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##
## install -- Install a program, script or datafile
## Copyright (c) 1997-2000 Ralf S. Engelschall <rse@engelschall.com>
## Originally written for shtool
##
## This file is part of shtool and free software; you can redistribute
## it and/or modify it under the terms of the GNU General Public
## License as published by the Free Software Foundation; either version
## 2 of the License, or (at your option) any later version.
##
## This file is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
## USA, or contact Ralf S. Engelschall <rse@engelschall.com>.
##
str_tool="install"
str_usage="[-v] [-t] [-c] [-C] [-s] [-m<mode>] [-o<owner>] [-g<group>] [-e<ext>] <file> <path>"
arg_spec="2="
opt_spec="v.t.c.C.s.m:o:g:e:"
opt_v=no
opt_t=no
opt_c=no
opt_C=no
opt_s=no
opt_m=""
opt_o=""
opt_g=""
opt_e=""
. ./sh.common
src="$1"
dst="$2"
# If destination is a directory, append the input filename
if [ -d $dst ]; then
dst=`echo "$dst" | sed -e 's:/$::'`
dstfile=`echo "$src" | sed -e 's;.*/\([^/]*\)$;\1;'`
dst="$dst/$dstfile"
fi
# Add a possible extension to src and dst
if [ ".$opt_e" != . ]; then
src="$src$opt_e"
dst="$dst$opt_e"
fi
# Check for correct arguments
if [ ".$src" = ".$dst" ]; then
echo "$msgprefix:Error: source and destination are the same" 1>&2
exit 1
fi
# Make a temp file name in the destination directory
dstdir=`echo $dst | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;' -e 's;^$;.;'`
dsttmp="$dstdir/#INST@$$#"
# Verbosity
if [ ".$opt_v" = .yes ]; then
echo "$src -> $dst" 1>&2
fi
# Copy or move the file name to the temp name
# (because we might be not allowed to change the source)
if [ ".$opt_C" = .yes ]; then
opt_c=yes
fi
if [ ".$opt_c" = .yes ]; then
if [ ".$opt_t" = .yes ]; then
echo "cp $src $dsttmp" 1>&2
fi
cp $src $dsttmp || exit $?
else
if [ ".$opt_t" = .yes ]; then
echo "mv $src $dsttmp" 1>&2
fi
mv $src $dsttmp || exit $?
fi
# Adjust the target file
# (we do chmod last to preserve setuid bits)
if [ ".$opt_s" = .yes ]; then
if [ ".$opt_t" = .yes ]; then
echo "strip $dsttmp" 1>&2
fi
strip $dsttmp || exit $?
fi
if [ ".$opt_o" != . ]; then
if [ ".$opt_t" = .yes ]; then
echo "chown $opt_o $dsttmp" 1>&2
fi
chown $opt_o $dsttmp || exit $?
fi
if [ ".$opt_g" != . ]; then
if [ ".$opt_t" = .yes ]; then
echo "chgrp $opt_g $dsttmp" 1>&2
fi
chgrp $opt_g $dsttmp || exit $?
fi
if [ ".$opt_m" != . ]; then
if [ ".$opt_t" = .yes ]; then
echo "chmod $opt_m $dsttmp" 1>&2
fi
chmod $opt_m $dsttmp || exit $?
fi
# Determine whether to do a quick install
# (has to be done _after_ the strip was already done)
quick=no
if [ ".$opt_C" = .yes ]; then
if [ -r $dst ]; then
if cmp -s $src $dst; then
quick=yes
fi
fi
fi
# Finally install the file to the real destination
if [ $quick = yes ]; then
if [ ".$opt_t" = .yes ]; then
echo "rm -f $dsttmp" 1>&2
fi
rm -f $dsttmp
else
if [ ".$opt_t" = .yes ]; then
echo "rm -f $dst && mv $dsttmp $dst" 1>&2
fi
rm -f $dst && mv $dsttmp $dst
fi
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