Makefile

   1 .POSIX:
   2 .SILENT:
   3
   4 ## TOOLS ##
   5
   6 CC := gcc
   7 LD := gcc
   8 MAKEDEPEND := makedepend
   9
  10 ## OPTIONS ##
  11
  12 BUILDDIR := build/
  13 CPPDEFINE := _GNU_SOURCE _POSIX_SOURCE
  14 CPPPATH := .
  15 CFLAGS := -Wall -Werror -std=c99 -pedantic -O3 -g -ffunction-sections
  16 LDFLAGS := -Wl,--gc-sections
  17
  18 ## SOURCES ##
  19
  20 progname := aftubes
  21
  22 subdirs := modules/
  23
  24 sources := aformat.c buffer.c errors.c graph.c main.c sound-ioctl.c soundout.c \
  25         wavefile.c \
  26         $(addprefix modules/,convert.c mixer.c playsink.c ringmod.c wavesource.c)
  27
  28 ## RULES ##
  29
  30 hackydir := `gcc -print-search-dirs | grep install | cut -d" " -f2`/include
  31 CPPFLAGS := $(addprefix -I,$(CPPPATH)) $(addprefix -D,$(CPPDEFINE))
  32 CFLAGS := $(CPPFLAGS) $(CFLAGS)
  33 objects := $(addprefix $(BUILDDIR), $(sources:.c=.o))
  34
  35 green := \033[32m
  36 ungreen := \033[0m
  37
  38 .PHONY: all
  39 all: makedirs $(BUILDDIR)$(progname)
  40
  41 .PHONY: makedirs
  42 makedirs:
  43         mkdir -p $(addprefix $(BUILDDIR),$(subdirs))
  44
  45 $(BUILDDIR)$(progname): $(objects)
  46         printf "         Linking $(green)$@$(ungreen)\n"
  47         $(LD) $(LDFLAGS) -o $@ $(objects)
  48
  49 ifneq ($(MAKECMDGOALS),clean)
  50 -include .depends.mak
  51 endif
  52
  53 .depends.mak:
  54         printf "        Scanning $(green)all source files$(ungreen)\n"
  55         $(MAKEDEPEND) -I/usr/ -I$(hackydir) $(CPPFLAGS) -f- -p"$@ $(BUILDDIR)" $(sources) > $@
  56
  57 $(BUILDDIR)%.o: %.c
  58         printf "       Compiling $(green)$@$(ungreen)\n"
  59         $(CC) $(CFLAGS) -c -o $@ $<
  60
  61 .PHONY: clean
  62 clean:
  63         printf "        Deleting $(green)all objects$(ungreen)\n"
  64         $(RM) -r $(BUILDDIR)