contrib/openresolv/configure

   1 #!/bin/sh
   2 # Try and be like autotools configure, but without autotools
   3
   4 # Ensure that we do not inherit these from env
   5 OS=
   6 BUILD=
   7 HOST=
   8 TARGET=
   9 RESTARTCMD=
  10 RCDIR=
  11 STATUSARG=
  12
  13 for x do
  14         opt=${x%%=*}
  15         var=${x#*=}
  16         case "$opt" in
  17         --os|OS) OS=$var;;
  18         --with-cc|CC) CC=$var;;
  19         --debug) DEBUG=$var;;
  20         --disable-debug) DEBUG=no;;
  21         --enable-debug) DEBUG=yes;;
  22         --prefix) PREFIX=$var;;
  23         --sysconfdir) SYSCONFDIR=$var;;
  24         --bindir|--sbindir) SBINDIR=$var;;
  25         --libexecdir) LIBEXECDIR=$var;;
  26         --statedir|--localstatedir) STATEDIR=$var;;
  27         --dbdir) DBDIR=$var;;
  28         --rundir) RUNDIR=$var;;
  29         --mandir) MANDIR=$var;;
  30         --with-ccopts|CFLAGS) CFLAGS=$var;;
  31         CPPFLAGS) CPPFLAGS=$var;;
  32         --build) BUILD=$var;;
  33         --host) HOST=$var;;
  34         --target) TARGET=$var;;
  35         --libdir) LIBDIR=$var;;
  36         --restartcmd) RESTARTCMD=$var;;
  37         --rcdir) RCDIR=$var;;
  38         --statusarg) STATUSARG=$var;;
  39         --includedir) eval INCLUDEDIR="$INCLUDEDIR${INCLUDEDIR:+ }$var";;
  40         --datadir|--infodir) ;; # ignore autotools
  41         --disable-maintainer-mode|--disable-dependency-tracking) ;;
  42         --help) echo "See the README file for available options"; exit 0;;
  43         *) echo "$0: WARNING: unknown option $opt" >&2;;
  44         esac
  45 done
  46
  47 : ${SED:=sed}
  48
  49 CONFIG_MK=config.mk
  50
  51 if [ -z "$BUILD" ]; then
  52         # autoconf target triplet: cpu-vendor-os
  53         BUILD=$(uname -m)-unknown-$(uname -s | tr '[:upper:]' '[:lower:]')
  54 fi
  55 : ${HOST:=$BUILD}
  56
  57 if [ -z "$OS" ]; then
  58         echo "Deriving operating system from ... $HOST"
  59         # Derive OS from cpu-vendor-[kernel-]os
  60         CPU=${HOST%%-*}
  61         REST=${HOST#*-}
  62         if [ "$CPU" != "$REST" ]; then
  63                 VENDOR=${REST%%-*}
  64                 REST=${REST#*-}
  65                 if [ "$VENDOR" != "$REST" ]; then
  66                         # Use kernel if given, otherwise os
  67                         OS=${REST%%-*}
  68                 else
  69                         # 2 tupple
  70                         OS=$VENDOR
  71                         VENDOR=
  72                 fi
  73         fi
  74
  75         # Work with cpu-kernel-os, ie Debian
  76         case "$VENDOR" in
  77         linux*|kfreebsd*) OS=$VENDOR; VENDOR= ;;
  78         esac
  79         # Special case
  80         case "$OS" in
  81         gnu*) OS=hurd;; # No HURD support as yet
  82         esac
  83 fi
  84
  85 echo "Configuring openresolv for ... $OS"
  86 rm -rf $CONFIG_MK
  87 echo "# $OS" >$CONFIG_MK
  88
  89 case "$OS" in
  90 dragonfly*)
  91         # This means /usr HAS to be mounted not via dhcpcd
  92         : ${LIBEXECDIR:=${PREFIX:-/usr}/libexec/resolvconf}
  93         ;;
  94 linux*)
  95         # cksum does't support -a and netpgp is rare
  96         echo "CKSUM=            sha256sum --tag" >>$CONFIG_MK
  97         echo "PGP=              gpg2" >>$CONFIG_MK
  98         ;;
  99 esac
 100
 101 case "$OS" in
 102 dragonfly*|freebsd*)
 103         # On FreeBSD, /etc/init.d/foo status returns 0 if foo is not enabled
 104         # regardless of if it's not running.
 105         # So we force onestatus to work around this silly bug.
 106         if [ -z "$STATUSARG" ]; then
 107                 STATUSARG="onestatus"
 108         fi
 109         ;;
 110 esac
 111
 112
 113 if [ -z "$LIBEXECDIR" ]; then
 114         printf "Checking for directory /libexec ... "
 115         if [ -d /libexec ]; then
 116                 echo "yes"
 117                 LIBEXECDIR=$PREFIX/libexec/resolvconf
 118         else
 119                 echo "no"
 120                 LIBEXECDIR=$PREFIX/lib/resolvconf
 121         fi
 122 fi
 123 if [ -z "$RUNDIR" ]; then
 124         printf "Checking for directory /run ... "
 125         if [ -d /run ]; then
 126                 echo "yes"
 127                 RUNDIR=/run
 128         else
 129                 echo "no"
 130                 RUNDIR=/var/run
 131         fi
 132 fi
 133
 134 : ${SYSCONFDIR:=$PREFIX/etc}
 135 : ${SBINDIR:=$PREFIX/sbin}
 136 : ${LIBEXECDIR:=$PREFIX/libexec/resolvconf}
 137 : ${STATEDIR:=/var}
 138 : ${RUNDIR:=$STATEDIR/run}
 139 : ${MANDIR:=${PREFIX:-/usr}/share/man}
 140
 141 eval SYSCONFDIR="$SYSCONFDIR"
 142 eval SBINDIR="$SBINDIR"
 143 eval LIBEXECDIR="$LIBEXECDIR"
 144 eval VARDIR="$RUNDIR/resolvconf"
 145 eval MANDIR="$MANDIR"
 146
 147 for x in SYSCONFDIR SBINDIR LIBEXECDIR VARDIR MANDIR RESTARTCMD RCDIR STATUSARG
 148 do
 149         eval v=\$$x
 150         # Make files look nice for import
 151         l=$((10 - ${#x}))
 152         unset t
 153         [ $l -gt 3 ] && t="     "
 154         echo "$x=$t     $v" >>$CONFIG_MK
 155 done
 156
 157 echo
 158 echo "   SYSCONFDIR =           $SYSCONFDIR"
 159 echo "   SBINDIR =              $SBINDIR"
 160 echo "   LIBEXECDIR =           $LIBEXECDIR"
 161 echo "   VARDIR =               $RUNDIR"
 162 echo "   MANDIR =               $MANDIR"
 163 echo
 164 echo "   RESTARTCMD =           $RESTARTCMD"
 165 echo "   RCDIR =                $RCDIR"
 166 echo "   STATUSARG =            $STATUSARG"
 167 echo