Makefile

   1 NAME0 = libSystem
   2 NAME = $(NAME0).$(VersionLetter)
   3
   4 .include <CoreOS/Standard/Commands.mk>
   5 .include <CoreOS/Standard/Variables.mk>
   6
   7 # for now, use the default compiler
   8 MYCC := $(CC)
   9 .if $(RC_TARGET_CONFIG) == iPhone
  10 MYCCLIBS = -lgcc
  11 .endif
  12 RTLIBS =
  13 NARCHS != $(ECHO) $(RC_ARCHS) | $(WC) -w
  14 SLFS_F_PH = $(SDKROOT)/System/Library/Frameworks/System.framework/PrivateHeaders
  15 CODESIGN != xcrun -find codesign
  16 .ifdef SDKROOT
  17 SDKROOTCFLAGS = -isysroot '$(SDKROOT)'
  18 SDKROOTLDFLAGS = -Wl,-syslibroot,'$(SDKROOT)'
  19 .endif
  20 ORDERFILES = -Wl,-order_file,$(SRCROOT)/SystemInit.order -Wl,-order_file,$(PLATFORM_ORDER_FILE)
  21
  22 .ifdef ALTUSRLOCALLIBSYSTEM
  23 LIBSYS = $(ALTUSRLOCALLIBSYSTEM)
  24 .else
  25 LIBSYS = $(SDKROOT)/usr/local/lib/system
  26 .endif
  27 .ifdef ALTUSRLIBSYSTEM
  28 LSYS = $(ALTUSRLIBSYSTEM)
  29 .else
  30 LSYS = $(SDKROOT)/usr/lib/system
  31 .endif
  32
  33 ACTUALLIBS = $(SYMROOT)/actuallibs
  34 ALLLIBS = $(SYMROOT)/alllibs
  35 FROMUSRLIBSYSTEM = $(SYMROOT)/fromusrlibsystem
  36 FROMUSRLOCALLIBSYSTEM = $(SYMROOT)/fromusrlocallibsystem
  37 INUSRLIBSYSTEM = $(SYMROOT)/inusrlibsystem
  38 INUSRLOCALLIBSYSTEM = $(SYMROOT)/inusrlocallibsystem
  39 MISSINGLIBS = $(SYMROOT)/missinglibs
  40 OPTIONALLIBS = $(SRCROOT)/optionallibs
  41 POSSIBLEUSRLOCALLIBSYSTEM = $(SYMROOT)/possibleusrlocallibsystem
  42 REQUIREDLIBS = $(SRCROOT)/requiredlibs
  43
  44 $(MISSINGLIBS):
  45         cat $(REQUIREDLIBS) $(OPTIONALLIBS) | sort > $(ALLLIBS)
  46         cd $(LSYS) && ls lib*.dylib | sed -E -e 's/^lib//' -e 's/\..*$$//' -e 's/_(debug|profile|static)$$//' | sort -u > $(INUSRLIBSYSTEM)
  47         cd $(LIBSYS) && ls lib*.a | sed -E -e 's/^lib//' -e 's/\..*$$//' -e 's/_(debug|profile|static)$$//' | sort -u > $(INUSRLOCALLIBSYSTEM)
  48         comm -12 $(ALLLIBS) $(INUSRLIBSYSTEM) > $(FROMUSRLIBSYSTEM)
  49         comm -12 $(ALLLIBS) $(INUSRLOCALLIBSYSTEM) > $(POSSIBLEUSRLOCALLIBSYSTEM)
  50         comm -13 $(FROMUSRLIBSYSTEM) $(POSSIBLEUSRLOCALLIBSYSTEM) > $(FROMUSRLOCALLIBSYSTEM)
  51         cat $(FROMUSRLIBSYSTEM) $(FROMUSRLOCALLIBSYSTEM) | sort > $(ACTUALLIBS)
  52         comm -23 $(REQUIREDLIBS) $(ACTUALLIBS) > $(MISSINGLIBS)
  53         @if [ -s $(MISSINGLIBS) ]; then \
  54             echo '*** missing required libs ***' && \
  55             cat $(MISSINGLIBS) && \
  56             exit 1; \
  57         fi ;
  58
  59 # These variables are to guarantee that the left-hand side of an expression is
  60 # always a variable
  61 dynamic = dynamic
  62
  63 all: build
  64
  65 build: build-debug build-dynamic build-profile
  66
  67 # These are the non B&I defaults
  68 .ifndef RC_ProjectName
  69 install: installhdrs install-all
  70
  71 .else # RC_ProjectName
  72
  73 .for F in $(FORMS)
  74 install: BI-install-$(F)
  75 .endfor # FORMS
  76 .endif # RC_ProjectName
  77
  78 .for A in $(RC_ARCHS)
  79 OBJS-$(A) = $(OBJROOT)/$(A)/SystemMath.o $(OBJROOT)/$(A)/CompatibilityHacks.o $(OBJROOT)/$(A)/System_vers.o $(OBJROOT)/$(A)/init.o
  80 .endfor # RC_ARCHS
  81
  82 .for F in $(FORMS)
  83 .if $(dynamic) == $(F)
  84 SUFFIX$(F) =
  85 .else
  86 SUFFIX$(F) = _$(F)
  87 .endif
  88 LIPOARGS$(F) != $(PERL) -e 'printf "%s\n", join(" ", map(qq(-arch $$_ \"$(OBJROOT)/$$_/$(F)/$(NAME)$(SUFFIX$(F)).dylib\"), qw($(RC_ARCHS))))'
  89
  90 .for A in $(RC_ARCHS)
  91 build-$(F): build-$(A)-$(F)
  92 .endfor # RC_ARCHS
  93 build-$(F):
  94 .if $(NARCHS) == 1
  95         $(CP) "$(OBJROOT)/$(RC_ARCHS)/$(F)/$(NAME)$(SUFFIX$(F)).dylib" "$(SYMROOT)"
  96 .else
  97         $(LIPO) -create $(LIPOARGS$(F)) -output "$(SYMROOT)/$(NAME)$(SUFFIX$(F)).dylib"
  98 .endif
  99         $(DSYMUTIL) "$(SYMROOT)/$(NAME)$(SUFFIX$(F)).dylib"
 100
 101 .for A in $(RC_ARCHS)
 102 # Hardcode libc.a for now.  This will have to be changed when libc becomes
 103 # its own dylib.
 104 LINKDYLIB-$(F)-$(A) = $(MYCC) -dynamiclib -arch $(A) -pipe $(SDKROOTLDFLAGS) \
 105         -o '$(OBJROOT)/$(A)/$(F)/$(NAME)$(SUFFIX$(F)).dylib' \
 106         -compatibility_version 1 -current_version $(Version) \
 107         -install_name /usr/lib/$(NAME)$(SUFFIX$(F)).dylib \
 108         -nodefaultlibs -Wl,-search_paths_first \
 109         $(ORDERFILES) $(SKDROOTLDFLAGS) $(OBJS-$(A)) \
 110         -L$(LSYS) -L$(LIBSYS) $(LIBMATHCOMMON$(F)) \
 111         `sed 's/.*/-Wl,-reexport-l&/' $(FROMUSRLIBSYSTEM)` \
 112         `sed -e '/^c$$/d' -e 's|.*|-Wl,-force_load,$(LIBSYS)/lib&$(SUFFIX$(F)).a|' $(FROMUSRLOCALLIBSYSTEM)`
 113
 114 build-$(A)-$(F): $(OBJROOT)/$(A)/$(F) $(OBJS-$(A)) $(MISSINGLIBS)
 115         @$(ECHO) '========================================='
 116         @$(ECHO) $(LINKDYLIB-$(F)-$(A)) $(RTLIBS) $(MYCCLIBS)
 117         @$(LINKDYLIB-$(F)-$(A)) $(RTLIBS) $(MYCCLIBS)
 118
 119 $(OBJROOT)/$(A)/$(F):
 120         $(MKDIR) '$(.TARGET)'
 121
 122 .endfor # RC_ARCHS
 123 .endfor # FORMS
 124
 125 SEG1ADDR_i386 = 0xffff0000
 126 SEG1ADDR_ppc = 0xffff8000
 127 SEG1ADDR_ppc64 = 0xffffffffffff8000
 128 SEG1ADDR_x86_64 = 0x00007fffffe00000
 129 SEG1ADDR_arm = 0xffff8000
 130
 131 CFLAGS = -g -Os -Wall -Werror -I'$(SLFS_F_PH)' -fno-common $(SDKROOTCFLAGS)
 132
 133 $(OBJROOT)/System_vers.c:
 134         $(VERS_STRING) -c System | \
 135         $(SED) -e 's/SGS_VERS/SYSTEM_VERS_STRING/' -e 's/VERS_NUM/SYSTEM_VERS_NUM/' > $(.TARGET)
 136
 137 .for A in $(RC_ARCHS)
 138 $(OBJROOT)/$(A)/SystemMath.o: $(SRCROOT)/SystemMath.s
 139         $(MYCC) -c -o '$(.TARGET)' -arch $(A) $(CFLAGS) '$(.ALLSRC)'
 140
 141 $(OBJROOT)/$(A)/CompatibilityHacks.o: $(SRCROOT)/CompatibilityHacks.c
 142         $(MYCC) -c -o '$(.TARGET)' -arch $(A) $(CFLAGS) '$(.ALLSRC)'
 143
 144 $(OBJROOT)/$(A)/System_vers.o: $(OBJROOT)/System_vers.c
 145         $(MYCC) -c -o '$(.TARGET)' -arch $(A) $(CFLAGS) '$(.ALLSRC)'
 146
 147 $(OBJROOT)/$(A)/init.o: $(SRCROOT)/init.c
 148         $(MYCC) -c -o '$(.TARGET)' -arch $(A) $(CFLAGS) '$(.ALLSRC)'
 149
 150 .endfor # RC_ARCHS
 151
 152 installhdrs:
 153
 154 .for F in $(FORMS)
 155 BI-install-$(F): build-$(F)
 156         $(MKDIR) "$(DSTROOT)/usr/lib"
 157         @$(ECHO) "===== Installing $(NAME)$(SUFFIX$(F)).dylib ====="
 158         $(INSTALL) "$(SYMROOT)/$(NAME)$(SUFFIX$(F)).dylib" "$(DSTROOT)/usr/lib"
 159         $(STRIP) -S "$(DSTROOT)/usr/lib/$(NAME)$(SUFFIX$(F)).dylib"
 160         $(CHMOD) a-w "$(DSTROOT)/usr/lib/$(NAME)$(SUFFIX$(F)).dylib"
 161         $(LN) -sf "$(NAME)$(SUFFIX$(F)).dylib" "$(DSTROOT)/usr/lib/$(NAME0)$(SUFFIX$(F)).dylib"
 162         $(CODESIGN) -s - "$(DSTROOT)/usr/lib/$(NAME)$(SUFFIX$(F)).dylib"
 163 .endfor # FORMS
 164
 165 install-all: build
 166 .for F in $(FORMS)
 167 install-all: BI-install-$(F)
 168 .endfor # FORMS
 169
 170 clean:
 171 .for A in $(RC_ARCHS)
 172         $(RMDIR) $(OBJROOT)/$(A)
 173 .endfor # RC_ARCHS