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 $(TOP)/..)
  27 CFLAGS += -DVERSION=\""$(APPVERSION)"\"
  28 TARGET_DIR ?= $(shell pwd)/
  29
  30 # use POSIX/C99 printf on windows
  31 CFLAGS += -D__USE_MINGW_ANSI_STDIO=1
  32
  33 BINARY = $(OUTPUT)
  34 # when building a Windows binary add the correct file suffix
  35 ifeq ($(findstring CYGWIN,$(shell uname)),CYGWIN)
  36 BINARY = $(OUTPUT).exe
  37 CFLAGS+=-mno-cygwin
  38 else
  39 ifeq ($(findstring MINGW,$(shell uname)),MINGW)
  40 BINARY = $(OUTPUT).exe
  41 else
  42 ifeq ($(findstring mingw,$(CROSS)$(CC)),mingw)
  43 BINARY = $(OUTPUT).exe
  44 endif
  45 endif
  46 endif
  47
  48 NATIVECC ?= gcc
  49 CC ?= gcc
  50 # OS X specifics. Needs to consider cross compiling for Windows.
  51 ifeq ($(findstring Darwin,$(shell uname)),Darwin)
  52 ifneq ($(findstring mingw,$(CROSS)$(CC)),mingw)
  53 # when building libs for OS X build for both i386 and ppc at the same time.
  54 # This creates fat objects, and ar can only create the archive but not operate
  55 # on it. As a result the ar call must NOT use the u (update) flag.
  56 CFLAGS += -arch ppc -arch i386
  57 # building against SDK 10.4 is not compatible with gcc-4.2 (default on newer Xcode)
  58 # might need adjustment for older Xcode.
  59 CC ?= gcc-4.0
  60 CFLAGS += -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4
  61 NATIVECC ?= gcc-4.0
  62 endif
  63 endif
  64 WINDRES = windres
  65
  66 BUILD_DIR ?= $(TARGET_DIR)build
  67 OBJDIR = $(abspath $(BUILD_DIR)/$(RBARCH))/
  68
  69 ifdef RBARCH
  70 CFLAGS += -arch $(RBARCH)
  71 endif
  72
  73 all: $(BINARY)
  74
  75 OBJS := $(patsubst %.c,%.o,$(addprefix $(OBJDIR),$(notdir $(SOURCES))))
  76 LIBOBJS := $(patsubst %.c,%.o,$(addprefix $(OBJDIR),$(notdir $(LIBSOURCES))))
  77
  78 # additional link dependencies for the standalone executable
  79 # extra dependencies: libucl
  80 LIBUCL = libucl$(RBARCH).a
  81 $(LIBUCL): $(OBJDIR)$(LIBUCL)
  82
  83 $(OBJDIR)$(LIBUCL):
  84         $(SILENT)$(MAKE) -C $(TOP)/../tools/ucl/src TARGET_DIR=$(OBJDIR) $@
  85
  86 # building the standalone executable
  87 $(BINARY): $(OBJS) $(EXTRADEPS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
  88         @echo LD $@
  89 #       $(SILENT)mkdir -p $(dir $@)
  90 # EXTRADEPS need to be built into OBJDIR.
  91         $(SILENT)$(CROSS)$(CC) $(CFLAGS) $(LDOPTS) -o $(BINARY) \
  92             $(OBJS) $(addprefix $(OBJDIR),$(EXTRADEPS)) \
  93             $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
  94
  95 # common rules
  96 $(OBJDIR)%.o: %.c
  97         @echo CC $<
  98         $(SILENT)mkdir -p $(dir $@)
  99         $(SILENT)$(CROSS)$(CC) $(CFLAGS) -c -o $@ $<
 100
 101 # lib rules
 102 lib$(OUTPUT)$(RBARCH).a: $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a
 103 lib$(OUTPUT)$(RBARCH): $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a
 104
 105 $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a: $(LIBOBJS) \
 106                                       $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 107 # rules to build a DLL. Only works for W32 as target (i.e. MinGW toolchain)
 108 dll: $(OUTPUT).dll
 109 $(OUTPUT).dll: $(TARGET_DIR)$(OUTPUT).dll
 110 $(TARGET_DIR)$(OUTPUT).dll: $(LIBOBJS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 111         @echo DLL $(notdir $@)
 112         $(SILENT)mkdir -p $(dir $@)
 113         $(SILENT)$(CROSS)$(CC) $(CFLAGS) -shared -o $@ $^ \
 114                     -Wl,--output-def,$(TARGET_DIR)$(OUTPUT).def
 115
 116 # create lib file from objects
 117 $(TARGET_DIR)lib$(OUTPUT)$(RBARCH).a: $(LIBOBJS) $(addprefix $(OBJDIR),$(EXTRALIBOBJS))
 118         @echo AR $(notdir $@)
 119         $(SILENT)mkdir -p $(dir $@)
 120         $(SILENT)$(AR) rcs $@ $^
 121
 122 clean:
 123         rm -f $(OBJS) $(OUTPUT) $(TARGET_DIR)lib$(OUTPUT)*.a $(OUTPUT).dmg
 124         rm -rf $(OUTPUT)-* i386 ppc $(OBJDIR)
 125
 126 # extra tools
 127 BIN2C = $(TOP)/tools/bin2c
 128 $(BIN2C):
 129         $(MAKE) -C $(TOP)/tools
 130
 131 # OS X specifics
 132 $(OUTPUT).dmg: $(OUTPUT)
 133         @echo DMG $@
 134         $(SILENT)mkdir -p $(OUTPUT)-dmg
 135         $(SILENT)cp -p $(OUTPUT) $(OUTPUT)-dmg
 136         $(SILENT)hdiutil create -srcfolder $(OUTPUT)-dmg $@