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      1 #! /bin/sh
      2 #
      3 # install - install a program, script, or datafile
      4 # This comes from X11R5.
      5 #
      6 # Calling this script install-sh is preferred over install.sh, to prevent
      7 # `make' implicit rules from creating a file called install from it
      8 # when there is no Makefile.
      9 #
     10 # This script is compatible with the BSD install script, but was written
     11 # from scratch.
     12 #
     13 
     14 
     15 # set DOITPROG to echo to test this script
     16 
     17 # Don't use :- since 4.3BSD and earlier shells don't like it.
     18 doit="${DOITPROG-}"
     19 
     20 
     21 # put in absolute paths if you don't have them in your path; or use env. vars.
     22 
     23 mvprog="${MVPROG-mv}"
     24 cpprog="${CPPROG-cp}"
     25 chmodprog="${CHMODPROG-chmod}"
     26 chownprog="${CHOWNPROG-chown}"
     27 chgrpprog="${CHGRPPROG-chgrp}"
     28 stripprog="${STRIPPROG-strip}"
     29 rmprog="${RMPROG-rm}"
     30 mkdirprog="${MKDIRPROG-mkdir}"
     31 
     32 tranformbasename=""
     33 transform_arg=""
     34 instcmd="$mvprog"
     35 chmodcmd="$chmodprog 0755"
     36 chowncmd=""
     37 chgrpcmd=""
     38 stripcmd=""
     39 rmcmd="$rmprog -f"
     40 mvcmd="$mvprog"
     41 src=""
     42 dst=""
     43 dir_arg=""
     44 
     45 while [ x"$1" != x ]; do
     46     case $1 in
     47 	-c) instcmd="$cpprog"
     48 	    shift
     49 	    continue;;
     50 
     51 	-d) dir_arg=true
     52 	    shift
     53 	    continue;;
     54 
     55 	-m) chmodcmd="$chmodprog $2"
     56 	    shift
     57 	    shift
     58 	    continue;;
     59 
     60 	-o) chowncmd="$chownprog $2"
     61 	    shift
     62 	    shift
     63 	    continue;;
     64 
     65 	-g) chgrpcmd="$chgrpprog $2"
     66 	    shift
     67 	    shift
     68 	    continue;;
     69 
     70 	-s) stripcmd="$stripprog"
     71 	    shift
     72 	    continue;;
     73 
     74 	-t=*) transformarg=`echo $1 | sed 's/-t=//'`
     75 	    shift
     76 	    continue;;
     77 
     78 	-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
     79 	    shift
     80 	    continue;;
     81 
     82 	*)  if [ x"$src" = x ]
     83 	    then
     84 		src=$1
     85 	    else
     86 		# this colon is to work around a 386BSD /bin/sh bug
     87 		:
     88 		dst=$1
     89 	    fi
     90 	    shift
     91 	    continue;;
     92     esac
     93 done
     94 
     95 if [ x"$src" = x ]
     96 then
     97 	echo "install:	no input file specified"
     98 	exit 1
     99 else
    100 	true
    101 fi
    102 
    103 if [ x"$dir_arg" != x ]; then
    104 	dst=$src
    105 	src=""
    106 	
    107 	if [ -d $dst ]; then
    108 		instcmd=:
    109 	else
    110 		instcmd=mkdir
    111 	fi
    112 else
    113 
    114 # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
    115 # might cause directories to be created, which would be especially bad 
    116 # if $src (and thus $dsttmp) contains '*'.
    117 
    118 	if [ -f $src -o -d $src ]
    119 	then
    120 		true
    121 	else
    122 		echo "install:  $src does not exist"
    123 		exit 1
    124 	fi
    125 	
    126 	if [ x"$dst" = x ]
    127 	then
    128 		echo "install:	no destination specified"
    129 		exit 1
    130 	else
    131 		true
    132 	fi
    133 
    134 # If destination is a directory, append the input filename; if your system
    135 # does not like double slashes in filenames, you may need to add some logic
    136 
    137 	if [ -d $dst ]
    138 	then
    139 		dst="$dst"/`basename $src`
    140 	else
    141 		true
    142 	fi
    143 fi
    144 
    145 ## this sed command emulates the dirname command
    146 dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
    147 
    148 # Make sure that the destination directory exists.
    149 #  this part is taken from Noah Friedman's mkinstalldirs script
    150 
    151 # Skip lots of stat calls in the usual case.
    152 if [ ! -d "$dstdir" ]; then
    153 defaultIFS='	
    154 '
    155 IFS="${IFS-${defaultIFS}}"
    156 
    157 oIFS="${IFS}"
    158 # Some sh's can't handle IFS=/ for some reason.
    159 IFS='%'
    160 set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
    161 IFS="${oIFS}"
    162 
    163 pathcomp=''
    164 
    165 while [ $# -ne 0 ] ; do
    166 	pathcomp="${pathcomp}${1}"
    167 	shift
    168 
    169 	if [ ! -d "${pathcomp}" ] ;
    170         then
    171 		$mkdirprog "${pathcomp}"
    172 	else
    173 		true
    174 	fi
    175 
    176 	pathcomp="${pathcomp}/"
    177 done
    178 fi
    179 
    180 if [ x"$dir_arg" != x ]
    181 then
    182 	$doit $instcmd $dst &&
    183 
    184 	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
    185 	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
    186 	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
    187 	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
    188 else
    189 
    190 # If we're going to rename the final executable, determine the name now.
    191 
    192 	if [ x"$transformarg" = x ] 
    193 	then
    194 		dstfile=`basename $dst`
    195 	else
    196 		dstfile=`basename $dst $transformbasename | 
    197 			sed $transformarg`$transformbasename
    198 	fi
    199 
    200 # don't allow the sed command to completely eliminate the filename
    201 
    202 	if [ x"$dstfile" = x ] 
    203 	then
    204 		dstfile=`basename $dst`
    205 	else
    206 		true
    207 	fi
    208 
    209 # Make a temp file name in the proper directory.
    210 
    211 	dsttmp=$dstdir/#inst.$$#
    212 
    213 # Move or copy the file name to the temp name
    214 
    215 	$doit $instcmd $src $dsttmp &&
    216 
    217 	trap "rm -f ${dsttmp}" 0 &&
    218 
    219 # and set any options; do chmod last to preserve setuid bits
    220 
    221 # If any of these fail, we abort the whole thing.  If we want to
    222 # ignore errors from any of these, just make sure not to ignore
    223 # errors from the above "$doit $instcmd $src $dsttmp" command.
    224 
    225 	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
    226 	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
    227 	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
    228 	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
    229 
    230 # Now rename the file to the real destination.
    231 
    232 	$doit $rmcmd -f $dstdir/$dstfile &&
    233 	$doit $mvcmd $dsttmp $dstdir/$dstfile 
    234 
    235 fi &&
    236 
    237 
    238 exit 0
    239