Makefile

TARGET = unclutter
VERSION = 1.7
SDIR = src
IDIR = include
ODIR = obj

INSTALL = install
PREFIX = /usr

BINDIR = $(PREFIX)/bin
MANDIR = $(PREFIX)/share/man/man1
LICENSEDIR = $(PREFIX)/share/licenses/$(TARGET)

CC = gcc
LD = $(CC)
PKG_CONFIG = pkg-config

CPPFLAGS += -D'__VERSION="${VERSION}"' "-I$(IDIR)"

CFLAGS += -std=gnu99
CFLAGS += -Wall -Wundef -Wshadow -Wformat-security

LDFLAGS += $(shell $(PKG_CONFIG) --libs x11 xi xfixes)
# libev has no pkg-config support
LDFLAGS += -lev

INCS = $(wildcard $(IDIR)/*.h)
SRCS = $(wildcard $(SDIR)/*.c)
OBJS = $(patsubst %,$(ODIR)/%,$(notdir $(SRCS:.c=.o)))

MANS = man/unclutter-xfixes.1

.NOTPARALLEL:

.PHONY: all
all: clean $(TARGET) mans

.PHONY: $(TARGET)
$(TARGET): $(OBJS)
	$(LD) $(OBJS) $(LDFLAGS) -o "$(TARGET)"

$(ODIR)/%.o: $(SDIR)/%.c $(INCS)
	$(CC) $(CPPFLAGS) $(CFLAGS) -o "$@" -c "$<"

.PHONY: install
install: $(TARGET) mans
	$(INSTALL) -Dm 0755 "$(TARGET)" "$(DESTDIR)$(BINDIR)/$(TARGET)"
	$(INSTALL) -Dm 0644 man/unclutter-xfixes.1 "$(DESTDIR)$(MANDIR)/unclutter.1"
	$(INSTALL) -Dm 0644 -t "$(DESTDIR)$(LICENSEDIR)/" LICENSE

.PHONY: uninstall
uninstall:
	$(RM) "$(DESTDIR)$(BINDIR)/$(TARGET)"
	$(RM) "$(DESTDIR)$(MANDIR)/unclutter.1"
	$(RM) "$(DESTDIR)$(LICENSEDIR)/LICENSE"

.PHONY: mans
mans: $(MANS)

$(MANS): %.1: %.man
	a2x --no-xmllint -f manpage "$<"

.PHONY: clean
clean:
	$(RM) $(TARGET) $(OBJS)
	$(RM) man/*.1 man/*.xml