path: root/security/nss/lib/freebl/Makefile

#! gmake
#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is the Netscape security libraries.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1994-2000
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Stephen Fung <fungstep@hotmail.com> and
#   Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****

#######################################################################
# (1) Include initial platform-independent assignments (MANDATORY).   #
#######################################################################

include manifest.mn

#######################################################################
# (2) Include "global" configuration information. (OPTIONAL)          #
#######################################################################

include $(CORE_DEPTH)/coreconf/config.mk

#######################################################################
# (3) Include "component" configuration information. (OPTIONAL)       #
#######################################################################



#######################################################################
# (4) Include "local" platform-dependent assignments (OPTIONAL).      #
#######################################################################

-include config.mk

# default for all platforms
# unset this on those that have multiple freebl libraries
FREEBL_BUILD_SINGLE_SHLIB = 1

ifdef USE_64
	DEFINES += -DNSS_USE_64
endif

ifdef USE_ABI32_FPU
	DEFINES += -DNSS_USE_ABI32_FPU
endif

# des.c wants _X86_ defined for intel CPUs.  
# coreconf does this for windows, but not for Linux, FreeBSD, etc.
ifeq ($(CPU_ARCH),x86)
ifneq (,$(filter-out WIN%,$(OS_TARGET)))
	OS_REL_CFLAGS += -D_X86_
endif
endif

ifeq ($(OS_TARGET),OSF1)
    DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_NO_MP_WORD
    MPI_SRCS += mpvalpha.c
endif

ifeq (,$(filter-out WINNT WIN95,$(OS_TARGET)))  #omits WIN16 and WINCE
ifdef NS_USE_GCC
# Ideally, we want to use assembler
#     ASFILES  = mpi_x86.s
#     DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE \
#                -DMP_ASSEMBLY_DIV_2DX1D
# but we haven't figured out how to make it work, so we are not
# using assembler right now.
    ASFILES  =
    DEFINES += -DMP_NO_MP_WORD -DMP_USE_UINT_DIGIT
else
    MPI_SRCS += mpi_x86_asm.c
    DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE 
    DEFINES += -DMP_ASSEMBLY_DIV_2DX1D -DMP_USE_UINT_DIGIT -DMP_NO_MP_WORD
    ifdef BUILD_OPT
	OPTIMIZER += -Ox  # maximum optimization for freebl
    endif
endif
endif

ifeq ($(OS_TARGET),WINCE)
    DEFINES += -DMP_ARGCHK=0	# no assert in WinCE
    DEFINES += -DSHA_NO_LONG_LONG # avoid 64-bit arithmetic in SHA512
endif

ifeq ($(OS_TARGET),IRIX)
ifeq ($(USE_N32),1)
    ASFILES  = mpi_mips.s
    ifeq ($(NS_USE_GCC),1)
	ASFLAGS = -Wp,-P -Wp,-traditional -O -mips3
    else
	ASFLAGS = -O -OPT:Olimit=4000 -dollar -fullwarn -xansi -n32 -mips3 
    endif
    DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE
    DEFINES += -DMP_USE_UINT_DIGIT
endif
endif

ifeq ($(OS_TARGET),Linux)
ifeq ($(CPU_ARCH),x86_64)
    ASFILES  = arcfour-amd64-gas.s mpi_amd64_gas.s
    ASFLAGS += -march=opteron -m64 -fPIC
    DEFINES += -DNSS_BEVAND_ARCFOUR -DMPI_AMD64 -DMP_ASSEMBLY_MULTIPLY
    DEFINES += -DNSS_USE_COMBA
    DEFINES += -DMP_CHAR_STORE_SLOW -DMP_IS_LITTLE_ENDIAN
#    DEFINES += -DMPI_AMD64_ADD
    MPI_SRCS += mpi_amd64.c mp_comba.c
endif
ifeq ($(CPU_ARCH),x86)
    ASFILES  = mpi_x86.s
    DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE 
    DEFINES += -DMP_ASSEMBLY_DIV_2DX1D
    DEFINES += -DMP_CHAR_STORE_SLOW -DMP_IS_LITTLE_ENDIAN
    # The floating point ECC code doesn't work on Linux x86 (bug 311432).
    #ECL_USE_FP = 1
endif
endif # Linux

ifeq ($(OS_TARGET),AIX)
    DEFINES += -DMP_USE_UINT_DIGIT
    ifndef USE_64
	DEFINES += -DMP_NO_DIV_WORD -DMP_NO_ADD_WORD -DMP_NO_SUB_WORD
    endif
endif # AIX

ifeq ($(OS_TARGET), HP-UX)
ifneq ($(OS_TEST), ia64)
# PA-RISC
ASFILES += ret_cr16.s
ifndef USE_64
    FREEBL_BUILD_SINGLE_SHLIB = 
    HAVE_ABI32_INT32 = 1
    HAVE_ABI32_FPU = 1
endif
ifdef FREEBL_CHILD_BUILD
ifdef USE_ABI32_INT32
# build for DA1.1 (HP PA 1.1) 32-bit ABI build with 32-bit arithmetic
    DEFINES  += -DMP_USE_UINT_DIGIT -DMP_NO_MP_WORD
    DEFINES += -DSHA_NO_LONG_LONG # avoid 64-bit arithmetic in SHA512
else
ifdef USE_64
# this builds for DA2.0W (HP PA 2.0 Wide), the LP64 ABI, using 64-bit digits 
    MPI_SRCS += mpi_hp.c 
    ASFILES  += hpma512.s hppa20.s 
    DEFINES  += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE
else
# this builds for DA2.0 (HP PA 2.0 Narrow) ABI32_FPU model 
# (the 32-bit ABI with 64-bit registers) using 64-bit digits
    MPI_SRCS += mpi_hp.c 
    ASFILES  += hpma512.s hppa20.s 
    DEFINES  += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE
    ARCHFLAG = -Aa +e +DA2.0 +DS2.0
endif
endif
endif
endif
endif

# The blapi functions are defined not only in the freebl shared
# libraries but also in the shared libraries linked with loader.c
# (libsoftokn3.so and libssl3.so).  We need to use GNU ld's
# -Bsymbolic option or the equivalent option for other linkers
# to bind the blapi function references in FREEBLVector vector
# (ldvector.c) to the blapi functions defined in the freebl
# shared libraries.
ifeq (,$(filter-out BSD_OS FreeBSD Linux NetBSD, $(OS_TARGET)))
    MKSHLIB += -Wl,-Bsymbolic
endif

ifeq ($(OS_TARGET),SunOS)

# The -R '$ORIGIN' linker option instructs this library to search for its
# dependencies in the same directory where it resides.
MKSHLIB += -R '$$ORIGIN'
ifdef NS_USE_GCC
    ifdef GCC_USE_GNU_LD
	MKSHLIB += -Wl,-Bsymbolic,-z,now,-z,text
    else
	MKSHLIB += -Wl,-B,symbolic,-z,now,-z,text
    endif # GCC_USE_GNU_LD
else
    MKSHLIB += -B symbolic -z now -z text
endif # NS_USE_GCC

# Sun's WorkShop defines v8, v8plus and v9 architectures.
# gcc on Solaris defines v8 and v9 "cpus".  
# gcc's v9 is equivalent to Workshop's v8plus.
# gcc's -m64 is equivalent to Workshop's v9
# We always use Sun's assembler, which uses Sun's naming convention.
ifeq ($(CPU_ARCH),sparc)
    FREEBL_BUILD_SINGLE_SHLIB=
    ifdef USE_64
        HAVE_ABI64_INT = 1
        HAVE_ABI64_FPU = 1
    else
        HAVE_ABI32_INT32 = 1
        HAVE_ABI32_FPU = 1
        HAVE_ABI32_INT64 = 1
    endif
    SYSV_SPARC = 1
    SOLARIS_AS = /usr/ccs/bin/as
    #### set arch, asm, c flags
    ifdef NS_USE_GCC
	ifdef USE_ABI32_INT32
	    # default ARCHFLAG=-mcpu=v8 set by coreconf/sunOS5.mk
	endif
	ifdef USE_ABI32_INT64
	    ARCHFLAG=-mcpu=v9 -Wa,-xarch=v8plus
	    SOLARIS_AS_FLAGS = -xarch=v8plus -K PIC
	endif
	ifdef USE_ABI32_FPU
	    ARCHFLAG=-mcpu=v9 -Wa,-xarch=v8plusa
	    SOLARIS_AS_FLAGS = -xarch=v8plusa -K PIC
	endif # USE_ABI32_FPU
	ifdef USE_ABI64_INT
	    # this builds for Sparc v9a pure 64-bit architecture
	    ARCHFLAG += -mcpu=v9 -Wa,-xarch=v9
	    SOLARIS_AS_FLAGS = -xarch=v9 -K PIC
	endif
	ifdef USE_ABI64_FPU
	    # this builds for Sparc v9a pure 64-bit architecture
	    # It uses floating point, and 32-bit word size
	    ARCHFLAG += -mcpu=v9 -Wa,-xarch=v9a
	    SOLARIS_AS_FLAGS = -xarch=v9a -K PIC
	endif
    else # NS_USE_GCC
	ifdef USE_ABI32_INT32
	    #ARCHFLAG=-xarch=v8 set in coreconf/sunOS5.mk
	endif
	ifdef USE_ABI32_INT64
	    # this builds for Sparc v8+a ABI32_FPU architecture, 64-bit registers, 
	    # 32-bit ABI, it uses 64-bit words, integer arithmetic,
	    # no FPU (non-VIS cpus).
	    # These flags were suggested by the compiler group for building
	    # with SunStudio 10.
 	    SOL_CFLAGS += -xO4 -xtarget=generic
	    ARCHFLAG = -xarch=v8plus
	    SOLARIS_AS_FLAGS = -xarch=v8plus -K PIC
	endif
	ifdef USE_ABI32_FPU
	    # this builds for Sparc v8+a ABI32_FPU architecture, 64-bit registers, 
	    # 32-bit ABI, it uses FPU code, and 32-bit word size.
	    # these flags were determined by running cc -### -fast and copying
	    # the generated flag settings
	    SOL_CFLAGS += -D__MATHERR_ERRNO_DONTCARE -fns -fsimple=2 -fsingle
	    SOL_CFLAGS += -xalias_level=basic -xbuiltin=%all
	    SOL_CFLAGS += -xcache=64/32/4:1024/64/4 -xchip=ultra3 -xdepend
	    SOL_CFLAGS += -xlibmil -xmemalign=8s -xO5
	    ARCHFLAG = -xarch=v8plusa
	    SOLARIS_AS_FLAGS = -xarch=v8plusa -K PIC
	endif
	ifdef USE_ABI64_INT
	    # this builds for Sparc v9a pure 64-bit architecture,
	    # no FPU (non-VIS cpus). For building with SunStudio 10.
 	    SOL_CFLAGS += -xO4 -xtarget=generic
	    ARCHFLAG = -xarch=v9
	    SOLARIS_AS_FLAGS = -xarch=v9 -K PIC
	endif
	ifdef USE_ABI64_FPU
	    # this builds for Sparc v9a pure 64-bit architecture
	    # It uses floating point, and 32-bit word size.
	    # See comment for USE_ABI32_FPU.
	    SOL_CFLAGS += -D__MATHERR_ERRNO_DONTCARE -fns -fsimple=2 -fsingle
	    SOL_CFLAGS += -xalias_level=basic -xbuiltin=%all
	    SOL_CFLAGS += -xcache=64/32/4:1024/64/4 -xchip=ultra3 -xdepend
	    SOL_CFLAGS += -xlibmil -xmemalign=8s -xO5
	    ARCHFLAG = -xarch=v9a
	    SOLARIS_AS_FLAGS = -xarch=v9a -K PIC
	endif
    endif # NS_USE_GCC

    ### set flags for both GCC and Sun cc
    ifdef USE_ABI32_INT32
	# this builds for Sparc v8 pure 32-bit architecture
	DEFINES += -DMP_USE_UINT_DIGIT -DMP_ASSEMBLY_MULTIPLY
	ASFILES  = mpv_sparcv8x.s
	DEFINES += -DSHA_NO_LONG_LONG # avoid 64-bit arithmetic in SHA512
    endif
    ifdef USE_ABI32_INT64
	# this builds for Sparc v8+a ABI32_FPU architecture, 64-bit registers, 
	# 32-bit ABI, it uses 64-bit words, integer arithmetic, no FPU
	# best times are with no MP_ flags specified
    endif
    ifdef USE_ABI32_FPU
	# this builds for Sparc v8+a ABI32_FPU architecture, 64-bit registers, 
	# 32-bit ABI, it uses FPU code, and 32-bit word size
	MPI_SRCS += mpi_sparc.c
	ASFILES  = mpv_sparcv8.s montmulfv8.s
	DEFINES  += -DMP_NO_MP_WORD -DMP_USE_UINT_DIGIT -DMP_ASSEMBLY_MULTIPLY
	DEFINES  += -DMP_USING_MONT_MULF -DMP_MONT_USE_MP_MUL
	ECL_USE_FP = 1
    endif
    ifdef USE_ABI64_INT
	# this builds for Sparc v9a pure 64-bit architecture
	# best times are with no MP_ flags specified
    endif
    ifdef USE_ABI64_FPU
	# this builds for Sparc v9a pure 64-bit architecture
	# It uses floating point, and 32-bit word size
	MPI_SRCS += mpi_sparc.c
	ASFILES   = mpv_sparcv9.s montmulfv9.s
	DEFINES  += -DMP_NO_MP_WORD -DMP_USE_UINT_DIGIT -DMP_ASSEMBLY_MULTIPLY
	DEFINES  += -DMP_USING_MONT_MULF -DMP_MONT_USE_MP_MUL
	ECL_USE_FP = 1
    endif

else
    # Solaris for non-sparc family CPUs
    ifdef NS_USE_GCC
	LD = gcc
	AS = gcc
	ASFLAGS =
    endif
    ifeq ($(USE_64),1)
	# Solaris for AMD64
	ifdef NS_USE_GCC
	    ASFILES  = arcfour-amd64-gas.s mpi_amd64_gas.s
	    ASFLAGS += -march=opteron -m64 -fPIC
	    MPI_SRCS += mp_comba.c
	else
	    ASFILES  = arcfour-amd64-sun.s mpi_amd64_sun.s sha-fast-amd64-sun.s
 	    ASFILES += mp_comba_amd64_sun.s mpcpucache_amd64.s
	    ASFLAGS += -xarch=generic64 -K PIC
	    SHA_SRCS =
 	    MPCPU_SRCS =
	endif
	DEFINES += -DNSS_BEVAND_ARCFOUR -DMPI_AMD64 -DMP_ASSEMBLY_MULTIPLY
	DEFINES += -DNSS_USE_COMBA
	MPI_SRCS += mpi_amd64.c
    else
	# Solaris x86
	DEFINES += -D_X86_
	DEFINES += -DMP_USE_UINT_DIGIT
	DEFINES += -DMP_ASSEMBLY_MULTIPLY -DMP_ASSEMBLY_SQUARE 
	DEFINES += -DMP_ASSEMBLY_DIV_2DX1D
	ASFILES  = mpi_i86pc.s
 	ifndef NS_USE_GCC
 	   MPCPU_SRCS =
 	   ASFILES += mpcpucache_x86.s
 	endif
    endif
endif # Solaris for non-sparc family CPUs
endif # target == SunOS

ifdef NSS_ENABLE_ECC
    ifdef ECL_USE_FP
	#enable floating point ECC code	
	DEFINES  += -DECL_USE_FP
	ECL_SRCS += ecp_fp160.c ecp_fp192.c ecp_fp224.c ecp_fp.c
	ECL_HDRS += ecp_fp.h
    endif
endif # NSS_ENABLE_ECC

#######################################################################
# (5) Execute "global" rules. (OPTIONAL)                              #
#######################################################################

include $(CORE_DEPTH)/coreconf/rules.mk

#######################################################################
# (6) Execute "component" rules. (OPTIONAL)                           #
#######################################################################



#######################################################################
# (7) Execute "local" rules. (OPTIONAL).                              #
#######################################################################

export:: private_export

rijndael_tables:
	$(CC) -o $(OBJDIR)/make_rijndael_tab rijndael_tables.c \
	         $(DEFINES) $(INCLUDES) $(OBJDIR)/libfreebl.a
	$(OBJDIR)/make_rijndael_tab

vpath %.h mpi ecl
vpath %.c mpi ecl
vpath %.S mpi ecl
vpath %.s mpi ecl
INCLUDES += -Impi -Iecl


DEFINES += -DMP_API_COMPATIBLE

MPI_USERS = dh.c pqg.c dsa.c rsa.c ec.c

MPI_OBJS = $(addprefix $(OBJDIR)/$(PROG_PREFIX), $(MPI_SRCS:.c=$(OBJ_SUFFIX)))
MPI_OBJS += $(addprefix $(OBJDIR)/$(PROG_PREFIX), $(MPI_USERS:.c=$(OBJ_SUFFIX)))

$(MPI_OBJS): $(MPI_HDRS)

ECL_USERS = ec.c

ECL_OBJS = $(addprefix $(OBJDIR)/$(PROG_PREFIX), $(ECL_SRCS:.c=$(OBJ_SUFFIX)) $(ECL_ASM_SRCS:$(ASM_SUFFIX)=$(OBJ_SUFFIX)))
ECL_OBJS += $(addprefix $(OBJDIR)/$(PROG_PREFIX), $(ECL_USERS:.c=$(OBJ_SUFFIX)))

$(ECL_OBJS): $(ECL_HDRS)



$(OBJDIR)/sysrand$(OBJ_SUFFIX): sysrand.c unix_rand.c win_rand.c mac_rand.c os2_rand.c

$(OBJDIR)/$(PROG_PREFIX)mpprime$(OBJ_SUFFIX): primes.c

$(OBJDIR)/ldvector$(OBJ_SUFFIX) $(OBJDIR)/loader$(OBJ_SUFFIX) : loader.h

ifeq ($(SYSV_SPARC),1)

$(OBJDIR)/mpv_sparcv8.o $(OBJDIR)/mpv_sparcv8x.o $(OBJDIR)/montmulfv8.o : $(OBJDIR)/%.o : %.s
	@$(MAKE_OBJDIR)
	$(SOLARIS_AS) -o $@ $(SOLARIS_AS_FLAGS) $<

$(OBJDIR)/mpv_sparcv9.o $(OBJDIR)/montmulfv9.o : $(OBJDIR)/%.o : %.s
	@$(MAKE_OBJDIR)
	$(SOLARIS_AS) -o $@ $(SOLARIS_AS_FLAGS) $<

$(OBJDIR)/mpmontg.o: mpmontg.c montmulf.h

endif

ifndef FREEBL_CHILD_BUILD

# Parent build. This is where we decide which shared libraries to build

ifdef FREEBL_BUILD_SINGLE_SHLIB

################### Single shared lib stuff #########################
SINGLE_SHLIB_DIR = $(OBJDIR)/$(OS_TARGET)_SINGLE_SHLIB
ALL_TRASH += $(SINGLE_SHLIB_DIR) 

$(SINGLE_SHLIB_DIR):
	-mkdir $(SINGLE_SHLIB_DIR)

release_md libs:: $(SINGLE_SHLIB_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 \
 OBJDIR=$(SINGLE_SHLIB_DIR) $@
######################## common stuff #########################

endif

# multiple shared libraries

######################## ABI32_FPU stuff #########################
ifdef HAVE_ABI32_FPU
ABI32_FPU_DIR = $(OBJDIR)/$(OS_TARGET)_ABI32_FPU
ALL_TRASH += $(ABI32_FPU_DIR) 

$(ABI32_FPU_DIR):
	-mkdir $(ABI32_FPU_DIR)

release_md libs:: $(ABI32_FPU_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 USE_ABI32_FPU=1 \
 OBJDIR=$(ABI32_FPU_DIR) $@
endif

######################## ABI32_INT32 stuff #########################
ifdef HAVE_ABI32_INT32
ABI32_INT32_DIR = $(OBJDIR)/$(OS_TARGET)_ABI32_INT32
ALL_TRASH += $(ABI32_INT32_DIR) 

$(ABI32_INT32_DIR):
	-mkdir $(ABI32_INT32_DIR)

release_md libs:: $(ABI32_INT32_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 USE_ABI32_INT32=1 \
 OBJDIR=$(ABI32_INT32_DIR) $@
endif

######################## ABI32_INT64 stuff #########################
ifdef HAVE_ABI32_INT64
ABI32_INT64_DIR = $(OBJDIR)/$(OS_TARGET)_ABI32_INT64
ALL_TRASH += $(ABI32_INT64_DIR) 

$(ABI32_INT64_DIR):
	-mkdir $(ABI32_INT64_DIR)

release_md libs:: $(ABI32_INT64_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 USE_ABI32_INT64=1\
 OBJDIR=$(ABI32_INT64_DIR) $@
endif

######################## END of 32-bit stuff #########################

# above is 32-bit builds, below is 64-bit builds

######################## ABI64_FPU stuff #########################
ifdef HAVE_ABI64_FPU
ABI64_FPU_DIR = $(OBJDIR)/$(OS_TARGET)_ABI64_FPU
ALL_TRASH += $(ABI64_FPU_DIR) 

$(ABI64_FPU_DIR):
	-mkdir $(ABI64_FPU_DIR)

release_md libs:: $(ABI64_FPU_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 USE_ABI64_FPU=1 \
 OBJDIR=$(ABI64_FPU_DIR) $@
endif

######################## ABI64_INT stuff #########################
ifdef HAVE_ABI64_INT
ABI64_INT_DIR = $(OBJDIR)/$(OS_TARGET)_ABI64_INT
ALL_TRASH += $(ABI64_INT_DIR) 

$(ABI64_INT_DIR):
	-mkdir $(ABI64_INT_DIR)

release_md libs:: $(ABI64_INT_DIR)
	$(MAKE) FREEBL_CHILD_BUILD=1 USE_ABI64_INT=1 \
 OBJDIR=$(ABI64_INT_DIR) $@
endif

endif  # FREEBL_CHILD_BUILD


# Bugzilla Bug 209827: disable optimization to work around what appears
# to be a VACPP optimizer bug.
ifdef XP_OS2_VACPP
$(OBJDIR)/alg2268.obj: alg2268.c
	@$(MAKE_OBJDIR)
	$(CC) -Fo$@ -c $(filter-out /O+, $(CFLAGS)) $(call abspath,$<)
endif

# Bugzilla Bug 333917: the non-x86 code in desblapi.c seems to violate
# ANSI C's strict aliasing rules.
ifeq ($(OS_TARGET),Linux)
ifneq ($(CPU_ARCH),x86)
$(OBJDIR)/$(PROG_PREFIX)desblapi$(OBJ_SUFFIX): desblapi.c
	@$(MAKE_OBJDIR)
ifdef NEED_ABSOLUTE_PATH
	$(CC) -o $@ -c $(CFLAGS) -fno-strict-aliasing $(call abspath,$<)
else
	$(CC) -o $@ -c $(CFLAGS) -fno-strict-aliasing $<
endif
endif
endif