: 0/0 grow/shrink: 1/2 up/down: 26/-15) Total: 11 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2023-06-17 11:03:02 +02:00
Denys Vlasenko
6221832bc1
shell/math.h: update comments, rearrange struct members for smaller code
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function old new delta
arith_apply 1000 998 -2
evaluate_string 1414 1406 -8
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(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-10) Total: -10 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2023-06-17 10:40:29 +02:00
Denys Vlasenko
e127985839
shell/math: fix ?: to not evaluate not-taken branches
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This fixes ash-arith-arith-ternary1/2.tests
function old new delta
evaluate_string 1271 1432 +161
arith_apply 968 1000 +32
arith 22 36 +14
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 207/0) Total: 207 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2023-06-16 19:51:01 +02:00
Denys Vlasenko
8b35f207bb
shell: move all definitions of strto_arith_t() together
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-05-26 14:02:10 +02:00
Denys Vlasenko
9edd268bad
shell: implement optional "BASE#nnnn" numeric literals
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function old new delta
evaluate_string 729 851 +122
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-05-19 17:23:31 +02:00
Denys Vlasenko
9bf6780c28
shell: add TODO comment about BASE#nnn literals
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-05-16 09:56:45 +02:00
Denys Vlasenko
0b8835861b
Make it possible to select "sh" and "bash" aliases without selecting ash or hush
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The same can be done for msh, but we are probably better off just deleting it
in a next versio or two.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-12-23 16:56:43 +01:00
Denys Vlasenko
1961aea305
move endofname() to libbb
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-02-26 00:36:53 +01:00
Denys Vlasenko
bed7c81ea2
shell/math: deconvolute and explain ?: handling. Give better error message
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function old new delta
arith_apply 1271 1283 +12
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-16 11:50:46 +02:00
Denys Vlasenko
063847d6bd
shell/math: return string error indicator, not integer
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function old new delta
expand_and_evaluate_arith 87 106 +19
expand_one_var 1563 1570 +7
arith 12 18 +6
evaluate_string 678 680 +2
arith_apply 1269 1271 +2
builtin_umask 133 132 -1
ash_arith 118 75 -43
expand_vars_to_list 1094 1038 -56
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(add/remove: 0/0 grow/shrink: 5/3 up/down: 36/-100) Total: -64 bytes
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-15 13:33:02 +02:00
Denys Vlasenko
0eac8ff164
shell/math.c: stop using bss variable
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function old new delta
evaluate_string - 678 +678
expand_one_var 1543 1563 +20
builtin_type 114 116 +2
expand_and_evaluate_arith 89 87 -2
prev_chk_var_recursive 4 - -4
ash_arith 122 118 -4
arith_lookup_val 142 132 -10
arith 674 12 -662
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(add/remove: 1/1 grow/shrink: 2/4 up/down: 700/-682) Total: 18 bytes
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-13 12:49:52 +02:00
Denys Vlasenko
06d44d7dfb
shell/math.c: rename arith_eval_hooks to arith_state, put error code into it
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function old new delta
expand_and_evaluate_arith 79 89 +10
arith 675 674 -1
arith_lookup_val 151 142 -9
ash_arith 135 122 -13
arith_apply 1304 1269 -35
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(add/remove: 0/0 grow/shrink: 1/4 up/down: 10/-58) Total: -48 bytes
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-13 12:49:03 +02:00
Denys Vlasenko
8b2f13d84d
shell: unify endofname() in hush and ash
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function old new delta
builtin_umask 132 133 +1
changepath 195 194 -1
expand_and_evaluate_arith 77 69 -8
ash_arith 143 135 -8
expand_one_var 1551 1515 -36
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(add/remove: 0/0 grow/shrink: 1/4 up/down: 1/-53) Total: -52 bytes
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-07 12:19:33 +02:00
Denys Vlasenko
03dad22f8a
hush: use ash's read builtin
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function old new delta
shell_builtin_read - 1000 +1000
set_local_var_from_halves - 24 +24
setvar2 - 7 +7
...
popstring 140 134 -6
ash_main 1375 1368 -7
setvar 184 174 -10
arith_set_local_var 36 - -36
builtin_read 1096 185 -911
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 5/23 up/down: 1038/-1007) Total: 31 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-12 23:29:57 +01:00
Denys Vlasenko
71016baf55
printf: accept negative numbers for %x; sh: overflowed numbers are 0
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-05 16:24:29 +02:00
Denis Vlasenko
f81e8dbc74
*: make "pragma GCC visibility push(hidden)" less ugly
2009-04-09 12:35:13 +00:00
Denis Vlasenko
cc8289dc04
shell/math: randomconfig fix
2009-04-03 21:13:31 +00:00
Mike Frysinger
98c52645c0
split math code out of ash and into a standalone library so we can use it in any shell (like hush!)
2009-04-02 10:02:37 +00:00
