292 lines
6.5 KiB
Bash
Executable File
292 lines
6.5 KiB
Bash
Executable File
#!/bin/sh
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#
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# $NetBSD: install-sh,v 1.4 2011/09/25 18:18:44 christos Exp $
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# This script now also installs multiple files, but might choke on installing
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# multiple files with spaces in the file names.
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#
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# install - install a program, script, or datafile
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# This comes from X11R5 (mit/util/scripts/install.sh).
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#
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# Copyright 1991 by the Massachusetts Institute of Technology
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#
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# Permission to use, copy, modify, distribute, and sell this software and its
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# documentation for any purpose is hereby granted without fee, provided that
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# the above copyright notice appear in all copies and that both that
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# copyright notice and this permission notice appear in supporting
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# documentation, and that the name of M.I.T. not be used in advertising or
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# publicity pertaining to distribution of the software without specific,
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# written prior permission. M.I.T. makes no representations about the
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# suitability of this software for any purpose. It is provided "as is"
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# without express or implied warranty.
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#
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# Calling this script install-sh is preferred over install.sh, to prevent
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# `make' implicit rules from creating a file called install from it
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# when there is no Makefile.
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#
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# This script is compatible with the BSD install script, but was written
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# from scratch.
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# set DOITPROG to echo to test this script
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# Don't use :- since 4.3BSD and earlier shells don't like it.
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doit="${DOITPROG-}"
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# put in absolute paths if you don't have them in your path; or use env. vars.
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awkprog="${AWKPROG-awk}"
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mvprog="${MVPROG-mv}"
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cpprog="${CPPROG-cp}"
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chmodprog="${CHMODPROG-chmod}"
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chownprog="${CHOWNPROG-chown}"
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chgrpprog="${CHGRPPROG-chgrp}"
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stripprog="${STRIPPROG-strip}"
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rmprog="${RMPROG-rm}"
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mkdirprog="${MKDIRPROG-mkdir}"
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instcmd="$mvprog"
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pathcompchmodcmd="$chmodprog 755"
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chmodcmd="$chmodprog 755"
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chowncmd=""
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chgrpcmd=""
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stripcmd=""
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stripflags=""
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rmcmd="$rmprog -f"
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mvcmd="$mvprog"
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src=""
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msrc=""
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dst=""
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dir_arg=""
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suffix=""
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suffixfmt=""
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while [ x"$1" != x ]; do
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case $1 in
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-b) suffix=".old"
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shift
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continue;;
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-B) suffixfmt="$2"
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shift
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shift
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continue;;
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-c) instcmd="$cpprog"
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shift
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continue;;
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-d) dir_arg=true
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shift
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continue;;
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-m) chmodcmd="$chmodprog $2"
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shift
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shift
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continue;;
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-o) chowncmd="$chownprog $2"
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shift
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shift
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continue;;
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-g) chgrpcmd="$chgrpprog $2"
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shift
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shift
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continue;;
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-s) stripcmd="$stripprog"
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shift
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continue;;
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-S) stripcmd="$stripprog"
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stripflags="-S $2 $stripflags"
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shift
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shift
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continue;;
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*) if [ x"$msrc" = x ]
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then
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msrc="$dst"
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else
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msrc="$msrc $dst"
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fi
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src="$dst"
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dst="$1"
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shift
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continue;;
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esac
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done
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if [ x"$dir_arg" = x ]
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then
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dstisfile=""
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if [ ! -d "$dst" ]
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then
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if [ x"$msrc" = x"$src" ]
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then
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dstisfile=true
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else
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echo "install: destination is not a directory"
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exit 1
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fi
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fi
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else
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msrc="$msrc $dst"
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fi
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if [ x"$msrc" = x ]
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then
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echo "install: no destination specified"
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exit 1
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fi
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for srcarg in $msrc; do
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if [ x"$dir_arg" != x ]; then
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dstarg="$srcarg"
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else
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dstarg="$dst"
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# Waiting for this to be detected by the "$instcmd $srcarg $dsttmp" command
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# might cause directories to be created, which would be especially bad
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# if $src (and thus $dsttmp) contains '*'.
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if [ -f "$srcarg" ]
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then
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doinst="$instcmd"
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elif [ -d "$srcarg" ]
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then
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echo "install: $srcarg: not a regular file"
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exit 1
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elif [ "$srcarg" = "/dev/null" ]
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then
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doinst="$cpprog"
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else
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echo "install: $srcarg does not exist"
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exit 1
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fi
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# If destination is a directory, append the input filename; if your system
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# does not like double slashes in filenames, you may need to add some logic
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if [ -d "$dstarg" ]
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then
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dstarg="$dstarg"/`basename "$srcarg"`
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fi
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fi
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## this sed command emulates the dirname command
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dstdir=`echo "$dstarg" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
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# Make sure that the destination directory exists.
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# this part is taken from Noah Friedman's mkinstalldirs script
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# Skip lots of stat calls in the usual case.
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if [ ! -d "$dstdir" ]; then
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defaultIFS='
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'
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IFS="${IFS-${defaultIFS}}"
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oIFS="${IFS}"
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# Some sh's can't handle IFS=/ for some reason.
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IFS='%'
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set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
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IFS="${oIFS}"
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pathcomp=''
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while [ $# -ne 0 ] ; do
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pathcomp="${pathcomp}${1}"
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shift
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if [ ! -d "${pathcomp}" ] ;
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then
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$doit $mkdirprog "${pathcomp}"
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if [ x"$chowncmd" != x ]; then $doit $chowncmd "${pathcomp}"; else true ; fi &&
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if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "${pathcomp}"; else true ; fi &&
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if [ x"$pathcompchmodcmd" != x ]; then $doit $pathcompchmodcmd "${pathcomp}"; else true ; fi
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else
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true
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fi
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pathcomp="${pathcomp}/"
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done
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fi
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if [ x"$dir_arg" != x ]
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then
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if [ -d "$dstarg" ]; then
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true
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else
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$doit $mkdirprog "$dstarg" &&
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if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dstarg"; else true ; fi &&
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if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dstarg"; else true ; fi &&
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if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dstarg"; else true ; fi
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fi
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else
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if [ x"$dstisfile" = x ]
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then
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file=$srcarg
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else
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file=$dst
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fi
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dstfile=`basename "$file"`
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dstfinal="$dstdir/$dstfile"
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# Make a temp file name in the proper directory.
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dsttmp=$dstdir/#inst.$$#
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# Make a backup file name in the proper directory.
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case x$suffixfmt in
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*%*) suffix=`echo x |
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$awkprog -v bname="$dstfinal" -v fmt="$suffixfmt" '
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{ cnt = 0;
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do {
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sfx = sprintf(fmt, cnt++);
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name = bname sfx;
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} while (system("test -f " name) == 0);
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print sfx; }' -`;;
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x) ;;
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*) suffix="$suffixfmt";;
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esac
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dstbackup="$dstfinal$suffix"
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# Move or copy the file name to the temp name
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$doit $doinst $srcarg "$dsttmp" &&
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trap "rm -f ${dsttmp}" 0 &&
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# and set any options; do chmod last to preserve setuid bits
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# If any of these fail, we abort the whole thing. If we want to
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# ignore errors from any of these, just make sure not to ignore
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# errors from the above "$doit $instcmd $src $dsttmp" command.
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if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else true;fi &&
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if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else true;fi &&
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if [ x"$stripcmd" != x ]; then $doit $stripcmd $stripflags "$dsttmp"; else true;fi &&
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if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else true;fi &&
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# Now rename the file to the real destination.
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if [ x"$suffix" != x ] && [ -f "$dstfinal" ]
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then
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$doit $mvcmd "$dstfinal" "$dstbackup"
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else
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$doit $rmcmd -f "$dstfinal"
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fi &&
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$doit $mvcmd "$dsttmp" "$dstfinal"
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fi
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done &&
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exit 0
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