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diff --git a/Makefile b/Makefile
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+## Copyright 2015 Ian Jauslin
+## 
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+## 
+##     http://www.apache.org/licenses/LICENSE-2.0
+## 
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+
+# whether to link dynamically
+#   if static=0 then link dynamically
+#   if static=2 then link statically
+#   if static=1 then link libkondo statically but other libraries dynamically
+STATIC=1
+
+VERSION=1.2
+
+# products of the compilation
+PROJECT_BINS= meankondo numkondo meantools kondo_preprocess meantools-convert
+PROJECT_SO=libkondo.so.$(VERSION)
+PROJECT_LIBS=libkondo.a
+PROJECT_MANS=meankondo.1 numkondo.1 meantools.1 meantools-convert.1 kondo_preprocess.1
+PROJECT_SCRIPTS=config_functions.sh
+PROJECT_DOCS=meankondo-doc.html
+
+# debug and optimization flags
+#DB= -ggdb
+OPT= -O3
+
+# warning flags
+WARNINGS= -Wall -Wextra -Wno-strict-overflow -std=c99 -pedantic
+
+# installation dirs
+PREFIX=/usr
+BINDIR=$(PREFIX)/bin
+LIBDIR=$(PREFIX)/lib
+MANDIR=$(PREFIX)/share/man/man1
+SCRIPTDIR=$(PREFIX)/share/meankondo/scripts
+DOCDIR=$(PREFIX)/share/doc/meankondo-doc
+
+# compiler
+CC=/usr/bin/gcc
+LD=$(CC)
+AR=/usr/bin/ar
+
+# directories
+INCLUDE = 
+LIB = 
+
+# flags
+override LDFLAGS +=$(LIB)
+override CFLAGS +=$(INCLUDE)$(DB) $(OPT) $(WARNINGS)
+
+# build directories
+BUILDDIR=./build
+SRCDIR=./src
+OBJDIR=./objs
+
+# objects
+LIBKONDO_OBJS = $(addprefix $(OBJDIR)/,array.o cli_parser.o coefficient.o fields.o grouped_polynomial.o idtable.o istring.o number.o parse_file.o polynomial.o rational_float.o rational_int.o rcc.o tools.o)
+MEANKONDO_OBJS = $(addprefix $(OBJDIR)/,meankondo.o mean.o)
+NUMKONDO_OBJS = $(addprefix $(OBJDIR)/,numkondo.o flow.o)
+MEANTOOLS_OBJS = $(addprefix $(OBJDIR)/,meantools.o meantools_exp.o meantools_deriv.o meantools_eval.o)
+KONDO_PP_OBJS = $(addprefix $(OBJDIR)/,kondo_preprocess.o kondo.o)
+
+
+# flags which depend on whether to link statically or dynamically
+# lib flag for libkondo
+LIBKONDO_FLAG=-lkondo
+# additional library required for static linking
+XTRA_LIBS=
+
+ifeq ($(STATIC),1)
+  # compile libkondo.a
+  PREREQ=static
+  # libkondo is linked against libm
+  XTRA_LIBS=-lm
+  # link binaries using the static library
+  LIBKONDO_FLAG=-l:libkondo.a
+  # install static lib
+  INSTALLLIB=install-static
+else ifeq ($(STATIC),2)
+  # compile libkondo.a
+  PREREQ=static
+  # libkondo is linked against libm
+  XTRA_LIBS=-lm
+  # link binaries statically
+  override LDFLAGS += -static
+  INSTALLLIB=install-static
+else
+  # compile libkondo.so.$(VERSION)
+  PREREQ=shared
+  # required flag for subsequent dynamic linking
+  override CFLAGS += -fPIC
+  INSTALLLIB=install-shared
+endif
+
+
+all:	init $(PREREQ)
+
+# create dirs
+init:
+	@[ -d $(OBJDIR) ] || /bin/mkdir $(OBJDIR)
+	@[ -d $(BUILDDIR) ] || /bin/mkdir $(BUILDDIR)
+	@[ -d $(BUILDDIR)/bin ] || /bin/mkdir $(BUILDDIR)/bin
+	@[ -d $(BUILDDIR)/lib ] || /bin/mkdir $(BUILDDIR)/lib
+
+# static library
+static: $(PROJECT_LIBS) $(PROJECT_BINS)
+# shared library
+shared: $(PROJECT_SO) $(PROJECT_BINS)
+
+libkondo.a: $(LIBKONDO_OBJS)
+	$(AR) -rc $(BUILDDIR)/lib/$@ $^
+
+libkondo.so.$(VERSION): $(LIBKONDO_OBJS)
+	$(LD) -shared -lm $(LDFLAGS) -o $(BUILDDIR)/lib/$@ $^
+	ln -fs ./libkondo.so.$(VERSION) $(BUILDDIR)/lib/libkondo.so
+
+meankondo: $(MEANKONDO_OBJS)
+	$(LD) -L$(BUILDDIR)/lib $(LDFLAGS) -o $(BUILDDIR)/bin/$@ $^ $(LIBKONDO_FLAG) -lpthread $(XTRA_LIBS)
+
+numkondo: $(NUMKONDO_OBJS)
+	$(LD) -L$(BUILDDIR)/lib $(LDFLAGS) -o $(BUILDDIR)/bin/$@ $^ $(LIBKONDO_FLAG) -lm $(XTRA_LIBS)
+
+meantools: $(MEANTOOLS_OBJS)
+	$(LD) -L$(BUILDDIR)/lib $(LDFLAGS) -o $(BUILDDIR)/bin/$@ $^ $(LIBKONDO_FLAG) $(XTRA_LIBS)
+
+meantools-convert:
+	cp scripts/meantools-convert $(BUILDDIR)/bin/
+
+kondo_preprocess: $(KONDO_PP_OBJS)
+	$(LD) -L$(BUILDDIR)/lib $(LDFLAGS) -o $(BUILDDIR)/bin/$@ $^ $(LIBKONDO_FLAG) $(XTRA_LIBS)
+
+%.o :	../$(SRCDIR)/%.c
+	$(CC) -c $(CFLAGS) $< -o $@
+
+install: $(INSTALLLIB) all
+	mkdir -p $(BINDIR) $(MANDIR) $(SCRIPTDIR) $(DOCDIR)
+	install -Dm755 $(addprefix $(BUILDDIR)/bin/,$(PROJECT_BINS)) $(BINDIR)/
+	install -Dm644 $(addprefix man/,$(PROJECT_MANS)) $(MANDIR)/
+	gzip $(addprefix $(MANDIR)/,$(PROJECT_MANS))
+	install -Dm644 $(addprefix scripts/,$(PROJECT_SCRIPTS)) $(SCRIPTDIR)/
+	install -Dm644 $(addprefix doc/,$(PROJECT_DOCS)) $(DOCDIR)/
+
+install-static: all
+	mkdir -p $(LIBDIR)
+	install -Dm755 $(addprefix $(BUILDDIR)/lib/,$(PROJECT_LIBS)) $(LIBDIR)/
+install-shared: all
+	mkdir -p $(LIBDIR)
+	install -Dm755 $(addprefix $(BUILDDIR)/lib/,$(PROJECT_SO)) $(LIBDIR)/
+	for lib in $(PROJECT_SO); do ln -fs ./$$lib $(LIBDIR)/$${lib%.so.*}.so; done
+
+clean:
+	@rm -rf $(OBJDIR)
+	@rm -rf $(BUILDDIR)