Makefile

   1 ## -----------------------------------------------------------------------
   2 ##
   3 ##   Copyright 1998-2009 H. Peter Anvin - All Rights Reserved
   4 ##   Copyright 2009-2010 Intel Corporation; author: H. Peter Anvin
   5 ##
   6 ##   This program is free software; you can redistribute it and/or modify
   7 ##   it under the terms of the GNU General Public License as published by
   8 ##   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   9 ##   Boston MA 02111-1307, USA; either version 2 of the License, or
  10 ##   (at your option) any later version; incorporated herein by reference.
  11 ##
  12 ## -----------------------------------------------------------------------
  13
  14 #
  15 # Main Makefile for SYSLINUX
  16 #
  17
  18 #
  19 # topdir is only set when we are doing a recursive make. Do a bunch of
  20 # initialisation if it's unset since this is the first invocation.
  21 #
  22 ifeq ($(topdir),)
  23
  24 topdir = $(CURDIR)
  25
  26 #
  27 # Because we need to build modules multiple times, e.g. for BIOS,
  28 # efi32, efi64, we output all object and executable files to a
  29 # separate object directory for each firmware.
  30 #
  31 # The output directory can be customised by setting the O=/obj/path/
  32 # variable when invoking make. If no value is specified the default
  33 # directory is the top-level of the Syslinux source.
  34 #
  35 ifeq ("$(origin O)", "command line")
  36         OBJDIR := $(O)
  37 else
  38         OBJDIR = $(topdir)
  39 endif
  40
  41 # If the output directory does not exist we bail because that is the
  42 # least surprising thing to do.
  43 cd-output := $(shell cd $(OBJDIR) && /bin/pwd)
  44 $(if $(cd-output),, \
  45         $(error output directory "$(OBJDIR)" does not exist))
  46
  47 #
  48 # These environment variables are exported to every invocation of
  49 # make,
  50 #
  51 # 'topdir' - the top-level directory containing the Syslinux source
  52 # 'objdir' - the top-level directory of output files for this firmware
  53 # 'MAKEDIR' - contains Makefile fragments
  54 # 'OBJDIR' - the top-level directory of output files
  55 #
  56 # There are also a handful of variables that are passed to each
  57 # sub-make,
  58 #
  59 # SRC - source tree location of the module being compiled
  60 # OBJ - output tree location of the module being compiled
  61 #
  62 # A couple of rules for writing Makefiles,
  63 #
  64 # - Do not use relative paths, use the above variables
  65 # - You can write $(SRC) a lot less if you add it to VPATH
  66 #
  67
  68 MAKEDIR = $(topdir)/mk
  69 export MAKEDIR topdir OBJDIR
  70
  71 include $(MAKEDIR)/syslinux.mk
  72 -include $(OBJDIR)/version.mk
  73
  74 private-targets = prerel unprerel official release burn isolinux.iso \
  75                   preupload upload test unittest regression
  76
  77 ifeq ($(MAKECMDGOALS),)
  78         MAKECMDGOALS += all
  79 endif
  80
  81 #
  82 # The 'bios', 'efi32' and 'efi64' are dummy targets. Their only
  83 # purpose is to instruct us which output directories need
  84 # creating. Which means that we always need a *real* target, such as
  85 # 'all', appended to the make goals.
  86 #
  87 firmware = bios efi32 efi64
  88 real-target := $(filter-out $(firmware), $(MAKECMDGOALS))
  89 real-firmware := $(filter $(firmware), $(MAKECMDGOALS))
  90
  91 ifeq ($(real-target),)
  92         real-target = all
  93 endif
  94
  95 ifeq ($(real-firmware),)
  96         real-firmware = $(firmware)
  97 endif
  98
  99 .PHONY: $(filter-out $(private-targets), $(MAKECMDGOALS))
 100 $(filter-out $(private-targets), $(MAKECMDGOALS)):
 101         $(MAKE) -C $(OBJDIR) -f $(CURDIR)/Makefile SRC="$(topdir)" \
 102                 OBJ=$(OBJDIR) objdir=$(OBJDIR) $(MAKECMDGOALS)
 103
 104 unittest:
 105         printf "Executing unit tests\n"
 106         $(MAKE) -C core/mem/tests all
 107         $(MAKE) -C com32/lib/syslinux/tests all
 108
 109 regression:
 110         $(MAKE) -C tests SRC="$(topdir)/tests" OBJ="$(topdir)/tests" \
 111                 objdir=$(OBJDIR) \
 112                 -f $(topdir)/tests/Makefile all
 113
 114 test: unittest regression
 115
 116 # Hook to add private Makefile targets for the maintainer.
 117 -include $(topdir)/Makefile.private
 118
 119 else # ifeq ($(topdir),)
 120
 121 include $(MAKEDIR)/syslinux.mk
 122
 123 # Hook to add private Makefile targets for the maintainer.
 124 -include $(topdir)/Makefile.private
 125
 126 #
 127 # The BTARGET refers to objects that are derived from ldlinux.asm; we
 128 # like to keep those uniform for debugging reasons; however, distributors
 129 # want to recompile the installers (ITARGET).
 130 #
 131 # BOBJECTS and IOBJECTS are the same thing, except used for
 132 # installation, so they include objects that may be in subdirectories
 133 # with their own Makefiles.  Finally, there is a list of those
 134 # directories.
 135 #
 136
 137 ifndef EFI_BUILD
 138 MODULES = memdisk/memdisk memdump/memdump.com \
 139         com32/menu/*.c32 com32/modules/*.c32 com32/mboot/*.c32 \
 140         com32/hdt/*.c32 com32/rosh/*.c32 com32/gfxboot/*.c32 \
 141         com32/sysdump/*.c32 com32/lua/src/*.c32 com32/chain/*.c32 \
 142         com32/lib/*.c32 com32/libutil/*.c32 com32/gpllib/*.c32 \
 143         com32/elflink/ldlinux/*.c32 com32/cmenu/libmenu/*.c32
 144 else
 145 # memdump is BIOS specific code exclude it for EFI
 146 # FIXME: Prune other BIOS-centric modules
 147 MODULES = com32/menu/*.c32 com32/modules/*.c32 com32/mboot/*.c32 \
 148         com32/hdt/*.c32 com32/rosh/*.c32 com32/gfxboot/*.c32 \
 149         com32/sysdump/*.c32 com32/lua/src/*.c32 com32/chain/*.c32 \
 150         com32/lib/*.c32 com32/libutil/*.c32 com32/gpllib/*.c32 \
 151         com32/cmenu/libmenu/*.c32 com32/elflink/ldlinux/$(LDLINUX)
 152 endif
 153
 154 # List of module objects that should be installed for all derivatives
 155 INSTALLABLE_MODULES = $(MODULES)
 156
 157 # syslinux.exe is BTARGET so as to not require everyone to have the
 158 # mingw suite installed
 159 BTARGET  = version.gen version.h $(OBJDIR)/version.mk
 160 BOBJECTS = $(BTARGET) \
 161         mbr/*.bin \
 162         core/pxelinux.0 core/lpxelinux.0 \
 163         core/isolinux.bin core/isolinux-debug.bin \
 164         gpxe/gpxelinux.0 dos/syslinux.com \
 165         win32/syslinux.exe win64/syslinux64.exe \
 166         dosutil/*.com dosutil/*.sys \
 167         $(MODULES)
 168
 169 # BSUBDIRs build the on-target binary components.
 170 # ISUBDIRs build the installer (host) components.
 171 #
 172 # Note: libinstaller is both a BSUBDIR and an ISUBDIR.  It contains
 173 # files that depend only on the B phase, but may have to be regenerated
 174 # for "make installer".
 175
 176 ifdef EFI_BUILD
 177
 178 BSUBDIRS = codepage com32 lzo core mbr sample efi txt
 179 ISUBDIRS =
 180
 181 INSTALLSUBDIRS = efi
 182
 183 NETINSTALLABLE = efi/syslinux.efi $(INSTALLABLE_MODULES)
 184
 185 else
 186
 187 BSUBDIRS = codepage com32 lzo core memdisk mbr memdump gpxe sample \
 188            diag libinstaller dos win32 win64 dosutil txt
 189
 190 ITARGET  =
 191 IOBJECTS = $(ITARGET) \
 192         utils/gethostip utils/isohybrid utils/mkdiskimage \
 193         mtools/syslinux linux/syslinux extlinux/extlinux
 194 ISUBDIRS = libinstaller mtools linux extlinux utils
 195
 196 # Things to install in /usr/bin
 197 INSTALL_BIN   = mtools/syslinux
 198 # Things to install in /sbin
 199 INSTALL_SBIN  = extlinux/extlinux
 200 # Things to install in /usr/lib/syslinux
 201 INSTALL_AUX   = core/pxelinux.0 gpxe/gpxelinux.0 gpxe/gpxelinuxk.0 \
 202                 core/isolinux.bin core/isolinux-debug.bin \
 203                 dos/syslinux.com core/lpxelinux.0 \
 204                 mbr/*.bin $(INSTALLABLE_MODULES)
 205 INSTALL_AUX_OPT = win32/syslinux.exe win64/syslinux64.exe
 206 INSTALL_DIAG  = diag/mbr/handoff.bin \
 207                 diag/geodsp/geodsp1s.img.xz diag/geodsp/geodspms.img.xz
 208
 209 # These directories manage their own installables
 210 INSTALLSUBDIRS = com32 utils dosutil
 211
 212 # Things to install in /boot/extlinux
 213 EXTBOOTINSTALL = $(INSTALLABLE_MODULES)
 214
 215 # Things to install in /tftpboot
 216 NETINSTALLABLE = core/pxelinux.0 gpxe/gpxelinux.0 core/lpxelinux.0 \
 217                  $(INSTALLABLE_MODULES)
 218
 219 endif # ifdef EFI_BUILD
 220
 221 .PHONY: subdirs $(BSUBDIRS) $(ISUBDIRS) test
 222
 223 ifeq ($(HAVE_FIRMWARE),)
 224
 225 firmware = bios efi32 efi64
 226
 227 # If no firmware was specified the rest of MAKECMDGOALS applies to all
 228 # firmware.
 229 ifeq ($(filter $(firmware),$(MAKECMDGOALS)),)
 230 all strip tidy clean dist spotless install installer netinstall: bios efi32 efi64
 231
 232 else
 233
 234 # Don't do anything for the rest of MAKECMDGOALS at this level. It
 235 # will be handled for each of $(firmware).
 236 strip tidy clean dist spotless install installer netinstall:
 237
 238 endif
 239
 240 # Convert 'make bios strip' to 'make strip', etc for rest of the Makefiles.
 241 MAKECMDGOALS := $(filter-out $(firmware),$(MAKECMDGOALS))
 242 ifeq ($(MAKECMDGOALS),)
 243         MAKECMDGOALS += all
 244 endif
 245
 246 #
 247 # You'd think that we'd be able to use the 'define' directive to
 248 # abstract the code for invoking make(1) in the output directory, but
 249 # by using 'define' we lose the ability to build in parallel.
 250 #
 251 .PHONY: $(firmware)
 252 bios:
 253         @mkdir -p $(OBJ)/bios
 254         $(MAKE) -C $(OBJ)/bios -f $(SRC)/Makefile SRC="$(SRC)" \
 255                 objdir=$(OBJ)/bios OBJ=$(OBJ)/bios HAVE_FIRMWARE=1 \
 256                 ARCH=i386 LDLINUX=ldlinux.c32 $(MAKECMDGOALS)
 257
 258 efi32:
 259         @mkdir -p $(OBJ)/efi32
 260         $(MAKE) -C $(OBJ)/efi32 -f $(SRC)/Makefile SRC="$(SRC)" \
 261                 objdir=$(OBJ)/efi32 OBJ=$(OBJ)/efi32 HAVE_FIRMWARE=1 \
 262                 ARCH=i386 BITS=32 EFI_BUILD=1 LDLINUX=ldlinux.e32 \
 263                 $(MAKECMDGOALS)
 264
 265 efi64:
 266         @mkdir -p $(OBJ)/efi64
 267         $(MAKE) -C $(OBJ)/efi64 -f $(SRC)/Makefile SRC="$(SRC)" \
 268                 objdir=$(OBJ)/efi64 OBJ=$(OBJ)/efi64 HAVE_FIRMWARE=1 \
 269                 ARCH=x86_64 BITS=64 EFI_BUILD=1 LDLINUX=ldlinux.e64 \
 270                 $(MAKECMDGOALS)
 271
 272 else # ifeq($(HAVE_FIRMWARE),)
 273
 274 all: all-local subdirs
 275
 276 all-local: $(BTARGET) $(ITARGET)
 277         -ls -l $(BOBJECTS) $(IOBJECTS)
 278 subdirs: $(BSUBDIRS) $(ISUBDIRS)
 279
 280 $(sort $(ISUBDIRS) $(BSUBDIRS)):
 281         @mkdir -p $@
 282         $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 283                 -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 284
 285 $(ITARGET):
 286         @mkdir -p $@
 287         $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 288                 -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 289
 290 $(BINFILES):
 291         @mkdir -p $@
 292         $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 293                 -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 294
 295 #
 296 # List the dependencies to help out parallel builds.
 297 dos extlinux linux mtools win32 win64: libinstaller
 298 libinstaller: core
 299 utils: mbr
 300 core: com32
 301 efi: core
 302 gpxe: core
 303
 304 installer: installer-local
 305         set -e; for i in $(ISUBDIRS); \
 306                 do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 307                 -f $(SRC)/$$i/Makefile all; done
 308
 309
 310 installer-local: $(ITARGET) $(BINFILES)
 311
 312 strip: strip-local
 313         set -e; for i in $(ISUBDIRS); \
 314                 do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 315                 -f $(SRC)/$$i/Makefile strip; done
 316         -ls -l $(BOBJECTS) $(IOBJECTS)
 317
 318 strip-local:
 319
 320 version.gen: $(topdir)/version $(topdir)/version.pl
 321         $(PERL) $(topdir)/version.pl $< $@ '%define < @'
 322 version.h: $(topdir)/version $(topdir)/version.pl
 323         $(PERL) $(topdir)/version.pl $< $@ '#define < @'
 324
 325 local-install: installer
 326         mkdir -m 755 -p $(INSTALLROOT)$(BINDIR)
 327         install -m 755 -c $(INSTALL_BIN) $(INSTALLROOT)$(BINDIR)
 328         mkdir -m 755 -p $(INSTALLROOT)$(SBINDIR)
 329         install -m 755 -c $(INSTALL_SBIN) $(INSTALLROOT)$(SBINDIR)
 330         mkdir -m 755 -p $(INSTALLROOT)$(AUXDIR)
 331         install -m 644 -c $(INSTALL_AUX) $(INSTALLROOT)$(AUXDIR)
 332         -install -m 644 -c $(INSTALL_AUX_OPT) $(INSTALLROOT)$(AUXDIR)
 333         mkdir -m 755 -p $(INSTALLROOT)$(DIAGDIR)
 334         install -m 644 -c $(INSTALL_DIAG) $(INSTALLROOT)$(DIAGDIR)
 335         mkdir -m 755 -p $(INSTALLROOT)$(MANDIR)/man1
 336         install -m 644 -c $(topdir)/man/*.1 $(INSTALLROOT)$(MANDIR)/man1
 337         : mkdir -m 755 -p $(INSTALLROOT)$(MANDIR)/man8
 338         : install -m 644 -c man/*.8 $(INSTALLROOT)$(MANDIR)/man8
 339
 340 ifndef EFI_BUILD
 341 install: local-install
 342         set -e ; for i in $(INSTALLSUBDIRS) ; \
 343                 do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 344                 -f $(SRC)/$$i/Makefile $@; done
 345 else
 346 install:
 347         mkdir -m 755 -p $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 348         set -e ; for i in $(INSTALLSUBDIRS) ; \
 349                 do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 350                 BITS="$(BITS)" AUXDIR="$(AUXDIR)/efi$(BITS)" \
 351                 -f $(SRC)/$$i/Makefile $@; done
 352         -install -m 644 $(INSTALLABLE_MODULES) $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 353         install -m 644 com32/elflink/ldlinux/$(LDLINUX) $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 354 endif
 355
 356 ifdef EFI_BUILD
 357 netinstall:
 358         mkdir -p $(INSTALLROOT)$(TFTPBOOT)/efi$(BITS)
 359         install -m 644 $(NETINSTALLABLE) $(INSTALLROOT)$(TFTPBOOT)/efi$(BITS)
 360 else
 361 netinstall: installer
 362         mkdir -p $(INSTALLROOT)$(TFTPBOOT)
 363         install -m 644 $(NETINSTALLABLE) $(INSTALLROOT)$(TFTPBOOT)
 364 endif
 365
 366 extbootinstall: installer
 367         mkdir -m 755 -p $(INSTALLROOT)$(EXTLINUXDIR)
 368         install -m 644 $(EXTBOOTINSTALL) $(INSTALLROOT)$(EXTLINUXDIR)
 369
 370 install-all: install netinstall extbootinstall
 371
 372 local-tidy:
 373         rm -f *.o *.elf *_bin.c stupid.* patch.offset
 374         rm -f *.lsr *.lst *.map *.sec *.tmp
 375         rm -f $(OBSOLETE)
 376
 377 tidy: local-tidy $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 378
 379 local-clean:
 380         rm -f $(ITARGET)
 381
 382 clean: local-tidy local-clean $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 383
 384 local-dist:
 385         find . \( -name '*~' -o -name '#*' -o -name core \
 386                 -o -name '.*.d' -o -name .depend \) -type f -print0 \
 387         | xargs -0rt rm -f
 388
 389 dist: local-dist local-tidy $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 390
 391 local-spotless:
 392         rm -f $(BTARGET) .depend *.so.*
 393
 394 spotless: local-clean local-dist local-spotless $(BESUBDIRS) $(IESUBDIRS) $(ISUBDIRS) $(BSUBDIRS)
 395
 396 # Shortcut to build linux/syslinux using klibc
 397 klibc:
 398         $(MAKE) clean
 399         $(MAKE) CC=klcc ITARGET= ISUBDIRS='linux extlinux' BSUBDIRS=
 400 endif # ifeq ($(HAVE_FIRMWARE),)
 401
 402 endif # ifeq ($(topdir),)
 403
 404 #
 405 # Common rules that are needed by every invocation of make.
 406 #
 407 $(OBJDIR)/version.mk: $(topdir)/version $(topdir)/version.pl
 408         $(PERL) $(topdir)/version.pl $< $@ '< := @'