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160 lines
4.0 KiB
160 lines
4.0 KiB
# Copyright (c) 2025, Antonio SJ Musumeci <trapexit@spawn.link>
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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AR ?= ar
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CHMOD ?= chmod
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CHOWN ?= chown
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INSTALL ?= install
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MKDIR ?= mkdir
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RM ?= rm
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STRIP ?= strip
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TOUCH ?= touch
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OS := $(shell uname -s)
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ifeq ($(OS),Linux)
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UTILS := utils
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INSTALLUTILS := install-utils
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else
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UTILS :=
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INSTALLUTILS :=
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endif
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ifeq ($(NDEBUG),1)
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OPT_FLAGS := -O2 -DNDEBUG
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else
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OPT_FLAGS := -O0 -g -DDEBUG -fno-omit-frame-pointer
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endif
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ifeq ($(LTO),1)
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LTO_FLAGS := -flto
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else
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LTO_FLAGS :=
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endif
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# https://www.gnu.org/prep/standards/html_node/Directory-Variables.html
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DESTDIR ?=
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PREFIX ?= /usr/local
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EXEC_PREFIX ?= $(PREFIX)
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DATAROOTDIR ?= $(PREFIX)/share
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DATADIR ?= $(DATAROOTDIR)
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BINDIR ?= $(EXEC_PREFIX)/bin
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SBINDIR ?= /sbin
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MANDIR ?= $(DATAROOTDIR)/man
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MAN1DIR ?= $(MANDIR)/man1
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INSTALLBINDIR ?= $(DESTDIR)$(BINDIR)
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INSTALLSBINDIR ?= $(DESTDIR)$(SBINDIR)
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INSTALLMAN1DIR ?= $(DESTDIR)$(MAN1DIR)
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BUILDDIR := build
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SRC_C = \
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lib/buffer.c \
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lib/crc32b.c \
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lib/fuse_dirents.c \
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lib/fuse_opt.c \
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lib/fuse_session.c \
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lib/fuse_signals.c \
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lib/helper.c \
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lib/mount.c
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SRC_CXX = $(wildcard lib/*.cpp)
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OBJS := $(SRC_C:lib/%.c=$(BUILDDIR)/.objs/%.c.o)
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OBJS += $(SRC_CXX:lib/%.cpp=$(BUILDDIR)/.objs/%.cpp.o)
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DEPS := $(SRC_C:lib/%.c=$(BUILDDIR)/.objs/%.c.d)
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DEPS += $(SRC_CXX:lib/%.cpp=$(BUILDDIR)/.objs/%.cpp.d)
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CPPFLAGS ?=
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CFLAGS ?= \
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$(OPT_FLAGS) \
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$(LTO_FLAGS) \
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-Wall \
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-pipe
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override CFLAGS += \
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-std=gnu99 \
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-MMD \
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-MP
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CXXFLAGS ?= \
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$(OPT_FLAGS) \
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$(LTO_FLAGS) \
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-Wall \
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-pipe
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override CXXFLAGS += \
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-std=c++17 \
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-MMD \
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-MP
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FUSERMOUNT_DIR := $(BINDIR)
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FUSE_FLAGS := \
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-Iinclude \
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-I$(BUILDDIR) \
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-D_REENTRANT \
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-D_FILE_OFFSET_BITS=64 \
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-DFUSERMOUNT_DIR=\"$(FUSERMOUNT_DIR)\"
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LDFLAGS ?=
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LDLIBS := \
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-lrt \
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-latomic \
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-pthread
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all: $(BUILDDIR)/libfuse.a $(UTILS)
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$(BUILDDIR)/stamp:
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$(MKDIR) -p $(BUILDDIR)/.objs/
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$(TOUCH) $@
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$(BUILDDIR)/libfuse.a: $(OBJS)
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$(AR) rcs $(BUILDDIR)/libfuse.a $(OBJS)
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.PHONY: utils
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utils: mergerfs-fusermount mount.mergerfs
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$(BUILDDIR)/mergerfs-fusermount: util/fusermount.c lib/mount_util.c
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$(CC) $(CFLAGS) $(FUSE_FLAGS) -Ilib -o $(BUILDDIR)/mergerfs-fusermount util/fusermount.c lib/mount_util.c
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mergerfs-fusermount: $(BUILDDIR)/mergerfs-fusermount
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$(BUILDDIR)/mount.mergerfs: $(BUILDDIR)/libfuse.a util/mount.mergerfs.c
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$(CC) $(CFLAGS) $(FUSE_FLAGS) -o $(BUILDDIR)/mount.mergerfs util/mount.mergerfs.c $(BUILDDIR)/libfuse.a $(LDFLAGS)
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mount.mergerfs: $(BUILDDIR)/mount.mergerfs
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$(BUILDDIR)/.objs/%.c.o: lib/%.c | $(BUILDDIR)/stamp
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$(CC) $(CFLAGS) $(FUSE_FLAGS) -c $< -o $@
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$(BUILDDIR)/.objs/%.cpp.o: lib/%.cpp | $(BUILDDIR)/stamp
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$(CXX) $(CXXFLAGS) $(FUSE_FLAGS) -c $< -o $@
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.PHONY: clean
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clean:
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$(RM) -rf $(BUILDDIR)
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.PHONY: distclean
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distclean: clean
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.PHONY: strip
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strip:
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$(STRIP) --strip-all $(BUILDDIR)/mount.mergerfs
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$(STRIP) --strip-all $(BUILDDIR)/mergerfs-fusermount
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install-utils: mergerfs-fusermount mount.mergerfs strip
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$(INSTALL) -D $(BUILDDIR)/mergerfs-fusermount "$(INSTALLBINDIR)/mergerfs-fusermount"
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$(INSTALL) -D $(BUILDDIR)/mount.mergerfs "$(INSTALLSBINDIR)/mount.mergerfs"
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$(CHOWN) root:root "$(INSTALLBINDIR)/mergerfs-fusermount"
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$(CHMOD) u+s "$(INSTALLBINDIR)/mergerfs-fusermount"
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install: $(INSTALLUTILS)
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.PHONY: objects strip utils install install-utils
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-include $(DEPS)
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