Initial bits to start work on revamping the buildsystem

1 files changed, 189 insertions, 0 deletions

diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
new file mode 100644
index 0000000..ed57c6f
--- a/dev/null
+++ b/scripts/kconfig/Makefile
@@ -0,0 +1,189 @@
+VERSION=1.2
+CC=gcc
+CXX=g++
+CFLAGS=-O2 -Wall -g -fPIC
+CXXFLAGS=$(CFLAGS) -I$(QTDIR)/include
+LDFLAGS=
+LXXFLAGS=$(LDFLAGS) -L$(QTDIR)/lib -Wl,-rpath,$(QTDIR)/lib
+LEX=flex
+YACC=bison
+YFLAGS=-d -t -v
+ifndef QTDIR
+QTDIR=/usr/share/qt
+endif
+MOC=$(wildcard $(QTDIR)/bin/moc)
+
+parse_SRC=zconf.y
+conf_SRC=conf.c $(parse_SRC)
+mconf_SRC=mconf.c $(parse_SRC)
+qconf_SRC=qconf.cc
+lkcc_SRC=cml1.y cml1.l help.l cml1.h expr1.c
+HDR=expr.h lkc.h lkc_proto.h qconf.h
+OTHER=README lkc_spec lkc_overview Makefile.kernel convert-all prepare-all.diff fixup-all.diff \
+        kconfig.i extconf.rb example
+INST=zconf.y zconf.l confdata.c expr.c symbol.c menu.c conf.c mconf.c qconf.cc kconfig_load.c images.c $(parse_SRC) $(HDR)
+INSTGEN=lex.zconf.c zconf.tab.c zconf.tab.h
+
+#DEBUG=1
+ifdef DEBUG
+CFLAGS+=-DLKC_DIRECT_LINK
+qconf_SRC+=$(parse_SRC)
+else
+qconf_SRC+=kconfig_load.c
+endif
+
+SRC=$(conf_SRC) $(mconf_SRC) $(qconf_SRC) $(lkcc_SRC)
+CSRC=$(filter %.c, $(SRC))
+YSRC=$(filter %.y, $(SRC))
+LSRC=$(filter %.l, $(SRC))
+
+parse_OBJ=$(filter %.o, \
+                $(patsubst %.c,%.o, \
+                $(patsubst %.y,%.tab.o, \
+                $(patsubst %.l,lex.%.o, \
+                        $(parse_SRC)))))
+conf_OBJ=$(filter %.o, \
+                $(patsubst %.c,%.o, \
+                $(patsubst %.y,%.tab.o, \
+                $(patsubst %.l,lex.%.o, \
+                        $(conf_SRC)))))
+mconf_OBJ=$(filter %.o, \
+                $(patsubst %.c,%.o, \
+                $(patsubst %.y,%.tab.o, \
+                $(patsubst %.l,lex.%.o, \
+                        $(mconf_SRC)))))
+qconf_OBJ=$(filter %.o, \
+                $(patsubst %.c,%.o, \
+                $(patsubst %.cc,%.o, \
+                $(patsubst %.y,%.tab.o, \
+                $(patsubst %.l,lex.%.o, \
+                        $(qconf_SRC))))))
+lkcc_OBJ=$(filter %.o, \
+                $(patsubst %.c,%.o, \
+                $(patsubst %.y,%.tab.o, \
+                $(patsubst %.l,lex.%.o, \
+                        $(lkcc_SRC)))))
+OBJ=$(conf_OBJ) $(mconf_OBJ) $(qconf_OBJ) $(lkcc_OBJ)
+
+ifeq ($(MOC),)
+all: lkcc conf mconf
+else
+all: lkcc conf mconf qconf libkconfig.so
+endif
+
+lex.help.c: help.l
+lex.help.o: lex.help.c cml1.h expr.h
+lex.cml1.c: cml1.l
+lex.cml1.o: lex.cml1.c cml1.tab.h cml1.h expr.h
+cml1.tab.c: cml1.y
+cml1.tab.h: cml1.y
+cml1.tab.o: cml1.tab.c cml1.h expr.h
+expr1.o: expr1.c expr.h
+
+lkc_deps := lkc.h lkc_proto.h lkc_defs.h expr.h
+
+zconf.tab.c: zconf.y
+zconf.tab.h: zconf.y
+lex.zconf.c: zconf.l
+zconf.tab.o: zconf.tab.c lex.zconf.c confdata.c expr.c symbol.c menu.c $(lkc_deps)
+#lex.zconf.o: lex.zconf.c zconf.tab.h $(lkc_deps)
+#confdata.o: confdata.c $(lkc_deps)
+#expr.o: expr.c $(lkc_deps)
+#symbol.o: symbol.c $(lkc_deps)
+#menu.o: menu.c $(lkc_deps)
+kconfig_load.o: kconfig_load.c $(lkc_deps)
+conf.o: conf.c $(lkc_deps)
+mconf.o: mconf.c $(lkc_deps)
+qconf.moc: qconf.h
+qconf.o: qconf.cc qconf.moc images.c $(lkc_deps)
+
+mconf: $(mconf_OBJ)
+        $(CC) $(LDFLAGS) $^ -o $@
+
+conf: $(conf_OBJ)
+        $(CC) $(LDFLAGS) $^ -o $@
+
+ifeq ($(MOC),)
+qconf:
+        @echo Unable to find the QT installation. Please make sure that the
+        @echo QT development package is correctly installed and the QTDIR
+        @echo environment variable is set to the correct location.
+        @false
+else
+qconf: $(qconf_OBJ)
+        $(CXX) $(LXXFLAGS) $^ -lqt -o $@
+endif
+
+lkcc: $(lkcc_OBJ)
+        $(CC) $(LDFLAGS) $^ -o $@
+
+libkconfig.so: $(parse_OBJ)
+        $(CC) -shared $^ -o $@
+
+lkc_defs.h: lkc_proto.h
+        sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
+
+clean:
+        rm -f $(OBJ) lkcc conf qconf mconf *.moc lex.* *.tab.? *.output
+
+tgz:
+        mkdir tmp
+        mkdir tmp/lkc-$(VERSION)
+        cp -ra Makefile $(sort $(SRC) $(HDR) $(OTHER) $(INST)) tmp/lkc-$(VERSION)
+        tar -cpvz -C tmp -f lkc-$(VERSION).tar.gz lkc-$(VERSION)
+        rm -rf tmp
+
+%.tab.c %.tab.h: %.y
+        $(YACC) $(YFLAGS) -b $* -p $* $<
+
+lex.%.c: %.l
+        $(LEX) $(LFLAGS) -P$* $<
+
+%.moc: %.h
+        $(QTDIR)/bin/moc -i $< -o $@
+
+%.o: %.c
+        $(CC) $(CFLAGS) -c $< -o $@
+
+%.o: %.cc
+        $(CXX) $(CXXFLAGS) -c $< -o $@
+
+ifdef KERNELSRC
+install: lkcc $(INSTGEN)
+        set -x; mkdir $(KERNELSRC)/scripts/kconfig; \
+        cp $(sort $(INST)) $(KERNELSRC)/scripts/kconfig; \
+        for f in $(INSTGEN); do cp $$f $(KERNELSRC)/scripts/kconfig/$${f}_shipped; done; \
+        cp Makefile.kernel $(KERNELSRC)/scripts/kconfig/Makefile; \
+        LKCSRC=$$PWD; export LKCSRC; \
+        cd $(KERNELSRC); \
+        patch -p0 -N < $$LKCSRC/prepare-all.diff; \
+        sh $$LKCSRC/convert-all; \
+        patch -p0 -N < $$LKCSRC/fixup-all.diff
+
+        #cp Makefile $(KERNELSRC)/scripts/kconfig/Makefile; \
+
+uninstall:
+        patch -p0 -N -R -d $(KERNELSRC) < prepare-all.diff; \
+        cd $(KERNELSRC); \
+        find -name "Kconfig*" | xargs rm; \
+        rm -rf scripts/kconfig log.*
+else
+install:
+        @echo "Please use KERNELSRC=<path/to/linux-kernel> to install"
+endif
+
+ruby: .ruby libkconfig.so .ruby/kconfig.so
+
+.ruby:
+        mkdir .ruby
+
+.ruby/kconfig_wrap.c: kconfig.i kconfig_load.c expr.h lkc_proto.h
+        swig -ruby -o $@ $<
+
+.ruby/Makefile: extconf.rb
+        cd .ruby; ruby ../extconf.rb
+
+.ruby/kconfig.so: .ruby/kconfig_wrap.c .ruby/Makefile
+        make -C .ruby
+
+.PHONY: all tgz clean ruby