#	RADCON
#
#	Radix conversion procedures
#
#	Ralph E. Griswold
#
#	Last modified 5/29/83
#


procedure exbase10(i,j)
   static digits
   local s, d, sign
   initial digits := "0123456789" || &lcase
   if i = 0 then return 0
   if i < 0 then {
      sign := "-"
      i := -i
      }
   else sign := ""
   s := ""
   while i > 0 do {
      d := i % j
      if d > 9 then d := digits[d + 1]
      s := d || s
      i /:= j
      }
   return sign || s
end

procedure inbase10(s,i)
   if s[1] == "-" then return "-" || integer(i || "r" || s[2:0])
   else return integer(i || "r" || s)
end

procedure radcon(s,i,j)
   return exbase10(inbase10(s,i),j)
end