sys/arch/atari/stand/tostools/aptck/setrev.awk

   1 #!/usr/bin/awk -f
   2 #
   3 # $NetBSD: setversion,v 1.1.1.1 1996/01/07 21:54:17 leo Exp $
   4 #
   5 function revcmp(r1, r2,    n1, n2, a1, a2, n, i) {
   6         n1 = split(r1, a1, "\.")
   7         n2 = split(r2, a2, "\.")
   8         n = (n1 < n2) ? n1 : n2
   9
  10         for (i = 1; i <= n; ++i) {
  11                 if (a1[i] != a2[i])
  12                         return(a1[i] - a2[i])
  13         }
  14         if (n1 != n2)
  15                 return(n1 - n2)
  16         return(0)
  17 }
  18
  19 BEGIN {
  20         destfile = ARGV[1]
  21         rev = "0.0"
  22 }
  23
  24 {
  25         if (revcmp($4, rev) > 0)
  26                 rev = $4
  27         next file
  28 }
  29
  30 END {
  31         while ((e = getline <destfile) > 0) {
  32                 if (/"\$Revision.*\$"/)
  33                         sub("\\\$Revision.*\\\$", "Revision " rev)
  34                 print
  35         }
  36         if (e)
  37                 exit(1)
  38         exit(0)
  39 }