configure

   1 #!/bin/sh
   2 # $Id: configure,v 1.13 1997/04/30 05:39:02 paulus Exp $
   3
   4 if [ -d /NextApps ]; then
   5   system="NeXTStep"
   6 else
   7   system=`uname -s`
   8   release=`uname -r`
   9 fi
  10 state="unknown"
  11
  12 case $system in
  13   NetBSD)
  14     makext="bsd";
  15     case $release in
  16       0.*)      state="ancient";;
  17       1.0*)     state="ancient";;
  18       1.1*)     state="known"; ksrc="netbsd-1.1";;
  19       1.2*)     state="known"; ksrc="netbsd-1.2"; makext="netbsd-1.2";;
  20       1.[3-9]*|[2-9]*)
  21                 state="late"; ksrc="netbsd-1.2";;
  22     esac;;
  23   SunOS)
  24     case $release in
  25       [0-3]*)   state="ancient";;
  26       4*)       state="known"; ksrc="sunos4"; makext="sunos4";;
  27       5*)       state="known"; ksrc="svr4"; makext="sol2";;
  28     esac;;
  29   ULTRIX)
  30     makext="ultrix";
  31     case $release in
  32       [0-3]*)   state="ancient";;
  33       4.[01]*)  state="early"; ksrc="ultrix";;
  34       4.[234])  state="known"; ksrc="ultrix";;
  35     esac;;
  36   OSF1)
  37     makext="osf";
  38     case $release in
  39       V1.*)   state="ancient"; ksrc="osf1";;
  40       V[23].*)  state="known"; ksrc="osf1";;
  41       V[4-9]*) state="late"; ksrc="osf1";;
  42     esac;;
  43   Linux)
  44     makext="linux";
  45     ksrc="linux";
  46     state="known";;
  47   FreeBSD)
  48     makext="bsd";
  49     case $release in
  50       1.*)      state="known"; ksrc="freebsd-old";;
  51       2.[01]*)  state="known"; ksrc="freebsd-2.0";;
  52       2.[2-9]*) state="late"; ksrc="freebsd-2.0";;
  53     esac;;
  54   NeXTStep)
  55     makext="NeXT";
  56     ksrc="NeXT";
  57     state="known";;
  58   SINIX-?)
  59     case $release in
  60       5.4[01]) state=known; ksrc=svr4; makext=svr4;;
  61       5.4[2-9]) state=late; ksrc=svr4; makext=svr4;;
  62     esac;;
  63   # Intel SVR4 systems come with a bug in the uname program.  Unless
  64   # your provider fixed the bug, or you get a fix for it, uname -S will
  65   # overwrite the system name with the node name!
  66   UNIX_SV|UNIX_System_V|`uname -n`)
  67     case $release in
  68       4.0) state=known; ksrc=svr4; makext=svr4;;
  69       4.2) state=late; ksrc=svr4; makext=svr4;;
  70     esac;;
  71 esac
  72
  73 if [ -d "$ksrc" ]; then :; else
  74   state="notincluded"
  75   unset ksrc
  76 fi
  77
  78 case $state in
  79   ancient)
  80     echo "This is an old release of a supported OS ($system)."
  81     echo "This software cannot be used as-is on this system,"
  82     echo "but you may be able to port it.  Good luck!"
  83     exit;;
  84   early)
  85     echo "This is an old release of a supported OS ($system)."
  86     echo "This software should install and run on this system,"
  87     echo "but it hasn't been tested.";;
  88   late)
  89     echo "This is a newer release of $system than is supported by"
  90     echo "this software.  It may or may not work.";;
  91   unknown)
  92     echo "This software has not been ported to this system.  Sorry.";;
  93   notincluded)
  94     echo "Support for this system has not been included"
  95     echo "in this distribution.  Sorry.";;
  96 esac
  97
  98 if [ -d "$ksrc" ]; then
  99   echo "Creating links to Makefiles."
 100   rm -f Makefile
 101   ln -s $ksrc/Makefile.top Makefile
 102   echo "  Makefile -> $ksrc/Makefile.top"
 103   if [ $ksrc = svr4 ]; then
 104     rm -f $ksrc/Makefile
 105     ln -s Makefile.$makext $ksrc/Makefile
 106     echo "  $ksrc/Makefile -> Makefile.$makext"
 107   fi
 108   for dir in pppd pppstats chat; do
 109     rm -f $dir/Makefile
 110     ln -s Makefile.$makext $dir/Makefile
 111     echo "  $dir/Makefile -> Makefile.$makext"
 112   done
 113 fi