# dwm - dynamic window manager
# See LICENSE file for copyright and license details.

include config.mk

INSTALL ?= install
GZIP    ?= gzip
TAR     ?= tar

SRC := $(wildcard src/*.c)
OBJ := $(addsuffix .o,$(SRC))
DEP := $(addsuffix .d,$(SRC))

# Set Q to @ to silence commands being printed, unless --no-silent has been set
ifeq (0, $(words $(findstring --no-silent,$(MAKEFLAGS))))
Q=@
endif

msg = @printf '%-8s %s\n' "$(1)" "$(2)"

.PHONY:
all: bin/dwm

.PHONY:
install: $(DESTDIR)/bin/dwm $(DESTDIR)/share/man/man1/dwm.1.gz
$(DESTDIR)/bin/%: bin/%
	$(call msg,INSTALL,$@)
	$(Q)$(INSTALL) -D -m0755 $< $@

$(DESTDIR)/share/man/%: man/%
	$(call msg,INSTALL,$@)
	$(Q)$(INSTALL) -D -m0644 $< $@

.PHONY:
uninstall:
	$(Q)$(RM) $(DESTDIR)/bin/dwm\
		$(DESTDIR)/share/man/man1/dwm.1.gz

.PHONY:
clean:
	$(call msg,CLEAN,src/)
	$(Q)$(RM) $(OBJ)
	$(call msg,CLEAN,man/)
	$(Q)$(RM) $(MAN)
	$(call msg,CLEAN,bin/)
	$(Q)$(RM) -r bin/

# Links together the object files into the final binary.
bin/dwm: $(OBJ) | bin/
	$(call msg,LD,$@)
	$(Q)$(CC) $(LDFLAGS) $(LDLIBS) -o $@ $^

# Compiles C sources into Object files
%.c.o: %.c
	$(call msg,CC,$@)
	$(Q)$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<

# Compress files requested for compression using GZIP
%.gz: %
	$(call msg,GZIP,$@)
	$(Q)$(GZIP) -k $<

# Create directories
%/:
	$(call msg-mkdir,$@)
	$(Q)mkdir $@

# Generate and include dependencies,
# ignoring any errors that may occur when doing so.
%.c.d: %.c
	$(Q)$(CC) -MM $(CPPFLAGS) -MF $@ $<
ifeq (0, $(words $(findstring $(MAKECMDGOALS), clean)))
-include $(DEP)
endif