-#! /bin/sh
-#
+#!/bin/sh
# install - install a program, script, or datafile
-#
+
+scriptversion=2020-11-14.01; # UTC
+
# 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.
# 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
+# '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.
+# from scratch.
+
+tab=' '
+nl='
+'
+IFS=" $tab$nl"
+
+# Set DOITPROG to "echo" to test this script.
+doit=${DOITPROG-}
+doit_exec=${doit:-exec}
-# set DOITPROG to echo to test this script
+# Put in absolute file names if you don't have them in your path;
+# or use environment vars.
-# Don't use :- since 4.3BSD and earlier shells don't like it.
-doit="${DOITPROG-}"
+chgrpprog=${CHGRPPROG-chgrp}
+chmodprog=${CHMODPROG-chmod}
+chownprog=${CHOWNPROG-chown}
+cmpprog=${CMPPROG-cmp}
+cpprog=${CPPROG-cp}
+mkdirprog=${MKDIRPROG-mkdir}
+mvprog=${MVPROG-mv}
+rmprog=${RMPROG-rm}
+stripprog=${STRIPPROG-strip}
+posix_mkdir=
-# put in absolute paths if you don't have them in your path; or use env. vars.
+# Desired mode of installed file.
+mode=0755
-mvprog="${MVPROG-mv}"
-cpprog="${CPPROG-cp}"
-chmodprog="${CHMODPROG-chmod}"
-chownprog="${CHOWNPROG-chown}"
-chgrpprog="${CHGRPPROG-chgrp}"
-stripprog="${STRIPPROG-strip}"
-rmprog="${RMPROG-rm}"
-mkdirprog="${MKDIRPROG-mkdir}"
+# Create dirs (including intermediate dirs) using mode 755.
+# This is like GNU 'install' as of coreutils 8.32 (2020).
+mkdir_umask=22
-transformbasename=""
-transform_arg=""
-instcmd="$mvprog"
-chmodcmd="$chmodprog 0755"
-chowncmd=""
-chgrpcmd=""
-stripcmd=""
+backupsuffix=
+chgrpcmd=
+chmodcmd=$chmodprog
+chowncmd=
+mvcmd=$mvprog
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=$1
- fi
- shift
- continue;;
- esac
-done
+stripcmd=
-if [ x"$src" = x ]
-then
- echo "$0: no input file specified" >&2
- exit 1
-else
- :
-fi
+src=
+dst=
+dir_arg=
+dst_arg=
-if [ x"$dir_arg" != x ]; then
- dst=$src
- src=""
+copy_on_change=false
+is_target_a_directory=possibly
- if [ -d "$dst" ]; then
- instcmd=:
- chmodcmd=""
- else
- instcmd=$mkdirprog
- fi
-else
+usage="\
+Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
+ or: $0 [OPTION]... SRCFILES... DIRECTORY
+ or: $0 [OPTION]... -t DIRECTORY SRCFILES...
+ or: $0 [OPTION]... -d DIRECTORIES...
-# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
-# might cause directories to be created, which would be especially bad
-# if $src (and thus $dsttmp) contains '*'.
+In the 1st form, copy SRCFILE to DSTFILE.
+In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
+In the 4th, create DIRECTORIES.
- if [ -f "$src" ] || [ -d "$src" ]
- then
- :
- else
- echo "$0: $src does not exist" >&2
- exit 1
- fi
+Options:
+ --help display this help and exit.
+ --version display version info and exit.
- if [ x"$dst" = x ]
- then
- echo "$0: no destination specified" >&2
- exit 1
- else
- :
- fi
+ -c (ignored)
+ -C install only if different (preserve data modification time)
+ -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.
+ -p pass -p to $cpprog.
+ -s $stripprog installed files.
+ -S SUFFIX attempt to back up existing files, with suffix SUFFIX.
+ -t DIRECTORY install into DIRECTORY.
+ -T report an error if DSTFILE is a directory.
-# If destination is a directory, append the input filename; if your system
-# does not like double slashes in filenames, you may need to add some logic
+Environment variables override the default commands:
+ CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
+ RMPROG STRIPPROG
- if [ -d "$dst" ]
- then
- dst=$dst/`basename "$src"`
- else
- :
- fi
-fi
+By default, rm is invoked with -f; when overridden with RMPROG,
+it's up to you to specify -f if you want it.
-## this sed command emulates the dirname command
-dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
+If -S is not specified, no backups are attempted.
-# Make sure that the destination directory exists.
-# this part is taken from Noah Friedman's mkinstalldirs script
+Email bug reports to bug-automake@gnu.org.
+Automake home page: https://www.gnu.org/software/automake/
+"
-# Skip lots of stat calls in the usual case.
-if [ ! -d "$dstdir" ]; then
-defaultIFS='
- '
-IFS="${IFS-$defaultIFS}"
+while test $# -ne 0; do
+ case $1 in
+ -c) ;;
-oIFS=$IFS
-# Some sh's can't handle IFS=/ for some reason.
-IFS='%'
-set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
-IFS=$oIFS
+ -C) copy_on_change=true;;
-pathcomp=''
+ -d) dir_arg=true;;
-while [ $# -ne 0 ] ; do
- pathcomp=$pathcomp$1
- shift
+ -g) chgrpcmd="$chgrpprog $2"
+ shift;;
- if [ ! -d "$pathcomp" ] ;
- then
- $mkdirprog "$pathcomp"
- else
- :
- fi
+ --help) echo "$usage"; exit $?;;
- pathcomp=$pathcomp/
-done
-fi
+ -m) mode=$2
+ case $mode in
+ *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
+ echo "$0: invalid mode: $mode" >&2
+ exit 1;;
+ esac
+ shift;;
-if [ x"$dir_arg" != x ]
-then
- $doit $instcmd "$dst" &&
+ -o) chowncmd="$chownprog $2"
+ shift;;
- if [ x"$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
+ -p) cpprog="$cpprog -p";;
-# If we're going to rename the final executable, determine the name now.
+ -s) stripcmd=$stripprog;;
- if [ x"$transformarg" = x ]
- then
- dstfile=`basename "$dst"`
- else
- dstfile=`basename "$dst" $transformbasename |
- sed $transformarg`$transformbasename
- fi
+ -S) backupsuffix="$2"
+ shift;;
-# don't allow the sed command to completely eliminate the filename
+ -t)
+ is_target_a_directory=always
+ dst_arg=$2
+ # Protect names problematic for 'test' and other utilities.
+ case $dst_arg in
+ -* | [=\(\)!]) dst_arg=./$dst_arg;;
+ esac
+ shift;;
- if [ x"$dstfile" = x ]
- then
- dstfile=`basename "$dst"`
- else
- :
- fi
+ -T) is_target_a_directory=never;;
-# Make a couple of temp file names in the proper directory.
+ --version) echo "$0 $scriptversion"; exit $?;;
- dsttmp=$dstdir/#inst.$$#
- rmtmp=$dstdir/#rm.$$#
+ --) shift
+ break;;
-# Trap to clean up temp files at exit.
+ -*) echo "$0: invalid option: $1" >&2
+ exit 1;;
- trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
- trap '(exit $?); exit' 1 2 13 15
+ *) break;;
+ esac
+ shift
+done
-# Move or copy the file name to the temp name
+# We allow the use of options -d and -T together, by making -d
+# take the precedence; this is for compatibility with GNU install.
- $doit $instcmd "$src" "$dsttmp" &&
+if test -n "$dir_arg"; then
+ if test -n "$dst_arg"; then
+ echo "$0: target directory not allowed when installing a directory." >&2
+ exit 1
+ fi
+fi
-# and set any options; do chmod last to preserve setuid bits
+if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
+ # When -d is used, all remaining arguments are directories to create.
+ # When -t is used, the destination is already specified.
+ # Otherwise, the last argument is the destination. Remove it from $@.
+ for arg
+ do
+ if test -n "$dst_arg"; then
+ # $@ is not empty: it contains at least $arg.
+ set fnord "$@" "$dst_arg"
+ shift # fnord
+ fi
+ shift # arg
+ dst_arg=$arg
+ # Protect names problematic for 'test' and other utilities.
+ case $dst_arg in
+ -* | [=\(\)!]) dst_arg=./$dst_arg;;
+ esac
+ done
+fi
-# If any of these fail, we abort the whole thing. If we want to
-# ignore errors from any of these, just make sure not to ignore
-# errors from the above "$doit $instcmd $src $dsttmp" command.
+if test $# -eq 0; then
+ if test -z "$dir_arg"; then
+ echo "$0: no input file specified." >&2
+ exit 1
+ fi
+ # It's OK to call 'install-sh -d' without argument.
+ # This can happen when creating conditional directories.
+ exit 0
+fi
- if [ x"$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 &&
+if test -z "$dir_arg"; then
+ if test $# -gt 1 || test "$is_target_a_directory" = always; then
+ if test ! -d "$dst_arg"; then
+ echo "$0: $dst_arg: Is not a directory." >&2
+ exit 1
+ fi
+ fi
+fi
-# Now remove or move aside any old file at destination location. We try this
-# two ways since rm can't unlink itself on some systems and the destination
-# file might be busy for other reasons. In this case, the final cleanup
-# might fail but the new file should still install successfully.
+if test -z "$dir_arg"; then
+ do_exit='(exit $ret); exit $ret'
+ trap "ret=129; $do_exit" 1
+ trap "ret=130; $do_exit" 2
+ trap "ret=141; $do_exit" 13
+ trap "ret=143; $do_exit" 15
+
+ # Set umask so as not to create temps with too-generous modes.
+ # However, 'strip' requires both read and write access to temps.
+ case $mode in
+ # Optimize common cases.
+ *644) cp_umask=133;;
+ *755) cp_umask=22;;
+
+ *[0-7])
+ if test -z "$stripcmd"; then
+ u_plus_rw=
+ else
+ u_plus_rw='% 200'
+ fi
+ cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
+ *)
+ if test -z "$stripcmd"; then
+ u_plus_rw=
+ else
+ u_plus_rw=,u+rw
+ fi
+ cp_umask=$mode$u_plus_rw;;
+ esac
+fi
-{
- if [ -f "$dstdir/$dstfile" ]
+for src
+do
+ # Protect names problematic for 'test' and other utilities.
+ case $src in
+ -* | [=\(\)!]) src=./$src;;
+ esac
+
+ if test -n "$dir_arg"; then
+ dst=$src
+ dstdir=$dst
+ test -d "$dstdir"
+ dstdir_status=$?
+ # Don't chown directories that already exist.
+ if test $dstdir_status = 0; then
+ chowncmd=""
+ fi
+ else
+
+ # Waiting for this to be detected by the "$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: $src does not exist." >&2
+ exit 1
+ fi
+
+ if test -z "$dst_arg"; then
+ echo "$0: no destination specified." >&2
+ exit 1
+ fi
+ dst=$dst_arg
+
+ # If destination is a directory, append the input filename.
+ if test -d "$dst"; then
+ if test "$is_target_a_directory" = never; then
+ echo "$0: $dst_arg: Is a directory" >&2
+ exit 1
+ fi
+ dstdir=$dst
+ dstbase=`basename "$src"`
+ case $dst in
+ */) dst=$dst$dstbase;;
+ *) dst=$dst/$dstbase;;
+ esac
+ dstdir_status=0
+ else
+ dstdir=`dirname "$dst"`
+ test -d "$dstdir"
+ dstdir_status=$?
+ fi
+ fi
+
+ case $dstdir in
+ */) dstdirslash=$dstdir;;
+ *) dstdirslash=$dstdir/;;
+ esac
+
+ obsolete_mkdir_used=false
+
+ if test $dstdir_status != 0; then
+ case $posix_mkdir in
+ '')
+ # With -d, create the new directory with the user-specified mode.
+ # Otherwise, rely on $mkdir_umask.
+ if test -n "$dir_arg"; then
+ mkdir_mode=-m$mode
+ else
+ mkdir_mode=
+ fi
+
+ posix_mkdir=false
+ # The $RANDOM variable is not portable (e.g., dash). Use it
+ # here however when possible just to lower collision chance.
+ tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
+
+ trap '
+ ret=$?
+ rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null
+ exit $ret
+ ' 0
+
+ # Because "mkdir -p" follows existing symlinks and we likely work
+ # directly in world-writeable /tmp, make sure that the '$tmpdir'
+ # directory is successfully created first before we actually test
+ # 'mkdir -p'.
+ if (umask $mkdir_umask &&
+ $mkdirprog $mkdir_mode "$tmpdir" &&
+ exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
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
- }
+ if test -z "$dir_arg" || {
+ # Check for POSIX incompatibilities with -m.
+ # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
+ # other-writable bit of parent directory when it shouldn't.
+ # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
+ test_tmpdir="$tmpdir/a"
+ ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
+ case $ls_ld_tmpdir in
+ d????-?r-*) different_mode=700;;
+ d????-?--*) different_mode=755;;
+ *) false;;
+ esac &&
+ $mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
+ ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
+ test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
+ }
+ }
+ then posix_mkdir=:
+ fi
+ rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
else
- :
+ # Remove any dirs left behind by ancient mkdir implementations.
+ rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
fi
-} &&
-
-# Now rename the file to the real destination.
-
- $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
-
-fi &&
+ trap '' 0;;
+ esac
-# The final little trick to "correctly" pass the exit status to the exit trap.
+ if
+ $posix_mkdir && (
+ umask $mkdir_umask &&
+ $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
+ )
+ then :
+ else
+
+ # 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 $cp_umask &&
+ { test -z "$stripcmd" || {
+ # Create $dsttmp read-write so that cp doesn't create it read-only,
+ # which would cause strip to fail.
+ if test -z "$doit"; then
+ : >"$dsttmp" # No need to fork-exec 'touch'.
+ else
+ $doit touch "$dsttmp"
+ fi
+ }
+ } &&
+ $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
+ # If $backupsuffix is set, and the file being installed
+ # already exists, attempt a backup. Don't worry if it fails,
+ # e.g., if mv doesn't support -f.
+ if test -n "$backupsuffix" && test -f "$dst"; then
+ $doit $mvcmd -f "$dst" "$dst$backupsuffix" 2>/dev/null
+ fi
+
+ # 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 $rmcmd "$dst" 2>/dev/null ||
+ { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
+ { $doit $rmcmd "$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
-{
- (exit 0); exit
-}
+# Local variables:
+# eval: (add-hook 'before-save-hook 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC0"
+# time-stamp-end: "; # UTC"
+# End:
projects / ncurses.git / commitdiff