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conf: improve simple integer math expressions - brackets

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Add brackets to the simple math expressions like:

  $[($a+($val+100))/2]

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2021-11-30 14:32:58 +01:00
parent 7b6da9ee6d
commit 9b53b1f0fb
2 changed files with 19 additions and 9 deletions
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2
test/lsb/config.c
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@ -574,8 +574,10 @@ static void test_evaluate_string(void)
{ .expr = "$[0xff&0xfc]", .result = 0xfc },
{ .expr = "$[4294967296+10]", .result = 4294967306LL },
{ .expr = "$[$var10+1]", .result = 11 },
{ .expr = "$[1+1+1]", .result = 11 },
{ .expr = "$[$var10 + $var50]", .result = 60 },
{ .expr = "$[ $var10 + $[ $var50 + 10 ] ]", .result = 70 },
{ .expr = "$[ ( $var10 + ( $var50 + 112 ) ) + 5 ]", .result = 177 },
{ .expr = NULL, .result = 0 },
};
snd_config_t *dst;