Makefile

   1 .SUFFIXES:
   2 .SUFFIXES: .o .c .l
   3
   4 CFLAGS ?=
   5 LDFLAGS ?=
   6
   7 PREFIX ?= /usr
   8 BINDIR ?= $(PREFIX)/bin
   9 SHAREDIR ?= $(PREFIX)/share
  10 MANDIR ?= $(PREFIX)/share/man
  11
  12 CFLAGS += -std=c99 -D_POSIX_C_SOURCE=200809L
  13
  14 # Debug
  15 # CFLAGS += -g -O0 -pedantic -Wall -Wextra -Werror
  16
  17 PROG = bl
  18
  19 BACKLIGHT_PATH=\"/sys/class/backlight/backlight/brightness\"
  20 CFLAGS += -DBACKLIGHT_PATH=$(BACKLIGHT_PATH)
  21
  22 default: all
  23
  24 .PHONY: all
  25 all: $(PROG)
  26
  27 $(PROG): bl.o
  28         $(CC) -o $@ $^ $(LDFLAGS)
  29
  30 bl.o: bl.c
  31         $(CC) $(CFLAGS) -c -o $@ $<
  32
  33 .PHONY: clean
  34 clean:
  35         find -name '*.o' -delete
  36         find -name '*~' -delete
  37         rm -f $(PROG)
  38
  39 .PHONY: install
  40 install: all
  41         mkdir -p $(DESTDIR)$(BINDIR)
  42         cp -f $(PROG) $(DESTDIR)$(BINDIR)/
  43         mkdir -p $(DESTDIR)$(MANDIR)/man1
  44         cp -f bl.1 $(DESTDIR)$(MANDIR)/man1/
  45
  46 .PHONY: uninstall
  47 uninstall:
  48         cd $(DESTDIR)$(BINDIR) && rm -f $(PROG)
  49         cd $(DESTDIR)$(MANDIR)/man1 && rm -f bl.1