# Include BuildConfig { local buildConfig = [ GLOB $(OBOS_TOP) : BuildConfig ] ; if ! $(buildConfig) { EXIT "No BuildConfig!" "Run ./configure in the source tree's root directory first!" ; } include $(buildConfig) ; } # Determine if we're building on PPC or x86 # Determine mimetype of executable # Cross compiling can come later if $(METROWERKS) { OBOS_TARGET ?= "ppc.R1" ; OBOS_TARGET_TYPE ?= "application/x-be-executable" ; OBOS_ARCH ?= "ppc" ; OBOS_TARGET_DEFINE ?= "ARCH_ppc" ; } else { OBOS_TARGET ?= "x86.R1" ; OBOS_TARGET_TYPE ?= "application/x-vnd.Be-elfexecutable" ; OBOS_ARCH ?= "x86" ; OBOS_TARGET_DEFINE ?= "ARCH_x86" ; OBOS_TARGET_DIR ?= "x86" ; } KERNEL_CCFLAGS ?= "-Wall -Wno-multichar -Wmissing-prototypes -finline -nostdinc" ; KERNEL_CCFLAGS += "-fno-builtin -D$(OBOS_TARGET_DEFINE) " ; AR = ar r ; OPTIM = -O2 ; # If no OBOS_OBJECT_TARGET is not defined yet, use our default directory and # include our "OBOS_TARGET" as subdirectory in there (to prevent different # builds mixing objects from different targets). if ! $(OBOS_OBJECT_TARGET) { OBOS_OBJECT_TARGET ?= [ FDirName $(OBOS_TOP) objects $(OBOS_TARGET) ] ; } # If no OBOS_DISTRO_TARGET is not defined yet, use our default directory and # include our "OBOS_TARGET" as subdirectory in there (to prevent different # builds mixing executables from different targets). if ! $(OBOS_DISTRO_TARGET) { OBOS_DISTRO_TARGET ?= [ FDirName $(OBOS_TOP) distro $(OBOS_TARGET) ] ; } # Set our version number if not already set and mark it as a developer build if ! $(OBOS_BUILD_VERSION) { OBOS_BUILD_VERSION ?= "1 0 0 a 1" ; OBOS_BUILD_DESCRIPTION ?= "Developer Build" ; } # If OBOS_BUILD_VERSION is set, but OBOS_BUILD_DESCRIPTION isn't, mark it as # an unknown build. if ! $(OBOS_BUILD_DESCRIPTION) { OBOS_BUILD_DESCRIPTION ?= "Unknown Build" ; } # Relative subdirs for distro dir (these are for *INTERNAL* use by the following rules only!) OBOS_APPS_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos apps ] ; OBOS_PREFS_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos preferences ] ; OBOS_SERVER_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos system servers ] ; OBOS_ADDON_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos system add-ons ] ; OBOS_SHLIB_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos system lib ] ; OBOS_STLIB_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos system lib ] ; OBOS_KERNEL_DIR ?= [ FDirName $(OBOS_DISTRO_TARGET) beos system ] ; OBOS_TEST_DIR ?= [ FDirName $(OBOS_TOP) tests ] ; OBOS_KERNEL_CONFIG = config.$(OBOS_ARCH).ini ; OBOS_KERNEL = kernel.$(OBOS_ARCH) ; OBOS_FLOPPY = floppy.$(OBOS_ARCH) ; rule SetupIncludes { OBOS_INCLUDES ?= . add-ons app be_apps device drivers game interface kernel mail media midi midi2 net opengl storage support translation ; UsePublicHeaders $(OBOS_INCLUDES) ; } #------------------------------------------------------------------------------- # Things Jam needs in order to work :) #------------------------------------------------------------------------------- rule UserObject { switch $(2) { case *.S : assemble $(1) : $(2) ; case * : ECHO "unknown suffix on" $(2) ; } } # Override the default to give "prettier" command lines. actions Cc { $(CC) -c $(2) $(CCFLAGS) $(CCDEFS) $(CCHDRS) -o $(1) ; } actions C++ { $(C++) -c $(2) $(C++FLAGS) $(CCDEFS) $(CCHDRS) -o $(1) ; } #------------------------------------------------------------------------------- # General High-level OBOS target rules #------------------------------------------------------------------------------- rule App { # App : ; SetupObjectsDir ; Main $(<) : $(>) ; MakeLocate $(<) : $(OBOS_APPS_DIR) ; } rule Preference { # Preference : ; # SetupIncludes ; SetupObjectsDir ; Main $(<) : $(>) ; MakeLocate $(<) : $(OBOS_PREFS_DIR) ; } rule Server { # Server : ; # SetupIncludes ; SetupObjectsDir ; Main $(<) : $(>) ; MakeLocate $(<) : $(OBOS_SERVER_DIR) ; } # test pseudo targets NOTFILE obostests ; NOTFILE r5tests ; rule CommonUnitTest { # CommonUnitTest : : : # : : ; # Builds a unit test for both OBOS and R5 modules. # The name of the target. # The list of sources. # The directory for the target (as passed to FDirName). # A list of link libraries for the OBOS tests (as passed # to LinkSharedOSLibs). # A list of link libraries for the R5 tests (as passed # to LinkSharedOSLibs). # A list of public header dirs (as passed to # UsePublicHeaders). UnitTest $(1) : $(2) : $(3) : $(4) : $(6) ; R5UnitTest $(1) : $(2) : $(3) : $(5) ; } rule UnitTest { # UnitTest : : : : # Builds a unit test for an OBOS module. # The name of the target. # The list of sources. # The directory for the target (as passed to FDirName). # A list of link libraries (as passed to LinkSharedOSLibs). # A list of public header dirs (as passed to # UsePublicHeaders). local target = $(1) ; local sources = $(2) ; local dest = $(3) ; local libraries = $(4) ; local headerDirs = $(5) ; # Turn optimization off. local optim = $(OPTIM) ; OPTIM = ; # SetupIncludes ; UseCppUnitHeaders ; SetupObjectsDir ; MakeLocateObjects $(sources) ; Main $(target) : $(sources) ; MakeLocate $(target) : [ FDirName $(OBOS_TEST_DIR) $(dest) ] ; DEPENDS $(target) : libcppunit.so ; DEPENDS obostests : $(target) ; LinkSharedOSLibs $(target) : libcppunit.so $(libraries) ; UsePublicObjectHeaders $(sources) : $(headerDirs) ; ObjectDefines $(sources) : TEST_OBOS ; # Turn debugging on. That is usually desired for test code. ObjectCcFlags $(sources) : "-g" ; ObjectC++Flags $(sources) : "-g" ; # Turn optimization on again. OPTIM = $(optim) ; } rule R5UnitTest { # R5UnitTest : : : # Builds a unit test for an R5 module. "_r5" is appended to the object # and the target name. # The name of the target. # The list of sources. # The directory for the target (as passed to FDirName). # A list of link libraries (as passed to LinkSharedOSLibs). local target = $(1)_r5 ; local sources = $(2) ; local dest = $(3) ; local libraries = $(4) ; local objects = [ R5ObjectNames $(sources) ] ; # Turn optimization off. local optim = $(OPTIM) ; OPTIM = ; UseCppUnitHeaders ; SetupObjectsDir ; MakeLocateObjects $(objects) ; # Our Main replacement. MainFromObjects $(target) : $(objects) ; local source ; for source in [ FGristFiles $(sources) ] { local object = [ R5ObjectNames $(source) ] ; Object $(object) : $(source) ; Depends obj : $(object) ; } MakeLocate $(target) : [ FDirName $(OBOS_TEST_DIR) $(dest) ] ; DEPENDS $(target) : libcppunit.so ; DEPENDS r5tests : $(target) ; LinkSharedOSLibs $(target) : libcppunit.so $(libraries) ; ObjectDefines $(objects) : TEST_R5 ; # Turn debugging on. That is usually desired for test code. ObjectCcFlags $(objects) : "-g" ; ObjectC++Flags $(objects) : "-g" ; # Turn optimization on again. OPTIM = $(optim) ; } rule R5ObjectNames { # R5ObjectNames ; # Returns a list of gristed object names given a list of source file names. # Moreover each object names gets "_r5" inserted before the object suffix. local objects = $(1:S=)_r5 ; return [ FGristFiles $(objects:S=$(SUFOBJ)) ] ; } rule Addon { # Addon : : ; # SetupIncludes ; SetupObjectsDir ; Main $(1) : $(3) ; # Create output dir path for addon local targetdir; targetdir = [ FDirName $(OBOS_ADDON_DIR) $(2) ] ; MakeLocate $(1) : $(targetdir) ; LINKFLAGS on $(1) = $(LINKFLAGS) -nostart -Xlinker -soname=\"$(1)\" ; } rule MakeLocateObjects { # MakeLocateObjects ; local _objs = $(1:S=$(SUFOBJ)) ; for o in $(_objs) { local dir = $(o:D) ; if $(dir) { MakeLocate $(o) : [ FDirName $(LOCATE_TARGET) $(dir) ] ; } else { MakeLocate $(o) : $(LOCATE_TARGET) ; } } } rule StaticLibrary { # StaticLibrary : ; SetupIncludes ; SetupObjectsDir ; MakeLocateObjects $(2) ; Library lib$(<).a : $(>) ; MakeLocate lib$(<).a : $(OBOS_STLIB_DIR) ; } rule SharedLibrary { # SharedLibrary : ; local _lib = lib$(1).so ; # SetupIncludes ; SetupObjectsDir ; MakeLocateObjects $(2) ; Main $(_lib) : $(2) ; MakeLocate $(_lib) : $(OBOS_SHLIB_DIR) ; LINKFLAGS on $(_lib) = $(LINKFLAGS) -nostart -Xlinker -soname=\"$(_lib)\" ; } rule LinkSharedOSLibs { # LinkSharedOSLibs : ; # Valid elements for are e.g. "be" or "libopenbeos.so" or # "/boot/.../libfoo.so". If the basename starts with "lib" or the thingy # has a dirname or grist, it is added to the NEEDLIBS variable (i.e. the # file will be bound!), otherwise it is prefixed "-l" and added to # LINKLIBS. for i in $(>) { local isfile = ; if $(i:D) || $(i:G) { isfile = true ; } else { switch $(i:B) { case lib* : isfile = true ; case * : isfile = ; } } if $(isfile) { NEEDLIBS on $(1) += $(i) ; DEPENDS $(1) : $(i) ; } else { LINKLIBS on $(1) += -l$(i) ; } } } rule LinkStaticOSLibs { # LinkStaticOSLibs : ; for i in $(>) { LINKLIBS on $(<) = $(LINKLIBS) -l $(i) ; } } rule AddResources { # AddResources : ; SEARCH on $(2) = $(SEARCH_SOURCE) ; RESFILES on $(1) += $(2) ; } rule PublicHeaders { # PublicHeaders # # Returns the directory names for the public header dirs identified by # . local list = $(1) ; local dirs ; for i in $(list) { dirs += [ FDirName $(OBOS_TOP) headers os $(i) ] ; } return $(dirs) ; } rule PrivateHeaders { # PrivateHeaders # # Returns the directory names for the private header dirs identified by # . local list = $(1) ; local dirs ; for i in $(list) { dirs += [ FDirName $(OBOS_TOP) headers private $(i) ] ; } return $(dirs) ; } rule ArchHeaders { # usage: ArchHeaders ; # # specifies the architecture (e.g. x86). return [ FDirName $(OBOS_TOP) headers private kernel arch $(1) ] ; } rule UsePublicHeaders { # UsePublicHeaders ; # # Adds the public C header dirs given by to the header search # dirs of the subdirectory. # NOTE: This rule must be invoked *before* the rule that builds the objects. UseHeaders [ PublicHeaders $(1) ] ; } rule UsePublicObjectHeaders { # UsePublicObjectHeaders : ; # # Adds the public C header dirs given by to the header search # dirs of . # NOTE: This rule must be invoked *after* the rule that builds the objects. ObjectHdrs $(1) : [ PublicHeaders $(2) ] ; } rule UsePrivateHeaders { # UsePrivateHeaders ; # # Adds the private C header dirs given by to the header search # dirs of the subdirectory. # NOTE: This rule must be invoked *before* the rule that builds the objects. UseHeaders [ PrivateHeaders $(1) ] ; } rule UsePrivateObjectHeaders { # UsePrivateObjectHeaders : ; # # Adds the private C header dirs given by to the header search # dirs of . # NOTE: This rule must be invoked *after* the rule that builds the objects. ObjectHdrs $(1) : [ PrivateHeaders $(2) ] ; } rule UseHeaders { # UseHeaders ; # # Adds the C header dirs to the header search # dirs of the subdirectory. # NOTE: This rule must be invoked *before* the rule that builds the objects. local header ; for header in $(1) { SubDirHdrs $(header) ; } } rule UseCppUnitHeaders { SubDirHdrs [ FDirName $(OBOS_TOP) headers tools cppunit ] ; } rule UseArchHeaders { # usage: UseArchHeaders ; # # specifies the architecture (e.g. x86). # NOTE: This rule must be invoked *before* the rule that builds the objects. local headers = [ ArchHeaders $(1) ] ; local opt = -D$(OBOS_TARGET_DEFINE) ; SubDirCcFlags $(opt) ; SubDirC++Flags $(opt) ; SubDirHdrs $(headers) ; } rule UseArchObjectHeaders { # usage: UseArchObjectHeaders : ; # # specifies the architecture (e.g. x86). # Source or object files. # NOTE: This rule must be invoked *after* the rule that builds the objects. local targets = $(1) ; local headers = [ ArchHeaders $(2) ] ; local opt = -D$(OBOS_TARGET_DEFINE) ; ObjectCcFlags $(targets) : $(opt) ; ObjectC++Flags $(targets) : $(opt) ; ObjectHdrs $(targets) : $(headers) ; } rule SplitPath { # SplitPath ; # Decomposes a path into its components. local path = $(1:G=) ; local components ; while $(path:D) { # Note: $(path:B) returns "." for "..", but $(path:D=) is fine. components = $(path:D=) $(components) ; path = $(path:D) ; } components = $(path) $(components) ; return $(components) ; } rule SymLink { # SymLink : ; # Links to . # is the exact link contents. No binding is done. LINKCONTENTS on $(1) = $(2) ; SymLink1 $(1) ; } actions SymLink1 { $(RM) $(1) && $(LN) -s $(LINKCONTENTS) $(1) } #------------------------------------------------------------------------------- # Low-level OBOS utility rules #------------------------------------------------------------------------------- rule SetupObjectsDir { local rel_objectsdir; # Copy subdir tokens except the first, as that will be "sources", and we # do not want to include that :) rel_objectsdir = [ FDirName $(SUBDIR_TOKENS[2-]) ] ; LOCATE_TARGET = [ FDirName $(OBOS_OBJECT_TARGET) $(rel_objectsdir) ] ; } #------------------------------------------------------------------------------- # Link rule/action are overwritten as they don't handle linking files who's name # contain spaces very well. Also adds resources and version to executable. #------------------------------------------------------------------------------- rule Link { # Note: RESFILES must be set before invocation. MODE on $(<) = $(EXEMODE) ; on $(1) XRes $(1) : $(RESFILES) ; SetVersion $(1) ; Chmod $(<) ; SetType $(1) ; MimeSet $(1) ; } actions Link bind NEEDLIBS { $(LINK) $(LINKFLAGS) -o "$(1)" $(UNDEFS) $(2) $(NEEDLIBS) $(LINKLIBS) ; } # BeOS specific rules rule XRes { # XRes : if $(2) { DEPENDS $(1) : $(2) ; XRes1 $(1) : $(2) ; } } rule XRes1 { } rule SetVersion { # SetVersion } rule SetType { # SetType } rule MimeSet { # SetType } if $(OS) = BEOS { actions XRes1 { xres -o "$(1)" $(2) ; } actions SetVersion { setversion "$(1)" -system $(OBOS_BUILD_VERSION) -short "$(OBOS_BUILD_DESCRIPTION)" ; } actions SetType { settype -t $(OBOS_TARGET_TYPE) "$(1)" ; } actions MimeSet { mimeset -f "$(1)" ; } } # if BEOS rule assemble { DEPENDS $(1) : $(2) ; Clean clean : $(1) ; } actions assemble { $(CC) -c $(2) -O2 $(KERNEL_CCFLAGS) -o $(1) ; } ## Kernel stuff! rule SetupKernel { # Usage SetupKernel : ; local _objs = $(1:S=$(SUFOBJ)) ; UsePublicHeaders kernel ; UsePublicHeaders [ FDirName os kernel ] ; UsePrivateHeaders kernel ; UseArchHeaders $(OBOS_ARCH) ; SetupObjectsDir ; CCFLAGS on $(_objs) = $(KERNEL_CCFLAGS) $(2) ; C++FLAGS on $(_objs) = $(KERNEL_CCFLAGS) $(2) ; } rule KernelObjects { SetupKernel $(1) : $(2) ; Objects $(1) ; } rule KernelLd { # KernelLd : : : : ; SetupKernel $(2) ; LINK on $(1) = ld ; LINKFLAGS on $(1) = $(4) ; if $(3) { LINKFLAGS on $(1) += --script=$(3) ; } # Remove any preset LINKLIBS LINKLIBS on $(1) = ; # Show that we depend on the libraries we need Clean clean : $(1) ; Depends all : $(1) ; Depends $(1) : $(2) ; if $(6) { Depends $(OBOS_KERNEL_CONFIG) : $(1) ; for i in $(6) { SECTIONS on $(OBOS_KERNEL_CONFIG) += ":" $(i) elf32 [ FDirName $(LOCATE_TARGET) $(1) ] ; } } MakeLocate $(1) : $(LOCATE_TARGET) ; # Add libgcc.a - NB this should be detected not hard coded! if ! $(5) { LINKLIBS on $(1) += "-L $(GCC_PATH) -lgcc" ; } } actions KernelLd { $(LINK) $(LINKFLAGS) -o $(1) $(2) $(LINKLIBS) ; } rule KernelStaticLibrary { # Usage KernelStaticLibrary : : ; # This is designed to take a set of sources and libraries and create # a file called lib.a SetupKernel $(2) : $(3) ; MakeLocateObjects $(2) ; Library $(1) : $(2) ; } rule KernelStaticLibraryObjects { # Usage KernelStaticLibrary : ; # This is designed to take a set of sources and libraries and create # a file called SetupKernel $(2) ; # Show that we depend on the libraries we need Clean clean : $(1) ; Depends all : $(1) ; Depends $(1) : $(2) ; MakeLocate $(1) : $(LOCATE_TARGET) ; } actions KernelStaticLibraryObjects { ar -r $(1) $(2) ; } rule SystemMain { # Usage SystemMain : : ; SetupObjectsDir ; LINKLIBS = ; # This allows us to preset certain commands we use # for building. if $(3) { for obj in $(3) { BUILD_CMD on $(obj) = [ FDirName $(LOCATE_TARGET) $(1) ] ; } } Main $(1) : $(2) ; } rule KernelConfigSection { # KernelConfigSection
: : ; SECTIONS on $(OBOS_KERNEL_CONFIG) += ":" $(1) $(2) $(3) ; } rule WriteKernelConfig { # usage: WriteKernelConfig ; Depends files : $(1) ; LOCATE on $(1) = $(LOCATE_TARGET) ; MakeLocate $(1) : $(LOCATE_TARGET) ; Clean clean : $(1) ; } actions WriteKernelConfig { target=$(1) echo "# OpenBeOS Kernel Config File" > $target echo "# Automatically generated - do not edit!" >> $target issection="0" section= for i in "$(SECTIONS)" ; do if [ $issection == 1 ]; then section=$i issection=2 echo "["$section"]" >> $target elif [ $issection == 2 ]; then type=$i issection=3 echo "type="$type >> $target else if [ $i == ":" ]; then issection=1 echo "" >> $target else file=$i case $file in /*) ;; *) file=`pwd`/$file;; esac echo "file="$file >> $target fi fi done } rule BuildKernel { # Usage BuildKernel : ; Depends all : $(1) ; Depends $(1) : $(2) ; Clean clean : $(1) ; MakeLocate $(1) : $(LOCATE_TARGET) ; } actions BuildKernel { $(BUILD_CMD) --strip-debug --strip-binary strip $(2) -o $(1) ; echo "" echo "Kernel linked!" echo "" } # At present I don't bother moving the final location for # the floppy image as it makes copying it onto a floppy easier if it's # where you did the build. This is easy enough changed. rule KernelFloppyImage { # Usage KernelFloppyImage : : ; Depends all : $(1) ; Depends $(1) : $(2) ; Clean clean : $(1) ; BOOT_BLOCK on $(1) = $(3) ; } # This may be a bit verbose, but I think it's useful to show what's # going on, at least in this early stage of development. actions KernelFloppyImage { $(BUILD_CMD) $(BOOT_BLOCK) $(2) $(1) ; echo "" echo "*************************************************" echo "* Kernel build completed! *" echo "* Boot image for a 1.44M floppy created *" echo "*************************************************" echo "" echo "Floppy image is $(OBOS_FLOPPY)" echo "The following command will write it to a floppy on BeOS" echo " dd if=$(OBOS_FLOPPY) of=/dev/disk/floppy/raw bs=18k" echo "" }