rbutil/libtools.make

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7
   8 # libtools.make
   9 #
  10 # Common Makefile for tools used by Rockbox Utility.
  11 # Provides rules for building as library, universal library (OS X) and
  12 # standalone binary.
  13 #
  14 # LIBSOURCES is a list of files to build the lib
  15 # SOURCES is a list of files to build for the main binary
  16 # EXTRADEPS is a list of make targets dependencies
  17 #
  18 ifndef V
  19 SILENT = @
  20 endif
  21
  22 # Get directory this Makefile is in for relative paths.
  23 TOP := $(dir $(lastword $(MAKEFILE_LIST)))
  24
  25 # overwrite for releases
  26 APPVERSION ?= $(shell $(TOP)/../tools/version.sh ../)
  27 CFLAGS += -DVERSION=\"$(APPVERSION)\"
  28 TARGET_DIR ?= $(shell pwd)/
  29
  30 BINARY = $(OUTPUT)
  31 # when building a Windows binary add the correct file suffix
  32 ifeq ($(findstring CYGWIN,$(shell uname)),CYGWIN)
  33 BINARY = $(OUTPUT).exe
  34 CFLAGS+=-mno-cygwin
  35 else
  36 ifeq ($(findstring MINGW,$(shell uname)),MINGW)
  37 BINARY = $(OUTPUT).exe
  38 else
  39 ifeq ($(findstring mingw,$(CROSS)$(CC)),mingw)
  40 BINARY = $(OUTPUT).exe
  41 endif
  42 endif
  43 endif
  44
  45 NATIVECC ?= gcc
  46 CC ?= gcc
  47 # OS X specifics. Needs to consider cross compiling for Windows.
  48 ifeq ($(findstring Darwin,$(shell uname)),Darwin)
  49 ifneq ($(findstring mingw,$(CROSS)$(CC)),mingw)
  50 # when building libs for OS X build for both i386 and ppc at the same time.
  51 # This creates fat objects, and ar can only create the archive but not operate
  52 # on it. As a result the ar call must NOT use the u (update) flag.
  53 CFLAGS += -arch ppc -arch i386
  54 # building against SDK 10.4 is not compatible with gcc-4.2 (default on newer Xcode)
  55 # might need adjustment for older Xcode.
  56 CC ?= gcc-4.0
  57 CFLAGS += -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4
  58 NATIVECC ?= gcc-4.0
  59 endif
  60 endif
  61 WINDRES = windres
  62
  63 BUILD_DIR ?= $(TARGET_DIR)build
  64 OBJDIR = $(abspath $(BUILD_DIR)/$(RBARCH))/
  65
  66 ifdef RBARCH
  67 CFLAGS += -arch $(RBARCH)
  68 endif
  69
  70 all: $(BINARY)
  71
  72 OBJS := $(patsubst %.c,%.o,$(addprefix $(OBJDIR),$(notdir $(SOURCES))))
  73 LIBOBJS := $(patsubst %.c,%.o,$(addprefix $(OBJDIR),$(notdir $(LIBSOURCES))))
  74
  75 # additional link dependencies for the standalone executable
  76 # extra dependencies: libucl
  77 LIBUCL = libucl$(RBARCH).a
  78 $(LIBUCL): $(OBJDIR)$(LIBUCL)
  79
  80 $(OBJDIR)$(LIBUCL):
  81         $(SILENT)$(MAKE) -C $(TOP)/../tools/ucl/src TARGET_DIR=$(OBJDIR) $@
  82
  83 # building the standalone executable
  84 $(BINARY): $(OBJS) $(EXTRADEPS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
  85         @echo LD $@
  86 #       $(SILENT)mkdir -p $(dir $@)
  87 # EXTRADEPS need to be built into OBJDIR.
  88         $(SILENT)$(CROSS)$(CC) $(CFLAGS) $(LDOPTS) -o $(BINARY) \
  89             $(OBJS) $(addprefix $(OBJDIR),$(EXTRADEPS)) \
  90             $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
  91
  92 # common rules
  93 $(OBJDIR)%.o: %.c
  94         @echo CC $<
  95         $(SILENT)mkdir -p $(dir $@)
  96         $(SILENT)$(CROSS)$(CC) $(CFLAGS) -c -o $@ $<
  97
  98 # lib rules
  99 lib$(OUTPUT)$(RBARCH).a: $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a
 100 lib$(OUTPUT)$(RBARCH): $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a
 101
 102 $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a: $(LIBOBJS) \
 103                                       $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 104 # rules to build a DLL. Only works for W32 as target (i.e. MinGW toolchain)
 105 dll: $(OUTPUT).dll
 106 $(OUTPUT).dll: $(TARGET_DIR)$(OUTPUT).dll
 107 $(TARGET_DIR)$(OUTPUT).dll: $(LIBOBJS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 108         @echo DLL $(notdir $@)
 109         $(SILENT)mkdir -p $(dir $@)
 110         $(SILENT)$(CROSS)$(CC) $(CFLAGS) -shared -o $@ $^ \
 111                     -Wl,--output-def,$(TARGET_DIR)$(OUTPUT).def
 112
 113 # create lib file from objects
 114 $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a: $(LIBOBJS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 115         @echo AR $(notdir $@)
 116         $(SILENT)mkdir -p $(dir $@)
 117         $(SILENT)$(AR) rcs $@ $^
 118
 119 clean:
 120         rm -f $(OBJS) $(OUTPUT) $(TARGET_DIR)lib$(OUTPUT)*.a $(OUTPUT).dmg
 121         rm -rf $(OUTPUT)-* i386 ppc $(OBJDIR)
 122
 123 # OS X specifics
 124 $(OUTPUT).dmg: $(OUTPUT)
 125         @echo DMG $@
 126         $(SILENT)mkdir -p $(OUTPUT)-dmg
 127         $(SILENT)cp -p $(OUTPUT) $(OUTPUT)-dmg
 128         $(SILENT)hdiutil create -srcfolder $(OUTPUT)-dmg $@