TOPDIR=$(shell pwd)

include $(TOPDIR)/common.mk

# Depend on the object files of all source-files in src/*.c and on all header files
FILES=$(patsubst %.c,%.o,$(wildcard src/*.c))
HEADERS=$(wildcard include/*.h)

# Depend on the specific file (.c for each .o) and on all headers
src/%.o: src/%.c ${HEADERS}
	echo "CC $<"
	$(CC) $(CFLAGS) -c -o $@ $<

all: ${FILES}
	echo "LINK i3"
	$(CC) -o i3 ${FILES} $(LDFLAGS)
	echo ""
	echo "SUBDIR i3-msg"
	$(MAKE) TOPDIR=$(TOPDIR) -C i3-msg

install: all
	echo "INSTALL"
	$(INSTALL) -d -m 0755 $(DESTDIR)/usr/bin
	$(INSTALL) -d -m 0755 $(DESTDIR)/etc/i3
	$(INSTALL) -d -m 0755 $(DESTDIR)/usr/share/xsessions
	$(INSTALL) -m 0755 i3 $(DESTDIR)/usr/bin/
	test -e $(DESTDIR)/etc/i3/config || $(INSTALL) -m 0644 i3.config $(DESTDIR)/etc/i3/config
	$(INSTALL) -m 0644 i3.desktop $(DESTDIR)/usr/share/xsessions/
	$(MAKE) TOPDIR=$(TOPDIR) -C i3-msg install

dist: distclean
	[ ! -d i3-${VERSION} ] || rm -rf i3-${VERSION}
	[ ! -e i3-${VERSION}.tar.bz2 ] || rm i3-${VERSION}.tar.bz2
	mkdir i3-${VERSION}
	cp DEPENDS GOALS LICENSE PACKAGE-MAINTAINER TODO RELEASE-NOTES-${VERSION} i3.config i3.desktop pseudo-doc.doxygen Makefile i3-${VERSION}
	cp -r src i3-msg include man i3-${VERSION}
	# Only copy toplevel documentation (important stuff)
	mkdir i3-${VERSION}/docs
	find docs -maxdepth 1 -type f ! -name "*.xcf" -exec cp '{}' i3-${VERSION}/docs \;
	sed -e 's/^GIT_VERSION=\(.*\)/GIT_VERSION=${GIT_VERSION}/g;s/^VERSION=\(.*\)/VERSION=${VERSION}/g' common.mk > i3-${VERSION}/common.mk
	# Pre-generate a manpage to allow distributors to skip this step and save some dependencies
	make -C man
	cp man/i3.1 i3-${VERSION}/man/i3.1
	tar cf i3-${VERSION}.tar i3-${VERSION}
	bzip2 -9 i3-${VERSION}.tar
	rm -rf i3-${VERSION}

clean:
	rm -f src/*.o
	$(MAKE) -C docs clean
	$(MAKE) -C man clean
	$(MAKE) TOPDIR=$(TOPDIR) -C i3-msg clean

distclean: clean
	rm -f i3
	$(MAKE) TOPDIR=$(TOPDIR) -C i3-msg distclean