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Remove the USE_UCLIBC_TOOLCHAIN config option, since that's all we support.

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Add some comments in Makefile about support for various archs.
Disable buildroot large file for cris, since uClibc currently disables it.
This commit is contained in:
Manuel Novoa III 2003-11-30 20:21:47 +00:00
parent 5c0bbc6177
commit c09a799cf6
2 changed files with 23 additions and 24 deletions
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37
Makefile
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@ -33,22 +33,25 @@ ARCH:=i386
#ARCH:=arm
#ARCH:=mips
#ARCH:=mipsel
# Possible issues remaining with powerpc and soft float.
#ARCH:=powerpc
#ARCH:=sh4
# Busybox link failing due to needing libgcc functions that are statics.
#ARCH:=cris
# The following currently fail to build since no shared lib support.
#ARCH:=sh64
#ARCH:=m68k
#ARCH:=v850
#ARCH:=sparc
#ARCH:=sh64
#ARCH:=whatever
# enable to build a native gcc toolchain with uclibc support
USE_UCLIBC_TOOLCHAIN:=true
# If you are building a native gcc toolchain, do you want to
# build the old gcc-2.95 based toolchain, or would you prefer
# a nice and shiny new gcc-3.2.1 toolchain?
# a nice and shiny new gcc-3.3.2 toolchain?
# WARNING -- 2.95 currently does not build.
GCC_2_95_TOOLCHAIN:=false
# WARNING -- 2.95 currently does not build.
# Enable this to use the uClibc daily snapshot instead of a released
# version. Daily snapshots may contain new features and bugfixes. Or
@ -85,24 +88,26 @@ OPTIMIZE_FOR_CPU=$(ARCH)
# The uClibc built will support _only_ applications compiled with the
# -msoft-float flag. To avoid CFLAGS problems, you may want to use
# scripts similar to those in the build*/staging_dir/bin directory.
# Uncomment the next 2 lines to build a soft-float toolchain and rootfs.
# (Un)comment the appropriate line below.
#SOFT_FLOAT:=true
SOFT_FLOAT:=false
TARGET_OPTIMIZATION=-Os
TARGET_DEBUGGING= #-g
# Any additional gcc options you may want to include....
EXTRA_GCC_CONFIG_OPTIONS=
EXTRA_GCC_CONFIG_OPTIONS:=
# Enable the following if you want locale/gettext/i18n support.
# NOTE! Currently the pregnerated locale stuff only works for x86!
#ENABLE_LOCALE:=true
ENABLE_LOCALE:=false
# If you want multilib enabled, enable this...
MULTILIB:=--enable-multilib
#Install libstdc++?
INSTALL_LIBSTDCPP=true
# Build/install c++ compiler and libstdc++?
INSTALL_LIBSTDCPP:=true
# For SMP machines some stuff can be run in parallel
#JLEVEL=-j3
@ -113,17 +118,12 @@ INSTALL_LIBSTDCPP=true
#
#############################################################
TARGETS:=host-sed
# The toolchain comes next if we are building one
ifeq ($(USE_UCLIBC_TOOLCHAIN),true)
ifeq ($(GCC_2_95_TOOLCHAIN),true)
TARGETS+=binutils uclibc-configured gcc2_95
TARGETS+=uclibc-configured binutils gcc2_95
else
#TARGETS+=binutils uclibc-configured gcc3_3
TARGETS+=uclibc-configured binutils gcc3_3
endif
else
TARGETS+=uclibc
endif
# Do you want user mode Linux (x86 only), or are you building a
# your own kernel that will run on its own? Perhaps you have a
@ -214,6 +214,11 @@ ifeq ($(ENABLE_LOCALE),true)
EXTRA_GCC_CONFIG_OPTIONS += --enable-clocale=gnu
endif
# WARNING -- uClibc currently disables large file support on cris.
ifeq ("$(strip $(ARCH))","cris")
BUILD_WITH_LARGEFILE:=false
endif
ifneq ($(BUILD_WITH_LARGEFILE),true)
DISABLE_LARGEFILE= --disable-largefile
endif

10
make/uclibc.mk
View File

@ -55,11 +55,9 @@ endif
$(SED) 's,^SHARED_LIB_LOADER_PREFIX=.*,SHARED_LIB_LOADER_PREFIX=\"/lib\",g' \
$(UCLIBC_DIR)/.config
ifeq ($(strip $(BUILD_WITH_LARGEFILE)),true)
$(SED) "s/^.*UCLIBC_HAS_LFS.*/UCLIBC_HAS_LFS=y/;" \
$(UCLIBC_DIR)/.config
$(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=y,g' $(UCLIBC_DIR)/.config
else
$(SED) "s/^.*UCLIBC_HAS_LFS.*/UCLIBC_HAS_LFS=n/;" \
$(UCLIBC_DIR)/.config
$(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=n,g' $(UCLIBC_DIR)/.config
endif
$(SED) 's,.*UCLIBC_HAS_WCHAR.*,UCLIBC_HAS_WCHAR=y,g' $(UCLIBC_DIR)/.config
if [ -n "$(strip $(TARGET_SOFT_FLOAT))" ] ; then \
@ -148,15 +146,11 @@ $(TARGET_DIR)/usr/lib/libc.a: $(STAGING_DIR)/lib/libc.a
ln -fs /lib/libthread_db.so.1 libthread_db.so; \
)
ifeq ($(USE_UCLIBC_TOOLCHAIN),true)
ifeq ($(GCC_2_95_TOOLCHAIN),true)
uclibc_target: gcc2_95 uclibc $(TARGET_DIR)/usr/lib/libc.a
else
uclibc_target: gcc3_3 uclibc $(TARGET_DIR)/usr/lib/libc.a
endif
else
uclibc_target: uclibc $(TARGET_DIR)/usr/lib/libc.a
endif
uclibc_target-clean:
rm -f $(TARGET_DIR)/include