Reuse already defined macros

[openssl.git] / util / shlib_wrap.sh.in

diff --git a/util/shlib_wrap.sh.in b/util/shlib_wrap.sh.in
index 27a1e513c80c6e40298a40f9639001dfde735d35..7024cafbd361495f6a59bc3ec863fb7fa30bf0f2 100755 (executable)
--- a/util/shlib_wrap.sh.in
+++ b/util/shlib_wrap.sh.in
@@ -1,19 +1,37 @@
 #!/bin/sh
+{-
+    use lib '.';
+    use configdata;
+    use lib catdir($config{sourcedir}, 'Configurations');
+    use platform;
+-}
+# To test this OpenSSL version's applications against another version's
+# shared libraries, simply set
+#
+#     OPENSSL_REGRESSION=/path/to/other/OpenSSL/build/tree
+if [ -n "$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...
 
-# 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${SOSUFFIX}"
-fi
+LIBCRYPTOSO="${THERE}/{- platform->sharedlib('libcrypto') -}"
+LIBSSLSO="${THERE}/{- platform->sharedlib('libssl') -}"
 
 SYSNAME=`(uname -s) 2>/dev/null`;
 case "$SYSNAME" in
@@ -81,7 +99,7 @@ SunOS|IRIX*)
        ;;
 esac
 
-{- output_off() if $config{ex_libs} !~ /,-rpath,/; ""; -}
+{- output_off() unless grep (/-rpath\b/, @{$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
@@ -90,14 +108,14 @@ if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then
        # it into a script makes it possible to do so on multi-ABI
        # platforms.
        case "$SYSNAME" in
-       *BSD|QNX)       LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;  # *BSD, QNX
+       *BSD)   LD_PRELOAD="$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() if $config{ex_libs} !~ /,-rpath,/; ""; -}
+{- output_on() unless grep (/-rpath\b/, @{$config{LDFLAGS}}); ""; -}
 
 cmd="$1"; [ -x "$cmd" ] || cmd="$cmd${EXE_EXT}"
 shift