Mercurial > libpst
view install-sh @ 266:3f323c867cb4
adding more debug code
author | Carl Byington <carl@five-ten-sg.com> |
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date | Sun, 17 Apr 2011 16:31:10 -0700 (2011-04-17) |
parents | ec7e344e0dfb |
children |
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#!/bin/sh # install - install a program, script, or datafile scriptversion=2004-09-10.20 # 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. 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="${MKDIRPROG-mkdir}" chmodcmd="$chmodprog 0755" chowncmd= chgrpcmd= stripcmd= rmcmd="$rmprog -f" mvcmd="$mvprog" src= dst= dir_arg= dstarg= no_target_directory= usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE or: $0 [OPTION]... SRCFILES... DIRECTORY or: $0 [OPTION]... -t DIRECTORY SRCFILES... or: $0 [OPTION]... -d DIRECTORIES... In the 1st form, copy SRCFILE to DSTFILE. In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. In the 4th, create DIRECTORIES. Options: -c (ignored) -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. --help display this help and exit. --version display version info and exit. Environment variables override the default commands: CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG " while test -n "$1"; do case $1 in -c) shift continue;; -d) dir_arg=true shift continue;; -g) chgrpcmd="$chgrpprog $2" shift shift continue;; --help) echo "$usage"; exit 0;; -m) chmodcmd="$chmodprog $2" shift shift continue;; -o) chowncmd="$chownprog $2" shift shift continue;; -s) stripcmd=$stripprog shift continue;; -t) dstarg=$2 shift shift continue;; -T) no_target_directory=true shift continue;; --version) echo "$0 $scriptversion"; exit 0;; *) # When -d is used, all remaining arguments are directories to create. # When -t is used, the destination is already specified. test -n "$dir_arg$dstarg" && break # Otherwise, the last argument is the destination. Remove it from $@. for arg do if test -n "$dstarg"; then # $@ is not empty: it contains at least $arg. set fnord "$@" "$dstarg" shift # fnord fi shift # arg dstarg=$arg done break;; esac done if test -z "$1"; then if test -z "$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 for src do # Protect names starting with `-'. case $src in -*) src=./$src ;; esac if test -n "$dir_arg"; then dst=$src src= if test -d "$dst"; then mkdircmd=: chmodcmd= else mkdircmd=$mkdirprog fi 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: $src does not exist." >&2 exit 1 fi if test -z "$dstarg"; then echo "$0: no destination specified." >&2 exit 1 fi dst=$dstarg # Protect names starting with `-'. case $dst in -*) dst=./$dst ;; esac # If destination is a directory, append the input filename; won't work # if double slashes aren't ignored. if test -d "$dst"; then if test -n "$no_target_directory"; then echo "$0: $dstarg: Is a directory" >&2 exit 1 fi dst=$dst/`basename "$src"` fi fi # This sed command emulates the dirname command. dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` # Make sure that the destination directory exists. # Skip lots of stat calls in the usual case. if test ! -d "$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 test $# -ne 0 ; do pathcomp=$pathcomp$1 shift if test ! -d "$pathcomp"; then $mkdirprog "$pathcomp" # mkdir can fail with a `File exist' error in case several # install-sh are creating the directory concurrently. This # is OK. test -d "$pathcomp" || exit fi pathcomp=$pathcomp/ done fi if test -n "$dir_arg"; then $doit $mkdircmd "$dst" \ && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \ && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \ && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \ && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; } else dstfile=`basename "$dst"` # Make a couple of temp file names in the proper directory. dsttmp=$dstdir/_inst.$$_ rmtmp=$dstdir/_rm.$$_ # Trap to clean up those temp files at exit. trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 trap '(exit $?); exit' 1 2 13 15 # Copy the file name to the temp name. $doit $cpprog "$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 $chmodcmd "$dsttmp"; } && # Now rename the file to the real destination. { $doit $mvcmd -f "$dsttmp" "$dstdir/$dstfile" 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. { if test -f "$dstdir/$dstfile"; then $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \ || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \ || { echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 (exit 1); exit } else : fi } && # Now rename the file to the real destination. $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" } } fi || { (exit 1); exit; } done # The final little trick to "correctly" pass the exit status to the exit trap. { (exit 0); exit } # Local variables: # eval: (add-hook 'write-file-hooks 'time-stamp) # time-stamp-start: "scriptversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" # time-stamp-end: "$" # End: