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|
#
# Makefile for the Linux C library
#
#.EXPORT_ALL_VARIABLES:
# We only support ELF from this release on.
ELF=true
#
# include a configuration file if one exists and ignore all the
# setup stuff.
#
# This hack so subdirectories may include toplevel config.in
include $(TOPDIR)/config.in
# That is for new ld.so. Please make sure they are the same as
# the one used in ld.so package.
LDSO_ADDR = 62f00000
LDSO_ENTRY = "(0x$(LDSO_ADDR)+32)"
ifeq ($(WHICH),)
ifeq ($(STATIC),true)
SHARED=false
DEBUG=false
PROFILE=false
CHECKER=false
STATIC_SHARED=false
WHICH=STATIC
endif
ifeq ($(SHARED),true)
STATIC=false
DEBUG=false
PROFILE=false
CHECKER=false
STATIC_SHARED=false
ifeq ($(ELF),)
JUMP_CFLAGS=-B$(JUMPAS)
endif
ifeq ($(WHICH),)
WHICH=SHARED
endif
endif
ifeq ($(STATIC_SHARED),true)
STATIC=true
SHARED=true
DEBUG=false
PROFILE=false
CHECKER=false
WHICH=STATIC_SHARED
endif
ifeq ($(DEBUG),true)
STATIC=false
SHARED=false
PROFILE=false
CHECKER=false
STATIC_SHARED=false
WHICH=DEBUG
endif
ifeq ($(PROFILE),true)
STATIC=false
SHARED=false
DEBUG=false
CHECKER=false
STATIC_SHARED=false
WHICH=PROFILE
endif
ifeq ($(CHECKER),true)
STATIC=false
SHARED=false
PROFILE=false
DEBUG=false
STATIC_SHARED=false
WHICH=CHECKER
endif
ifeq ($(WHICH),)
ifeq ($(STATIC),)
STATIC=true
endif
ifeq ($(SHARED),)
SHARED=true
endif
ifeq ($(PROFILE),)
PROFILE=true
endif
ifeq ($(DEBUG),)
DEBUG=true
endif
ifeq ($(STATIC_SHARED),)
STATIC_SHARED=true
endif
WHICH=ALL
endif
endif
ifeq ($(NYS),true)
# Where we get those dll files.
SHLIB:=libc-nys
YPDIR=$(NYSDIR)
ifeq ($(JUMP_LIB),)
JUMP_LIB=libc-nys
endif
endif
ifeq ($(SHLIB),)
# Where we get those dll files.
SHLIB:=libc
endif
ifeq ($(JUMP_LIB),)
JUMP_LIB:=libc
endif
ifeq ($(TARGET_ROOTDIR),/)
TARGET_LIB_DIR=$(TARGET_ROOTDIR)usr/lib
TARGET_SBIN_DIR=$(TARGET_ROOTDIR)sbin
TARGET_SO_DIR=$(TARGET_ROOTDIR)lib
TARGET_LIBM_SO_DIR=$(TARGET_ROOTDIR)lib
# [Debian] CROSS_ROOTDIR should points to libc6 tools as well because both
# are in the same (ELF) format.
#CROSS_ROOTDIR=$(HOST_ROOTDIR)
CROSS_ROOTDIR=/usr
TARGET_LIBEXTRA_DIR=$(TARGET_ROOTDIR)usr/lib
TARGET_ELF_SO_DIR=$(TARGET_ROOTDIR)lib
LDCONFIG=ldconfig
else
TARGET_LIB_DIR=$(TARGET_ROOTDIR)/usr/lib
TARGET_SBIN_DIR=$(TARGET_ROOTDIR)/sbin
TARGET_SO_DIR=$(TARGET_ROOTDIR)/lib
TARGET_LIBM_SO_DIR=$(TARGET_ROOTDIR)/lib
CROSS_ROOTDIR=$(HOST_ROOTDIR)/$(TARGET_MACHINE)
TARGET_LIBEXTRA_DIR=$(TARGET_ROOTDIR)/usr/lib
TARGET_ELF_SO_DIR=$(TARGET_ROOTDIR)/lib
LDCONFIG=true
endif
# ELF is the default.
TARGET_ELF_LIB_DIR=$(TARGET_LIB_DIR)
TARGET_ELF_LIBEXTRA_DIR=$(TARGET_LIBEXTRA_DIR)
TARGET_ELF_SO_EXTRA_DIR=$(TARGET_LIBEXTRA_DIR)
CROSS_INCDIR=$(CROSS_ROOTDIR)/include
CROSS_BINDIR=$(CROSS_ROOTDIR)/bin
DLLDIR=$(CROSS_ROOTDIR)/bin
JUMPAS=$(CROSS_ROOTDIR)/bin/jump
PICASDIR=$(CROSS_ROOTDIR)/pic/bin
#
# Don't change anything below unless you know what you are doing.
#
ifeq ($(TARGET_ARCH_x86),5)
TARGET_ARCH=i386
IX86FLAGS=-m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2
IX86LDFLAGS=-m486
else
ifeq ($(TARGET_ARCH_x86),4)
TARGET_ARCH=i386
IX86FLAGS=-m486
IX86LDFLAGS=-m486
else
ifeq ($(TARGET_ARCH),i386)
IX86FLAGS=-m386
IX86LDFLAGS=
endif
endif
endif
MKDIR=mkdir -p
ifeq ($(LD),ld)
ifeq ($(ELF),true)
ifeq ($(TARGET_ARCH),i386)
LD=$(CROSS_BINDIR)/ld -m elf_i386
endif
ifeq ($(TARGET_ARCH),m68k)
LD=$(CROSS_BINDIR)/ld -m m68kelf
endif
else
LD=$(CROSS_BINDIR)/ld -m $(TARGET_ARCH)linux
endif
#LD=/usr/gnu/i486-linux/binutils/1.9/ld
LDFLAGS=-r -x $(IX86LDFLAGS)
endif
ifneq ($(MV),true)
MV =mv
endif
AR =$(CROSS_BINDIR)/ar
ARFLAGS=ucv
# For new binutils.
ARFLAGS=ucrv
AR_FLAGS=$(ARFLAGS)
AS =$(CROSS_BINDIR)/as
NM =$(CROSS_BINDIR)/nm
STRIP =$(CROSS_BINDIR)/strip
REALRANLIB=$(CROSS_BINDIR)/ranlib
RANLIB =true
NEWSTDIOFLAGS= -I$(TOPDIR)/libio -I$(TOPDIR)/libio/stdio
GNU_MAKE=gmake
ELF_SHARED_DIR=$(TOPDIR)/elfshared
ELF_STATIC_DIR=$(TOPDIR)/elfstatic
ELF_DEBUG_DIR=$(TOPDIR)/elfdebug
ELF_PROFILE_DIR=$(TOPDIR)/elfprofile
ELF_REENTRENT_DIR=$(TOPDIR)/elfreentrent
SHARED_DIR=$(ELF_SHARED_DIR)
STATIC_DIR=$(ELF_STATIC_DIR)
DEBUG_DIR=$(ELF_DEBUG_DIR)
PROFILE_DIR=$(ELF_PROFILE_DIR)
REENTRENT_DIR=$(ELF_REENTRENT_DIR)
# No need for ELF libraries
CHECKER_DIR=$(TOPDIR)/checker
# It is used for cleaning up.
OBJS_DIRS=$(STATIC_DIR) $(SHARED_DIR) $(DEBUG_DIR) $(PROFILE_DIR) \
$(SHARED_LITE_DIR) $(ELF_STATIC_DIR) $(ELF_SHARED_DIR) \
$(ELF_DEBUG_DIR) $(ELF_PROFILE_DIR) \
$(REENTRENT_DIR) $(ELF_REENTRENT_DIR) $(CHECKER_DIR)
# It is used for installation
INSTALL_DIRS=$(STATIC_DIR) $(DEBUG_DIR) $(PROFILE_DIR)
ifeq ($(MATH),true)
STATIC_LIB=$(STATIC_DIR)/libm.a
SHARED_LIB=$(SHARED_DIR)/libm.a
LIBALIAS=$(TOPDIR)/libmalias.a
# Overiwrite the default values.
SHLIB=libm
JUMP_LIB=libm
else
ifeq ($(STATIC_LIB),)
STATIC_LIB=$(STATIC_DIR)/libc.a
endif
ifeq ($(SHARED_LIB),)
SHARED_LIB=$(SHARED_DIR)/libc.a
endif
ifeq ($(LIBALIAS),)
LIBALIAS=$(TOPDIR)/libalias.a
endif
endif
ifneq ($(DEBUG_LIB),false)
DEBUG_LIB=$(DEBUG_DIR)/libg.a
endif
ifneq ($(PROFILE_LIB),false)
PROFILE_LIB=$(PROFILE_DIR)/libc_p.a
endif
ifneq ($(REENTRENT_LIB),false)
REENTRENT_LIB=$(REENTRENT_DIR)/libc_r.a
endif
# The relative directory from the TOPDIR.
SUBDIR=$(JUMP_LIB)
#SUBDIR=$(subst $(shell cd $(TOPDIR); pwd)/,,$(shell pwd))
ifneq ($(NYS),true)
YP=true
YPFLAGS=-DYP
YPDIR=yp
endif
NLS=true
NLSFLAGS=-DNLS -I$(TOPDIR)/nls
NLSDIR=nls
ifneq ($(SHADOW_COMPAT),true)
SHADOWFLAGS=-DNO_SHADOW
endif
WFLAGS=-Wall -Wstrict-prototypes -Wmissing-prototypes
REALCC =$(HOST_BINDIR)/gcc -V $(GCCVERSION) -b $(TARGET_MACHINE) \
$(IX86FLAGS)
ifeq ($(CHECKER),true)
CC =checkergcc -V $(GCCVERSION) -b $(TARGET_MACHINE) $(IX86FLAGS) -DCHECKER
else
CC =$(REALCC)
endif
XCFLAGS = -D_GNU_SOURCE -DSTDC_HEADERS -DUSG -DDIRENT -DSYSV \
-DUSE_BSD_REGEX -D_LIBC -D_REENTRANT \
-DINTERNAL_LINUX_C_LIB # -D__USE_BSD_SIGNAL
ifeq ($(ELF),)
XCFLAGS+= -DHAVE_GNU_LD
else
PIC=true
endif
CHARFLAGS=-funsigned-char
PTHREAD_CFLAGS=-D_POSIX_THREAD_SAFE_FUNCTIONS -D_POSIX_THREADS \
-D_MIT_POSIX_THREADS
INTERNAL_INC_CFLAGS=-I$(TOPDIR)/internal
# You can put your system header files in somewhere else. We
# assume they are in ../include.
SYSTEM_INC_DIR=$(TOPDIR)/../include
# [Debian] kernel headers required to build the libc
KERNEL_INC_DIR=$(TOPDIR)/../kernel-include
SYSTEM_INC_CFLAGS:=-nostdinc -I$(SYSTEM_INC_DIR) \
-I$(KERNEL_INC_DIR) \
-I`$(REALCC) -print-libgcc-file-name | sed -e 's/libgcc.a/include/'`
BASE_CFLAGS= $(INC_CFLAGS) \
$(NEWSTDIOFLAGS) \
$(NLSFLAGS) \
$(JUMP_CFLAGS) \
$(YPFLAGS) \
$(SHADOWFLAGS) \
$(SHFLAGS) \
$(XCFLAGS) \
$(WFLAGS) \
$(CHARFLAGS) \
$(INTERNAL_INC_CFLAGS) \
$(SYSTEM_INC_CFLAGS)
ifeq ($(OPT_CFLAGS),)
OPT_CFLAGS= -O6 #-fomit-frame-pointer
OPT_CFLAGS= -O1 -funroll-loops
endif
ifeq ($(PIC_OPT_CFLAGS),)
PIC_OPT_CFLAGS= -D__PIC__ -fPIC -O1 -funroll-loops -fomit-frame-pointer
PIC_OPT_CFLAGS= -D__PIC__ -fPIC -O6 -funroll-loops -fomit-frame-pointer
endif
ifeq ($(DEBUG_OPT_CFLAGS),)
DEBUG_OPT_CFLAGS=-O -g # -mreg-alloc=d
endif
ifeq ($(PROFILE_OPT_CFLAGS),)
PROFILE_OPT_CFLAGS=-O -pg # -mreg-alloc=d
endif
ifeq ($(CHECKER_OPT_CFLAGS),)
CHECKER_OPT_CFLAGS=-O # -mreg-alloc=d
endif
ifeq ($(CHECKER_ASFLAGS),)
CHECKER_ASFLAGS = -real-fnstcw
endif
CFLAGS= $(OPT_CFLAGS) $(BASE_CFLAGS)
ifeq ($(PIC),)
PIC_CFLAGS= $(CFLAGS)
else
PIC_CFLAGS= $(PIC_OPT_CFLAGS) $(BASE_CFLAGS)
endif
DEBUG_CFLAGS= $(DEBUG_OPT_CFLAGS) $(BASE_CFLAGS)
PROFILE_CFLAGS= $(PROFILE_OPT_CFLAGS) $(BASE_CFLAGS)
CHECKER_CFLAGS= $(CHECKER_OPT_CFLAGS) $(BASE_CFLAGS)
REENTRENT_OPT_CFLAGS=-D_REENTRENT
REENTRENT_CFLAGS= $(REENTRENT_OPT_CFLAGS) $(BASE_CFLAGS)
CPP =$(CC) -E $(INC_CFLAGS) # $(XCFLAGS)
RM =/bin/rm
TARGET__MACHINE = $(subst -unknown-,-,$(TARGET_MACHINE))
ifeq ($(TARGET__MACHINE),i386-linux)
CANONICAL_TARGET_MACHINE=ix86-linux
endif
ifeq ($(TARGET__MACHINE),sparc-linux)
CANONICAL_TARGET_MACHINE=sparc-linux
endif
ifeq ($(TARGET__MACHINE),i486-linux)
CANONICAL_TARGET_MACHINE=ix86-linux
endif
ifeq ($(TARGET__MACHINE),i586-linux)
CANONICAL_TARGET_MACHINE=ix86-linux
endif
ifeq ($(TARGET__MACHINE),pentium-linux)
CANONICAL_TARGET_MACHINE=ix86-linux
endif
ifeq ($(TARGET__MACHINE),m68k-linux)
CANONICAL_TARGET_MACHINE=m68k-linux
endif
|
