* Assume we are using the UTCP NAL (at least, initially) so that we don't

have to have as many configure arguments for this to work right.

This commit was SVN r4453.

src/mca/ptl/portals/configure.stub

@@ -54,12 +54,29 @@ AC_DEFUN([MCA_CONFIGURE_STUB],[
             AC_MSG_WARN([*** Will still try to configure portals ptl anyway...])
         fi
     fi
+    PORTALS_LIBS="-lp3api -lp3lib -lp3rt"
+
+    # Should we enable special setup magic for UTCP reference
+    # implementation?
+    #
+    # BWB - XXX - FIXME - make this not the default for release
+    PTL_PORTALS_NAL_UTCP=0
+    AC_ARG_ENABLE(ptl-portals-nal-utcp,
+        AC_HELP_STRING([--enable-ptl-portals-nal-utcp],
+                       [enable pre-init code to configure the utcp NAL]))
+    if test "$enable_ptl_portals_utcp" = "no" ; then
+    	PTL_PORTALS_NAL_UTCP=0
+    else
+        PORTALS_LIBS="-lutcpapi -lutcplib -lp3api -lp3lib -lp3rt"
+        PTL_PORTALS_NAL_UTCP=1
+    fi
+    AC_DEFINE_UNQUOTED([PTL_PORTALS_NAL_UTCP], [$PTL_PORTALS_NAL_UTCP],
+                       [enable special startup code for the utcp NAL])
 
     # Try to find all the portals libraries (this is not fun!)
-    PORTALS_LIBS="p3api p3lib"
     AC_ARG_WITH(ptl-portals-libs, 
         AC_HELP_STRING([--with-ptl-portals-libs=LIBS],
-                       [Libraries to link with for portals (default: p3api p3lib)]))
+                       [Libraries to link with for portals]))
     if test -n "$with_ptl_portals_libs" ; then
         PORTALS_LIBS=""
         for lib in $with_ptl_portals_libs ; do
@@ -67,11 +84,19 @@ AC_DEFUN([MCA_CONFIGURE_STUB],[
         done
     fi
 
+    AC_MSG_CHECKING([if possible to link Portals application])
+    LIBS="$LIBS $PORTALS_LIBS"
+    LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
+    AC_LINK_IFELSE([AC_LANG_PROGRAM([], [int i; PtlInit(&i);])],
+    	           [AC_MSG_RESULT([yes])],
+		   [AC_MSG_RESULT([no])
+		    AC_MSG_ERROR([Can not link with Portals libraries])])
+
     #
     # Save extra compiler/linker flags so that they can be added in
     # the wrapper compilers, if necessary
     #
 
     WRAPPER_EXTRA_LDFLAGS="$EXTRA_LDFLAGS"
-    WRAPPER_EXTRA_LIBS=""
+    WRAPPER_EXTRA_LIBS="$PORTALS_LIBS"
 ])dnl