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# Copyright (c) 2016, Antonio SJ Musumeci <trapexit@spawn.link>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
PKGCONFIG = $(shell which pkg-config)
GIT = $(shell which git)
TAR = $(shell which tar)
MKDIR = $(shell which mkdir)
TOUCH = $(shell which touch)
CP = $(shell which cp)
RM = $(shell which rm)
LN = $(shell which ln)
FIND = $(shell which find)
INSTALL = $(shell which install)
MKTEMP = $(shell which mktemp)
STRIP = $(shell which strip)
PANDOC = $(shell which pandoc)
SED = $(shell which sed)
GZIP = $(shell which gzip)
RPMBUILD = $(shell which rpmbuild)
GIT2DEBCL = ./tools/git2debcl
CPPFIND = ./tools/cppfind
ifeq ($(PKGCONFIG),"")
$(error "pkg-config not installed")
endif
ifeq ($(PANDOC),"")
$(warning "pandoc does not appear available: manpage won't be buildable")
endif
XATTR_AVAILABLE = $(shell test ! -e /usr/include/attr/xattr.h; echo $$?)
FUSE_AVAILABLE = $(shell ! pkg-config --exists fuse; echo $$?)
ifeq ($(FUSE_AVAILABLE),0)
FUSE_AVAILABLE = $(shell test ! -e /usr/include/fuse.h; echo $$?)
endif
ifeq ($(FUSE_AVAILABLE),0)
$(error "FUSE development package doesn't appear available")
endif
FLAG_NOPATH = $(shell $(CPPFIND) "flag_nopath")
FALLOCATE = $(shell $(CPPFIND) "fuse_fs_fallocate")
FLOCK = $(shell $(CPPFIND) "fuse_fs_flock")
READ_BUF = $(shell $(CPPFIND) "fuse_fs_read_buf")
WRITE_BUF = $(shell $(CPPFIND) "fuse_fs_write_buf")
UGID_USE_RWLOCK = 0
OPTS = -O2
SRC = $(wildcard src/*.cpp)
OBJ = $(SRC:src/%.cpp=obj/%.o)
DEPS = $(OBJ:obj/%.o=obj/%.d)
TARGET = mergerfs
MANPAGE = $(TARGET).1
FUSE_CFLAGS = $(shell $(PKGCONFIG) --cflags fuse)
CFLAGS = -g -Wall \
$(OPTS) \
-Wno-unused-result \
$(FUSE_CFLAGS) \
-DFUSE_USE_VERSION=26 \
-MMD \
-DFLAG_NOPATH=$(FLAG_NOPATH) \
-DFALLOCATE=$(FALLOCATE) \
-DFLOCK=$(FLOCK) \
-DREAD_BUF=$(READ_BUF) \
-DWRITE_BUF=$(WRITE_BUF) \
-DUGID_USE_RWLOCK=$(UGID_USE_RWLOCK)
LDFLAGS = $(shell $(PKGCONFIG) fuse --libs)
PREFIX = /usr/local
EXEC_PREFIX = $(PREFIX)
DATAROOTDIR = $(PREFIX)/share
DATADIR = $(DATAROOTDIR)
BINDIR = $(EXEC_PREFIX)/bin
SBINDIR = $(EXEC_PREFIX)/sbin
MANDIR = $(DATAROOTDIR)/man
MAN1DIR = $(MANDIR)/man1
INSTALLBINDIR = $(DESTDIR)$(BINDIR)
INSTALLSBINDIR = $(DESTDIR)$(SBINDIR)
INSTALLMAN1DIR = $(DESTDIR)$(MAN1DIR)
ifeq ($(XATTR_AVAILABLE),0)
$(warning "xattr not available: disabling")
CFLAGS += -DWITHOUT_XATTR
endif
all: $(TARGET) clone
help:
@echo "usage: make"
@echo "make XATTR_AVAILABLE=0 - to build program without xattrs functionality (auto discovered otherwise)"
$(TARGET): src/version.hpp obj/obj-stamp $(OBJ)
$(CXX) $(CFLAGS) $(OBJ) -o $@ $(LDFLAGS)
clone: $(TARGET)
$(LN) -fs "$<" "$@"
fsck.mergerfs: tools/fsck.mergerfs
mount.mergerfs: $(TARGET)
$(LN) -fs "$<" "$@"
changelog:
$(GIT2DEBCL) --name $(TARGET) > ChangeLog
authors:
$(GIT) log --format='%aN <%aE>' | sort -f | uniq > AUTHORS
src/version.hpp:
$(eval VERSION := $(shell $(GIT) describe --always --tags --dirty))
@echo "#ifndef _VERSION_HPP" > src/version.hpp
@echo "#define _VERSION_HPP" >> src/version.hpp
@echo "static const char MERGERFS_VERSION[] = \"$(VERSION)\";" >> src/version.hpp
@echo "#endif" >> src/version.hpp
obj/obj-stamp:
$(MKDIR) -p obj
$(TOUCH) $@
obj/%.o: src/%.cpp
$(CXX) $(CFLAGS) -c $< -o $@
clean: rpm-clean
$(RM) -rf obj
$(RM) -f src/version.hpp
$(RM) -f "$(TARGET)" "$(MANPAGE)" clone
$(FIND) . -name "*~" -delete
distclean: clean
$(GIT) clean -fd
install: install-base install-clone install-mount.mergerfs install-tools install-man
install-base: $(TARGET)
$(INSTALL) -v -m 0755 -D "$(TARGET)" "$(INSTALLBINDIR)/$(TARGET)"
install-clone: clone
$(MKDIR) -p "$(INSTALLBINDIR)"
$(CP) -a "$<" "$(INSTALLBINDIR)/$<"
install-mount.mergerfs: mount.mergerfs
$(MKDIR) -p "$(INSTALLBINDIR)"
$(CP) -a "$<" "$(INSTALLBINDIR)/$<"
install-tools: fsck.mergerfs
$(INSTALL) -v -m 0755 -D "tools/$<" "$(INSTALLSBINDIR)/$<"
install-man: $(MANPAGE)
$(INSTALL) -v -m 0644 -D "$(MANPAGE)" "$(INSTALLMAN1DIR)/$(MANPAGE)"
install-strip: install-base
$(STRIP) "$(INSTALLBINDIR)/$(TARGET)"
uninstall: uninstall-base uninstall-clone uninstall-man
uninstall-base:
$(RM) -f "$(INSTALLBINDIR)/$(TARGET)"
uninstall-clone:
$(RM) -f "$(INSTALLBINDIR)/clone"
uninstall-man:
$(RM) -f "$(INSTALLMAN1DIR)/$(MANPAGE)"
$(MANPAGE): README.md
ifneq (,$(PANDOC))
$(PANDOC) -s -t man -o $(MANPAGE) README.md
else
$(CP) man/mergerfs.1 .
endif
man: $(MANPAGE)
tarball: clean man changelog authors src/version.hpp
$(eval VERSION := $(shell $(GIT) describe --always --tags --dirty))
$(eval VERSION := $(subst -,_,$(VERSION)))
$(eval FILENAME := $(TARGET)-$(VERSION))
$(eval TMPDIR := $(shell $(MKTEMP) --tmpdir -d .$(FILENAME).XXXXXXXX))
$(MKDIR) $(TMPDIR)/$(FILENAME)
$(CP) -ar . $(TMPDIR)/$(FILENAME)
$(TAR) --exclude=.git -cz -C $(TMPDIR) -f $(FILENAME).tar.gz $(FILENAME)
$(RM) -rf $(TMPDIR)
debian-changelog:
$(GIT2DEBCL) --name $(TARGET) > debian/changelog
signed-deb: debian-changelog
dpkg-buildpackage
deb: debian-changelog
dpkg-buildpackage -uc -us
rpm-clean:
$(RM) -rf rpmbuild
rpm: tarball
$(eval VERSION := $(shell $(GIT) describe --always --tags --dirty))
$(eval VERSION := $(subst -,_,$(VERSION)))
$(MKDIR) -p rpmbuild/BUILD rpmbuild/RPMS rpmbuild/SOURCES
$(SED) 's/__VERSION__/$(VERSION)/g' $(TARGET).spec > \
rpmbuild/SOURCES/$(TARGET).spec
cp -ar $(TARGET)-$(VERSION).tar.gz rpmbuild/SOURCES
$(RPMBUILD) -ba rpmbuild/SOURCES/$(TARGET).spec \
--define "_topdir $(CURDIR)/rpmbuild"
.PHONY: all clean install help
include $(wildcard obj/*.d)