122 lines
2.8 KiB
Bash
Executable file
122 lines
2.8 KiB
Bash
Executable file
#! /bin/bash
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#
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# mkclone - symlink every file appearing in $src/MANIFEST to a corresponding
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# file in the target directory ($1). Directories specified in
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# MANIFEST are created in the target directory
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#
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# Copyright (C) 1996-2002 Free Software Foundation, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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prog=`basename $0`
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SRCDIR=src
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USAGE="usage: $prog [-m manifest] [-s srcdir] [-v] [-d] [-h] target"
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while getopts dhm:s:v opt
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do
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case "$opt" in
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m) MANIFEST=$OPTARG ;;
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s) SRCDIR=$OPTARG ;;
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v) verbose=y ;;
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d) ECHO=echo debug=y ;;
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h) hardlinks=y ;;
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?) echo $USAGE >&2
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exit 2;;
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esac
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done
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: ${MANIFEST:=${SRCDIR}/MANIFEST}
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[ -n "$debug" ] && verbose=
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shift $(( $OPTIND - 1 ))
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if [ $# -lt 1 ]; then
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echo $USAGE >&2
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exit 2
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fi
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if [ ! -f $MANIFEST ]; then
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echo "$prog: $MANIFEST: no such file or directory" >&2
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echo "$prog: must be run with valid -s argument or from source directory" >&2
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exit 1
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fi
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rm_ltmp=false
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LINKTEMP=`mktemp -t linktmp.XXXXXXXX 2>/dev/null`
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if [ -z "$LINKTEMP" ]; then
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: ${TMPDIR:=/tmp}
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LINKTEMP=${TMPDIR}/linktmp.$$
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rm_ltmp=true
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fi
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$rm_ltmp && rm -f ${LINKTEMP}
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# if the user specified hard links, then do that. otherwise, try to use
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# symlinks if they're present
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if [ -n "$hardlinks" ]; then
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LN=ln
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elif (ln -s /dev/null ${LINKTEMP}) >/dev/null 2>&1; then
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LN="ln -s"
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else
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LN=ln
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fi
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rm -f ${LINKTEMP}
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TARGET=$1
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if [ ! -d "$TARGET" ]; then
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mkdir "$TARGET"
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fi
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echo "${prog}: creating clone of bash source tree (from $SRCDIR) in $TARGET"
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cd "$TARGET" || { echo "${prog}: cannot cd to $TARGET" >&2 ; exit 1; }
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while read fname type mode
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do
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[ -z "$fname" ] && continue
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case "$fname" in
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\#*) continue ;;
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esac
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case "$type" in
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d) [ -n "$verbose" ] && echo mkdir $fname
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$ECHO mkdir $fname ;; # already in $TARGET
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f) fn=${fname##*/}
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case "$fname" in
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*/*) dn=${fname%/*} ;;
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*) dn=. ;;
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esac
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if [ -n "$verbose" ] || [ -n "$debug" ]; then
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echo "( cd $dn && $LN $SRCDIR/$fname $fn )"
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fi
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[ -z "$debug" ] && ( cd $dn && $LN $SRCDIR/$fname $fn )
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;;
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*) echo "${prog}: ${fname}: unknown file type $type" 1>&2 ;;
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esac
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done < $MANIFEST
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# special
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SPECIAL="parser-built y.tab.c y.tab.h"
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rm -f $SPECIAL
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for sf in $SPECIAL
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do
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[ -n "$verbose" ] && echo cp -p $SRCDIR/$sf $TARGET
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$ECHO cp -p $SRCDIR/$sf $TARGET
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done
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exit 0
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