2 files changed, 46 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index f0e2ce5a45..b640c1faa0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -120,8 +120,10 @@ set(GR_PREFSDIR         ${SYSCONFDIR}/${CMAKE_PROJECT_NAME}/conf.d)
 OPTION(ENABLE_PERFORMANCE_COUNTERS "Enable block performance counters" OFF)
 if(ENABLE_PERFORMANCE_COUNTERS)
   message(STATUS "ADDING PERF COUNTERS")
+  SET(GR_PERFORMANCE_COUNTERS True)
   add_definitions(-DGR_PERFORMANCE_COUNTERS)
 else(ENABLE_PERFORMANCE_COUNTERS)
+  SET(GR_PERFORMANCE_COUNTERS False)
   message(STATUS "NO PERF COUNTERS")
 endif(ENABLE_PERFORMANCE_COUNTERS)
 
@@ -278,6 +280,20 @@ add_subdirectory(gr-wavelet)
 add_subdirectory(gr-wxgui)
 add_subdirectory(gr-blocks)
 
+# Create a config.h with some definitions to export to other projects.
+CONFIGURE_FILE(
+  ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in
+  ${CMAKE_CURRENT_BINARY_DIR}/config.h
+)
+
+# Install config.h in include/gnuradio
+install(
+    FILES
+    ${CMAKE_CURRENT_BINARY_DIR}/config.h
+    DESTINATION ${GR_INCLUDE_DIR}/gnuradio
+    COMPONENT "core_devel"
+)
+
 #finalize cpack after subdirs processed
 include(GrPackage)
 CPACK_FINALIZE()
diff --git a/config.h.in b/config.h.in
new file mode 100644
index 0000000000..325cb838ef
--- /dev/null
+++ b/config.h.in
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2013 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef GNURADIO_CONFIG_H
+#define GNURADIO_CONFIG_H
+
+#cmakedefine TRY_SHM_VMCIRCBUF
+#cmakedefine GR_PERFORMANCE_COUNTERS
+#cmakedefine ENABLE_GR_LOG
+#cmakedefine HAVE_LOG4CXX
+
+#endif /* GNURADIO_CONFIG_H */