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 "^$$" > $(2))
  27
  28 asmdefs2file = $(shell $(CC) $(PPCFLAGS) $(3) -S -x c -o - -include config.h $(1) | \
  29         perl -ne 'if(/^_?AD_(\w+):$$/){$$var=$$1}else{/^\W\.(?:word|long)\W(.*)$$/ && $$var && print "\#define $$var $$1\n";$$var=0}' > $2)
  30
  31 c2obj = $(addsuffix .o,$(basename $(subst $(ROOTDIR),$(BUILDDIR),$(1))))
  32
  33 # calculate dependencies for a list of source files $(2) and output them
  34 # to a file $(1)_, to be later renamed to $(1).
  35 mkdepfile = $(shell \
  36         perl $(TOOLSDIR)/multigcc.pl $(CC) $(PPCFLAGS) $(OTHER_INC) -MG -MM -include config.h -- $(2) | \
  37         sed -e "s: lang.h: lang/lang.h:" \
  38         -e 's:_asmdefs.o:_asmdefs.h:' \
  39         -e "s: max_language_size.h: lang/max_language_size.h:" | \
  40         $(TOOLSDIR)/addtargetdir.pl $(ROOTDIR) $(BUILDDIR) \
  41         >> $(1)_)
  42
  43 # function to create .bmp dependencies
  44 bmpdepfile = $(shell \
  45         for each in $(2); do \
  46             obj=`echo $$each | sed -e 's/\.bmp/.o/' -e 's:$(ROOTDIR):$(BUILDDIR):'`; \
  47             src=`echo $$each | sed -e 's/\.bmp/.c/' -e 's:$(ROOTDIR):$(BUILDDIR):'`; \
  48             echo $$obj: $$src; \
  49             echo $$src: $$each; \
  50         done \
  51         >> $(1); )
  52
  53 ifndef V
  54 SILENT:=@
  55 else
  56 VERBOSEOPT:=-v
  57 endif
  58 PRINTS=$(SILENT)$(call info,$(1))
  59
  60 # old 'make' versions don't have the built-in 'info' function
  61 info=old$(shell echo >&2 "Consider upgrading to GNU make 3.81+ for optimum build performance.")
  62 ifeq ($(call info),old)
  63 export info=echo "$$(1)";
  64 endif
  65