Makefile

   1 #
   2 # User FTP Server
   3 #
   4 # To display this Makefile help use: make help
   5 #
   6
   7 CC          ?= gcc
   8 CFLAGS      := -O2 -Wall -pipe -fomit-frame-pointer
   9 CFLAGS_DBG  := -O0 -Wall -pipe -g -pg -DDEBUG
  10 LDFLAGS     := -Wall -pipe -Wl,-s,-O1
  11 LDFLAGS_DBG := -Wall -pipe -g -pg
  12
  13 SOURCES := apply_path.c change_dir.c command_loop.c enable_passive.c \
  14            expand_arg.c file_stats.c init_session.c list_dir.c log.c \
  15            next_command.c open_data_channel.c parse_port_argument.c reply.c \
  16            send_file.c uftps.c
  17
  18
  19 #
  20 # Phony targets and aliases
  21 #
  22
  23 .PHONY: all debug clean distclean help
  24
  25 all  : uftps
  26 debug: uftps.dbg
  27
  28
  29 #
  30 # Binaries (release and debug)
  31 #
  32
  33 uftps: $(SOURCES:.c=.o)
  34         @echo ' Linking           $@' && $(CC) $(LDFLAGS) -o $@ $^
  35
  36 uftps.dbg: $(SOURCES:.c=.dbg.o)
  37         @echo ' Linking   [debug] $@' && $(CC) $(LDFLAGS_DBG) -o $@ $^
  38
  39
  40 #
  41 # Pattern rules
  42 #
  43
  44 %.o: %.c uftps.h
  45 ifdef ARCH
  46         @echo ' Compiling [tuned] $@' && $(CC) $(CFLAGS) $(ARCH) -c -o $@ $<
  47 else
  48         @echo ' Compiling         $@' && $(CC) $(CFLAGS) -c -o $@ $<
  49 endif
  50
  51 %.dbg.o: %.c uftps.h
  52         @echo ' Compiling [debug] $@' && $(CC) $(CFLAGS_DBG) -c -o $@ $<
  53
  54
  55 #
  56 # Special rules
  57 #
  58
  59 next_command.o    : command_parser.h
  60 next_command.dbg.o: command_parser.h
  61
  62 command_parser.h: command_parser.gperf
  63         @echo ' Generating        $@' && gperf --output-file=$@ $<
  64
  65
  66 #
  67 # Cleaning and help
  68 #
  69
  70 clean:
  71         @-rm -fv *.o gmon.out
  72
  73 distclean: clean
  74         @-rm -fv uftps uftps.dbg command_parser.h
  75
  76 help:
  77         @echo 'User targets:'
  78         @echo ''
  79         @echo ' all       - Default target.  Build the UFTPS binary.'
  80         @echo ' debug     - Build the UFTPS binary with debugging support.'
  81         @echo ' clean     - Clean object files.'
  82         @echo ' distclean - Clean binaries and the command parser (clean implied).'
  83         @echo ''
  84         @echo 'NOTE: Enable custom optimization flags for the release binary'
  85         @echo '      defining the ARCH make variable. For example:'
  86         @echo ''
  87         @echo '      make "ARCH=-march=pentium-m -mfpmath=sse" all'
  88         @echo ''
  89
  90
  91 #
  92 # Include dependecy information if necessary
  93 #
  94 ifneq ($(findstring clean,$(MAKECMDGOALS)),clean)
  95 ifneq ($(findstring help,$(MAKECMDGOALS)),help)
  96 -include $(patsubst %.c,.%.d,$(SOURCES))
  97 endif
  98 endif
  99