added examples

[libt2n] / examples-codegen / example2 / codegen.make

diff --git a/examples-codegen/example2/codegen.make b/examples-codegen/example2/codegen.make
new file mode 100644 (file)
index 0000000..d7c991b
--- /dev/null
+++ b/examples-codegen/example2/codegen.make
@@ -0,0 +1,64 @@
+# Makefile snippet included by projects using libt2n-codegen
+
+# Asumptions: 
+# gnu make (functions for transforming text)
+# sed is available
+
+include_HEADERS += $(foreach i, $(CMDGROUPS), $(i)_client.hxx $(i).hxx)
+
+# not needed but nice to have
+# IFILES=$(foreach i, $(CMDGROUPS), $(foreach j, $($(i)_GROUP), $(j)))
+
+-include $(foreach i, $(CMDGROUPS), libt2ngroup_$(i).P)
+
+libt2ngroup_%.P : Makefile.am
+       echo $@ : $($*_GROUP) > libt2ngroup_$*.P
+
+%.libt2nstamp : libt2ngroup_%.P
+# assuming we have some unix like shell (maybe even bash)
+#      echo BUILT_SOURCES: $(BUILT_SOURCES)
+# temporarily create _common.hxx file (will be overwritten by codegen below)
+       echo '#include "codegen-stubhead.hxx"' > $*_common.hxx;
+       echo '#include "$*.hxx"' >> $*_common.hxx;
+# todo use tmp file for xml file
+       for i in $($*_GROUP); do \
+               gccxml $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) $(srcdir)/$${i} -fxml=$${i%*.cpp}.xml; \
+       done && $(LIBT2N_CODEGEN) $* $($*_GROUP:.cpp=.xml) && touch $@
+
+LIBT2N_CODEGEN_BUILT = $(foreach i, $(CMDGROUPS), $(foreach j, _common.hxx _common.cpp _client.hxx _client.cpp _server.hxx _server.cpp, $(i)$(j)) )
+
+# using BUILT_SOURCES is a bit problematic (see also automake manual)
+BUILT_SOURCES += $(LIBT2N_CODEGEN_BUILT)
+
+LIBT2N_STAMPS=$(CMDGROUPS:=.libt2nstamp)
+$(BUILT_SOURCES) : $(LIBT2N_STAMPS)
+
+# Install the pkg-config files: (todo: perhaps use +=)
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = $(CMDGROUPS:=.pc)
+
+# .pc files (one pc file for each command group)
+%.pc : $(LIBT2N_CLIENT_PCTEMPLATE) Makefile
+       sed \
+       -e 's,\@CMDGROUP\@,$*,g' \
+       -e 's,\@prefix\@,$(prefix),g' \
+       -e 's,\@exec_prefix\@,$(exec_prefix),g' \
+       -e 's,\@libdir\@,$(libdir),g' \
+       -e 's,\@includedir\@,$(includedir),g' \
+       -e 's,\@VERSION\@,$(VERSION),g' \
+       $< >$*.pc
+
+CLEANFILES += $(LIBT2N_CODEGEN_BUILT) $(LIBT2N_STAMPS) $(pkgconfig_DATA)
+
+# didn't work (same problem as with _LTLIBRARIES [parsing by automake],
+# this time _OBJECTS was not correct)
+# server_SOURCES = server.cpp \
+#      $(foreach i, $(CMDGROUPS), $(foreach j, $($(i)_GROUP), $(j))) \
+#      $(foreach i, $(CMDGROUPS), $(i)_server.cpp)
+
+# we have got an old automake version (1.4-p5) which doesn't support nodist_
+# => we use this hack using the dist-hook
+dist-hook: $(LIBT2N_CODEGEN_BUILT)
+       rm -vf $(foreach i, $(LIBT2N_CODEGEN_BUILT), $(distdir)/$(i))
+
+EXTRA_DIST += codegen.make