mirror of
https://github.com/xen-project/xen.git
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kaf24@scramble.cl.cam.ac.uk
acc53f09b2
Merge net frontend drivers in 2.4 and 2.6. Fix some bugs that would cause crashes in low-memory conditions. There may well be some bugs still lurking, but better hidden than before!
230 lines
6.4 KiB
Bash
Executable File
230 lines
6.4 KiB
Bash
Executable File
#!/bin/sh
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# mkbuildtree <build tree>
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#
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# Creates symbolic links in <build tree> for the sparse tree
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# in the current directory.
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# Script to determine the relative path between two directories.
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# Copyright (c) D. J. Hawkey Jr. 2002
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# Fixed for Xen project by K. Fraser in 2003.
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abs_to_rel ()
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{
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local CWD SRCPATH
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if [ "$1" != "/" -a "${1##*[^/]}" = "/" ]; then
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SRCPATH=${1%?}
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else
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SRCPATH=$1
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fi
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if [ "$2" != "/" -a "${2##*[^/]}" = "/" ]; then
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DESTPATH=${2%?}
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else
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DESTPATH=$2
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fi
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CWD=$PWD
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[ "${1%%[^/]*}" != "/" ] && cd $1 && SRCPATH=$PWD
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[ "${2%%[^/]*}" != "/" ] && cd $2 && DESTPATH=$PWD
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[ "$CWD" != "$PWD" ] && cd $CWD
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BASEPATH=$SRCPATH
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[ "$SRCPATH" = "$DESTPATH" ] && DESTPATH="." && return
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[ "$SRCPATH" = "/" ] && DESTPATH=${DESTPATH#?} && return
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while [ "$BASEPATH/" != "${DESTPATH%${DESTPATH#$BASEPATH/}}" ]; do
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BASEPATH=${BASEPATH%/*}
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done
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SRCPATH=${SRCPATH#$BASEPATH}
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DESTPATH=${DESTPATH#$BASEPATH}
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DESTPATH=${DESTPATH#?}
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while [ -n "$SRCPATH" ]; do
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SRCPATH=${SRCPATH%/*}
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DESTPATH="../$DESTPATH"
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done
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[ -z "$BASEPATH" ] && BASEPATH="/"
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[ "${DESTPATH##*[^/]}" = "/" ] && DESTPATH=${DESTPATH%?}
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}
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# relative_lndir <target_dir>
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# Creates a tree of symlinks in the current working directory that mirror
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# real files in <target_dir>. <target_dir> should be relative to the current
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# working directory. Symlinks in <target_dir> are ignored. Source-control files
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# are ignored.
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relative_lndir ()
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{
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local SYMLINK_DIR REAL_DIR pref i j
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SYMLINK_DIR=$PWD
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REAL_DIR=$1
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(
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cd $REAL_DIR
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for i in `find . -type d | grep -v SCCS`; do
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[ -d $SYMLINK_DIR/$i ] || mkdir -p $SYMLINK_DIR/$i
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(
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cd $i
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pref=`echo $i | sed -e 's#/[^/]*#../#g' -e 's#^\.##'`
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for j in `find . -type f -o -type l -maxdepth 1`; do
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ln -sf ${pref}${REAL_DIR}/$i/$j ${SYMLINK_DIR}/$i/$j
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done
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)
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done
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)
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}
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[ "$1" == "" ] && { echo "Syntax: $0 <linux tree to xenify>"; exit 1; }
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# Get absolute path to the destination directory
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pushd . >/dev/null
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cd ${1}
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AD=$PWD
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popd >/dev/null
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# Get absolute path to the source directory
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AS=`pwd`
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# Get path to source, relative to destination
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abs_to_rel ${AD} ${AS}
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RS=$DESTPATH
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# Remove old copies of files and directories at the destination
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for i in `find . -type f -o -type l` ; do rm -f ${AD}/${i#./} ; done
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# We now work from the destination directory
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cd ${AD}
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# Remove old symlinks
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for i in `find . -type l`; do rm -f $i; done
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# Create symlinks of files and directories which exist in the sparse source
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relative_lndir ${RS}
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rm -f mkbuildtree
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LINUX_26=${RS}/../linux-2.6.7-xen-sparse
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## There are a whole bunch of special symlinks, mostly for files
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## which are identical in the i386 and xen-i386 architecture-dependent
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## subdirectories.
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# This first symlink is special: it links to shared files in Xen's source tree
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rm -rf ${AD}/include/asm-xen/hypervisor-ifs
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mkdir ${AD}/include/asm-xen/hypervisor-ifs
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cd ${AD}/include/asm-xen/hypervisor-ifs
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relative_lndir ../../../${RS}/../xen/include/hypervisor-ifs
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# Another special symlink: to the shared definitions for the control interface
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cd ..
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ln -sf ../../${RS}/../tools/python/xen/lowlevel/xu/domain_controller.h
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# The remainder are the i386 -> xen-i386 links
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ln -sf ../asm-i386/a.out.h
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ln -sf ../asm-i386/apicdef.h
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ln -sf ../asm-i386/apic.h
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ln -sf ../asm-i386/atomic.h
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ln -sf ../asm-i386/bitops.h
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ln -sf ../asm-i386/boot.h
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ln -sf ../asm-i386/byteorder.h
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ln -sf ../asm-i386/cache.h
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ln -sf ../asm-i386/checksum.h
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ln -sf ../asm-i386/cpufeature.h
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ln -sf ../asm-i386/current.h
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ln -sf ../asm-i386/debugreg.h
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ln -sf ../asm-i386/delay.h
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ln -sf ../asm-i386/div64.h
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ln -sf ../asm-i386/dma.h
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ln -sf ../asm-i386/elf.h
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ln -sf ../asm-i386/errno.h
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ln -sf ../asm-i386/fcntl.h
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ln -sf ../asm-i386/floppy.h
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ln -sf ../asm-i386/hardirq.h
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ln -sf ../asm-i386/hdreg.h
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ln -sf ../asm-i386/i387.h
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ln -sf ../asm-i386/ide.h
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ln -sf ../asm-i386/init.h
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ln -sf ../asm-i386/io_apic.h
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ln -sf ../asm-i386/ioctl.h
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ln -sf ../asm-i386/ioctls.h
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ln -sf ../asm-i386/ipcbuf.h
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ln -sf ../asm-i386/ipc.h
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ln -sf ../asm-i386/kmap_types.h
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ln -sf ../asm-i386/ldt.h
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ln -sf ../asm-i386/linux_logo.h
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ln -sf ../asm-i386/locks.h
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ln -sf ../asm-i386/math_emu.h
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ln -sf ../asm-i386/mc146818rtc.h
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ln -sf ../asm-i386/mca_dma.h
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ln -sf ../asm-i386/mman.h
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ln -sf ../asm-i386/mmu.h
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ln -sf ../asm-i386/mmx.h
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ln -sf ../asm-i386/mpspec.h
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ln -sf ../asm-i386/msgbuf.h
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ln -sf ../asm-i386/mtrr.h
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ln -sf ../asm-i386/namei.h
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ln -sf ../asm-i386/param.h
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ln -sf ../asm-i386/parport.h
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ln -sf ../asm-i386/pgtable-3level.h
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ln -sf ../asm-i386/poll.h
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ln -sf ../asm-i386/posix_types.h
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ln -sf ../asm-i386/resource.h
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ln -sf ../asm-i386/rwlock.h
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ln -sf ../asm-i386/rwsem.h
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ln -sf ../asm-i386/scatterlist.h
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ln -sf ../asm-i386/semaphore.h
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ln -sf ../asm-i386/sembuf.h
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ln -sf ../asm-i386/serial.h
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ln -sf ../asm-i386/setup.h
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ln -sf ../asm-i386/shmbuf.h
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ln -sf ../asm-i386/shmparam.h
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ln -sf ../asm-i386/sigcontext.h
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ln -sf ../asm-i386/siginfo.h
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ln -sf ../asm-i386/signal.h
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ln -sf ../asm-i386/smplock.h
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ln -sf ../asm-i386/socket.h
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ln -sf ../asm-i386/sockios.h
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ln -sf ../asm-i386/softirq.h
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ln -sf ../asm-i386/spinlock.h
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ln -sf ../asm-i386/statfs.h
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ln -sf ../asm-i386/stat.h
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ln -sf ../asm-i386/string-486.h
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ln -sf ../asm-i386/string.h
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ln -sf ../asm-i386/termbits.h
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ln -sf ../asm-i386/termios.h
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ln -sf ../asm-i386/timex.h
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ln -sf ../asm-i386/tlb.h
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ln -sf ../asm-i386/types.h
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ln -sf ../asm-i386/uaccess.h
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ln -sf ../asm-i386/ucontext.h
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ln -sf ../asm-i386/unaligned.h
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ln -sf ../asm-i386/unistd.h
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ln -sf ../asm-i386/user.h
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cd ../../arch/xen/kernel
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ln -sf ../../i386/kernel/i387.c
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ln -sf ../../i386/kernel/init_task.c
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ln -sf ../../i386/kernel/pci-dma.c
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ln -sf ../../i386/kernel/pci-i386.c
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ln -sf ../../i386/kernel/pci-i386.h
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ln -sf ../../i386/kernel/ptrace.c
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ln -sf ../../i386/kernel/semaphore.c
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ln -sf ../../i386/kernel/sys_i386.c
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ln -sf ../../../${LINUX_26}/arch/xen/i386/kernel/ioport.c
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cd ../lib
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ln -sf ../../i386/lib/checksum.S
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ln -sf ../../i386/lib/dec_and_lock.c
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ln -sf ../../i386/lib/getuser.S
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ln -sf ../../i386/lib/iodebug.c
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ln -sf ../../i386/lib/memcpy.c
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ln -sf ../../i386/lib/mmx.c
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ln -sf ../../i386/lib/old-checksum.c
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ln -sf ../../i386/lib/strstr.c
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ln -sf ../../i386/lib/usercopy.c
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cd ../mm
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ln -sf ../../i386/mm/extable.c
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ln -sf ../../i386/mm/pageattr.c
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cd ../drivers/console
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ln -sf ../../../../${LINUX_26}/drivers/xen/console/console.c
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cd ../netif/frontend
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ln -sf ../../../../../${LINUX_26}/drivers/xen/net/network.c main.c
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