syslinux/Makefile
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   1## -----------------------------------------------------------------------
   2##
   3##   Copyright 1998-2009 H. Peter Anvin - All Rights Reserved
   4##   Copyright 2009-2014 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
  18all_firmware := bios efi32 efi64
  19
  20#
  21# topdir is only set when we are doing a recursive make. Do a bunch of
  22# initialisation if it's unset since this is the first invocation.
  23#
  24ifeq ($(topdir),)
  25
  26topdir = $(CURDIR)
  27
  28#
  29# Because we need to build modules multiple times, e.g. for BIOS,
  30# efi32, efi64, we output all object and executable files to a
  31# separate object directory for each firmware.
  32#
  33# The output directory can be customised by setting the O=/obj/path/
  34# variable when invoking make. If no value is specified the default
  35# directory is the top-level of the Syslinux source.
  36#
  37ifeq ("$(origin O)", "command line")
  38        OBJDIR := $(O)
  39else
  40        OBJDIR = $(topdir)
  41endif
  42
  43# If the output directory does not exist we bail because that is the
  44# least surprising thing to do.
  45cd-output := $(shell cd $(OBJDIR) && /bin/pwd)
  46$(if $(cd-output),, \
  47        $(error output directory "$(OBJDIR)" does not exist))
  48
  49#
  50# These environment variables are exported to every invocation of
  51# make,
  52#
  53# 'topdir' - the top-level directory containing the Syslinux source
  54# 'objdir' - the top-level directory of output files for this firmware
  55# 'MAKEDIR' - contains Makefile fragments
  56# 'OBJDIR' - the top-level directory of output files
  57#
  58# There are also a handful of variables that are passed to each
  59# sub-make,
  60#
  61# SRC - source tree location of the module being compiled
  62# OBJ - output tree location of the module being compiled
  63#
  64# A couple of rules for writing Makefiles,
  65#
  66# - Do not use relative paths, use the above variables
  67# - You can write $(SRC) a lot less if you add it to VPATH
  68#
  69
  70MAKEDIR = $(topdir)/mk
  71export MAKEDIR topdir OBJDIR
  72
  73include $(MAKEDIR)/syslinux.mk
  74-include $(OBJDIR)/version.mk
  75
  76private-targets = prerel unprerel official release burn isolinux.iso \
  77                  preupload upload test unittest regression spotless
  78
  79ifeq ($(MAKECMDGOALS),)
  80        MAKECMDGOALS += all
  81endif
  82
  83#
  84# The 'bios', 'efi32' and 'efi64' are dummy targets. Their only
  85# purpose is to instruct us which output directories need
  86# creating. Which means that we always need a *real* target, such as
  87# 'all', appended to the make goals.
  88#
  89firmware = $(all_firmware)
  90real-target := $(filter-out $(firmware), $(MAKECMDGOALS))
  91real-firmware := $(filter $(firmware), $(MAKECMDGOALS))
  92
  93ifeq ($(real-target),)
  94        real-target = all
  95endif
  96
  97ifeq ($(real-firmware),)
  98        real-firmware = $(firmware)
  99endif
 100
 101.PHONY: $(filter-out $(private-targets), $(MAKECMDGOALS))
 102$(filter-out $(private-targets), $(MAKECMDGOALS)):
 103        $(MAKE) -C $(OBJDIR) -f $(CURDIR)/Makefile SRC="$(topdir)" \
 104                OBJ=$(OBJDIR) objdir=$(OBJDIR) $(MAKECMDGOALS)
 105
 106unittest:
 107        printf "Executing unit tests\n"
 108        $(MAKE) -C core/mem/tests all
 109        $(MAKE) -C com32/lib/syslinux/tests all
 110
 111regression:
 112        $(MAKE) -C tests SRC="$(topdir)/tests" OBJ="$(topdir)/tests" \
 113                objdir=$(OBJDIR) \
 114                -f $(topdir)/tests/Makefile all
 115
 116test: unittest regression
 117
 118# Hook to add private Makefile targets for the maintainer.
 119-include $(topdir)/Makefile.private
 120
 121else # ifeq ($(topdir),)
 122
 123include $(MAKEDIR)/syslinux.mk
 124
 125# Hook to add private Makefile targets for the maintainer.
 126-include $(topdir)/Makefile.private
 127
 128#
 129# The BTARGET refers to objects that are derived from ldlinux.asm; we
 130# like to keep those uniform for debugging reasons; however, distributors
 131# want to recompile the installers (ITARGET).
 132#
 133# BOBJECTS and IOBJECTS are the same thing, except used for
 134# installation, so they include objects that may be in subdirectories
 135# with their own Makefiles.  Finally, there is a list of those
 136# directories.
 137#
 138
 139ifndef EFI_BUILD
 140MODULES = memdisk/memdisk \
 141        com32/menu/*.c32 com32/modules/*.c32 com32/mboot/*.c32 \
 142        com32/hdt/*.c32 com32/rosh/*.c32 com32/gfxboot/*.c32 \
 143        com32/sysdump/*.c32 com32/lua/src/*.c32 com32/chain/*.c32 \
 144        com32/lib/*.c32 com32/libutil/*.c32 com32/gpllib/*.c32 \
 145        com32/elflink/ldlinux/*.c32 com32/cmenu/libmenu/*.c32
 146else
 147# FIXME: Prune other BIOS-centric modules
 148MODULES = com32/menu/*.c32 com32/modules/*.c32 com32/mboot/*.c32 \
 149        com32/hdt/*.c32 com32/rosh/*.c32 com32/gfxboot/*.c32 \
 150        com32/sysdump/*.c32 com32/lua/src/*.c32 com32/chain/*.c32 \
 151        com32/lib/*.c32 com32/libutil/*.c32 com32/gpllib/*.c32 \
 152        com32/cmenu/libmenu/*.c32 com32/elflink/ldlinux/$(LDLINUX)
 153endif
 154
 155# List of module objects that should be installed for all derivatives
 156INSTALLABLE_MODULES = $(MODULES)
 157
 158# syslinux.exe is BTARGET so as to not require everyone to have the
 159# mingw suite installed
 160BTARGET  = version.gen version.h $(OBJDIR)/version.mk
 161BOBJECTS = $(BTARGET) \
 162        mbr/*.bin \
 163        core/pxelinux.0 core/lpxelinux.0 \
 164        core/isolinux.bin core/isolinux-debug.bin \
 165        gpxe/gpxelinux.0 dos/syslinux.com \
 166        win32/syslinux.exe win64/syslinux64.exe \
 167        dosutil/*.com dosutil/*.sys \
 168        $(MODULES)
 169
 170# BSUBDIRs build the on-target binary components.
 171# ISUBDIRs build the installer (host) components.
 172#
 173# Note: libinstaller is both a BSUBDIR and an ISUBDIR.  It contains
 174# files that depend only on the B phase, but may have to be regenerated
 175# for "make installer".
 176
 177ifdef EFI_BUILD
 178
 179BSUBDIRS = codepage com32 lzo core mbr sample efi txt
 180ISUBDIRS =
 181
 182INSTALLSUBDIRS = efi
 183
 184NETINSTALLABLE = efi/syslinux.efi $(INSTALLABLE_MODULES)
 185
 186else
 187
 188BSUBDIRS = codepage com32 lzo core memdisk mbr gpxe sample \
 189           diag libinstaller dos win32 win64 dosutil txt
 190
 191ITARGET  =
 192IOBJECTS = $(ITARGET) \
 193        utils/gethostip utils/isohybrid utils/mkdiskimage \
 194        mtools/syslinux linux/syslinux extlinux/extlinux
 195ISUBDIRS = libinstaller mtools linux extlinux utils
 196
 197# Things to install in /usr/bin
 198INSTALL_BIN   = mtools/syslinux
 199# Things to install in /sbin
 200INSTALL_SBIN  = extlinux/extlinux
 201# Things to install in /usr/lib/syslinux
 202INSTALL_AUX   = core/pxelinux.0 gpxe/gpxelinux.0 gpxe/gpxelinuxk.0 \
 203                core/isolinux.bin core/isolinux-debug.bin \
 204                dos/syslinux.com core/lpxelinux.0 \
 205                mbr/*.bin $(INSTALLABLE_MODULES)
 206INSTALL_AUX_OPT = win32/syslinux.exe win64/syslinux64.exe
 207INSTALL_DIAG  = diag/mbr/handoff.bin \
 208                diag/geodsp/geodsp1s.img.xz diag/geodsp/geodspms.img.xz
 209
 210# These directories manage their own installables
 211INSTALLSUBDIRS = com32 utils dosutil
 212
 213# Things to install in /boot/extlinux
 214EXTBOOTINSTALL = $(INSTALLABLE_MODULES)
 215
 216# Things to install in /tftpboot
 217NETINSTALLABLE = core/pxelinux.0 gpxe/gpxelinux.0 core/lpxelinux.0 \
 218                 $(INSTALLABLE_MODULES)
 219
 220endif # ifdef EFI_BUILD
 221
 222.PHONY: subdirs $(BSUBDIRS) $(ISUBDIRS) test
 223
 224ifeq ($(HAVE_FIRMWARE),)
 225
 226firmware = $(all_firmware)
 227
 228# If no firmware was specified the rest of MAKECMDGOALS applies to all
 229# firmware.
 230ifeq ($(filter $(firmware),$(MAKECMDGOALS)),)
 231all strip tidy clean dist install installer netinstall: $(all_firmware)
 232
 233else
 234
 235# Don't do anything for the rest of MAKECMDGOALS at this level. It
 236# will be handled for each of $(firmware).
 237strip tidy clean dist install installer netinstall:
 238
 239endif
 240
 241# Convert 'make bios strip' to 'make strip', etc for rest of the Makefiles.
 242MAKECMDGOALS := $(filter-out $(firmware),$(MAKECMDGOALS))
 243ifeq ($(MAKECMDGOALS),)
 244        MAKECMDGOALS += all
 245endif
 246
 247#
 248# You'd think that we'd be able to use the 'define' directive to
 249# abstract the code for invoking make(1) in the output directory, but
 250# by using 'define' we lose the ability to build in parallel.
 251#
 252.PHONY: $(firmware)
 253bios:
 254        @mkdir -p $(OBJ)/bios
 255        $(MAKE) -C $(OBJ)/bios -f $(SRC)/Makefile SRC="$(SRC)" \
 256                objdir=$(OBJ)/bios OBJ=$(OBJ)/bios HAVE_FIRMWARE=1 \
 257                FIRMWARE=BIOS \
 258                ARCH=i386 LDLINUX=ldlinux.c32 $(MAKECMDGOALS)
 259
 260efi32:
 261        @mkdir -p $(OBJ)/efi32
 262        $(MAKE) -C $(OBJ)/efi32 -f $(SRC)/Makefile SRC="$(SRC)" \
 263                objdir=$(OBJ)/efi32 OBJ=$(OBJ)/efi32 HAVE_FIRMWARE=1 \
 264                ARCH=i386 BITS=32 EFI_BUILD=1 LDLINUX=ldlinux.e32 \
 265                FIRMWARE=EFI32 \
 266                $(MAKECMDGOALS)
 267
 268efi64:
 269        @mkdir -p $(OBJ)/efi64
 270        $(MAKE) -C $(OBJ)/efi64 -f $(SRC)/Makefile SRC="$(SRC)" \
 271                objdir=$(OBJ)/efi64 OBJ=$(OBJ)/efi64 HAVE_FIRMWARE=1 \
 272                ARCH=x86_64 BITS=64 EFI_BUILD=1 LDLINUX=ldlinux.e64 \
 273                FIRMWARE=EFI64 \
 274                $(MAKECMDGOALS)
 275
 276else # ifeq($(HAVE_FIRMWARE),)
 277
 278all: all-local subdirs
 279
 280all-local: $(BTARGET) $(ITARGET)
 281        -ls -l $(BOBJECTS) $(IOBJECTS)
 282subdirs: $(BSUBDIRS) $(ISUBDIRS)
 283
 284$(sort $(ISUBDIRS) $(BSUBDIRS)):
 285        @mkdir -p $@
 286        $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 287                -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 288
 289$(ITARGET):
 290        @mkdir -p $@
 291        $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 292                -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 293
 294$(BINFILES):
 295        @mkdir -p $@
 296        $(MAKE) -C $@ SRC="$(SRC)/$@" OBJ="$(OBJ)/$@" \
 297                -f $(SRC)/$@/Makefile $(MAKECMDGOALS)
 298
 299#
 300# List the dependencies to help out parallel builds.
 301dos extlinux linux mtools win32 win64: libinstaller
 302libinstaller: core
 303utils: mbr
 304core: com32
 305efi: core
 306gpxe: core
 307
 308installer: installer-local
 309        set -e; for i in $(ISUBDIRS); \
 310                do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 311                -f $(SRC)/$$i/Makefile all; done
 312
 313
 314installer-local: $(ITARGET) $(BINFILES)
 315
 316strip: strip-local
 317        set -e; for i in $(ISUBDIRS); \
 318                do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 319                -f $(SRC)/$$i/Makefile strip; done
 320        -ls -l $(BOBJECTS) $(IOBJECTS)
 321
 322strip-local:
 323
 324version.gen: $(topdir)/version $(topdir)/version.pl
 325        $(PERL) $(topdir)/version.pl $< $@ '%define < @'
 326version.h: $(topdir)/version $(topdir)/version.pl
 327        $(PERL) $(topdir)/version.pl $< $@ '#define < @'
 328
 329local-install: installer
 330        mkdir -m 755 -p $(INSTALLROOT)$(BINDIR)
 331        install -m 755 -c $(INSTALL_BIN) $(INSTALLROOT)$(BINDIR)
 332        mkdir -m 755 -p $(INSTALLROOT)$(SBINDIR)
 333        install -m 755 -c $(INSTALL_SBIN) $(INSTALLROOT)$(SBINDIR)
 334        mkdir -m 755 -p $(INSTALLROOT)$(AUXDIR)
 335        install -m 644 -c $(INSTALL_AUX) $(INSTALLROOT)$(AUXDIR)
 336        -install -m 644 -c $(INSTALL_AUX_OPT) $(INSTALLROOT)$(AUXDIR)
 337        mkdir -m 755 -p $(INSTALLROOT)$(DIAGDIR)
 338        install -m 644 -c $(INSTALL_DIAG) $(INSTALLROOT)$(DIAGDIR)
 339        mkdir -m 755 -p $(INSTALLROOT)$(MANDIR)/man1
 340        install -m 644 -c $(topdir)/man/*.1 $(INSTALLROOT)$(MANDIR)/man1
 341        : mkdir -m 755 -p $(INSTALLROOT)$(MANDIR)/man8
 342        : install -m 644 -c man/*.8 $(INSTALLROOT)$(MANDIR)/man8
 343
 344ifndef EFI_BUILD
 345install: local-install
 346        set -e ; for i in $(INSTALLSUBDIRS) ; \
 347                do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 348                -f $(SRC)/$$i/Makefile $@; done
 349else
 350install:
 351        mkdir -m 755 -p $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 352        set -e ; for i in $(INSTALLSUBDIRS) ; \
 353                do $(MAKE) -C $$i SRC="$(SRC)/$$i" OBJ="$(OBJ)/$$i" \
 354                BITS="$(BITS)" AUXDIR="$(AUXDIR)/efi$(BITS)" \
 355                -f $(SRC)/$$i/Makefile $@; done
 356        -install -m 644 $(INSTALLABLE_MODULES) $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 357        install -m 644 com32/elflink/ldlinux/$(LDLINUX) $(INSTALLROOT)$(AUXDIR)/efi$(BITS)
 358endif
 359
 360ifdef EFI_BUILD
 361netinstall:
 362        mkdir -p $(INSTALLROOT)$(TFTPBOOT)/efi$(BITS)
 363        install -m 644 $(NETINSTALLABLE) $(INSTALLROOT)$(TFTPBOOT)/efi$(BITS)
 364else
 365netinstall: installer
 366        mkdir -p $(INSTALLROOT)$(TFTPBOOT)
 367        install -m 644 $(NETINSTALLABLE) $(INSTALLROOT)$(TFTPBOOT)
 368endif
 369
 370extbootinstall: installer
 371        mkdir -m 755 -p $(INSTALLROOT)$(EXTLINUXDIR)
 372        install -m 644 $(EXTBOOTINSTALL) $(INSTALLROOT)$(EXTLINUXDIR)
 373
 374install-all: install netinstall extbootinstall
 375
 376local-tidy:
 377        rm -f *.o *.elf *_bin.c stupid.* patch.offset
 378        rm -f *.lsr *.lst *.map *.sec *.tmp
 379        rm -f $(OBSOLETE)
 380
 381tidy: local-tidy $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 382
 383local-clean:
 384        rm -f $(ITARGET)
 385
 386clean: local-tidy local-clean $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 387
 388local-dist:
 389        find . \( -name '*~' -o -name '#*' -o -name core \
 390                -o -name '.*.d' -o -name .depend \) -type f -print0 \
 391        | xargs -0rt rm -f
 392
 393dist: local-dist local-tidy $(BESUBDIRS) $(IESUBDIRS) $(BSUBDIRS) $(ISUBDIRS)
 394
 395# Shortcut to build linux/syslinux using klibc
 396klibc:
 397        $(MAKE) clean
 398        $(MAKE) CC=klcc ITARGET= ISUBDIRS='linux extlinux' BSUBDIRS=
 399endif # ifeq ($(HAVE_FIRMWARE),)
 400
 401endif # ifeq ($(topdir),)
 402
 403local-spotless:
 404        find . \( -name '*~' -o -name '#*' -o -name core \
 405                -o -name '.*.d' -o -name .depend -o -name '*.so.*' \) \
 406                -type f -print0 \
 407        | xargs -0rt rm -f
 408
 409spotless: local-spotless
 410        rm -rf $(all_firmware)
 411
 412#
 413# Common rules that are needed by every invocation of make.
 414#
 415$(OBJDIR)/version.mk: $(topdir)/version $(topdir)/version.pl
 416        $(PERL) $(topdir)/version.pl $< $@ '< := @'
 417
The original LXR software by the LXR community, this experimental version by lxr@linux.no.