util/shlib_wrap.sh

   1 #!/bin/sh
   2
   3 [ $# -ne 0 ] || set -x          # debug mode without arguments:-)
   4
   5 THERE="`echo $0 | sed -e 's|[^/]*$||' 2>/dev/null`.."
   6 [ -d "${THERE}" ] || exec "$@"  # should never happen...
   7
   8 # Alternative to this is to parse ${THERE}/Makefile...
   9 LIBCRYPTOSO="${THERE}/libcrypto.so"
  10 if [ -f "$LIBCRYPTOSO" ]; then
  11     while [ -h "$LIBCRYPTOSO" ]; do
  12         LIBCRYPTOSO="${THERE}/`ls -l "$LIBCRYPTOSO" | sed -e 's|.*\-> ||'`"
  13     done
  14     SOSUFFIX=`echo ${LIBCRYPTOSO} | sed -e 's|.*\.so||' 2>/dev/null`
  15     LIBSSLSO="${THERE}/libssl.so${SOSUFFIX}"
  16 fi
  17
  18 case "`(uname -s) 2>/dev/null`" in
  19 SunOS|IRIX*)
  20         # SunOS and IRIX run-time linkers evaluate alternative
  21         # variables depending on target ABI...
  22         rld_var=LD_LIBRARY_PATH
  23         case "`(/usr/bin/file "$LIBCRYPTOSO") 2>/dev/null`" in
  24         *ELF\ 64*SPARC*)
  25                 [ -n "$LD_LIBRARY_PATH_64" ] && rld_var=LD_LIBRARY_PATH_64
  26                 ;;
  27         *ELF\ N32*MIPS*)
  28                 [ -n "$LD_LIBRARYN32_PATH" ] && rld_var=LD_LIBRARYN32_PATH
  29                 _RLDN32_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLDN32_LIST
  30                 ;;
  31         *ELF\ 64*MIPS*)
  32                 [ -n "$LD_LIBRARY64_PATH"  ] && rld_var=LD_LIBRARY64_PATH
  33                 _RLD64_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD64_LIST
  34                 ;;
  35         esac
  36         eval $rld_var=\"${THERE}:'$'$rld_var\"; export $rld_var
  37         unset rld_var
  38         ;;
  39 *)      LD_LIBRARY_PATH="${THERE}:$LD_LIBRARY_PATH"     # Linux, ELF HP-UX
  40         DYLD_LIBRARY_PATH="${THERE}:$DYLD_LIBRARY_PATH" # MacOS X
  41         SHLIB_PATH="${THERE}:$SHLIB_PATH"               # legacy HP-UX
  42         LIBPATH="${THERE}:$LIBPATH"                     # AIX, OS/2
  43         export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH LIBPATH
  44         # Even though $PATH is adjusted [for Windows sake], it doesn't
  45         # necessarily does the trick. Trouble is that with introduction
  46         # of SafeDllSearchMode in XP/2003 it's more appropriate to copy
  47         # .DLLs in vicinity of executable, which is done elsewhere...
  48         if [ "$OSTYPE" != msdosdjgpp ]; then
  49                 PATH="${THERE}:$PATH"; export PATH
  50         fi
  51         ;;
  52 esac
  53
  54 if [ -f "$LIBCRYPTOSO" ]; then
  55         # Following three lines are major excuse for isolating them into
  56         # this wrapper script. Original reason for setting LD_PRELOAD
  57         # was to make it possible to pass 'make test' when user linked
  58         # with -rpath pointing to previous version installation. Wrapping
  59         # it into a script makes it possible to do so on multi-ABI
  60         # platforms.
  61         LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO"         # SunOS, Linux, ELF HP-UX
  62         _RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"  # Tru64, o32 IRIX
  63         export LD_PRELOAD _RLD_LIST
  64 fi
  65
  66 exec "$@"