From a5b7212239d71383b71ccf6edc23fd3454866c7c Mon Sep 17 00:00:00 2001
From: arrow_zhang <arrow.ebd@gmail.com>
Date: Thu, 27 Nov 2008 22:02:29 +0800
Subject: [PATCH] [ADD] Makefile for cross_compiler create, complete later.

---
 tools/cross_compiler/Makefile | 120 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 tools/cross_compiler/Makefile

diff --git a/tools/cross_compiler/Makefile b/tools/cross_compiler/Makefile
new file mode 100644
index 0000000..a771a00
--- /dev/null
+++ b/tools/cross_compiler/Makefile
@@ -0,0 +1,120 @@
+#Makefile to create cross-compiler
+
+all:
+	@echo "later do"
+
+#ref: http://cross-lfs.org/view/svn/x86/cross-tools/gcc-static.html
+export CLFS=/mnt/clfs
+sudo chown ${USER} /mnt/clfs/ -R
+mkdir -pv ${CLFS}
+mkdir -v ${CLFS}/usr
+
+install -dv ${CLFS}/tools
+sudo ln -sv ${CLFS}/tools /
+install -dv ${CLFS}/cross-tools
+sudo ln -sv ${CLFS}/cross-tools /
+sudo chown ${USER} /mnt/clfs/ -R
+sudo chown ${USER} /tools -R
+sudo chown ${USER} /cross-tools -R
+
+cat >> ~/.bashrc << "EOF"
+set +h
+umask 022
+CLFS=/mnt/clfs
+LC_ALL=POSIX
+PATH=/cross-tools/bin:/bin:/usr/bin
+export CLFS LC_ALL PATH
+EOF
+source ~/.bash_profile
+
+unset CFLAGS
+unset CXXFLAGS
+export CLFS_HOST="$(echo $MACHTYPE | \
+    sed "s/$(echo $MACHTYPE | cut -d- -f2)/cross/")"
+
+# cd kernel tree
+install -dv /tools/include
+make ARCH=i386 headers_check
+make ARCH=i386 INSTALL_HDR_PATH=dest headers_install
+cp -rv dest/include/* /tools/include
+
+# file-4.26
+./configure --prefix=/cross-tools
+make
+make install
+
+#Cross Binutils-2.18
+patch -Np1 -i ../binutils-2.18-posix-1.patch
+patch -Np1 -i ../binutils-2.18-branch_update-3.patch
+mkdir -v _build
+cd _build
+AR=ar AS=as ../configure --prefix=/cross-tools \
+    --host=${CLFS_HOST} --target=${CLFS_TARGET} --with-lib-path=/tools/lib \
+    --disable-nls --enable-shared --disable-multilib
+make configure-host
+make
+make install
+cp -v ../include/libiberty.h /tools/include
+
+#Cross GCC-4.3.2 - Static
+patch -Np1 -i ../../gcc-4.3.2-specs-1.static.patch
+patch -Np1 -i ../../gcc-4.3.2-posix-1.patch
+echo "
+#undef STARTFILE_PREFIX_SPEC
+#define STARTFILE_PREFIX_SPEC \"/tools/lib/\"" >> gcc/config/linux.h
+cp -v gcc/Makefile.in{,.orig}
+sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g" \
+    gcc/Makefile.in.orig > gcc/Makefile.in
+mkdir -v _build
+cd _build
+AR=ar ../configure --prefix=/cross-tools \
+    --build=${CLFS_HOST} --host=${CLFS_HOST} --target=${CLFS_TARGET} \
+    --disable-multilib --with-local-prefix=/tools --disable-nls \
+    --without-headers --with-newlib --disable-decimal-float \
+    --disable-libgomp --disable-libmudflap --disable-libssp \
+    --disable-shared --disable-threads --enable-languages=c
+make
+make install
+
+## uClibc try (0.9.30)
+#export prefix=/tools   
+#export ldso_dir=/tools/lib
+#configure uClibc with UCLIBC_HAS_FENV 
+# OR:configure GCC with --disable-decimal-float
+make CROSS=${CLFS_TARGET}- PREFIX=/tools RUNTIME_PREFIX=/ menuconfig
+make CROSS=${CLFS_TARGET}- PREFIX=/tools RUNTIME_PREFIX=/ install_dev
+make CROSS=${CLFS_TARGET}- PREFIX=/tools RUNTIME_PREFIX=/ install
+cp -r /tools/usr/i386-linux-uclibc/usr/include/* /tools/include/
+
+# Cross GCC-4.3.2 - Final (delete old compiled gcc dir)
+patch -Np1 -i ../../gcc-4.3.2-specs-1.shared.patch
+patch -Np1 -i ../../gcc-4.3.2-posix-1.patch
+echo "
+#undef STARTFILE_PREFIX_SPEC
+#define STARTFILE_PREFIX_SPEC \"/tools/lib/\"" >> gcc/config/linux.h
+cp -v gcc/Makefile.in{,.orig}
+sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g" \
+    gcc/Makefile.in.orig > gcc/Makefile.in
+#
+#in file: gcc/config/linux.h
+<make sure>: UCLIBC_DYNAMIC_LINKER=/lib/ld-uClibc.so.0
+cp -v configure{,.orig}
+sed -e  '/FLAGS_FOR_TARGET.*\/lib\//s@-B[^ ]*/lib/@@g' configure.orig > \
+    configure
+mkdir -v _build
+cd _build
+#### 
+CFLAGS="$CFLAGS -pthread" \
+AR=ar ../configure --prefix=/cross-tools \
+    --build=${CLFS_HOST} --target=${CLFS_TARGET} --host=${CLFS_HOST} \
+    --disable-multilib --with-local-prefix=/tools --disable-nls \
+    --enable-shared --enable-languages=c,c++ --enable-__cxa_atexit \
+    --enable-c99 --enable-long-long --enable-threads=posix
+#CFLAGS="$CFLAGS -pthread"
+#need at /cross-tools/lib: ln -s libpthread.so.0 libpthread.so
+#<maybe need>cp -dr /tools/include/* /cross-tools/include/
+CFLAGS="$CFLAGS -pthread" \
+make AS_FOR_TARGET="${CLFS_TARGET}-as" \
+    LD_FOR_TARGET="${CLFS_TARGET}-ld"
+make install
+
-- 
2.11.4.GIT