roy.marples.name Git - openresolv/blob - 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
  11 for x; do
  12         opt=${x%%=*}
  13         var=${x#*=}
  14         case "$opt" in
  15         --os|OS) OS=$var;;
  16         --with-cc|CC) CC=$var;;
  17         --debug) DEBUG=$var;;
  18         --disable-debug) DEBUG=no;;
  19         --enable-debug) DEBUG=yes;;
  20         --prefix) prefix=$var;;
  21         --sysconfdir) SYSCONFDIR=$var;;
  22         --bindir|--sbindir) SBINDIR=$var;;
  23         --libexecdir) LIBEXECDIR=$var;;
  24         --statedir|--localstatedir) STATEDIR=$var;;
  25         --dbdir) DBDIR=$var;;
  26         --rundir) RUNDIR=$var;;
  27         --mandir) MANDIR=$var;;
  28         --with-ccopts|CFLAGS) CFLAGS=$var;;
  29         CPPFLAGS) CPPFLAGS=$var;;
  30         --build) BUILD=$var;;
  31         --host) HOST=$var;;
  32         --target) TARGET=$var;;
  33         --libdir) LIBDIR=$var;;
  34         --restartcmd) RESTARTCMD=$var;;
  35         --includedir) eval INCLUDEDIR="$INCLUDEDIR${INCLUDEDIR:+ }$var";;
  36         --datadir|--infodir) ;; # ignore autotools
  37         --disable-maintainer-mode|--disable-dependency-tracking) ;;
  38         --help) echo "See the README file for available options"; exit 0;;
  39         *) echo "$0: WARNING: unknown option $opt" >&2;;
  40         esac
  41 done
  42
  43 : ${SED:=sed}
  44
  45 : ${PREFIX:=$prefix}
  46 : ${SYSCONFDIR:=$PREFIX/etc}
  47 : ${SBINDIR:=$PREFIX/sbin}
  48 : ${LIBEXECDIR:=$PREFIX/libexec}
  49 : ${STATEDIR:=/var}
  50 : ${RUNDIR:=$STATEDIR/run}
  51 : ${MANDIR:=${PREFIX:-/usr}/share/man}
  52
  53 eval SYSCONFDIR="$SYSCONFDIR"
  54 eval SBINDIR="$SBINDIR"
  55 eval LIBEXECDIR="$LIBEXECDIR/resolvconf"
  56 eval VARDIR="$RUNDIR/resolvconf"
  57 eval MANDIR="$MANDIR"
  58
  59 CONFIG_MK=config.mk
  60
  61 if [ -z "$BUILD" ]; then
  62         BUILD=`uname -m`-`uname -s | tr '[:upper:]' '[:lower:]'`
  63 fi
  64 if [ -z "$HOST" ]; then
  65         [ -z "$TARGET" ] && TARGET=$BUILD
  66         HOST=$TARGET
  67 fi
  68 if [ -z "$TARGET" ]; then
  69         [ -z "$HOST" ] && HOST=$BUILD
  70         TARGET=$HOST
  71 fi
  72
  73 # Debian and Slackware have linux in different places when dealing with
  74 # autoconf, so we deal with that here.
  75 if [ -z "$OS" ]; then
  76         case "$TARGET" in
  77         *-linux-*|linux-*|*-linux|linux) OS=linux;;
  78         esac
  79 fi
  80
  81 if [ -z "$OS" ]; then
  82         # Derive OS from cpu-manufacturer-os-kernel
  83         CPU=${TARGET%%-*}
  84         REST=${TARGET#*-}
  85         if [ "$CPU" != "$REST" ]; then
  86                 MANU=${REST%%-*}
  87                 REST=${REST#*-}
  88                 if [ "$MANU" != "$REST" ]; then
  89                         OS=${REST%%-*}
  90                         REST=${REST#*-}
  91                         if [ "$OS" != "$REST" ]; then
  92                                 KERNEL=${REST%%-*}
  93                         else
  94                                 # 3 tupple
  95                                 KERNEL=$OS
  96                                 OS=$MANU
  97                                 MANU=
  98                         fi
  99                 else
 100                         # 2 tupple
 101                         OS=$MANU
 102                         MANU=
 103                 fi
 104         fi
 105 fi
 106
 107 echo "Configuring openresolv for ... $OS"
 108 rm -rf $CONFIG_MK
 109 echo "# $OS" >$CONFIG_MK
 110
 111 for x in SYSCONFDIR SBINDIR LIBEXECDIR VARDIR MANDIR; do
 112         eval v=\$$x
 113         # Make files look nice for import
 114         l=$((10 - ${#x}))
 115         unset t
 116         [ $l -gt 3 ] && t="     "
 117         echo "$x=$t     $v" >>$CONFIG_MK
 118 done
 119
 120 if [ -e /etc/arch-release -a -d /etc/rc.d ]; then
 121         echo "Overriding service status check for Arch Linux"
 122         RESTARTCMD="[ -e /var/run/daemons/\1 ] && /etc/rc.d/\1 restart"
 123         echo "yes"
 124 fi
 125
 126 if [ -z "$RESTARTCMD" ]; then
 127         printf "Checking for OpenRC ... "
 128         if [ -x /sbin/rc-service ]; then
 129                 RESTARTCMD="/sbin/rc-service -e \1 && /sbin/rc-service \1 -Ds restart"
 130                 echo "yes"
 131         else
 132                 echo "no"
 133         fi
 134 fi
 135 if [ -z "$RESTARTCMD" ]; then
 136         printf "Checking for invoke-rc.d ... "
 137         if [ -x /usr/sbin/invoke-rc.d ]; then
 138                 RESTARTCMD="/usr/sbin/invoke-rc.d --query --quiet \1 restart || [ \\$? = 104 ] && /usr/sbin/invoke-rc.d \1 restart"
 139                 echo "yes"
 140         else
 141                 echo "no"
 142         fi
 143 fi
 144 if [ -z "$RESTARTCMD" ]; then
 145         printf "Checking for service ... "
 146         if [ -x /sbin/service ]; then
 147                 RESTARTCMD="/sbin/service \1 && /sbin/service \1 restart"
 148                 echo "yes"
 149         else
 150                 echo "no"
 151         fi
 152 fi
 153 if [ -z "$RESTARTCMD" ]; then
 154         for x in /etc/init.d/rc.d /etc/rc.d /etc/init.d; do
 155                 printf "Checking for $x ... "
 156                 if [ -d $x ]; then
 157                         RESTARTCMD="$x/\1 status >/dev/null 2>&1 && $x/\1 restart"
 158                         echo "yes"
 159                         break
 160                 else
 161                         echo "no"
 162                 fi
 163         done
 164 fi
 165
 166 if [ -z "$RESTARTCMD" ]; then
 167         echo "WARNING! No means of interacting with system services detected!"
 168         exit 1
 169 fi
 170 # Transform for a make file
 171 RESTARTCMD=$(echo "$RESTARTCMD" | $SED \
 172         -e 's:\&:\\\&:g' \
 173         -e 's:\$:\$\$:g' \
 174 )
 175 echo "RESTARTCMD=       ${RESTARTCMD}" >>$CONFIG_MK
 176
 177 echo
 178 echo "   SYSCONFDIR =           $SYSCONFDIR"
 179 echo "   SBINDIR =              $SBINDIR"
 180 echo "   LIBEXECDIR =           $LIBEXECDIR"
 181 echo "   VARDIR =               $RUNDIR"
 182 echo "   MANDIR =               $MANDIR"
 183 echo