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https://github.com/xen-project/xen.git
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kaf24@firebug.cl.cam.ac.uk
191a7d28f8
as well as building from mkpatch patch (I believe Rik hit that one). This puts xenstore headers in linux-public. Signed-off-by: Chris Wright <chrisw@osdl.org>
113 lines
2.9 KiB
Bash
Executable File
113 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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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 . -maxdepth 1 -type f -o -type l`; 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} || { echo "cannot cd to ${1}"; exit 1; }
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AD=$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} || { echo "cannot cd to ${AD}"; exit 1; }
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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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# Create links to the shared definitions of the Xen interfaces.
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rm -rf ${AD}/include/asm-xen/xen-public
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mkdir ${AD}/include/asm-xen/xen-public
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cd ${AD}/include/asm-xen/xen-public
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relative_lndir ../../../${RS}/../xen/include/public
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cd ${AD}/drivers/xen/xenbus
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ln -sf ../../../${RS}/../tools/xenstore/xenstored.h
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