rsync/install-sh at master · RsyncProject/rsync · GitHub

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#! /bin/sh

# install - install a program, script, or datafile

# This comes from X11R5.

# 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.

# set DOITPROG to echo to test this script

# Don't use :- since 4.3BSD and earlier shells don't like it.

doit="${DOITPROG-}"

# put in absolute paths if you don't have them in your path; or use env. vars.

mvprog="${MVPROG-mv}"

cpprog="${CPPROG-cp}"

chmodprog="${CHMODPROG-chmod}"

chownprog="${CHOWNPROG-chown}"

chgrpprog="${CHGRPPROG-chgrp}"

stripprog="${STRIPPROG-strip}"

rmprog="${RMPROG-rm}"

mkdirprog="${MKDIRPROG-mkdir}"

transformbasename=""

transform_arg=""

instcmd="$mvprog"

chmodcmd="$chmodprog 0755"

chowncmd=""

chgrpcmd=""

stripcmd=""

rmcmd="$rmprog -f"

mvcmd="$mvprog"

src=""

dst=""

dir_arg=""

while [ x"$1" != x ]; do

case $1 in

-c) instcmd="$cpprog"

shift

continue;;

-d) dir_arg=true

shift

continue;;

-m) chmodcmd="$chmodprog $2"

shift

continue;;

-o) chowncmd="$chownprog $2"

shift

continue;;

-g) chgrpcmd="$chgrpprog $2"

shift

continue;;

-s) stripcmd="$stripprog"

shift

continue;;

-t=*) transformarg=`echo $1 | sed 's/-t=//'`

shift

continue;;

-b=*) transformbasename=`echo $1 | sed 's/-b=//'`

shift

continue;;

*) if [ x"$src" = x ]

then

src=$1

else

# this colon is to work around a 386BSD /bin/sh bug

dst=$1

shift

continue;;

esac

done

if [ x"$src" = x ]

then

echo "install: no input file specified"

exit 1

else

true

if [ x"$dir_arg" != x ]; then

dst=$src

src=""

if [ -d $dst ]; then

instcmd=:

else

instcmd=mkdir

else

# Waiting for this to be detected by the "$instcmd $src $dsttmp" command

# might cause directories to be created, which would be especially bad

# if $src (and thus $dsttmp) contains '*'.

if [ -f $src ] || [ -d $src ]

then

true

else

echo "install: $src does not exist"

exit 1

if [ x"$dst" = x ]

then

echo "install: no destination specified"

exit 1

else

true

# If destination is a directory, append the input filename; if your system

# does not like double slashes in filenames, you may need to add some logic

if [ -d $dst ]

then

dst="$dst"/`basename $src`

else

true

## this sed command emulates the dirname command

dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`

# Make sure that the destination directory exists.

# this part is taken from Noah Friedman's mkinstalldirs script

# Skip lots of stat calls in the usual case.

if [ ! -d "$dstdir" ]; then

defaultIFS='

IFS="${IFS-${defaultIFS}}"

oIFS="${IFS}"

# Some sh's can't handle IFS=/ for some reason.

IFS='%'

set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`

IFS="${oIFS}"

pathcomp=''

while [ $# -ne 0 ] ; do

pathcomp="${pathcomp}${1}"

shift

if [ ! -d "${pathcomp}" ] ;

then

$mkdirprog "${pathcomp}"

else

true

pathcomp="${pathcomp}/"

done

if [ x"$dir_arg" != x ]

then

$doit $instcmd $dst &&

if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&

if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&

if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&

if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi

else

# If we're going to rename the final executable, determine the name now.

if [ x"$transformarg" = x ]

then

dstfile=`basename $dst`

else

dstfile=`basename $dst $transformbasename |

sed $transformarg`$transformbasename

# don't allow the sed command to completely eliminate the filename

if [ x"$dstfile" = x ]

then

dstfile=`basename $dst`

else

true

# Make a temp file name in the proper directory.

dsttmp=$dstdir/_inst.$$_

# Move or copy the file name to the temp name

$doit $instcmd $src $dsttmp &&

trap "rm -f ${dsttmp}" 0 &&

# 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 $instcmd $src $dsttmp" command.

if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&

if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&

if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&

if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&

# Now rename the file to the real destination.

$doit $rmcmd -f $dstdir/$dstfile &&

$doit $mvcmd $dsttmp $dstdir/$dstfile

fi &&

exit 0

rsync/install-sh at master · RsyncProject/rsync · GitHub

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