buildtoolchain-step06-gcc.txt

这是《嵌入式linux－硬件、软件与接口》一书对应的所有linux方面实例的源代码

#!/bin/bash
# buildtoolchain-step06-gcc v1.2 08/13/02
# www.embeddedlinuxinterfacing.com
#
# The original location of this script is
# http://www.embeddedlinuxinterfacing.com/chapters/03/buildtoolchain
#
# Copyright (C) 2001 by Craig Hollabaugh
# See buildtoolchain script for General Public License statement

if [ ! $BUILDTOOLCHAINENV ]
then
. ./buildtoolchain-environment $1
fi

#
# Step 6 - Building a Cross-Compiler Version of gcc
#
date "+%x %X -   Started: $0"
date "+%x %X -   Started: $0" >> $SRCFILELOC/output-build-status

echo Building $TARGET-$GCCVERSION
cd $BUILDLOC

tar zxf $SRCFILELOC/$GCCVERSION.tar.gz

if [ $GCCPATCH ]
then
	cd $GCCVERSION
	bzip2 -cd $SRCFILELOC/$GCCPATCH | patch -p0
	cd ../$TARGET-gcc
fi

cd $BUILDLOC/$TARGET-gcc

# this is called the libchack

if [ $ARCH = "arm" ]
then
	sed "s/TARGET_LIBGCC2_CFLAGS.*$/TARGET_LIBGCC2_CFLAGS = -fomit-frame-pointer -fPIC -Dinhibit_libc -D__gthr_posix_h/1" ../$GCCVERSION/gcc/config/arm/t-linux > /tmp/libchack
	cp /tmp/libchack ../$GCCVERSION/gcc/config/arm/t-linux

	../$GCCVERSION/configure --target=$TARGET \
                                 --prefix=$PREFIX \
#                                 --with-headers=$PREFIX/src/$TARGET/include \
                                 --without-headers --with-newlib \
                                 --enable-languages=c \
                                 --disable-threads 
fi

if [ $ARCH = "ppc" ]
then
	sed "s/TARGET_LIBGCC2_CFLAGS.*$/TARGET_LIBGCC2_CFLAGS = -fomit-frame-pointer -fPIC -Dinhibit_libc -D__gthr_posix_h/1" ../$GCCVERSION/gcc/config/t-linux > /tmp/libchack
	cp /tmp/libchack ../$GCCVERSION/gcc/config/t-linux

../$GCCVERSION/configure --target=$TARGET \
                                 --prefix=$PREFIX \
#                                 --with-headers=$PREFIX/src/$TARGET/include \
                                 --without-headers --with-newlib \
                                 --enable-languages=c \
                                 --disable-threads
fi

make
make install

ls -1 $PREFIX/bin/$TARGET-*

date "+%x %X - Completed: $0"
date "+%x %X - Completed: $0" >> $SRCFILELOC/output-build-status

#beep
echo -e "\07"