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## Copyright 2016 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 compile only the static library, only the dynamic library, or both
# if static=0 then compile both
# if static=2 then compile the dynamic library
# if static=1 then compile the static library
STATIC=0
VERSION=1.0
# products of the compilation
PROJECT_SO=libinum.so.$(VERSION)
PROJECT_LIBS=libinum.a
PROJECT_DOCS=libinum-doc.html
# debug and optimization flags
#DB= -ggdb
OPT= -O3
# warning flags
WARNINGS= -Wall -Wextra -Wno-strict-overflow -std=c99 -pedantic
# installation dirs
PREFIX=/usr
LIBDIR=$(PREFIX)/lib
INCLUDEDIR=$(PREFIX)/include
DOCDIR=$(PREFIX)/share/doc/libinum
# 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
LIBINUM_OBJS = $(addprefix $(OBJDIR)/, array.o integral.o utils.o polynomial.o polynomialMV.o root.o)
ifeq ($(STATIC),1)
# compile libinum.a
PREREQ=static
# install static lib
INSTALLLIB=install-static
else ifeq ($(STATIC),2)
# compile libinum.so.$(VERSION)
PREREQ=shared
# install shared lib
INSTALLLIB=install-shared
else
# compile both
PREREQ=shared static
# install both
INSTALLLIB=install-shared install-static
endif
all: init $(PREREQ)
# create dirs
init:
@[ -d $(OBJDIR) ] || /bin/mkdir $(OBJDIR)
@[ -d $(BUILDDIR) ] || /bin/mkdir $(BUILDDIR)
# static library
static: $(PROJECT_LIBS)
# shared library
shared: $(PROJECT_SO)
libinum.a: $(LIBINUM_OBJS)
$(AR) -rc $(BUILDDIR)/$@ $^
libinum.so.$(VERSION): $(LIBINUM_OBJS)
$(LD) -shared -lm -lmpfr -lgmp -lpthread $(LDFLAGS) -o $(BUILDDIR)/$@ $^
ln -fs ./libinum.so.$(VERSION) $(BUILDDIR)/libinum.so
%.o : ../$(SRCDIR)/%.c
$(CC) -c $(CFLAGS) -fPIC $< -o $@
install: $(INSTALLLIB) all
mkdir -p $(MANDIR) $(DOCDIR) $(INCLUDEDIR)/libinum
cp -rL include/libinum/* $(INCLUDEDIR)/libinum/
install -Dm644 include/libinum.h $(INCLUDEDIR)/
cp -r doc/libinum-examples $(DOCDIR)/
install -Dm644 $(addprefix doc/,$(PROJECT_DOCS)) $(DOCDIR)/
install-static: all
mkdir -p $(LIBDIR)
install -Dm755 $(addprefix $(BUILDDIR)/,$(PROJECT_LIBS)) $(LIBDIR)/
install-shared: all
mkdir -p $(LIBDIR)
install -Dm755 $(addprefix $(BUILDDIR)/,$(PROJECT_SO)) $(LIBDIR)/
for lib in $(PROJECT_SO); do ln -fs ./$$lib $(LIBDIR)/$${lib%.so.*}.so; done
clean:
@rm -rf $(OBJDIR)
@rm -rf $(BUILDDIR)
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