added new make target to build .clang_complete files for Clang-based Atom / Vim autocompletion support

.gitignore

@@ -1,2 +1,3 @@
 /build/
 *~
+.clang_complete

Makefile

@@ -148,7 +148,8 @@ CFLAGS += $(addprefix -DWITH_, $(call escape,$(PKGS)))
 install: $(addprefix install-,$(filter-out thirdparty doc clients,$(MODULES)))
 clean:   $(addprefix clean-,  $(filter-out thirdparty doc clients,$(MODULES)))
 
-.PHONY: all everything clean install FORCE
+.PHONY: all everything clean install
 
+-include $(wildcard $(SRCDIR)/Makefile.*)
 -include $(wildcard $(BUILDDIR)/**/*.d)
--include $(addsuffix /Makefile.inc,$(MODULES))
+-include $(patsubst %,$(SRCDIR)/%/Makefile.inc,$(MODULES))

Makefile.complete

@@ -0,0 +1,49 @@
+# Makefile for clang autocompletion
+#
+# This Makefile produces .clang_complete files containing compiler flags
+# which are used by clang autocompletion tools such as:
+#
+#   - https://atom.io/packages/autocomplete-clang
+#   - https://github.com/Rip-Rip/clang_complete
+#
+# @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+# @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+# @license GNU General Public License (version 3)
+#
+# VILLASnode
+#
+# This program 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 of the License, or
+# any later version.
+#
+# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+###################################################################################
+
+SRCMODULES = src lib plugins tools tests/unit
+
+CLANG_COMPLETES = $(patsubst %,$(SRCDIR)/%/.clang_complete,$(SRCMODULES))
+
+$(SRCDIR)/tests/unit/.clang_complete: FLAGS = $(TEST_CFLAGS)
+$(SRCDIR)/src/.clang_complete:        FLAGS = $(SRC_CFLAGS)
+$(SRCDIR)/tools/.clang_complete:      FLAGS = $(TOOLS_CFLAGS)
+$(SRCDIR)/plugins/.clang_complete:    FLAGS = $(PLUGIN_CFLAGS)
+$(SRCDIR)/lib/.clang_complete:        FLAGS = $(LIB_CFLAGS)
+
+%/.clang_complete:
+	echo "$(FLAGS)" > $@
+
+clang-complete: $(CLANG_COMPLETES)
+
+clean: clean-clang-complete
+
+clean-clang-complete:
+	rm $(CLANG_COMPLETES)
+
+.PHONY: clang-complete