3 files changed, 74 insertions, 0 deletions
diff --git a/aclocal/check-cxx.m4 b/aclocal/check-cxx.m4
new file mode 100644
index 0000000000..525997d6ea
--- /dev/null
+++ b/aclocal/check-cxx.m4
@@ -0,0 +1,20 @@
+dnl $Id$
+dnl
+AC_DEFUN(RTEMS_CHECK_CXX,
+[dnl
+AC_REQUIRE([RTEMS_CHECK_CPU])dnl
+AC_REQUIRE([RTEMS_PROG_CXX_FOR_TARGET])dnl
+AC_CACHE_CHECK([whether to build rtems++],
+  rtems_cv_HAS_CPLUSPLUS,
+  [ if test "$RTEMS_HAS_CPLUSPLUS" = "yes"; then
+      if test -n "$CXX_FOR_TARGET"; then
+        rtems_cv_HAS_CPLUSPLUS="yes"
+      else
+        rtems_cv_HAS_CPLUSPLUS="no"
+      fi
+    else
+      rtems_cv_HAS_CPLUSPLUS="no"
+    fi])
+HAS_CPLUSPLUS="$rtems_cv_HAS_CPLUSPLUS";
+AC_SUBST(HAS_CPLUSPLUS)dnl
+])
diff --git a/aclocal/check-networking.m4 b/aclocal/check-networking.m4
new file mode 100644
index 0000000000..487b543373
--- /dev/null
+++ b/aclocal/check-networking.m4
@@ -0,0 +1,27 @@
+dnl $Id$
+dnl
+AC_DEFUN(RTEMS_CHECK_NETWORKING,
+[dnl
+AC_REQUIRE([RTEMS_CHECK_CPU])dnl
+AC_CACHE_CHECK([whether BSP supports networking],
+  rtems_cv_HAS_NETWORKING,
+  [dnl
+    case "$RTEMS_CPU" in
+    unix*)
+      rtems_cv_HAS_NETWORKING="no"
+      ;;
+    *)
+      if test "${RTEMS_HAS_NETWORKING}" = "yes"; then
+        rtems_cv_HAS_NETWORKING="yes";
+      else
+        rtems_cv_HAS_NETWORKING="disabled";
+      fi
+      ;;
+    esac])
+if test "$rtems_cv_HAS_NETWORKING" = "yes"; then
+  HAS_NETWORKING="yes";
+else
+  HAS_NETWORKING="no";
+fi
+AC_SUBST(HAS_NETWORKING)dnl
+])
diff --git a/aclocal/check-posix.m4 b/aclocal/check-posix.m4
new file mode 100644
index 0000000000..43d175deac
--- /dev/null
+++ b/aclocal/check-posix.m4
@@ -0,0 +1,27 @@
+dnl $Id$
+dnl
+AC_DEFUN(RTEMS_CHECK_POSIX_API,
+[dnl
+AC_REQUIRE([RTEMS_CHECK_CPU])dnl
+AC_CACHE_CHECK([whether BSP supports libposix],
+  rtems_cv_HAS_POSIX_API,
+  [dnl
+    case "$RTEMS_CPU" in
+    unix*)
+      rtems_cv_HAS_POSIX_API="no"
+      ;;
+    *)
+      if test "${RTEMS_HAS_POSIX_API}" = "yes"; then
+        rtems_cv_HAS_POSIX_API="yes";
+      else
+        rtems_cv_HAS_POSIX_API="disabled";
+      fi
+      ;;
+    esac])
+if test "$rtems_cv_HAS_POSIX_API" = "yes"; then
+  HAS_POSIX_API="yes";
+else
+  HAS_POSIX_API="no";
+fi
+AC_SUBST(HAS_POSIX_API)dnl
+])