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${SOSUFFIX}"
   16: fi
   17: 
   18: SYSNAME=`(uname -s) 2>/dev/null`;
   19: case "$SYSNAME" in
   20: SunOS|IRIX*)
   21:         # SunOS and IRIX run-time linkers evaluate alternative
   22:         # variables depending on target ABI...
   23:         rld_var=LD_LIBRARY_PATH
   24:         case "`(/usr/bin/file "$LIBCRYPTOSO") 2>/dev/null`" in
   25:         *ELF\ 64*SPARC*|*ELF\ 64*AMD64*)
   26:                 [ -n "$LD_LIBRARY_PATH_64" ] && rld_var=LD_LIBRARY_PATH_64
   27:                 LD_PRELOAD_64="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_64
   28:                 preload_var=LD_PRELOAD_64
   29:                 ;;
   30:         # Why are newly built .so's preloaded anyway? Because run-time
   31:         # .so lookup path embedded into application takes precedence
   32:         # over LD_LIBRARY_PATH and as result application ends up linking
   33:         # to previously installed .so's. On IRIX instead of preloading
   34:         # newly built .so's we trick run-time linker to fail to find
   35:         # the installed .so by setting _RLD_ROOT variable.
   36:         *ELF\ 32*MIPS*)
   37:                 #_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD_LIST
   38:                 _RLD_ROOT=/no/such/dir; export _RLD_ROOT
   39:                 eval $rld_var=\"/usr/lib'${'$rld_var':+:$'$rld_var'}'\"
   40:                 preload_var=_RLD_LIST
   41:                 ;;
   42:         *ELF\ N32*MIPS*)
   43:                 [ -n "$LD_LIBRARYN32_PATH" ] && rld_var=LD_LIBRARYN32_PATH
   44:                 #_RLDN32_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLDN32_LIST
   45:                 _RLDN32_ROOT=/no/such/dir; export _RLDN32_ROOT
   46:                 eval $rld_var=\"/usr/lib32'${'$rld_var':+:$'$rld_var'}'\"
   47:                 preload_var=_RLDN32_LIST
   48:                 ;;
   49:         *ELF\ 64*MIPS*)
   50:                 [ -n "$LD_LIBRARY64_PATH"  ] && rld_var=LD_LIBRARY64_PATH
   51:                 #_RLD64_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD64_LIST
   52:                 _RLD64_ROOT=/no/such/dir; export _RLD64_ROOT
   53:                 eval $rld_var=\"/usr/lib64'${'$rld_var':+:$'$rld_var'}'\"
   54:                 preload_var=_RLD64_LIST
   55:                 ;;
   56:         esac
   57:         eval $rld_var=\"${THERE}'${'$rld_var':+:$'$rld_var'}'\"; export $rld_var
   58:         unset rld_var
   59:         ;;
   60: *)      LD_LIBRARY_PATH="${THERE}:$LD_LIBRARY_PATH"  # Linux, ELF HP-UX
   61:         DYLD_LIBRARY_PATH="${THERE}:$DYLD_LIBRARY_PATH"        # MacOS X
   62:         SHLIB_PATH="${THERE}:$SHLIB_PATH"              # legacy HP-UX
   63:         LIBPATH="${THERE}:$LIBPATH"                    # AIX, OS/2
   64:         export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH LIBPATH
   65:         # Even though $PATH is adjusted [for Windows sake], it doesn't
   66:         # necessarily does the trick. Trouble is that with introduction
   67:         # of SafeDllSearchMode in XP/2003 it's more appropriate to copy
   68:         # .DLLs in vicinity of executable, which is done elsewhere...
   69:         if [ "$OSTYPE" != msdosdjgpp ]; then
   70:                 PATH="${THERE}:$PATH"; export PATH
   71:         fi
   72:         ;;
   73: esac
   74: 
   75: if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then
   76:         # Following three lines are major excuse for isolating them into
   77:         # this wrapper script. Original reason for setting LD_PRELOAD
   78:         # was to make it possible to pass 'make test' when user linked
   79:         # with -rpath pointing to previous version installation. Wrapping
   80:         # it into a script makes it possible to do so on multi-ABI
   81:         # platforms.
   82:         case "$SYSNAME" in
   83:         *BSD)  LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;   # *BSD
   84:         *)     LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO" ;;      # SunOS, Linux, ELF HP-UX
   85:         esac
   86:         _RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"     # Tru64, o32 IRIX
   87:         DYLD_INSERT_LIBRARIES="$LIBCRYPTOSO:$LIBSSLSO" # MacOS X
   88:         export LD_PRELOAD _RLD_LIST DYLD_INSERT_LIBRARIES
   89: fi
   90: 
   91: exec "$@"