#!/bin/sh

{-

    use lib '.';

    use configdata;

    sub shlib {

        my $lib = shift;

        return "" if $disabled{shared};

        $lib = $unified_info{rename}->{$lib}

            if defined $unified_info{rename}->{$lib};

        $lib = $unified_info{sharednames}->{$lib}

            . ($target{shlib_variant} || "")

            . ($target{shared_extension} || ".so");

        $lib =~ s|\.\$\(SHLIB_VERSION_NUMBER\)

                 |.$config{shlib_version_number}|x;

        return $lib;

    }

    "";     # Make sure no left over string sneaks its way into the script

-}

# To test this OpenSSL version's applications against another version's

# shared libraries, simply set

#

#     OPENSSL_REGRESSION=/path/to/other/OpenSSL/build/tree

if [ -n "$OPENSSL_REGRESSION" ]; then

    shlibwrap="$OPENSSL_REGRESSION/util/shlib_wrap.sh"

    if [ -x "$shlibwrap" ]; then

        # We clear OPENSSL_REGRESSION to avoid a loop, should the shlib_wrap.sh

        # we exec also support that mechanism...

        OPENSSL_REGRESSION= exec "$shlibwrap" "$@"

    else

        if [ -f "$shlibwrap" ]; then

            echo "Not permitted to run $shlibwrap" >&2

        else

            echo "No $shlibwrap, perhaps OPENSSL_REGRESSION isn't properly set?" >&2

        fi

        exit 1

    fi

fi

[ $# -ne 0 ] || set -x		# debug mode without arguments:-)

THERE="`echo $0 | sed -e 's|[^/]*$||' 2>/dev/null`.."

[ -d "${THERE}" ] || exec "$@"	# should never happen...

LIBCRYPTOSO="${THERE}/{- shlib('libcrypto') -}"

LIBSSLSO="${THERE}/{- shlib('libssl') -}"

SYSNAME=`(uname -s) 2>/dev/null`;

case "$SYSNAME" in

SunOS|IRIX*)

	# SunOS and IRIX run-time linkers evaluate alternative

	# variables depending on target ABI...

	rld_var=LD_LIBRARY_PATH

	case "`(/usr/bin/file "$LIBCRYPTOSO") 2>/dev/null`" in

	*ELF\ 64*SPARC*|*ELF\ 64*AMD64*)

		[ -n "$LD_LIBRARY_PATH_64" ] && rld_var=LD_LIBRARY_PATH_64

		LD_PRELOAD_64="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_64

		preload_var=LD_PRELOAD_64

		;;

	*ELF\ 32*SPARC*|*ELF\ 32*80386*)

		# We only need to change LD_PRELOAD_32 and LD_LIBRARY_PATH_32

		# on a multi-arch system.  Otherwise, trust the fallbacks.

		if [ -f /lib/64/ld.so.1 ]; then

		    [ -n "$LD_LIBRARY_PATH_32" ] && rld_var=LD_LIBRARY_PATH_32

		    LD_PRELOAD_32="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_32

		    preload_var=LD_PRELOAD_32

		fi

		;;

	# Why are newly built .so's preloaded anyway? Because run-time

	# .so lookup path embedded into application takes precedence

	# over LD_LIBRARY_PATH and as result application ends up linking

	# to previously installed .so's. On IRIX instead of preloading

	# newly built .so's we trick run-time linker to fail to find

	# the installed .so by setting _RLD_ROOT variable.

	*ELF\ 32*MIPS*)

		#_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD_LIST

		_RLD_ROOT=/no/such/dir; export _RLD_ROOT

		eval $rld_var=\"/usr/lib'${'$rld_var':+:$'$rld_var'}'\"

		preload_var=_RLD_LIST

		;;

	*ELF\ N32*MIPS*)

		[ -n "$LD_LIBRARYN32_PATH" ] && rld_var=LD_LIBRARYN32_PATH

		#_RLDN32_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLDN32_LIST

		_RLDN32_ROOT=/no/such/dir; export _RLDN32_ROOT

		eval $rld_var=\"/usr/lib32'${'$rld_var':+:$'$rld_var'}'\"

		preload_var=_RLDN32_LIST

		;;

	*ELF\ 64*MIPS*)

		[ -n "$LD_LIBRARY64_PATH"  ] && rld_var=LD_LIBRARY64_PATH

		#_RLD64_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD64_LIST

		_RLD64_ROOT=/no/such/dir; export _RLD64_ROOT

		eval $rld_var=\"/usr/lib64'${'$rld_var':+:$'$rld_var'}'\"

		preload_var=_RLD64_LIST

		;;

	esac

	eval $rld_var=\"${THERE}'${'$rld_var':+:$'$rld_var'}'\"; export $rld_var

	unset rld_var

	;;

*)	LD_LIBRARY_PATH="${THERE}:$LD_LIBRARY_PATH"	# Linux, ELF HP-UX

	DYLD_LIBRARY_PATH="${THERE}:$DYLD_LIBRARY_PATH"	# MacOS X

	SHLIB_PATH="${THERE}:$SHLIB_PATH"		# legacy HP-UX

	LIBPATH="${THERE}:$LIBPATH"			# AIX, OS/2

	export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH LIBPATH

	# Even though $PATH is adjusted [for Windows sake], it doesn't

	# necessarily does the trick. Trouble is that with introduction

	# of SafeDllSearchMode in XP/2003 it's more appropriate to copy

	# .DLLs in vicinity of executable, which is done elsewhere...

	if [ "$OSTYPE" != msdosdjgpp ]; then

		PATH="${THERE}:$PATH"; export PATH

	fi

	;;

esac

{- output_off() unless grep (/-rpath\b/, @{$config{LDFLAGS}}); ""; -}

if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then

	# Following three lines are major excuse for isolating them into

	# this wrapper script. Original reason for setting LD_PRELOAD

	# was to make it possible to pass 'make test' when user linked

	# with -rpath pointing to previous version installation. Wrapping

	# it into a script makes it possible to do so on multi-ABI

	# platforms.

	case "$SYSNAME" in

	*BSD)	LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;	# *BSD

	*)	LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO" ;;	# SunOS, Linux, ELF HP-UX

	esac

	_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"	# Tru64, o32 IRIX

	DYLD_INSERT_LIBRARIES="$LIBCRYPTOSO:$LIBSSLSO"	# MacOS X

	export LD_PRELOAD _RLD_LIST DYLD_INSERT_LIBRARIES

fi

{- output_on() unless grep (/-rpath\b/, @{$config{LDFLAGS}}); ""; -}

cmd="$1"; [ -x "$cmd" ] || cmd="$cmd${EXE_EXT}"

shift

if [ $# -eq 0 ]; then

	exec "$cmd"	# old sh, such as Tru64 4.x, fails to expand empty "$@"

else

	exec "$cmd" "$@"

fi