Makefile.global

   1
   2 ECHO=echo
   3
   4 ifndef OS
   5 OS=$(shell uname)
   6 endif
   7
   8 CFLAGS=-Wall -pedantic -ansi -O2 -g -DASSERT_CORE -DHAVE_HSTRERROR
   9 ifeq ($(OS), FreeBSD)
  10 CFLAGS+= -DHAVE_POLL_H
  11 endif
  12
  13 ifeq ($(OS), Linux)
  14 CFLAGS+= -DHAVE_SYS_POLL_H -D_GNU_SOURCE -D_LARGE_FILES -D_FILE_OFFSET_BITS=64
  15 endif
  16
  17 CFLAGS+=$(EXTRAFLAGS)
  18
  19 CC=gcc
  20 AR=ar
  21 RANLIB=ranlib
  22 LD=ld
  23 LIB=-lm $(EXTRALIB)
  24
  25
  26 INCLUDE=-I$(topbuilddir)/include -I. $(EXTRAINCLUDE)
  27 ARFLAGS=rcv
  28 LDFLAGS=-r
  29
  30 ifdef SUBOBJ
  31 SUBSYS=SUBSYS.o
  32 endif
  33
  34 ifdef SUBDIRS
  35 SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
  36 endif
  37
  38 .SUFFIXES: .o.c
  39
  40 .c.o:
  41         $(CC) $(CFLAGS) $(INCLUDE) -c $<
  42
  43 all: $(SUBSYS) $(LIBRARY) $(PROGRAM)
  44
  45 define prog_dep
  46  $(1): $$(PROGRAMOBJ_$(1))
  47 endef
  48
  49 $(foreach prog,$(PROGRAM),$(eval $(call prog_dep,$(prog))))
  50
  51 ifdef PROGRAM
  52 ifdef LIBRARY
  53 $(PROGRAM): $(LIBRARY)
  54 endif
  55
  56 $(PROGRAM): %: %.o
  57         $(CC) -o $@ $< $(PROGRAMOBJ_$(@)) $(LIBRARY) $(LIB)
  58 endif
  59
  60 ifdef LIBRARY
  61 $(LIBRARY): $(LIBOBJ) $(SUBDIROBJS)
  62         $(AR) $(ARFLAGS) $@ $(LIBOBJ) $(SUBDIROBJS)
  63         $(RANLIB) $@
  64 endif
  65
  66 ifdef SUBOBJ
  67 $(SUBSYS): $(SUBOBJ)
  68         $(LD) $(LDFLAGS) -o $@ $(SUBOBJ)
  69 endif
  70
  71 ifdef SUBDIRS
  72 $(SUBDIROBJS): $(SUBDIRS:%=%-recursive) ;
  73
  74 $(SUBDIRS:%=%-recursive):
  75         $(MAKE) -C $(subst -recursive,,$@) -f Makefile OS=$(OS) SUBSYS.o
  76 endif
  77
  78 clean:
  79 ifdef LIBOBJ
  80         rm -rf $(LIBOBJ)
  81 endif
  82 ifdef PROGRAM
  83         rm -rf $(PROGRAM)
  84         rm -rf $(foreach P, $(PROGRAM), $P.o $(PROGRAMOBJ_$(P)))
  85         rm -rf *core core.*
  86 endif
  87 ifdef LIBRARY
  88         rm -rf $(LIBRARY)
  89 endif
  90 ifdef SUBOBJ
  91         rm -rf $(SUBOBJ) $(SUBSYS)
  92 endif
  93 ifdef SUBDIRS
  94         for dir in $(SUBDIRS); do $(MAKE) -f Makefile -C $$dir OS=$(OS) clean || exit; done
  95 endif