1 2rule SetupKernel 3{ 4 # Usage SetupKernel <sources_or_objects> : <extra_cc_flags> : <include_private_headers> ; 5 # 6 # <sources_or_objects> - Ideally sources, otherwise HDRSEARCH can not be 7 # set for the sources and the sources some header 8 # dependencies might be missing. 9 10 local sources = [ FGristFiles $(1) ] ; 11 local objects = $(sources:S=$(SUFOBJ)) ; 12 13 # add private kernel headers 14 if $(3) != false { 15 SourceSysHdrs $(sources) : $(TARGET_PRIVATE_KERNEL_HEADERS) ; 16 } 17 18 local object ; 19 for object in $(objects) { 20 # add kernel flags for the object 21 ObjectCcFlags $(object) : $(TARGET_KERNEL_CCFLAGS) $(2) ; 22 ObjectC++Flags $(object) : $(TARGET_KERNEL_C++FLAGS) $(2) ; 23 ObjectDefines $(object) : $(TARGET_KERNEL_DEFINES) ; 24 25 # override warning flags 26 TARGET_WARNING_CCFLAGS on $(object) = $(TARGET_KERNEL_WARNING_CCFLAGS) ; 27 TARGET_WARNING_C++FLAGS on $(object) 28 = $(TARGET_KERNEL_WARNING_C++FLAGS) ; 29 } 30} 31 32rule KernelObjects 33{ 34 SetupKernel $(1) : $(2) ; 35 Objects $(1) ; 36} 37 38rule KernelLd 39{ 40 # KernelLd <name> : <objs> : <linkerscript> : <args> ; 41 42 LINK on $(1) = $(TARGET_LD) ; 43 44 LINKFLAGS on $(1) = $(4) ; 45 if $(3) { LINKFLAGS on $(1) += --script=$(3) ; } 46 47 # Remove any preset LINKLIBS, but link against libgcc.a. Linking against 48 # libsupc++ is opt-out. 49 local libs ; 50 if ! [ on $(1) return HAIKU_NO_LIBSUPC++ ] { 51 libs += $(TARGET_STATIC_LIBSUPC++) ; 52 } 53 LINKLIBS on $(1) = $(libs) $(TARGET_GCC_LIBGCC) ; 54 55 # TODO: Do we really want to invoke SetupKernel here? The objects should 56 # have been compiled with KernelObjects anyway, so we're doing that twice. 57 SetupKernel $(2) ; 58 59 # Show that we depend on the libraries we need 60 LocalClean clean : $(1) ; 61 LocalDepends all : $(1) ; 62 Depends $(1) : $(2) ; 63 64 MakeLocateDebug $(1) ; 65 66 on $(1) XRes $(1) : $(RESFILES) ; 67 if ! [ on $(1) return $(DONT_USE_BEOS_RULES) ] { 68 SetType $(1) ; 69 MimeSet $(1) ; 70 SetVersion $(1) ; 71 } 72} 73 74actions KernelLd bind VERSION_SCRIPT 75{ 76 $(LINK) $(LINKFLAGS) -o "$(1)" "$(2)" $(LINKLIBS) \ 77 --version-script=$(VERSION_SCRIPT) 78} 79 80rule KernelAddon 81{ 82 # KernelAddon <name> : <sources> : <static-libraries> : <res> ; 83 # 84 local target = $(1) ; 85 local sources = $(2) ; 86 local libs = $(3) ; 87 AddResources $(1) : $(4) ; 88 89 local kernel ; 90 local beginGlue ; 91 local endGlue ; 92 on $(target) { 93 # platform supported? 94 if ! $(PLATFORM) in $(SUPPORTED_PLATFORMS) { 95 return ; 96 } 97 98 # determine which kernel and glue code to link against 99 if $(PLATFORM) = haiku { 100 kernel = <nogrist>kernel.so ; 101 beginGlue = $(HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE) ; 102 endGlue = $(HAIKU_KERNEL_ADDON_END_GLUE_CODE) ; 103 } else if $(PLATFORM) = haiku_host { 104 kernel = /boot/develop/lib/x86/kernel.so ; 105 beginGlue = $(HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE) ; 106 endGlue = $(HAIKU_KERNEL_ADDON_END_GLUE_CODE) ; 107 } else { 108 kernel = /boot/develop/lib/x86/_KERNEL_ ; 109 } 110 } 111 112 # add glue code 113 LINK_BEGIN_GLUE on $(target) = $(beginGlue) ; 114 LINK_END_GLUE on $(target) = $(endGlue) ; 115 Depends $(target) : $(beginGlue) $(endGlue) ; 116 117 # compile and link 118 SetupKernel $(sources) : $(TARGET_KERNEL_PIC_FLAGS) : false ; 119 local linkFlags = -nostdlib -Xlinker --no-undefined 120 -Xlinker -soname=\"$(target:G=)\" ; 121 LINKFLAGS on $(target) = [ on $(target) return $(LINKFLAGS) ] $(linkFlags) ; 122 Main $(target) : $(sources) ; 123 LinkAgainst $(target) : $(libs) $(kernel) ; 124} 125 126rule KernelMergeObject 127{ 128 # KernelMergeObject <name> : <sources> : <extra CFLAGS> : <other objects> ; 129 # Compiles source files and merges the object files to an object file. 130 # <name>: Name of the object file to create. No grist will be added. 131 # <sources>: Sources to be compiled. Grist will be added. 132 # <extra CFLAGS>: Additional flags for compilation. 133 # <other objects>: Object files or static libraries to be merged. No grist 134 # will be added. 135 # 136 137 SetupKernel $(2) : $(3) ; 138 Objects $(2) ; 139 MergeObjectFromObjects $(1) : $(2:S=$(SUFOBJ)) : $(4) ; 140} 141 142rule KernelStaticLibrary 143{ 144 # Usage KernelStaticLibrary <name> : <sources> : <extra cc flags> ; 145 # This is designed to take a set of sources and libraries and create 146 # a file called lib<name>.a 147 148 SetupKernel $(2) : $(3) : false ; 149 Library $(1) : $(2) ; 150} 151 152rule KernelStaticLibraryObjects 153{ 154 # Usage KernelStaticLibrary <name> : <sources> ; 155 # This is designed to take a set of sources and libraries and create 156 # a file called <name> 157 158 # Show that we depend on the libraries we need 159 SetupKernel $(2) ; 160 LocalClean clean : $(1) ; 161 LocalDepends all : $(1) ; 162 Depends $(1) : $(2) ; 163 164 MakeLocateDebug $(1) ; 165} 166 167actions KernelStaticLibraryObjects 168{ 169 # Force recreation of the archive to avoid build errors caused by 170 # stale dependencies after renaming or deleting object files. 171 $(RM) "$(1)" 172 $(HAIKU_AR) -r "$(1)" "$(2)" ; 173} 174