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 # HP-UX requires that a shared library have execute permission
  67 case "$host_os" in
  68 hpux*)  if [ -z "$uninstall" ]; then
  69                 chmod 755 ${INSTALLDIR}/${LIBNAME}
  70         fi ;;
  71 *)      ;;
  72 esac
  73
  74 case "$LIBNAME" in
  75 *.*.[0-9].[0-9])        # libname.so.M.N
  76         LINK2=`echo $LIBNAME | sed 's:\(.*\..*\.[0-9]\)\.[0-9]:\1:'`    # libname.so.M
  77         LINK1=`echo $LIBNAME | sed 's:\(.*\..*\)\.[0-9]\.[0-9]:\1:'`    # libname.so
  78         ;;
  79 *.*.[0-9])              # libname.so.M
  80         LINK1=`echo $LIBNAME | sed 's:\(.*\..*\)\.[0-9]:\1:'`           # libname.so
  81         ;;
  82 *.[0-9])                # libname.M
  83         LINK1=`echo $LIBNAME | sed 's:\(.*\)\.[0-9]:\1:'`               # libname
  84         ;;
  85 esac
  86
  87 #
  88 # Create symlinks to the installed library.  This section is incomplete.
  89 #
  90 case "$host_os" in
  91 *linux*|bsdi4*)
  92         # libname.so.M -> libname.so.M.N
  93         ${echo} ${RM} ${INSTALLDIR}/$LINK2
  94         if [ -z "$uninstall" ]; then
  95                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK2
  96         fi
  97
  98         # libname.so -> libname.so.M.N
  99         ${echo} ${RM} ${INSTALLDIR}/$LINK1
 100         if [ -z "$uninstall" ]; then
 101                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
 102         fi
 103         ;;
 104
 105 solaris2*|aix4.[2-9]*|osf*|irix[56]*)
 106         # libname.so -> libname.so.M
 107         ${echo} ${RM} ${INSTALLDIR}/$LINK1
 108         if [ -z "$uninstall" ]; then
 109                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
 110         fi
 111         ;;
 112
 113
 114 # FreeBSD 3.x can have either a.out or ELF shared libraries
 115 freebsd3*)
 116         if [ -x /usr/bin/objformat ] && [ "`/usr/bin/objformat`" = "elf" ]; then
 117                 # libname.so -> libname.so.M
 118                 ${echo} ${RM} ${INSTALLDIR}/$LINK1
 119                 if [ -z "$uninstall" ]; then
 120                         ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
 121                 fi
 122         else
 123                 # libname.so.M -> libname.so.M.N
 124                 ${echo} ${RM} ${INSTALLDIR}/$LINK2
 125                 if [ -z "$uninstall" ]; then
 126                         ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK2
 127                 fi
 128
 129                 # libname.so -> libname.so.M.N
 130                 ${echo} ${RM} ${INSTALLDIR}/$LINK1
 131                 if [ -z "$uninstall" ]; then
 132                         ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/$LINK1
 133                 fi
 134         fi
 135         ;;
 136
 137 hpux1*)
 138         # libname.sl -> libname.M
 139         ${echo} ${RM} ${INSTALLDIR}/$LINK1.sl
 140         if [ -z "$uninstall" ]; then
 141                 ${echo} ln -s $INSTALLDIR/$LIBNAME ${INSTALLDIR}/${LINK1}.sl
 142         fi
 143         ;;
 144
 145 *)      ;;
 146 esac
 147
 148 exit 0