tools/functions.make

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7 # $Id$
   8 #
   9
  10 # preprocess - run preprocessor on a file and return the result as a string
  11 #
  12 # This uses the native 'gcc' compiler and not $(CC) since we use the -imacros
  13 # option and older gcc compiler doesn't have that. We use one such older
  14 # compiler for the win32 cross-compiles on Linux.
  15 #
  16 # The weird grep -v thing in here is due to Apple's stupidities and is needed
  17 # to make this do right when used on Mac OS X.
  18 #
  19 # The sed line is to prepend the directory to all source files
  20
  21 preprocess = $(shell $(CC) $(PPCFLAGS) $(2) -E -P -x c -include config.h $(1) | \
  22                 grep -v '^\#' | \
  23                 sed -e 's:^..*:$(dir $(1))&:')
  24
  25 preprocess2file = $(shell $(CC) $(PPCFLAGS) $(3) -E -P -x c -include config.h $(1) | \
  26                 grep -v '^\#' | grep -v "^$$" > $(2))
  27
  28 c2obj = $(addsuffix .o,$(basename $(subst $(ROOTDIR),$(BUILDDIR),$(1))))
  29
  30 # calculate dependencies for a list of source files $(2) and output them
  31 # to a file $(1)
  32 mkdepfile = $(shell \
  33         $(CC) $(PPCFLAGS) $(OTHER_INC) -MG -MM -include config.h $(2) | \
  34         $(TOOLSDIR)/addtargetdir.pl $(ROOTDIR) $(BUILDDIR) | \
  35         sed -e "s: lang.h: $(BUILDDIR)/lang.o:" \
  36         -e "s: sysfont.h: $(BUILDDIR)/sysfont.h:" \
  37         -e "s: max_language_size.h: $(BUILDDIR)/max_language_size.h:" \
  38         -e "s: bitmaps/: $(BUILDDIR)/bitmaps/:g" \
  39         -e "s: pluginbitmaps/: $(BUILDDIR)/pluginbitmaps/:g" \
  40         -e "s: lib/: $(APPSDIR)/plugins/lib/:g" \
  41         -e "s: codeclib.h: $(APPSDIR)/codecs/lib/codeclib.h:g" \
  42         >> $(1)_)
  43
  44 # function to create .bmp dependencies
  45 bmpdepfile = $(shell \
  46         for each in $(2); do \
  47             obj=`echo $$each | sed -e 's/\.bmp/.o/' -e 's:$(ROOTDIR):$(BUILDDIR):'`; \
  48             src=`echo $$each | sed -e 's/\.bmp/.c/' -e 's:$(ROOTDIR):$(BUILDDIR):'`; \
  49             echo $$obj: $$src; \
  50             echo $$src: $$each; \
  51         done \
  52         >> $(1); )
  53
  54 ifndef V
  55 SILENT:=@
  56 else
  57 VERBOSEOPT:=-v
  58 endif
  59 PRINTS=$(SILENT)$(call info,$(1))
  60
  61 # old 'make' versions don't have the built-in 'info' function
  62 info=old$(shell echo >&2 "Consider upgrading to GNU make 3.81+ for optimum build performance.")
  63 ifeq ($(call info),old)
  64 export info=echo "$$(1)";
  65 endif
  66