1 files changed, 91 insertions, 0 deletions

diff --git a/src/lib/libcrypto/util/shlib_wrap.sh b/src/lib/libcrypto/util/shlib_wrap.sh
new file mode 100755
index 0000000000..a2f62d696f
--- /dev/null
+++ b/src/lib/libcrypto/util/shlib_wrap.sh
@@ -0,0 +1,91 @@
+#!/bin/sh
+
+[ $# -ne 0 ] || set -x          # debug mode without arguments:-)
+
+THERE="`echo $0 | sed -e 's|[^/]*$||' 2>/dev/null`.."
+[ -d "${THERE}" ] || exec "$@"  # should never happen...
+
+# Alternative to this is to parse ${THERE}/Makefile...
+LIBCRYPTOSO="${THERE}/libcrypto.so"
+if [ -f "$LIBCRYPTOSO" ]; then
+    while [ -h "$LIBCRYPTOSO" ]; do
+        LIBCRYPTOSO="${THERE}/`ls -l "$LIBCRYPTOSO" | sed -e 's|.*\-> ||'`"
+    done
+    SOSUFFIX=`echo ${LIBCRYPTOSO} | sed -e 's|.*\.so||' 2>/dev/null`
+    LIBSSLSO="${THERE}/libssl.so${SOSUFFIX}"
+fi
+
+SYSNAME=`(uname -s) 2>/dev/null`;
+case "$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 $LIBSSLSO"; export LD_PRELOAD_64
+                preload_var=LD_PRELOAD_64
+                ;;
+        # Why are newly built .so's preloaded anyway? Because run-time
+        # .so lookup path embedded into application takes precedence
+        # over LD_LIBRARY_PATH and as result application ends up linking
+        # to previously installed .so's. On IRIX instead of preloading
+        # newly built .so's we trick run-time linker to fail to find
+        # the installed .so by setting _RLD_ROOT variable.
+        *ELF\ 32*MIPS*)
+                #_RLD_LIST="$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
+
+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:$LIBSSLSO"  # MacOS X
+        export LD_PRELOAD _RLD_LIST DYLD_INSERT_LIBRARIES
+fi
+
+exec "$@"