btl/sm: Remove unused build infrastructure

With the smsc framework, the SM BTL never relies on external
libraries, so we can remove all of the btl_sm_{CPPFLAGS,LDFLAGS, LIBS}.

Signed-off-by: Brian Barrett <[email protected]>

Author: bwbarrett

opal/mca/btl/sm/Makefile.am

@@ -14,15 +14,14 @@
 #                         reserved.
 # Copyright (c) 2017      IBM Corporation.  All rights reserved.
 # Copyright (c) 2020-2021 Google, LLC. All rights reserved.
+# Copyright (c) 2022      Amazon.com, Inc. or its affiliates.  All Rights reserved.
 # $COPYRIGHT$
 #
 # Additional copyrights may follow
 #
 # $HEADER$
 #
 
-AM_CPPFLAGS = $(btl_sm_CPPFLAGS)
-
 libmca_btl_sm_la_sources = \
     btl_sm_module.c \
     btl_sm.h \
@@ -54,11 +53,10 @@ endif
 mcacomponentdir = $(opallibdir)
 mcacomponent_LTLIBRARIES = $(component_install)
 mca_btl_sm_la_SOURCES = $(libmca_btl_sm_la_sources)
-mca_btl_sm_la_LDFLAGS = -module -avoid-version $(btl_sm_LDFLAGS)
-mca_btl_sm_la_LIBADD = $(top_builddir)/opal/lib@[email protected] \
-	$(btl_sm_LIBS)
+mca_btl_sm_la_LDFLAGS = -module -avoid-version
+mca_btl_sm_la_LIBADD = $(top_builddir)/opal/lib@[email protected]
 
 noinst_LTLIBRARIES = $(component_noinst)
 libmca_btl_sm_la_SOURCES = $(libmca_btl_sm_la_sources)
-libmca_btl_sm_la_LIBADD = $(btl_sm_LIBS)
-libmca_btl_sm_la_LDFLAGS = -module -avoid-version $(btl_sm_LDFLAGS)
+libmca_btl_sm_la_LIBADD =
+libmca_btl_sm_la_LDFLAGS = -module -avoid-version

opal/mca/btl/sm/configure.m4

@@ -23,13 +23,7 @@ AC_DEFUN([MCA_opal_btl_sm_CONFIG],[
     AC_CONFIG_FILES([opal/mca/btl/sm/Makefile])
 
     # always happy
-    [$1]
+    $1
 
-    OPAL_SUMMARY_ADD([Transports], [Shared memory/copy in+copy out], [], [yes])
-
-    # substitute in the things needed to build with XPMEM support
-    AC_SUBST([btl_sm_CFLAGS])
-    AC_SUBST([btl_sm_CPPFLAGS])
-    AC_SUBST([btl_sm_LDFLAGS])
-    AC_SUBST([btl_sm_LIBS])
+    OPAL_SUMMARY_ADD([[Transports]],[[Shared memory/copy in+copy out]],[$1],[yes])
 ])dnl