X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=install-sh;h=a5897de6ea7f74f83fd793474bb4738d32884719;hp=f5061e7e2696cfc2c6d1e5c03935c7eebbf4ca0b;hb=HEAD;hpb=776afe7766a4fe991dbb5a38595900ebd95d4d5a diff --git a/install-sh b/install-sh old mode 100644 new mode 100755 index f5061e7..a5897de --- a/install-sh +++ b/install-sh @@ -1,7 +1,7 @@ #!/bin/sh # install - install a program, script, or datafile -scriptversion=2003-09-24.23 +scriptversion=2006-12-25.00 # This originates from X11R5 (mit/util/scripts/install.sh), which was # later released in X11R6 (xc/config/util/install.sh) with the @@ -39,253 +39,477 @@ scriptversion=2003-09-24.23 # 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. + +nl=' +' +IFS=" "" $nl" # set DOITPROG to echo to test this script # Don't use :- since 4.3BSD and earlier shells don't like it. -doit="${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= +doit=${DOITPROG-} +if test -z "$doit"; then + doit_exec=exec +else + doit_exec=$doit +fi + +# Put in absolute file names if you don't have them in your path; +# or use environment vars. + +chgrpprog=${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_glob='?' +initialize_posix_glob=' + test "$posix_glob" != "?" || { + if (set -f) 2>/dev/null; then + posix_glob= + else + posix_glob=: + fi + } +' + +posix_mkdir= + +# Desired mode of installed file. +mode=0755 + chgrpcmd= -stripcmd= +chmodcmd=$chmodprog +chowncmd= +mvcmd=$mvprog rmcmd="$rmprog -f" -mvcmd="$mvprog" +stripcmd= + src= dst= dir_arg= +dst_arg= + +copy_on_change=false +no_target_directory= -usage="Usage: $0 [OPTION]... SRCFILE DSTFILE - or: $0 -d DIR1 DIR2... +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 first form, install SRCFILE to DSTFILE, removing SRCFILE by default. -In the second, create the directory path DIR. +In the 1st form, copy SRCFILE to DSTFILE. +In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. +In the 4th, create DIRECTORIES. Options: --b=TRANSFORMBASENAME --c copy source (using $cpprog) instead of moving (using $mvprog). --d create directories instead of installing files. --g GROUP $chgrp installed files to GROUP. --m MODE $chmod installed files to MODE. --o USER $chown installed files to USER. --s strip installed files (using $stripprog). --t=TRANSFORM ---help display this help and exit. ---version display version info and exit. + --help display this help and exit. + --version display version info and exit. + + -c (ignored) + -C install only if different (preserve the last 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. + -s $stripprog installed files. + -t DIRECTORY install into DIRECTORY. + -T report an error if DSTFILE is a directory. Environment variables override the default commands: - CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG + CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG + RMPROG STRIPPROG " -while test -n "$1"; do +while test $# -ne 0; do case $1 in - -b=*) transformbasename=`echo $1 | sed 's/-b=//'` - shift - continue;; + -c) ;; - -c) instcmd=$cpprog - shift - continue;; + -C) copy_on_change=true;; - -d) dir_arg=true - shift - continue;; + -d) dir_arg=true;; -g) chgrpcmd="$chgrpprog $2" - shift - shift - continue;; + shift;; - --help) echo "$usage"; exit 0;; + --help) echo "$usage"; exit $?;; - -m) chmodcmd="$chmodprog $2" - shift - shift - continue;; + -m) mode=$2 + case $mode in + *' '* | *' '* | *' +'* | *'*'* | *'?'* | *'['*) + echo "$0: invalid mode: $mode" >&2 + exit 1;; + esac + shift;; -o) chowncmd="$chownprog $2" - shift - shift - continue;; - - -s) stripcmd=$stripprog - shift - continue;; - - -t=*) transformarg=`echo $1 | sed 's/-t=//'` - shift - continue;; - - --version) echo "$0 $scriptversion"; exit 0;; - - *) if test -z "$src"; then - src=$1 - else - # this colon is to work around a 386BSD /bin/sh bug - : - dst=$1 - fi - shift - continue;; - esac -done + shift;; -if test -z "$src"; then - echo "$0: no input file specified." >&2 - exit 1 -fi + -s) stripcmd=$stripprog;; -# Protect names starting with `-'. -case $src in - -*) src=./$src ;; -esac + -t) dst_arg=$2 + shift;; -if test -n "$dir_arg"; then - dst=$src - src= + -T) no_target_directory=true;; - if test -d "$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 $dsttmp) contains '*'. - if test ! -f "$src" && test ! -d "$src"; then - echo "$0: $src does not exist." >&2 - exit 1 - fi + --version) echo "$0 $scriptversion"; exit $?;; - if test -z "$dst"; then - echo "$0: no destination specified." >&2 - exit 1 - fi + --) shift + break;; - # Protect names starting with `-'. - case $dst in - -*) dst=./$dst ;; + -*) echo "$0: invalid option: $1" >&2 + exit 1;; + + *) break;; esac + shift +done - # If destination is a directory, append the input filename; won't work - # if double slashes aren't ignored. - if test -d "$dst"; then - dst=$dst/`basename "$src"` - fi +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 + done 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 +if test $# -eq 0; then + if test -z "$dir_arg"; then + echo "$0: no input file specified." >&2 + exit 1 + fi + # It's OK to call `install-sh -d' without argument. + # This can happen when creating conditional directories. + exit 0 +fi - pathcomp= +if test -z "$dir_arg"; then + trap '(exit $?); exit' 1 2 13 15 - while test $# -ne 0 ; do - pathcomp=$pathcomp$1 - shift - test -d "$pathcomp" || $mkdirprog "$pathcomp" - pathcomp=$pathcomp/ - done + # 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 test -n "$dir_arg"; then - $doit $instcmd "$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"; } +for src +do + # Protect names starting with `-'. + case $src in + -*) src=./$src;; + esac -else - # If we're going to rename the final executable, determine the name now. - if test -z "$transformarg"; then - dstfile=`basename "$dst"` + if test -n "$dir_arg"; then + dst=$src + dstdir=$dst + test -d "$dstdir" + dstdir_status=$? else - dstfile=`basename "$dst" $transformbasename \ - | sed $transformarg`$transformbasename - fi - # don't allow the sed command to completely eliminate the filename. - test -z "$dstfile" && dstfile=`basename "$dst"` + # 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: $src does not exist." >&2 + exit 1 + fi - # Make a couple of temp file names in the proper directory. - dsttmp=$dstdir/_inst.$$_ - rmtmp=$dstdir/_rm.$$_ + if test -z "$dst_arg"; then + echo "$0: no destination specified." >&2 + exit 1 + fi - # Trap to clean up those temp files at exit. - trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0 - trap '(exit $?); exit' 1 2 13 15 + dst=$dst_arg + # 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: $dst_arg: Is a directory" >&2 + exit 1 + fi + dstdir=$dst + dst=$dstdir/`basename "$src"` + dstdir_status=0 + else + # Prefer dirname, but fall back on a substitute if dirname fails. + dstdir=` + (dirname "$dst") 2>/dev/null || + expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$dst" : 'X\(//\)[^/]' \| \ + X"$dst" : 'X\(//\)$' \| \ + X"$dst" : 'X\(/\)' \| . 2>/dev/null || + echo X"$dst" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q' + ` + + test -d "$dstdir" + dstdir_status=$? + fi + fi - # 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 $dsttmp" command. - # - { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \ - && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \ - && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \ - && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } && - - # Now 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 - } + obsolete_mkdir_used=false + + if test $dstdir_status != 0; then + case $posix_mkdir in + '') + # Create intermediate dirs using mode 755 as modified by the umask. + # This is like FreeBSD 'install' as of 1997-10-28. + umask=`umask` + case $stripcmd.$umask in + # Optimize common cases. + *[2367][2367]) mkdir_umask=$umask;; + .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; + + *[0-7]) + mkdir_umask=`expr $umask + 22 \ + - $umask % 100 % 40 + $umask % 20 \ + - $umask % 10 % 4 + $umask % 2 + `;; + *) mkdir_umask=$umask,go-w;; + esac + + # 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 + case $umask in + *[123567][0-7][0-7]) + # POSIX mkdir -p sets u+wx bits regardless of umask, which + # is incompatible with FreeBSD 'install' when (umask & 300) != 0. + ;; + *) + tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ + trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 + + if (umask $mkdir_umask && + exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 + then + 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-writeable bit of parent directory when it shouldn't. + # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. + ls_ld_tmpdir=`ls -ld "$tmpdir"` + case $ls_ld_tmpdir in + d????-?r-*) different_mode=700;; + d????-?--*) different_mode=755;; + *) false;; + esac && + $mkdirprog -m$different_mode -p -- "$tmpdir" && { + ls_ld_tmpdir_1=`ls -ld "$tmpdir"` + test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" + } + } + then posix_mkdir=: + fi + rmdir "$tmpdir/d" "$tmpdir" + else + # Remove any dirs left behind by ancient mkdir implementations. + rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null + fi + trap '' 0;; + esac;; + esac + + if + $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 + + eval "$initialize_posix_glob" + + oIFS=$IFS + IFS=/ + $posix_glob set -f + set fnord $dstdir + shift + $posix_glob set +f + IFS=$oIFS + + prefixes= + + for d + do + test -z "$d" && 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 - # Now rename the file to the real destination. - $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" -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 -# The final little trick to "correctly" pass the exit status to the exit trap. -{ - (exit 0); exit -} + # 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 + + # 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 "$dsttmp" 2>/dev/null` && + + eval "$initialize_posix_glob" && + $posix_glob set -f && + set X $old && old=:$2:$4:$5:$6 && + set X $new && new=:$2:$4:$5:$6 && + $posix_glob set +f && + + test "$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 # Local variables: # eval: (add-hook 'write-file-hooks 'time-stamp)