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Changed syntax of expressions. Each `expr' can be now either a numeric literal

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or a symbol or parenthesised filter expression.
This commit is contained in:
Martin Mares 2000-05-15 12:15:18 +00:00
parent 6be662d917
commit cc590a11a7
1 changed files with 1 additions and 6 deletions
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7
conf/confbase.Y
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@ -82,12 +82,7 @@ CF_ADDTO(conf, ';')
expr:
NUM
| expr '+' expr { $$ = $1 + $3; }
| expr '-' expr { $$ = $1 - $3; }
| expr '*' expr { $$ = $1 * $3; }
| expr '/' expr { if ($3) $$ = $1 / $3; else cf_error("Division by zero"); }
| expr '%' expr { if ($3) $$ = $1 % $3; else cf_error("Division by zero"); }
| '(' expr ')' { $$ = $2; }
| '(' term ')' { $$ = f_eval_int($2); }
| SYM { if ($1->class != SYM_NUMBER) cf_error("Number expected"); else $$ = $1->aux; }
;