Annotation of /psiconv/trunk/install-sh

#!/bin/sh
#
# install - install a program, script, or datafile
# This comes from X11R5 (mit/util/scripts/install.sh).
#
# Copyright 1991 by the Massachusetts Institute of Technology
#
# Permission to use, copy, modify, distribute, and sell this software and its
# documentation for any purpose is hereby granted without fee, provided that
# the above copyright notice appear in all copies and that both that
# copyright notice and this permission notice appear in supporting
# documentation, and that the name of M.I.T. not be used in advertising or
# publicity pertaining to distribution of the software without specific,
# written prior permission.  M.I.T. makes no representations about the
# suitability of this software for any purpose.  It is provided "as is"
# without express or implied warranty.
#
# 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.  It can only install one file at a time, a restriction
# shared with many OS's install programs.


# 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
            shift
            continue;;

        -o) chowncmd="$chownprog $2"
            shift
            shift
            continue;;

        -g) chgrpcmd="$chgrpprog $2"
            shift
            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
            fi
            shift
            continue;;
    esac
done

if [ x"$src" = x ]
then
        echo "install:  no input file specified"
        exit 1
else
        true
fi

if [ x"$dir_arg" != x ]; then
        dst=$src
        src=""
        
        if [ -d $dst ]; then
                instcmd=:
                chmodcmd=""
        else
                instcmd=mkdir
        fi
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 -o -d $src ]
        then
                true
        else
                echo "install:  $src does not exist"
                exit 1
        fi
        
        if [ x"$dst" = x ]
        then
                echo "install:  no destination specified"
                exit 1
        else
                true
        fi

# 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
        fi
fi

## 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
        fi

        pathcomp="${pathcomp}/"
done
fi

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
        fi

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

        if [ x"$dstfile" = x ] 
        then
                dstfile=`basename $dst`
        else
                true
        fi

# 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
1	frodo	2	#!/bin/sh
2			#
3			# install - install a program, script, or datafile
4			# This comes from X11R5 (mit/util/scripts/install.sh).
5			#
6			# Copyright 1991 by the Massachusetts Institute of Technology
7			#
8			# Permission to use, copy, modify, distribute, and sell this software and its
9			# documentation for any purpose is hereby granted without fee, provided that
10			# the above copyright notice appear in all copies and that both that
11			# copyright notice and this permission notice appear in supporting
12			# documentation, and that the name of M.I.T. not be used in advertising or
13			# publicity pertaining to distribution of the software without specific,
14			# written prior permission. M.I.T. makes no representations about the
15			# suitability of this software for any purpose. It is provided "as is"
16			# without express or implied warranty.
17			#
18			# Calling this script install-sh is preferred over install.sh, to prevent
19			# `make' implicit rules from creating a file called install from it
20			# when there is no Makefile.
21			#
22			# This script is compatible with the BSD install script, but was written
23			# from scratch. It can only install one file at a time, a restriction
24			# shared with many OS's install programs.
25
26
27			# set DOITPROG to echo to test this script
28
29			# Don't use :- since 4.3BSD and earlier shells don't like it.
30			doit="${DOITPROG-}"
31
32
33			# put in absolute paths if you don't have them in your path; or use env. vars.
34
35			mvprog="${MVPROG-mv}"
36			cpprog="${CPPROG-cp}"
37			chmodprog="${CHMODPROG-chmod}"
38			chownprog="${CHOWNPROG-chown}"
39			chgrpprog="${CHGRPPROG-chgrp}"
40			stripprog="${STRIPPROG-strip}"
41			rmprog="${RMPROG-rm}"
42			mkdirprog="${MKDIRPROG-mkdir}"
43
44			transformbasename=""
45			transform_arg=""
46			instcmd="$mvprog"
47			chmodcmd="$chmodprog 0755"
48			chowncmd=""
49			chgrpcmd=""
50			stripcmd=""
51			rmcmd="$rmprog -f"
52			mvcmd="$mvprog"
53			src=""
54			dst=""
55			dir_arg=""
56
57			while [ x"$1" != x ]; do
58			case $1 in
59			-c) instcmd="$cpprog"
60			shift
61			continue;;
62
63			-d) dir_arg=true
64			shift
65			continue;;
66
67			-m) chmodcmd="$chmodprog $2"
68			shift
69			shift
70			continue;;
71
72			-o) chowncmd="$chownprog $2"
73			shift
74			shift
75			continue;;
76
77			-g) chgrpcmd="$chgrpprog $2"
78			shift
79			shift
80			continue;;
81
82			-s) stripcmd="$stripprog"
83			shift
84			continue;;
85
86			-t=*) transformarg=`echo $1 \| sed 's/-t=//'`
87			shift
88			continue;;
89
90			-b=*) transformbasename=`echo $1 \| sed 's/-b=//'`
91			shift
92			continue;;
93
94			*) if [ x"$src" = x ]
95			then
96			src=$1
97			else
98			# this colon is to work around a 386BSD /bin/sh bug
99			:
100			dst=$1
101			fi
102			shift
103			continue;;
104			esac
105			done
106
107			if [ x"$src" = x ]
108			then
109			echo "install: no input file specified"
110			exit 1
111			else
112			true
113			fi
114
115			if [ x"$dir_arg" != x ]; then
116			dst=$src
117			src=""
118
119			if [ -d $dst ]; then
120			instcmd=:
121			chmodcmd=""
122			else
123			instcmd=mkdir
124			fi
125			else
126
127			# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
128			# might cause directories to be created, which would be especially bad
129			# if $src (and thus $dsttmp) contains '*'.
130
131			if [ -f $src -o -d $src ]
132			then
133			true
134			else
135			echo "install: $src does not exist"
136			exit 1
137			fi
138
139			if [ x"$dst" = x ]
140			then
141			echo "install: no destination specified"
142			exit 1
143			else
144			true
145			fi
146
147			# If destination is a directory, append the input filename; if your system
148			# does not like double slashes in filenames, you may need to add some logic
149
150			if [ -d $dst ]
151			then
152			dst="$dst"/`basename $src`
153			else
154			true
155			fi
156			fi
157
158			## this sed command emulates the dirname command
159			dstdir=`echo $dst \| sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
160
161			# Make sure that the destination directory exists.
162			# this part is taken from Noah Friedman's mkinstalldirs script
163
164			# Skip lots of stat calls in the usual case.
165			if [ ! -d "$dstdir" ]; then
166			defaultIFS='
167			'
168			IFS="${IFS-${defaultIFS}}"
169
170			oIFS="${IFS}"
171			# Some sh's can't handle IFS=/ for some reason.
172			IFS='%'
173			set - `echo ${dstdir} \| sed -e 's@/@%@g' -e 's@^%@/@'`
174			IFS="${oIFS}"
175
176			pathcomp=''
177
178			while [ $# -ne 0 ] ; do
179			pathcomp="${pathcomp}${1}"
180			shift
181
182			if [ ! -d "${pathcomp}" ] ;
183			then
184			$mkdirprog "${pathcomp}"
185			else
186			true
187			fi
188
189			pathcomp="${pathcomp}/"
190			done
191			fi
192
193			if [ x"$dir_arg" != x ]
194			then
195			$doit $instcmd $dst &&
196
197			if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
198			if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
199			if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
200			if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
201			else
202
203			# If we're going to rename the final executable, determine the name now.
204
205			if [ x"$transformarg" = x ]
206			then
207			dstfile=`basename $dst`
208			else
209			dstfile=`basename $dst $transformbasename \|
210			sed $transformarg`$transformbasename
211			fi
212
213			# don't allow the sed command to completely eliminate the filename
214
215			if [ x"$dstfile" = x ]
216			then
217			dstfile=`basename $dst`
218			else
219			true
220			fi
221
222			# Make a temp file name in the proper directory.
223
224			dsttmp=$dstdir/#inst.$$#
225
226			# Move or copy the file name to the temp name
227
228			$doit $instcmd $src $dsttmp &&
229
230			trap "rm -f ${dsttmp}" 0 &&
231
232			# and set any options; do chmod last to preserve setuid bits
233
234			# If any of these fail, we abort the whole thing. If we want to
235			# ignore errors from any of these, just make sure not to ignore
236			# errors from the above "$doit $instcmd $src $dsttmp" command.
237
238			if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
239			if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
240			if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
241			if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
242
243			# Now rename the file to the real destination.
244
245			$doit $rmcmd -f $dstdir/$dstfile &&
246			$doit $mvcmd $dsttmp $dstdir/$dstfile
247
248			fi &&
249
250
251			exit 0
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