readline/support/shlib-install

   1 #! /bin/sh
   2 #
   3 # shlib-install - install a shared library and do any necessary host-specific
   4 #                 post-installation configuration (like ldconfig)
   5 #
   6 # usage: shlib-install [-D] -O host_os -d installation-dir -i install-prog [-U] library
   7 #
   8 # Chet Ramey
   9 # chet@po.cwru.edu
  10
  11 #
  12 # defaults
  13 #
  14 INSTALLDIR=/usr/local/lib
  15 LDCONFIG=ldconfig
  16
  17 PROGNAME=`basename $0`
  18 USAGE="$PROGNAME [-D] -O host_os -d installation-dir -i install-prog [-U] library"
  19
  20 # process options
  21
  22 while [ $# -gt 0 ]; do
  23         case "$1" in
  24         -O)     shift; host_os="$1"; shift ;;
  25         -d)     shift; INSTALLDIR="$1"; shift ;;
  26         -i)     shift; INSTALLPROG="$1" ; shift ;;
  27         -D)     echo=echo ; shift ;;
  28         -U)     uninstall=true ; shift ;;
  29         -*)     echo "$USAGE" >&2 ; exit 2;;
  30         *)      break ;;
  31         esac
  32 done
  33
  34 # set install target name
  35 LIBNAME="$1"
  36
  37 if [ -z "$LIBNAME" ]; then
  38         echo "$USAGE" >&2
  39         exit 2
  40 fi
  41
  42 OLDSUFF=old
  43 MV=mv
  44 RM="rm -f"
  45 LN="ln -s"
  46
  47 # pre-install
  48
  49 if [ -z "$uninstall" ]; then
  50         ${echo} $RM ${INSTALLDIR}/${LIBNAME}.${OLDSUFF}
  51         if [ -f "$INSTALLDIR/$LIBNAME" ]; then
  52                 ${echo} $MV $INSTALLDIR/$LIBNAME ${INSTALLDIR}/${LIBNAME}${OLDSUFF}
  53         fi
  54 fi
  55
  56 # install/uninstall
  57
  58 if [ -z "$uninstall" ] ; then
  59         ${echo} eval ${INSTALLPROG} $LIBNAME ${INSTALLDIR}/${LIBNAME}
  60 else
  61         ${echo} ${RM} ${INSTALLDIR}/${LIBNAME}
  62 fi
  63
  64 # post-install/uninstall
  65
  66 case "$LIBNAME" in
  67 *.*.[0-9].[0-9])        # libname.so.M.N
  68         LINK2=`echo $LIBNAME | sed 's:\(.*\..*\.[0-9]\)\.[0-9]:\1:'`    # libname.so.M
  69         LINK1=`echo $LIBNAME | sed 's:\(.*\..*\)\.[0-9]\.[0-9]:\1:'`    # libname.so
  70         ;;
  71 *.*.[0-9])              # libname.so.M
  72         LINK1=`echo $LIBNAME | sed 's:\(.*\..*\)\.[0-9]:\1:'`           # libname.so
  73         ;;
  74 esac
  75
  76 #
  77 # Create symlinks to the installed library.  This section is incomplete.
  78 #
  79 case "$host_os" in
  80 *linux*|bsdi4*)
  81         # libname.so.M -> libname.so.M.N
  82         ${echo} ${RM} ${INSTALLDIR}/$LINK2
  83         if [ -z "$uninstall" ]; then
  84                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK2
  85         fi
  86
  87         # libname.so -> libname.so.M.N
  88         ${echo} ${RM} ${INSTALLDIR}/$LINK1
  89         if [ -z "$uninstall" ]; then
  90                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
  91         fi
  92         ;;
  93
  94 solaris2*|aix4.[2-9]*|hpux1*)
  95         # libname.so -> libname.so.M
  96         ${echo} ${RM} ${INSTALLDIR}/$LINK1
  97         if [ -z "$uninstall" ]; then
  98                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
  99         fi
 100         ;;
 101
 102 *)      ;;
 103 esac
 104
 105 exit 0