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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [install-sh] - Diff between revs 38 and 156

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#!/bin/sh
 
# install - install a program, script, or datafile
 
 
 
scriptversion=2005-05-14.22
 
 
 
# 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 $?;;
 
 
 
    -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 $?;;
 
 
 
    *)  # 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,[^/]*$,,;s,/*$,,;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 x `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
 
    shift
 
    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 1
 
               }
 
             else
 
               :
 
             fi
 
           } &&
 
 
 
           # Now rename the file to the real destination.
 
           $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
 
         }
 
    }
 
  fi || { (exit 1); exit 1; }
 
done
 
 
 
# The final little trick to "correctly" pass the exit status to the exit trap.
 
{
 
  (exit 0); exit 0
 
}
 
 
 
# 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:

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