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Added new rule for prefix length / netmask.

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This commit is contained in:
Martin Mares 1998-12-06 23:10:45 +00:00
parent cc12cf05c7
commit 89d2355d3d
1 changed files with 14 additions and 1 deletions
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15
conf/confbase.Y
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@ -32,7 +32,7 @@ CF_DECLS
%token <s> SYM %token <s> SYM
%token <t> TEXT %token <t> TEXT
%type <i> expr bool %type <i> expr bool pxlen
%left '+' '-' %left '+' '-'
%left '*' '/' '%' %left '*' '/' '%'
@ -88,6 +88,19 @@ bool:
| /* Silence means agreement */ { $$ = 1; } | /* Silence means agreement */ { $$ = 1; }
; ;
/* Prefixes and netmasks */
pxlen:
'/' NUM {
if ($2 < 0 || $2 > 32) cf_error("Invalid prefix length %d", $2);
$$ = $2;
}
| ':' IPA {
$$ = ipa_mklen($2);
if ($$ < 0) cf_error("Invalid netmask %I", $2);
}
;
CF_CODE CF_CODE
CF_END CF_END