bpo-34765: Update the install-sh file (GH-9592)
Update the outdated install-sh file to the latest revision from automake v1.16.1
This commit is contained in:
stratakis
Victor Stinner
parent
6f906b3d72
commit
b7ad31c892
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@ -0,0 +1,2 @@
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Update the outdated install-sh file to the latest revision from automake
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v1.16.1
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@ -1,7 +1,8 @@
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#!/bin/sh
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#!/bin/sh
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#
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# install - install a program, script, or datafile
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# install - install a program, script, or datafile
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#
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scriptversion=2018-03-11.20; # UTC
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# This originates from X11R5 (mit/util/scripts/install.sh), which was
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# This originates from X11R5 (mit/util/scripts/install.sh), which was
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# later released in X11R6 (xc/config/util/install.sh) with the
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# later released in X11R6 (xc/config/util/install.sh) with the
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# following copyright and license.
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# following copyright and license.
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@ -34,261 +35,484 @@
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# FSF changes to this file are in the public domain.
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# FSF changes to this file are in the public domain.
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#
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#
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# Calling this script install-sh is preferred over install.sh, to prevent
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# Calling this script install-sh is preferred over install.sh, to prevent
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# `make' implicit rules from creating a file called install from it
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# 'make' implicit rules from creating a file called install from it
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# when there is no Makefile.
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# when there is no Makefile.
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#
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#
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# This script is compatible with the BSD install script, but was written
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# This script is compatible with the BSD install script, but was written
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# from scratch. It can only install one file at a time, a restriction
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# from scratch.
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# shared with many OS's install programs.
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tab=' '
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nl='
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'
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IFS=" $tab$nl"
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# set DOITPROG to echo to test this script
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# Set DOITPROG to "echo" to test this script.
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# Don't use :- since 4.3BSD and earlier shells don't like it.
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doit=${DOITPROG-}
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doit="${DOITPROG-}"
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doit_exec=${doit:-exec}
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# Put in absolute file names if you don't have them in your path;
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# or use environment vars.
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# put in absolute paths if you don't have them in your path; or use env. vars.
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chgrpprog=${CHGRPPROG-chgrp}
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chmodprog=${CHMODPROG-chmod}
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chownprog=${CHOWNPROG-chown}
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cmpprog=${CMPPROG-cmp}
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cpprog=${CPPROG-cp}
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mkdirprog=${MKDIRPROG-mkdir}
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mvprog=${MVPROG-mv}
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rmprog=${RMPROG-rm}
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stripprog=${STRIPPROG-strip}
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mvprog="${MVPROG-mv}"
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posix_mkdir=
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cpprog="${CPPROG-cp}"
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chmodprog="${CHMODPROG-chmod}"
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chownprog="${CHOWNPROG-chown}"
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chgrpprog="${CHGRPPROG-chgrp}"
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stripprog="${STRIPPROG-strip}"
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rmprog="${RMPROG-rm}"
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mkdirprog="${MKDIRPROG-mkdir}"
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transformbasename=""
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# Desired mode of installed file.
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transform_arg=""
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mode=0755
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instcmd="$mvprog"
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chmodcmd="$chmodprog 0755"
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chgrpcmd=
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chowncmd=""
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chmodcmd=$chmodprog
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chgrpcmd=""
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chowncmd=
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stripcmd=""
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mvcmd=$mvprog
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rmcmd="$rmprog -f"
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rmcmd="$rmprog -f"
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mvcmd="$mvprog"
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stripcmd=
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src=""
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dst=""
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dir_arg=""
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while [ x"$1" != x ]; do
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src=
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case $1 in
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dst=
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-c) instcmd=$cpprog
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dir_arg=
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shift
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dst_arg=
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continue;;
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-d) dir_arg=true
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copy_on_change=false
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shift
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is_target_a_directory=possibly
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continue;;
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-m) chmodcmd="$chmodprog $2"
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usage="\
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shift
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Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
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shift
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or: $0 [OPTION]... SRCFILES... DIRECTORY
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continue;;
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or: $0 [OPTION]... -t DIRECTORY SRCFILES...
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or: $0 [OPTION]... -d DIRECTORIES...
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-o) chowncmd="$chownprog $2"
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In the 1st form, copy SRCFILE to DSTFILE.
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shift
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In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
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shift
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In the 4th, create DIRECTORIES.
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continue;;
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-g) chgrpcmd="$chgrpprog $2"
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Options:
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shift
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--help display this help and exit.
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shift
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--version display version info and exit.
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continue;;
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-s) stripcmd=$stripprog
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-c (ignored)
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shift
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-C install only if different (preserve the last data modification time)
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continue;;
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-d create directories instead of installing files.
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-g GROUP $chgrpprog installed files to GROUP.
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-m MODE $chmodprog installed files to MODE.
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-o USER $chownprog installed files to USER.
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-s $stripprog installed files.
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-t DIRECTORY install into DIRECTORY.
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-T report an error if DSTFILE is a directory.
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-t=*) transformarg=`echo $1 | sed 's/-t=//'`
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Environment variables override the default commands:
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shift
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CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
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continue;;
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RMPROG STRIPPROG
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"
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-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
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while test $# -ne 0; do
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shift
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case $1 in
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continue;;
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-c) ;;
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*) if [ x"$src" = x ]
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-C) copy_on_change=true;;
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then
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src=$1
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-d) dir_arg=true;;
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else
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# this colon is to work around a 386BSD /bin/sh bug
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-g) chgrpcmd="$chgrpprog $2"
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:
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shift;;
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dst=$1
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fi
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--help) echo "$usage"; exit $?;;
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shift
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continue;;
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-m) mode=$2
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case $mode in
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*' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
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echo "$0: invalid mode: $mode" >&2
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exit 1;;
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esac
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shift;;
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-o) chowncmd="$chownprog $2"
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shift;;
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-s) stripcmd=$stripprog;;
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-t)
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is_target_a_directory=always
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dst_arg=$2
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# Protect names problematic for 'test' and other utilities.
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case $dst_arg in
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-* | [=\(\)!]) dst_arg=./$dst_arg;;
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esac
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shift;;
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-T) is_target_a_directory=never;;
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--version) echo "$0 $scriptversion"; exit $?;;
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--) shift
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break;;
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-*) echo "$0: invalid option: $1" >&2
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exit 1;;
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*) break;;
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esac
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shift
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done
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# We allow the use of options -d and -T together, by making -d
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# take the precedence; this is for compatibility with GNU install.
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if test -n "$dir_arg"; then
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if test -n "$dst_arg"; then
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echo "$0: target directory not allowed when installing a directory." >&2
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exit 1
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fi
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fi
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if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
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# When -d is used, all remaining arguments are directories to create.
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# When -t is used, the destination is already specified.
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# Otherwise, the last argument is the destination. Remove it from $@.
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for arg
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do
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if test -n "$dst_arg"; then
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# $@ is not empty: it contains at least $arg.
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set fnord "$@" "$dst_arg"
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shift # fnord
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fi
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shift # arg
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dst_arg=$arg
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# Protect names problematic for 'test' and other utilities.
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case $dst_arg in
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-* | [=\(\)!]) dst_arg=./$dst_arg;;
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esac
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esac
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done
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fi
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if test $# -eq 0; then
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if test -z "$dir_arg"; then
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echo "$0: no input file specified." >&2
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exit 1
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fi
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# It's OK to call 'install-sh -d' without argument.
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# This can happen when creating conditional directories.
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exit 0
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fi
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if test -z "$dir_arg"; then
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if test $# -gt 1 || test "$is_target_a_directory" = always; then
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if test ! -d "$dst_arg"; then
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echo "$0: $dst_arg: Is not a directory." >&2
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exit 1
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fi
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fi
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fi
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if test -z "$dir_arg"; then
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do_exit='(exit $ret); exit $ret'
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trap "ret=129; $do_exit" 1
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trap "ret=130; $do_exit" 2
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trap "ret=141; $do_exit" 13
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trap "ret=143; $do_exit" 15
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# Set umask so as not to create temps with too-generous modes.
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# However, 'strip' requires both read and write access to temps.
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case $mode in
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# Optimize common cases.
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*644) cp_umask=133;;
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*755) cp_umask=22;;
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*[0-7])
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if test -z "$stripcmd"; then
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u_plus_rw=
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else
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u_plus_rw='% 200'
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fi
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cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
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*)
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if test -z "$stripcmd"; then
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u_plus_rw=
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else
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u_plus_rw=,u+rw
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fi
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cp_umask=$mode$u_plus_rw;;
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esac
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fi
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for src
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do
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# Protect names problematic for 'test' and other utilities.
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case $src in
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-* | [=\(\)!]) src=./$src;;
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esac
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if test -n "$dir_arg"; then
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dst=$src
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dstdir=$dst
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test -d "$dstdir"
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dstdir_status=$?
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else
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# Waiting for this to be detected by the "$cpprog $src $dsttmp" command
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# might cause directories to be created, which would be especially bad
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# if $src (and thus $dsttmp) contains '*'.
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if test ! -f "$src" && test ! -d "$src"; then
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echo "$0: $src does not exist." >&2
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exit 1
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fi
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if test -z "$dst_arg"; then
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echo "$0: no destination specified." >&2
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exit 1
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fi
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dst=$dst_arg
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# If destination is a directory, append the input filename.
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if test -d "$dst"; then
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if test "$is_target_a_directory" = never; then
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echo "$0: $dst_arg: Is a directory" >&2
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exit 1
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fi
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dstdir=$dst
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dstbase=`basename "$src"`
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case $dst in
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*/) dst=$dst$dstbase;;
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*) dst=$dst/$dstbase;;
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esac
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dstdir_status=0
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else
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dstdir=`dirname "$dst"`
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test -d "$dstdir"
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dstdir_status=$?
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fi
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fi
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case $dstdir in
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*/) dstdirslash=$dstdir;;
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*) dstdirslash=$dstdir/;;
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esac
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obsolete_mkdir_used=false
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if test $dstdir_status != 0; then
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case $posix_mkdir in
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'')
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# Create intermediate dirs using mode 755 as modified by the umask.
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# This is like FreeBSD 'install' as of 1997-10-28.
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umask=`umask`
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case $stripcmd.$umask in
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# Optimize common cases.
|
||||||
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*[2367][2367]) mkdir_umask=$umask;;
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.*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
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|
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||||||
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*[0-7])
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mkdir_umask=`expr $umask + 22 \
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- $umask % 100 % 40 + $umask % 20 \
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- $umask % 10 % 4 + $umask % 2
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`;;
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*) mkdir_umask=$umask,go-w;;
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|
esac
|
||||||
|
|
||||||
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# With -d, create the new directory with the user-specified mode.
|
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# Otherwise, rely on $mkdir_umask.
|
||||||
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if test -n "$dir_arg"; then
|
||||||
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mkdir_mode=-m$mode
|
||||||
|
else
|
||||||
|
mkdir_mode=
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||||||
|
fi
|
||||||
|
|
||||||
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posix_mkdir=false
|
||||||
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case $umask in
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*[123567][0-7][0-7])
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||||||
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# POSIX mkdir -p sets u+wx bits regardless of umask, which
|
||||||
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# is incompatible with FreeBSD 'install' when (umask & 300) != 0.
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||||||
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;;
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||||||
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*)
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||||||
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# Note that $RANDOM variable is not portable (e.g. dash); Use it
|
||||||
|
# here however when possible just to lower collision chance.
|
||||||
|
tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
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||||||
|
|
||||||
|
trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0
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||||||
|
|
||||||
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# Because "mkdir -p" follows existing symlinks and we likely work
|
||||||
|
# directly in world-writeable /tmp, make sure that the '$tmpdir'
|
||||||
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# directory is successfully created first before we actually test
|
||||||
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# 'mkdir -p' feature.
|
||||||
|
if (umask $mkdir_umask &&
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$mkdirprog $mkdir_mode "$tmpdir" &&
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||||||
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exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
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||||||
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then
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if test -z "$dir_arg" || {
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||||||
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# Check for POSIX incompatibilities with -m.
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||||||
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# HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
|
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# other-writable bit of parent directory when it shouldn't.
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# FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
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test_tmpdir="$tmpdir/a"
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ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
|
||||||
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case $ls_ld_tmpdir in
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||||||
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d????-?r-*) different_mode=700;;
|
||||||
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d????-?--*) different_mode=755;;
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||||||
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*) false;;
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||||||
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esac &&
|
||||||
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$mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
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||||||
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ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
|
||||||
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test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
then posix_mkdir=:
|
||||||
|
fi
|
||||||
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rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
|
||||||
|
else
|
||||||
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# Remove any dirs left behind by ancient mkdir implementations.
|
||||||
|
rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
|
||||||
|
fi
|
||||||
|
trap '' 0;;
|
||||||
|
esac;;
|
||||||
|
esac
|
||||||
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|
||||||
|
if
|
||||||
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$posix_mkdir && (
|
||||||
|
umask $mkdir_umask &&
|
||||||
|
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
|
||||||
|
)
|
||||||
|
then :
|
||||||
|
else
|
||||||
|
|
||||||
|
# The umask is ridiculous, or mkdir does not conform to POSIX,
|
||||||
|
# or it failed possibly due to a race condition. Create the
|
||||||
|
# directory the slow way, step by step, checking for races as we go.
|
||||||
|
|
||||||
|
case $dstdir in
|
||||||
|
/*) prefix='/';;
|
||||||
|
[-=\(\)!]*) prefix='./';;
|
||||||
|
*) prefix='';;
|
||||||
|
esac
|
||||||
|
|
||||||
|
oIFS=$IFS
|
||||||
|
IFS=/
|
||||||
|
set -f
|
||||||
|
set fnord $dstdir
|
||||||
|
shift
|
||||||
|
set +f
|
||||||
|
IFS=$oIFS
|
||||||
|
|
||||||
|
prefixes=
|
||||||
|
|
||||||
|
for d
|
||||||
|
do
|
||||||
|
test X"$d" = X && continue
|
||||||
|
|
||||||
|
prefix=$prefix$d
|
||||||
|
if test -d "$prefix"; then
|
||||||
|
prefixes=
|
||||||
|
else
|
||||||
|
if $posix_mkdir; then
|
||||||
|
(umask=$mkdir_umask &&
|
||||||
|
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
|
||||||
|
# Don't fail if two instances are running concurrently.
|
||||||
|
test -d "$prefix" || exit 1
|
||||||
|
else
|
||||||
|
case $prefix in
|
||||||
|
*\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
|
||||||
|
*) qprefix=$prefix;;
|
||||||
|
esac
|
||||||
|
prefixes="$prefixes '$qprefix'"
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
prefix=$prefix/
|
||||||
|
done
|
||||||
|
|
||||||
|
if test -n "$prefixes"; then
|
||||||
|
# Don't fail if two instances are running concurrently.
|
||||||
|
(umask $mkdir_umask &&
|
||||||
|
eval "\$doit_exec \$mkdirprog $prefixes") ||
|
||||||
|
test -d "$dstdir" || exit 1
|
||||||
|
obsolete_mkdir_used=true
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
if test -n "$dir_arg"; then
|
||||||
|
{ test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
|
||||||
|
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
|
||||||
|
{ test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
|
||||||
|
test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
|
||||||
|
else
|
||||||
|
|
||||||
|
# Make a couple of temp file names in the proper directory.
|
||||||
|
dsttmp=${dstdirslash}_inst.$$_
|
||||||
|
rmtmp=${dstdirslash}_rm.$$_
|
||||||
|
|
||||||
|
# Trap to clean up those temp files at exit.
|
||||||
|
trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
|
||||||
|
|
||||||
|
# Copy the file name to the temp name.
|
||||||
|
(umask $cp_umask && $doit_exec $cpprog "$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 $mode "$dsttmp"; } &&
|
||||||
|
|
||||||
|
# If -C, don't bother to copy if it wouldn't change the file.
|
||||||
|
if $copy_on_change &&
|
||||||
|
old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
|
||||||
|
new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
|
||||||
|
set -f &&
|
||||||
|
set X $old && old=:$2:$4:$5:$6 &&
|
||||||
|
set X $new && new=:$2:$4:$5:$6 &&
|
||||||
|
set +f &&
|
||||||
|
test "$old" = "$new" &&
|
||||||
|
$cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
|
||||||
|
then
|
||||||
|
rm -f "$dsttmp"
|
||||||
|
else
|
||||||
|
# Rename the file to the real destination.
|
||||||
|
$doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
|
||||||
|
|
||||||
|
# The rename failed, perhaps because mv can't rename something else
|
||||||
|
# to itself, or perhaps because mv is so ancient that it does not
|
||||||
|
# support -f.
|
||||||
|
{
|
||||||
|
# Now remove or move aside any old file at destination location.
|
||||||
|
# We try this two ways since rm can't unlink itself on some
|
||||||
|
# systems and the destination file might be busy for other
|
||||||
|
# reasons. In this case, the final cleanup might fail but the new
|
||||||
|
# file should still install successfully.
|
||||||
|
{
|
||||||
|
test ! -f "$dst" ||
|
||||||
|
$doit $rmcmd -f "$dst" 2>/dev/null ||
|
||||||
|
{ $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
|
||||||
|
{ $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
|
||||||
|
} ||
|
||||||
|
{ echo "$0: cannot unlink or rename $dst" >&2
|
||||||
|
(exit 1); exit 1
|
||||||
|
}
|
||||||
|
} &&
|
||||||
|
|
||||||
|
# Now rename the file to the real destination.
|
||||||
|
$doit $mvcmd "$dsttmp" "$dst"
|
||||||
|
}
|
||||||
|
fi || exit 1
|
||||||
|
|
||||||
|
trap '' 0
|
||||||
|
fi
|
||||||
done
|
done
|
||||||
|
|
||||||
if [ x"$src" = x ]
|
# Local variables:
|
||||||
then
|
# eval: (add-hook 'before-save-hook 'time-stamp)
|
||||||
echo "$0: no input file specified" >&2
|
# time-stamp-start: "scriptversion="
|
||||||
exit 1
|
# time-stamp-format: "%:y-%02m-%02d.%02H"
|
||||||
else
|
# time-stamp-time-zone: "UTC0"
|
||||||
:
|
# time-stamp-end: "; # UTC"
|
||||||
fi
|
# End:
|
||||||
|
|
||||||
if [ x"$dir_arg" != x ]; then
|
|
||||||
dst=$src
|
|
||||||
src=""
|
|
||||||
|
|
||||||
if [ -d "$dst" ]; then
|
|
||||||
instcmd=:
|
|
||||||
chmodcmd=""
|
|
||||||
else
|
|
||||||
instcmd=$mkdirprog
|
|
||||||
fi
|
|
||||||
else
|
|
||||||
|
|
||||||
# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
|
|
||||||
# might cause directories to be created, which would be especially bad
|
|
||||||
# if $src (and thus $dsttmp) contains '*'.
|
|
||||||
|
|
||||||
if [ -f "$src" ] || [ -d "$src" ]
|
|
||||||
then
|
|
||||||
:
|
|
||||||
else
|
|
||||||
echo "$0: $src does not exist" >&2
|
|
||||||
exit 1
|
|
||||||
fi
|
|
||||||
|
|
||||||
if [ x"$dst" = x ]
|
|
||||||
then
|
|
||||||
echo "$0: no destination specified" >&2
|
|
||||||
exit 1
|
|
||||||
else
|
|
||||||
:
|
|
||||||
fi
|
|
||||||
|
|
||||||
# If destination is a directory, append the input filename; if your system
|
|
||||||
# does not like double slashes in filenames, you may need to add some logic
|
|
||||||
|
|
||||||
if [ -d "$dst" ]
|
|
||||||
then
|
|
||||||
dst=$dst/`basename "$src"`
|
|
||||||
else
|
|
||||||
:
|
|
||||||
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
|
|
||||||
:
|
|
||||||
fi
|
|
||||||
|
|
||||||
pathcomp=$pathcomp/
|
|
||||||
done
|
|
||||||
fi
|
|
||||||
|
|
||||||
if [ x"$dir_arg" != x ]
|
|
||||||
then
|
|
||||||
$doit $instcmd "$dst" &&
|
|
||||||
|
|
||||||
if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dst"; else : ; fi &&
|
|
||||||
if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dst"; else : ; fi &&
|
|
||||||
if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dst"; else : ; fi &&
|
|
||||||
if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dst"; else : ; 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
|
|
||||||
:
|
|
||||||
fi
|
|
||||||
|
|
||||||
# Make a couple of temp file names in the proper directory.
|
|
||||||
|
|
||||||
dsttmp=$dstdir/#inst.$$#
|
|
||||||
rmtmp=$dstdir/#rm.$$#
|
|
||||||
|
|
||||||
# Trap to clean up temp files at exit.
|
|
||||||
|
|
||||||
trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
|
|
||||||
trap '(exit $?); exit' 1 2 13 15
|
|
||||||
|
|
||||||
# Move or copy the file name to the temp name
|
|
||||||
|
|
||||||
$doit $instcmd "$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 $instcmd $src $dsttmp" command.
|
|
||||||
|
|
||||||
if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else :;fi &&
|
|
||||||
if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else :;fi &&
|
|
||||||
if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dsttmp"; else :;fi &&
|
|
||||||
if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else :;fi &&
|
|
||||||
|
|
||||||
# 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 [ -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 &&
|
|
||||||
|
|
||||||
# The final little trick to "correctly" pass the exit status to the exit trap.
|
|
||||||
|
|
||||||
{
|
|
||||||
(exit 0); exit
|
|
||||||
}
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue