Annotation of Gnu-Mach/Makefile.in, revision 1.1.1.2

1.1       root        1: # Makefile for Mach 4 kernel directory
                      2: # Copyright 1997 Free Software Foundation, Inc.
                      3: #
                      4: # Permission to use, copy, modify and distribute this software and its
                      5: # documentation is hereby granted, provided that both the copyright
                      6: # notice and this permission notice appear in all copies of the
                      7: # software, derivative works or modified versions, and any portions
                      8: # thereof, and that both notices appear in supporting documentation.
                      9: # 
                     10: # THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
                     11: # "AS IS" CONDITION.  THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
                     12: # LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
                     13: # USE OF THIS SOFTWARE.
                     14: 
                     15: 
                     16: 
                     17: 
                     18: # Variables from `configure'.
                     19: srcdir=@srcdir@
                     20: systype=@systype@
                     21: prefix=@prefix@
                     22: 
1.1.1.2 ! root       23: installed-clib=@installed_clib@
1.1       root       24: exec_prefix=$(prefix)
                     25: 
                     26: bootdir=$(exec_prefix)/boot
                     27: includedir=$(prefix)/include
                     28: libexecdir=$(exec_prefix)/libexec
                     29: bindir=$(exec_prefix)/bin
                     30: 
                     31: sysdep = $(srcdir)/$(systype)
                     32: 
                     33: cross_compiling=@cross_compiling@
1.1.1.2 ! root       34: cross_linkable=@cross_linkable@
        !            35: ifeq ($(cross_linkable),yes)
        !            36:   cross-migcom = cross-migcom
        !            37: endif
        !            38: 
        !            39: # Detect if the user wants KDB
        !            40: ifeq ($(findstring -DMACH_KDB,@DEFS@),-DMACH_KDB)
        !            41: enable_kdb=yes
        !            42: else
        !            43: enable_kdb=no
        !            44: endif
1.1       root       45: 
                     46: # Programs found by configure.
                     47: AWK=@AWK@
                     48: INSTALL=@INSTALL@
                     49: CC=@CC@
                     50: BUILD_CC=@BUILD_CC@
                     51: LEX=@LEX@
                     52: YACC=@YACC@
                     53: 
                     54: LEXLIB=@LEXLIB@
                     55: 
                     56: INSTALL_PROGRAM=$(INSTALL)
                     57: INSTALL_DATA=$(INSTALL) -m 644
                     58: 
                     59: CFLAGS=@CFLAGS@
                     60: 
                     61: # We build these locally
1.1.1.2 ! root       62: MIG=./local-mig
1.1       root       63: MIGCOM=./migcom
                     64: 
                     65: all:
                     66: 
                     67: # All the possible architectures
                     68: all-archs = i386
                     69: 
                     70: all-archs-subdirs = $(patsubst %,$(srcdir)/%/Subdirs,$(all-archs))
                     71: all-archs-files = $(patsubst %,$(srcdir)/%/Files,$(all-archs))
1.1.1.2 ! root       72: all-archs-configures = $(patsubst %,$(srcdir)/%/configure,$(all-archs))
1.1       root       73: 
                     74: # Files distributed from the top level directory:
                     75: topfiles = ChangeLog ChangeLog.0 ChangeLog.00 Drivers.macros Makefile.in \
                     76:        README INSTALL config.guess config.sub configure configure.in \
1.1.1.2 ! root       77:        gensym.awk install-sh version.c NEWS aclocal.m4
1.1       root       78: 
                     79: # All the source in each directory.  
                     80: 
                     81: # Old crud from a previous configure scheme
                     82: bogus-files = bootstrap_symbols.h fast_tas.h hw_footprint.h net_atm.h \
                     83:        power_save.h simple_clock.h stat_time.h xpr_debug.h \
                     84:        $(patsubst %,mach_%.h,assert counters debug fixpri host ipc_compat \
                     85:        ipc_debug ipc_test kdb ldebug lock_mon machine_routines mp_debug \
                     86:        pagemap pcsample ttd vm_debug) \
                     87:        $(patsubst %,norma_%.h,device ether ipc task vm)
                     88: 
                     89: # Generic code for various hardware drivers
                     90: chips-files = atm.c audio.c bt431.c bt455.c bt459.c build_font.c busses.c \
                     91:        cfb_hdw.c cfb_misc.c dc503.c dtop_handlers.c dtop_hdw.c dz_hdw.c \
                     92:        fb_hdw.c fb_misc.c fdc_82077_hdw.c frc.c ims332.c isdn_79c30_hdw.c \
                     93:        kernel_font.c lance.c lance_mapped.c lk201.c mc_clock.c mouse.c \
                     94:        nc.c nw_mk.c pm_hdw.c pm_misc.c scc_8530_hdw.c screen.c \
                     95:        screen_switch.c serial_console.c sfb_hdw.c sfb_misc.c spans.c \
                     96:        tca100.c tca100_if.c xcfb_hdw.c xcfb_misc.c \
                     97:        atmreg.h audio_config.h audio_defs.h bt431.h bt455.h bt459.h \
                     98:        bt478.h busses.h dc503.h dtop.h dz_7085.h dz_defs.h eccreg.h \
                     99:        fdc_82077.h ims332.h isdn_79c30.h lance.h lk201.h mc_clock.h \
                    100:        nc.h nw.h nw_mk.h pm_defs.h scc_8530.h screen.h screen_defs.h \
                    101:        screen_switch.h serial_defs.h spans.h tca100.h tca100_if.h \
                    102:        vs42x_rb.h xcfb_monitor.h
                    103: 
                    104: # Generic code for various SCSI unit types
                    105: scsi-files = disk_label.c mapped_scsi.c pc_scsi_label.c rz.c rz_audio.c \
                    106:        rz_cpu.c rz_disk.c rz_disk_bbr.c rz_host.c rz_tape.c scsi.c \
                    107:        scsi_alldevs.c scsi_comm.c scsi_cpu.c scsi_disk.c scsi_jukebox.c \
                    108:        scsi_optical.c scsi_printer.c scsi_rom.c scsi_scanner.c \
                    109:        scsi_tape.c scsi_worm.c \
                    110:        compat_30.h mapped_scsi.h rz.h rz_labels.h scsi.h scsi2.h \
                    111:        scsi_defs.h scsi_endian.h
                    112: 
                    113: # Icky kernel debugger
                    114: ddb-cfiles = $(addprefix db_,$(ddb-names))
                    115: ddb-names = access.c aout.c break.c command.c cond.c examine.c expr.c \
                    116:        ext_symtab.c input.c lex.c macro.c mp.c output.c print.c run.c \
                    117:        sym.c task_thread.c trap.c variables.c watch.c write_cmd.c
                    118: ddb-files = $(ddb-cfiles) $(patsubst %,db_%.h, \
                    119:        access break command expr lex output print run sym task_thread \
                    120:        variables watch) nlist.h stab.h tr.h
                    121: 
                    122: # Device support interfaces
                    123: device-files = blkio.c chario.c cirbuf.c cons.c dev_lookup.c dev_name.c \
                    124:        dev_pager.c device_init.c dk_label.c ds_routines.c net_io.c subrs.c \
                    125:        buf.h cirbuf.h conf.h cons.h dev_hdr.h dev_master.h device_port.h \
                    126:        device_types_kernel.h ds_routines.h errno.h if_ether.h if_hdr.h \
                    127:        io_req.h net_io.h param.h tty.h memory_object_reply.cli \
                    128:        dev_forward.defs device_pager.srv device_reply.cli device.srv
                    129: 
                    130: # IPC implementation
                    131: ipc-cfiles = $(addprefix ipc_,$(ipc-names)) \
                    132:                mach_msg.c mach_port.c mach_rpc.c mach_debug.c fipc.c
                    133: ipc-names = entry.c hash.c init.c kmsg.c marequest.c mqueue.c \
                    134:        notify.c object.c port.c pset.c right.c space.c splay.c \
                    135:        table.c target.c thread.c 
                    136: ipc-files = $(ipc-cfiles) mach_port.srv fipc.h port.h mach_msg.h \
                    137:        $(patsubst %,ipc_%.h, \
                    138:        entry hash init kmsg kmsg_queue machdep marequest mqueue notify \
                    139:        object port pset right space splay table target thread types)
                    140: 
                    141: # "kernel" implementation (tasks, threads, trivia, etc.)
                    142: kern-cfiles = act.c ast.c bootstrap.c counters.c debug.c eventcount.c \
                    143:        exception.c host.c ipc_host.c ipc_kobject.c ipc_mig.c ipc_sched.c \
                    144:        ipc_tt.c kalloc.c lock.c lock_mon.c mach_clock.c mach_factor.c \
                    145:        machine.c pc_sample.c printf.c priority.c processor.c profile.c \
                    146:        queue.c sched_prim.c startup.c strings.c syscall_emulation.c \
                    147:        syscall_subr.c syscall_sw.c task.c thread.c thread_swap.c \
                    148:        time_stamp.c timer.c xpr.c zalloc.c elf-load.c
                    149: kern-files = $(kern-cfiles) \
                    150:        act.h assert.h ast.h compat_xxx_defs.h counters.h cpu_number.h \
                    151:        debug.h eventcount.h host.h ipc_host.h ipc_kobject.h ipc_sched.h \
                    152:        ipc_tt.h kalloc.h kern_types.h lock.h mach_param.h macro_help.h \
                    153:        pc_sample.h processor.h queue.h refcount.h sched.h sched_prim.h \
                    154:        shuttle.h strings.h syscall_emulation.h syscall_subr.h syscall_sw.h \
                    155:        task.h thread.h thread_swap.h time_out.h time_stamp.h timer.h xpr.h \
                    156:        zalloc.h \
                    157:        mach.srv mach4.srv mach_debug.srv mach_host.srv
                    158: 
                    159: # Still more trivia
                    160: util-cfiles = about_to_die.c cpu.c cpu_init.c die.c putchar.c puts.c
                    161: util-files = $(util-cfiles) config.h cpu.h cpu_subs.h cpus.h debug.h \
                    162:        phys_mem.h ref_count.h
                    163: 
                    164: # Virtual memory implementation
                    165: vm-cfiles = $(addprefix vm_,$(vm-names)) memory_object.c 
                    166: vm-names = debug.c external.c fault.c init.c kern.c map.c \
                    167:        object.c pageout.c resident.c user.c
                    168: vm-files = $(vm-cfiles) memory_object_default.cli memory_object_user.cli \
                    169:        memory_object.h pmap.h $(patsubst %,vm_%.h, \
                    170:        external fault kern map object page pageout user)
                    171: 
                    172: 
                    173: 
                    174: # Object files that go into the kernel image.  (This will be augmented by the
                    175: # machine dependent Makefile fragment.)
                    176: 
                    177: # Basic kernel source for Mach
                    178: objfiles := $(subst .c,.o,$(ipc-cfiles) $(kern-cfiles) \
                    179:                          $(util-cfiles) $(vm-cfiles))
                    180: vpath %.c $(srcdir)/ipc $(srcdir)/kern $(srcdir)/util $(srcdir)/vm
                    181: 
                    182: # These device support files are always needed; the others are needed only
                    183: # if particular drivers want the routines.
                    184: # XXX functions in device/subrs.c should each be moved elsewhere
                    185: objfiles += cons.o dev_lookup.o dev_name.o dev_pager.o device_init.o \
                    186:        ds_routines.o subrs.o net_io.o blkio.o chario.o
                    187: vpath %.c $(srcdir)/device
                    188: 
                    189: # DDB support -- eventually to die.  Please.
                    190: objfiles += $(subst .c,.o,$(ddb-cfiles))
                    191: vpath %.c $(srcdir)/ddb
                    192: 
                    193: # Version number
                    194: objfiles += version.o
                    195: vpath version.c $(srcdir)
                    196: 
                    197: 
                    198: # Header files installed for user use
                    199: device-headers= $(addprefix device/,audio_status.h bpf.h device.defs \
                    200:                device_reply.defs device_request.defs device_types.defs \
                    201:                device_types.h disk_status.h net_status.h tape_status.h \
                    202:                tty_status.h)
                    203: mach-headers= $(addprefix mach/, bootstrap.defs default_pager.defs \
                    204:                default_pager_helper.defs default_pager_types.defs \
                    205:                exc.defs mach.defs mach4.defs mach_host.defs mach_norma.defs \
                    206:                mach_port.defs mach_types.defs memory_object.defs \
                    207:                memory_object_default.defs norma_task.defs notify.defs \
                    208:                std_types.defs \
                    209:                alert.h boolean.h boot.h default_pager_types.h exception.h \
                    210:                host_info.h kern_return.h mach_param.h mach_types.h \
                    211:                machine.h macro_help.h memory_object.h message.h mig_errors.h \
                    212:                msg_type.h multiboot.h norma_special_ports.h notify.h \
                    213:                pc_sample.h policy.h port.h proc_ops.h processor_info.h \
                    214:                profil.h profilparam.h rpc.h std_types.h syscall_sw.h \
                    215:                task_info.h task_special_ports.h thread_info.h \
                    216:                thread_special_ports.h thread_status.h thread_switch.h \
                    217:                time_value.h version.h vm_attributes.h vm_inherit.h \
                    218:                vm_param.h vm_prot.h vm_statistics.h inline.h)
                    219: mach-exec-headers= $(addprefix mach/exec/, a.out.h elf.h exec.h)
                    220: mach-debug-headers:= $(addprefix mach_debug/, hash_info.h ipc_info.h \
                    221:                mach_debug.defs mach_debug_types.defs mach_debug_types.h \
                    222:                pc_info.h vm_info.h zone_info.h)
                    223: 
                    224: installed-headers:= $(device-headers) $(mach-headers) $(mach-exec-headers)
                    225: 
                    226: # Other headers for the distribution.  We don't install these, because the 
                    227: # GNU C library has correct versions for users to use.
                    228: other-sys-headers := types.h time.h reboot.h ioctl.h
                    229: other-mach-headers := mig_support.h mach_traps.h error.h
                    230: other-headers := alloca.h
                    231: 
                    232: 
                    233: # We steal routines from the C library and put them here.
                    234: # If we link against the C library directly, then we have to hope that we have
                    235: # correctly found all the dependencies that might bring in C library code.
                    236: # This method is much safer because it's easy to check this one object file
                    237: # for sanity.
                    238: objfiles += clib-routines.o
                    239: 
1.1.1.2 ! root      240: clib-routines := memcpy memset bcopy bzero htonl htons ntohl ntohs 
        !           241: ifeq ($(enable_kdb),yes)
        !           242: clib-routines += strstr
        !           243: endif
1.1       root      244: 
                    245: clib-routines.o: $(installed-clib)
                    246:        $(LD) -o clib-routines.o -r $(addprefix -u ,$(clib-routines)) $(installed-clib)
                    247: 
                    248: # This rule checks clib-routines and makes sure it doesn't have any 
                    249: # extra symbols.
                    250: kernel: check-clib-routines
                    251: check-clib-routines: clib-routines.o
1.1.1.2 ! root      252:        nm -g $< | awk '$(foreach sym,$(clib-routines),$$3 == "$(sym)" ||) 0 { match_cnt++ } \
        !           253:                         $$2 == "W" { weak_cnt++ } \
        !           254:                         { total_cnt++ } \
        !           255:                         END { exit total_cnt - (match_cnt + weak_cnt) } ' && touch check-clib-routines
1.1       root      256: 
                    257: 
                    258: # Empty dependency file
                    259: clib-routines.d:; touch $@
                    260: 
                    261: 
                    262: 
                    263: # Automatically generated source
                    264: 
                    265: # User stubs
                    266: objfiles += memory_object_user_user.o memory_object_default_user.o \
                    267:        device_reply_user.o memory_object_reply_user.o
                    268: 
                    269: # Server stubs
                    270: objfiles += device_server.o device_pager_server.o mach_port_server.o \
                    271:        mach_server.o mach4_server.o mach_debug_server.o mach_host_server.o
                    272: 
                    273: # Where to find the relevant Mig source files
                    274: vpath %.cli $(srcdir)/vm $(srcdir)/device
                    275: vpath %.srv $(srcdir)/device $(srcdir)/ipc $(srcdir)/kern
                    276: 
                    277: 
                    278: 
                    279: 
                    280: #
                    281: # Compilation flags
                    282: #
                    283: 
1.1.1.2 ! root      284: DEFINES += -DMACH -DCMU -DMACH_KERNEL -DKERNEL @DEFS@
1.1       root      285: INCLUDES += -I. -I$(srcdir) -I$(srcdir)/include \
                    286:        -I$(srcdir)/bogus -I$(srcdir)/util -I$(srcdir)/kern -I$(srcdir)/device
                    287: 
                    288: 
                    289: include $(sysdep)/Makefrag
                    290: 
                    291: CPPFLAGS += -nostdinc $(DEFINES) $(INCLUDES) 
                    292: 
                    293: MIGFLAGS += $(CPPFLAGS)
                    294: 
                    295: 
1.1.1.2 ! root      296: # Standard targets
        !           297: 
        !           298: all: kernel $(cross-migcom) cross-mig
        !           299: 
        !           300: clean:
        !           301:        mv device-drivers.h FOO
        !           302:        rm -f *.o *.d kernel cross-migcom cross-mig migcom local-mig
        !           303:        rm -f *.symc *.symc.o *_user.c *_server.c *.h
        !           304:        rm -f *.migs_d *.migsh_d *.migu_d *.miguh_d
        !           305:        mv FOO device-drivers.h
        !           306: 
        !           307: distclean: clean
        !           308:        rm -f config.status Makefile driverlist
        !           309: 
        !           310: mostlyclean: distclean
        !           311:        rm -f $(srcdir)/mig/lexxer.c 
        !           312:        rm -f $(srcdir)/mig/parser.c $(srcdir)/mig/parser.h
        !           313: 
        !           314: maintainer-clean: mostlyclean
        !           315:        rm -f $(srcdir)/configure $(all-archs-configures)
        !           316: 
        !           317: check:
1.1       root      318: 
                    319: 
                    320: #
                    321: # Kernel Image
                    322: #
                    323: # (The newline in this command makes it much easier to read in make output.)
                    324: kernel: $(objfiles)
                    325:        $(LD) -o $@ $(LDFLAGS) \
                    326:                $(objfiles)
                    327: 
                    328: 
                    329: 
                    330: #
                    331: # Installation
                    332: # 
                    333: installed-headers-names = $(addprefix $(includedir)/,$(installed-headers))
                    334: installed-sysdep-headers-names = $(addprefix $(includedir)/,$($(systype)-installed-headers))
1.1.1.2 ! root      335: install: mkinstalldirs kernel $(installed-headers-names) $(installed-sysdep-headers-names) cross-mig $(cross-migcom)
1.1       root      336:        $(INSTALL_PROGRAM) kernel $(bootdir)/gnumach
                    337:        $(INSTALL_PROGRAM) cross-mig $(bindir)/mig
1.1.1.2 ! root      338:        test -z "$(cross-migcom)" || $(INSTALL_PROGRAM) cross-migcom $(libexecdir)/migcom
1.1       root      339:        -ln -s $(systype) $(includedir)/mach/machine
                    340: 
                    341: $(installed-headers-names): $(includedir)/%: $(srcdir)/include/%
                    342:        $(INSTALL_DATA) $< $@
                    343: 
                    344: $(installed-sysdep-headers-names): $(includedir)/%: $(sysdep)/include/%
                    345:        $(INSTALL_DATA) $< $@
                    346: 
                    347: mkinstalldirs:
                    348:        mkdir -p $(bootdir) $(includedir) $(includedir)/device \
1.1.1.2 ! root      349:                $(includedir)/mach $(includedir)/mach/$(systype) \
        !           350:                $(libexecdir) $(includedir)/mach/exec $(bindir)
1.1       root      351: 
                    352: 
                    353: #
                    354: # Building the distribution
                    355: #
                    356: 
                    357: dist:
                    358:        rm -rf gnumach-$(version)
                    359:        mkdir gnumach-$(version)
                    360:        # Directories
                    361:        mkdir gnumach-$(version)/{bogus,chips,ddb,device,ipc,kern,mig,scsi,util,vm,include}
                    362:        mkdir gnumach-$(version)/include/{mach,device,mach_debug,sys}
                    363:        mkdir gnumach-$(version)/include/mach/exec
                    364:        for dir in `cat $(all-archs-subdirs)`; do \
                    365:                mkdir -p gnumach-$(version)/$$dir; \
                    366:        done
                    367:        # Files
                    368:        ln $(addprefix $(srcdir)/,$(topfiles)) gnumach-$(version)
                    369:        ln $(addprefix $(srcdir)/bogus/,$(bogus-files)) gnumach-$(version)/bogus
                    370:        ln $(addprefix $(srcdir)/chips/,$(chips-files)) gnumach-$(version)/chips
                    371:        ln $(addprefix $(srcdir)/ddb/,$(ddb-files)) gnumach-$(version)/ddb
                    372:        ln $(addprefix $(srcdir)/device/,$(device-files)) gnumach-$(version)/device
                    373:        ln $(addprefix $(srcdir)/ipc/,$(ipc-files)) gnumach-$(version)/ipc
                    374:        ln $(addprefix $(srcdir)/kern/,$(kern-files)) gnumach-$(version)/kern
                    375:        ln $(addprefix $(srcdir)/mig/,$(mig-files)) gnumach-$(version)/mig
                    376:        ln $(addprefix $(srcdir)/scsi/,$(scsi-files)) gnumach-$(version)/scsi
                    377:        ln $(addprefix $(srcdir)/util/,$(util-files)) gnumach-$(version)/util
                    378:        ln $(addprefix $(srcdir)/vm/,$(vm-files)) gnumach-$(version)/vm
                    379:        ln $(addprefix $(srcdir)/include/,$(mach-headers)) gnumach-$(version)/include/mach
                    380:        ln $(addprefix $(srcdir)/include/,$(device-headers)) gnumach-$(version)/include/device
                    381:        ln $(addprefix $(srcdir)/include/,$(mach-debug-headers)) gnumach-$(version)/include/mach_debug
                    382:        ln $(addprefix $(srcdir)/include/,$(mach-exec-headers)) gnumach-$(version)/include/mach/exec
                    383:        ln $(addprefix $(srcdir)/include/,$(other-headers)) gnumach-$(version)/include
                    384:        ln $(addprefix $(srcdir)/include/sys/,$(other-sys-headers)) gnumach-$(version)/include/sys
                    385:        ln $(addprefix $(srcdir)/include/mach/,$(other-mach-headers)) gnumach-$(version)/include/mach
                    386:        # Files in arch dirs
                    387:        for file in `cat $(all-archs-files)`; do \
                    388:                ln $(srcdir)/$$file gnumach-$(version)/`dirname $$file`; \
                    389:        done
                    390:        for arch in $(all-archs); do \
                    391:                ln -s $$arch gnumach-$(version)/$$arch/include/mach/machine; \
                    392:        done
                    393:        tar cfz gnumach-$(version).tar.gz gnumach-$(version)
                    394:        rm -rf gnumach-$(version)
                    395: 
                    396: 
                    397: 
                    398: #
                    399: # Autoconf support
                    400: #
                    401: $(srcdir)/configure: configure.in
                    402:        cd $(srcdir) && autoconf
                    403: 
                    404: Makefile: Makefile.in config.status
                    405:        ./config.status
                    406: 
                    407: config.status: configure
                    408:        ./config.status --recheck
                    409: 
                    410: vpath %.in $(srcdir)
                    411: vpath configure $(srcdir)
                    412: 
                    413: 
                    414: 
                    415: #
                    416: # How to do some things
                    417: # 
                    418: 
                    419: # Building foo.h from foo.sym:
                    420: %.symc: %.sym
                    421:        $(AWK) -f $(srcdir)/gensym.awk $< >$*.symc
                    422: %.symc.o: %.symc
                    423:        $(CC) -S $(CPPFLAGS) $(CFLAGS) $(CPPFLAGS-$@) -x c -o $@ $<
                    424: %.h: %.symc.o
                    425:        sed <$< -e 's/^[^*].*$$//' | \
                    426:                sed -e 's/^[*]/#define/' -e 's/mAgIc[^-0-9]*//' >$@
                    427: 
                    428: # Building from foo.cli
                    429: %.h %_user.c: %.cli $(MIG) $(MIGCOM)
                    430:        $(MIG) $(MIGFLAGS) -header $*.h -user $*_user.c -server /dev/null $<
                    431: 
                    432: # Building from foo.srv
                    433: %_interface.h %_server.c: %.srv $(MIG) $(MIGCOM)
                    434:        $(MIG) $(MIGFLAGS) -header $*_interface.h -server $*_server.c -user /dev/null $<
                    435: 
                    436: #
                    437: # Dependency generation
                    438: #
                    439: 
                    440: # Include dependency files
                    441: ifneq ($(no_deps),t)
                    442: 
                    443: # For each file generated by MiG we need a .d file.
                    444: servers = $(filter %_server.o,$(objfiles))
                    445: include $(subst _server.o,.migs_d,$(servers)) /dev/null
                    446: include $(subst _server.o,.migsh_d,$(servers)) /dev/null
                    447: 
                    448: # vm_user.o fits the pattern, but is not actually a MiG-related file.
                    449: users = $(filter-out vm_user.o,$(filter %_user.o,$(objfiles)))
                    450: include $(subst _user.o,.migu_d,$(users)) /dev/null
                    451: include $(subst _user.o,.miguh_d,$(users)) /dev/null
                    452: 
                    453: # For each .o file we need a .d file.
                    454: include $(subst .o,.d,$(filter %.o,$(objfiles))) /dev/null
                    455: 
                    456: endif
                    457: 
                    458: # Here is how to make those dependency files
                    459: 
                    460: %.migs_d: %.srv
                    461:        (set -e; $(CPP) $(MIGFLAGS) -M -MG -x c $< | \
                    462:        sed -e 's/\.srv\.o:/_server.c $@:/' > $@)
                    463: 
                    464: %.migu_d: %.cli
                    465:        (set -e; $(CPP) $(MIGFLAGS) -M -MG -x c $< | \
                    466:        sed -e 's/\.cli\.o:/_user.c $@:/' > $@)
                    467: 
                    468: %.migsh_d: %.migs_d
                    469:        sed -e 's/_server\.c /_interface.h /' -e 's/migs_d/migsh_d/' < $< > $@
                    470: 
                    471: %.miguh_d: %.migu_d
                    472:        sed -e 's/_user\.c /.h /' -e 's/migu_d/miguh_d/' < $< > $@
                    473: 
                    474: # Generic rule for $(CC) based compilation for making dependencies
                    475: define make-deps
                    476: set -e; $(CC) $(CFLAGS) $(CPPFLAGS) -M -MG $< | \
                    477:        sed > [email protected] -e 's/$*\.o:/$*.o $@:/'
                    478: mv -f [email protected] $@
                    479: endef
                    480: 
                    481: %.d: %.c; $(make-deps)
                    482: %.d: %.S; $(make-deps)
                    483: 
                    484: # .s files don't go through the preprocessor, so we do this
                    485: # This rule must come *after* the genuine ones above, so that
                    486: # make doesn't build a .s file and then make an empty dependency
                    487: # list.
                    488: %.d: %.s
                    489:        echo '$*.o: $<' > $@
                    490: 
                    491: 
                    492: # How to build MiG:
                    493: 
                    494: mig-objfiles = error.o global.o header.o lexxer.o migcom.o parser.o routine.o \
                    495:                server.o statement.o string.o type.o user.o utils.o
                    496: mig-csrcfiles = $(subst .o,.c,$(mig-objfiles))
                    497: mig-othersrc = alloc.h boolean.h error.h global.h lexxer.h message.h \
                    498:                mig_string.h routine.h statement.h type.h utils.h write.h \
                    499:                lexxer.l parser.y mig.sh parser.h cpu.sym
                    500: 
1.1.1.2 ! root      501: cross-lexxer.o lexxer.o: cpu.h
        !           502: 
1.1       root      503: mig-files = $(mig-csrcfiles) $(mig-othersrc) ChangeLog
                    504: 
                    505: vpath cpu.sym $(srcdir)/mig
                    506: 
1.1.1.2 ! root      507: ifeq ($(cross_linkable),yes)
1.1       root      508: # Don't use $(CPPFLAGS) here; MiG needs none of the Mach headers except
                    509: # what happens automagically to build cpu.h.
                    510: 
                    511: # Here's how to build MiG for the target.
                    512: cross-mig-objfiles = $(addprefix cross-,$(mig-objfiles))
                    513: 
                    514: $(cross-mig-objfiles): cross-%.o: $(srcdir)/mig/%.c
                    515:        $(CC) -c $(CFLAGS) -I. -I$(srcdir)/mig -o $@ $<
                    516: 
                    517: ./cross-migcom: $(cross-mig-objfiles)
                    518:        $(CC) $(CFLAGS) $(cross-mig-objfiles) $(LEXLIB) -o $@
                    519: 
                    520: # Dependencies for these .o files
                    521: ifneq ($(no_deps),t)
                    522: include $(subst .o,.d,$(cross-mig-objfiles)) /dev/null
                    523: endif
                    524: 
                    525: $(subst .o,.d,$(cross-mig-objfiles)): cross-%.d: $(srcdir)/mig/%.c
                    526:        set -e; $(CC) $(CFLAGS) -M -MG -I. -I$(srcdir)/mig $< | \
                    527:                sed > [email protected] -e 's/$*\.o:/cross-$*.o $@:/'
                    528:        mv -f [email protected] $@
1.1.1.2 ! root      529: endif
1.1       root      530: 
                    531: ifeq ($(cross_compiling),yes)
                    532: # When cross compiling, we build two migcoms; one for our use and one to 
                    533: # install.  Otherwise, we just build the one.
                    534: 
                    535: $(mig-objfiles): %.o: $(srcdir)/mig/%.c
                    536:        $(BUILD_CC) -c $(BUILD_CFLAGS) -I. -I$(srcdir)/mig -o $@ $<
                    537: 
                    538: ./migcom: $(mig-objfiles)
                    539:        $(BUILD_CC) $(BUILD_CFLAGS) $(mig-objfiles) $(LEXLIB) -o $@
                    540: 
                    541: ifneq ($(no_deps),t)
                    542: include $(subst .o,.d,$(mig-objfiles))
                    543: endif
                    544: 
                    545: $(subst .o,.d,$(mig-objfiles)): %.d: $(srcdir)/mig/%.c
                    546:        set -e; $(BUILD_CC) $(BUILD_CFLAGS) -M -MG -I. -I$(srcdir)/mig $< | \
                    547:                sed > [email protected] -e 's/$*\.o:/$*.o $@:/'
                    548:        mv -f [email protected] $@
                    549: 
                    550: else
                    551: ./migcom: ./cross-migcom
                    552:        rm -f $@
                    553:        ln $< $@
                    554: endif
                    555: 
                    556: $(srcdir)/mig/lexxer.c: $(srcdir)/mig/lexxer.l
                    557:        $(LEX) $(LFLAGS) $<
                    558:        mv lex.yy.c $*.c
                    559: 
                    560: $(srcdir)/mig/parser.c $(srcdir)/mig/parser.h: $(srcdir)/mig/parser.y
                    561:        $(YACC) $(YFLAGS) -d $<
                    562:        mv y.tab.c $(srcdir)/mig/parser.c
                    563:        mv y.tab.h $(srcdir)/mig/parser.h
                    564: 
                    565: # Version of mig script that looks for the right local tools
                    566: ifeq ($(cross_compiling),yes)
1.1.1.2 ! root      567: ./local-mig: $(srcdir)/mig/mig.sh Makefile
1.1       root      568:        sed -e 's,@MIGDIR@,.,g' \
                    569:            -e 's,@CPP@,${BUILD_CC} -x c-header -E,g' \
                    570:            $< >[email protected] && chmod +x [email protected] && mv -f [email protected] $@
                    571: else
1.1.1.2 ! root      572: ./local-mig: $(srcdir)/mig/mig.sh Makefile
1.1       root      573:        sed -e 's,@MIGDIR@,.,g' \
                    574:            -e 's,@CPP@,${CC} -x c-header -E,g' \
                    575:            $< >[email protected] && chmod +x [email protected] && mv -f [email protected] $@
                    576: endif
                    577: 
1.1.1.2 ! root      578: # Version of MiG to install
        !           579: cross-mig: $(srcdir)/mig/mig.sh Makefile
        !           580:        sed -e 's,@MIGDIR@,$(libexecdir),g' \
        !           581:            -e 's,@CPP@,${CC} -x c-header -E,g' \
        !           582:            $< >[email protected] && chmod +x [email protected] && mv -f [email protected] $@
        !           583: 
        !           584: 
        !           585: # The first time through, Make will try and build MiG to get
        !           586: # dependencies, before it knows about the automatically generated
        !           587: # files that MiG needs.  So tell it about that file here.
        !           588: cross-lexxer.o lexxer.o: cpu.h
1.1       root      589: 

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