#!/bin/sh # install - install a program, script, or datafile
scriptversion=2013-12-25.23; # UTC
# This originates from X11R5 (mit/util/scripts/install.sh), which was # later released in X11R6 (xc/config/util/install.sh) with the # following copyright and license. # # Copyright (C) 1994 X Consortium # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to # deal in the Software without restriction, including without limitation the # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or # sell copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # # Except as contained in this notice, the name of the X Consortium shall not # be used in advertising or otherwise to promote the sale, use or other deal- # ings in this Software without prior written authorization from the X Consor- # tium. # # # FSF changes to this file are in the public domain. # # Calling this script install-sh is preferred over install.sh, to prevent # 'make' implicit rules from creating a file called install from it # when there is no Makefile. # # This script is compatible with the BSD install script, but was written # from scratch.
tab=' '
nl=' '
IFS=" $tab$nl"
# Set DOITPROG to "echo" to test this script.
doit=${DOITPROG-}
doit_exec=${doit:-exec}
# Put in absolute file names if you don't have them in your path; # or use environment vars.
In the 1st form, copy SRCFILE to DSTFILE.
In the 2nd and 3rd, copyall SRCFILES to DIRECTORY.
In the 4th, create DIRECTORIES.
Options:
--help display this help and exit.
--version display version info and exit.
-c (ignored)
-C install only if different (preserve the last data modification time)
-d create directories instead of installing files.
-g GROUP $chgrpprog installed files to GROUP.
-m MODE $chmodprog installed files to MODE.
-o USER $chownprog installed files to USER.
-s $stripprog installed files.
-t DIRECTORY install into DIRECTORY.
-T report an error if DSTFILE is a directory.
-t)
is_target_a_directory=always
dst_arg=$2 # Protect names problematic for 'test' and other utilities.
case $dst_arg in
-* | [=\(\)!]) dst_arg=./$dst_arg;;
esac
shift;;
-T) is_target_a_directory=never;;
--version) echo"$0 $scriptversion"; exit $?;;
--) shift
break;;
-*) echo"$0: invalid option: $1" >&2
exit 1;;
*) break;;
esac
shift done
# We allow the use of options -d and -T together, by making -d # take the precedence; this is for compatibility with GNU install.
if test -n "$dir_arg"; then if test -n "$dst_arg"; then echo"$0: target directory not allowed when installing a directory." >&2
exit 1 fi fi
if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then # When -d is used, all remaining arguments are directories to create. # When -t is used, the destination is already specified. # Otherwise, the last argument is the destination. Remove it from $@. for arg do if test -n "$dst_arg"; then # $@ is not empty: it contains at least $arg.
set fnord "$@""$dst_arg"
shift # fnord fi
shift # arg
dst_arg=$arg # Protect names problematic for 'test' and other utilities.
case $dst_arg in
-* | [=\(\)!]) dst_arg=./$dst_arg;;
esac done fi
if test $# -eq 0; then if test -z "$dir_arg"; then echo"$0: no input file specified." >&2
exit 1 fi # It's OK to call 'install-sh -d' without argument. # This can happen when creating conditional directories.
exit 0 fi
if test -z "$dir_arg"; then if test $# -gt 1 || test "$is_target_a_directory" = always; then if test ! -d "$dst_arg"; then echo"$0: $dst_arg: Is not a directory." >&2
exit 1 fi fi fi
if test -z "$dir_arg"; then
do_exit='(exit $ret); exit $ret'
trap "ret=129; $do_exit" 1
trap "ret=130; $do_exit" 2
trap "ret=141; $do_exit" 13
trap "ret=143; $do_exit" 15
# Set umask so as not to create temps with too-generous modes. # However, 'strip' requires both read and write access to temps.
case $mode in # Optimize common cases.
*644) cp_umask=133;;
*755) cp_umask=22;;
*[0-7]) if test -z "$stripcmd"; then
u_plus_rw= else
u_plus_rw='% 200' fi
cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
*) if test -z "$stripcmd"; then
u_plus_rw= else
u_plus_rw=,u+rw fi
cp_umask=$mode$u_plus_rw;;
esac fi
for src do # Protect names problematic for 'test' and other utilities.
case $src in
-* | [=\(\)!]) src=./$src;;
esac
if test -n "$dir_arg"; then
dst=$src
dstdir=$dst
test -d "$dstdir"
dstdir_status=$? else
# Waiting for this to be detected by the "$cpprog $src $dsttmp" command # might cause directories to be created, which would be especially bad # if $src (and thus $dsttmp) contains '*'. if test ! -f "$src" && test ! -d "$src"; then echo"$0: $src does not exist." >&2
exit 1 fi
if test -z "$dst_arg"; then echo"$0: no destination specified." >&2
exit 1 fi
dst=$dst_arg
# If destination is a directory, append the input filename; won't work # if double slashes aren't ignored. if test -d "$dst"; then if test "$is_target_a_directory" = never; then echo"$0: $dst_arg: Is a directory" >&2
exit 1 fi
dstdir=$dst
dst=$dstdir/`basename "$src"`
dstdir_status=0 else
dstdir=`dirname "$dst"`
test -d "$dstdir"
dstdir_status=$? fi fi
obsolete_mkdir_used=false
if test $dstdir_status != 0; then
case $posix_mkdir in '') # Create intermediate dirs using mode 755 as modified by the umask. # This is like FreeBSD 'install' as of 1997-10-28.
umask=`umask`
case $stripcmd.$umask in # Optimize common cases.
*[2367][2367]) mkdir_umask=$umask;;
.*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
# With -d, create the new directory with the user-specified mode. # Otherwise, rely on $mkdir_umask. if test -n "$dir_arg"; then
mkdir_mode=-m$mode else
mkdir_mode= fi
posix_mkdir=false
case $umask in
*[123567][0-7][0-7]) # POSIX mkdir -p sets u+wx bits regardless of umask, which # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
;;
*)
tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
if (umask $mkdir_umask &&
exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 then if test -z "$dir_arg" || { # Check for POSIX incompatibilities with -m. # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or # other-writable bit of parent directory when it shouldn't. # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
ls_ld_tmpdir=`ls -ld "$tmpdir"`
case $ls_ld_tmpdir in
d????-?r-*) different_mode=700;;
d????-?--*) different_mode=755;;
*) false;;
esac &&
$mkdirprog -m$different_mode -p -- "$tmpdir" && {
ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
}
} then posix_mkdir=: fi
rmdir "$tmpdir/d""$tmpdir" else # Remove any dirs left behind by ancient mkdir implementations.
rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null fi
trap '' 0;;
esac;;
esac
if
$posix_mkdir && (
umask $mkdir_umask &&
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
) then : else
# The umask is ridiculous, or mkdir does not conform to POSIX, # or it failed possibly due to a race condition. Create the # directory the slow way, step by step, checking for races as we go.
case $dstdir in
/*) prefix='/';;
[-=\(\)!]*) prefix='./';;
*) prefix='';;
esac
oIFS=$IFS
IFS=/
set -f
set fnord $dstdir
shift
set +f
IFS=$oIFS
prefixes=
for d do
test X"$d" = X && continue
prefix=$prefix$d if test -d "$prefix"; then
prefixes= else if $posix_mkdir; then
(umask=$mkdir_umask &&
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break # Don't fail if two instances are running concurrently.
test -d "$prefix" || exit 1 else
case $prefix in
*\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
*) qprefix=$prefix;;
esac
prefixes="$prefixes '$qprefix'" fi fi
prefix=$prefix/ done
if test -n "$prefixes"; then # Don't fail if two instances are running concurrently.
(umask $mkdir_umask && eval"\$doit_exec \$mkdirprog $prefixes") ||
test -d "$dstdir" || exit 1
obsolete_mkdir_used=true fi fi fi
if test -n "$dir_arg"; then
{ test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
{ test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 else
# Make a couple of temp file names in the proper directory.
dsttmp=$dstdir/_inst.$$_
rmtmp=$dstdir/_rm.$$_
# Trap to clean up those temp files at exit.
trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
# Copy the file name to the temp name.
(umask $cp_umask && $doit_exec $cpprog "$src""$dsttmp") &&
# and set any options; do chmod last to preserve setuid bits. # # If any of these fail, we abort the whole thing. If we want to # ignore errors from any of these, just make sure not to ignore # errors from the above "$doit $cpprog $src $dsttmp" command. #
{ test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
{ test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
{ test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
# If -C, don't bother to copy if it wouldn't change the file. if $copy_on_change &&
old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
set -f &&
set X $old && old=:$2:$4:$5:$6 &&
set X $new && new=:$2:$4:$5:$6 &&
set +f &&
test "$old" = "$new" &&
$cmpprog "$dst""$dsttmp" >/dev/null 2>&1 then rm -f "$dsttmp" else # Rename the file to the real destination.
$doit $mvcmd -f "$dsttmp""$dst" 2>/dev/null ||
# The rename failed, perhaps because mv can't rename something else # to itself, or perhaps because mv is so ancient that it does not # support -f.
{ # Now remove or move aside any old file at destination location. # We try this two ways since rm can't unlink itself on some # systems and the destination file might be busy for other # reasons. In this case, the final cleanup might fail but the new # file should still install successfully.
{
test ! -f "$dst" ||
$doit $rmcmd -f "$dst" 2>/dev/null ||
{ $doit $mvcmd -f "$dst""$rmtmp" 2>/dev/null &&
{ $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
} ||
{ echo"$0: cannot unlink or rename $dst" >&2
(exit 1); exit 1
}
} &&
# Now rename the file to the real destination.
$doit $mvcmd "$dsttmp""$dst"
} fi || exit 1
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