rc/bin/inst/mkini.awk

   1 BEGIN{
   2         m = "common"
   3         haveold = 0;
   4         while(getline <"/n/9fat/plan9-3e.ini" > 0){
   5                 haveold = 1
   6                 if($0 ~ /\[.*\]/){
   7                         m = substr($0, 2, length($0)-2)
   8                         continue
   9                 }
  10                 if(m=="menu" && $0 ~ /^menuitem=4e,/)
  11                         continue
  12                 a[m] = a[m] $0 "\n"
  13         }
  14
  15         a["4e"] = ""
  16         while(getline <"/tmp/plan9.ini" > 0)
  17                 a["4e"] = a["4e"] $0 "\n"
  18
  19         if(a["menu"] == "" && haveold){
  20                 a["menu"] = "menuitem=3e, Plan 9 Third Edition\n"
  21                 a["3e"] = ""
  22         }
  23
  24         if(a["common"] != ""){
  25                 for(i in a)
  26                         if(i != "4e" && i != "common" && i != "menu")
  27                                 a[i] = a["common"] a[i]
  28                 delete a["common"]
  29         }
  30
  31         bootdisk4e=ENVIRON["fs"]
  32         gsub("/dev/", "boot(args|disk|file)=local!#S/", bootdisk4e)
  33
  34         if(!haveold)
  35                 print a["4e"]
  36         else{
  37                 print "[menu]"
  38                 print "menuitem=4e, Plan 9 Fourth Edition"
  39                 print a["menu"]
  40                 print ""
  41                 delete a["menu"]
  42
  43                 print "[4e]"
  44                 print a["4e"]
  45                 print ""
  46                 delete a["4e"]
  47
  48                 for(i in a){
  49                         # BUG: if rootdir is already there we should rewrite it
  50                         # sometimes into /3e/whatwasthere
  51                         if(a[i] ~ bootdisk4e && !(a[i] ~ /rootdir=/))
  52                                 a[i] = "rootdir=/root/3e\n" a[i]
  53                         print "[" i "]"
  54                         gsub(/9fat!9pcdisk/, "9fat!9pc3e", a[i])
  55                         print a[i]
  56                         print ""
  57                 }
  58         }
  59 }