diff options
Diffstat (limited to 'build-aux/install-sh')
| -rwxr-xr-x | build-aux/install-sh | 388 |
1 files changed, 203 insertions, 185 deletions
diff --git a/build-aux/install-sh b/build-aux/install-sh index 0b0fdcbb..a5897de6 100755 --- a/build-aux/install-sh +++ b/build-aux/install-sh @@ -1,7 +1,7 @@ #!/bin/sh # install - install a program, script, or datafile -scriptversion=2013-12-25.23; # UTC +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 @@ -35,21 +35,25 @@ scriptversion=2013-12-25.23; # UTC # 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. -tab=' ' nl=' ' -IFS=" $tab$nl" +IFS=" "" $nl" -# Set DOITPROG to "echo" to test this script. +# set DOITPROG to echo to test this script +# Don't use :- since 4.3BSD and earlier shells don't like it. doit=${DOITPROG-} -doit_exec=${doit:-exec} +if test -z "$doit"; then + doit_exec=exec +else + doit_exec=$doit +fi # Put in absolute file names if you don't have them in your path; # or use environment vars. @@ -64,6 +68,17 @@ mvprog=${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. @@ -82,7 +97,7 @@ dir_arg= dst_arg= copy_on_change=false -is_target_a_directory=possibly +no_target_directory= usage="\ Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE @@ -122,57 +137,42 @@ while test $# -ne 0; do -d) dir_arg=true;; -g) chgrpcmd="$chgrpprog $2" - shift;; + shift;; --help) echo "$usage"; exit $?;; -m) mode=$2 - case $mode in - *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*) - echo "$0: invalid mode: $mode" >&2 - exit 1;; - esac - shift;; + case $mode in + *' '* | *' '* | *' +'* | *'*'* | *'?'* | *'['*) + echo "$0: invalid mode: $mode" >&2 + exit 1;; + esac + shift;; -o) chowncmd="$chownprog $2" - shift;; + shift;; -s) stripcmd=$stripprog;; - -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;; + -t) dst_arg=$2 + shift;; - -T) is_target_a_directory=never;; + -T) no_target_directory=true;; --version) echo "$0 $scriptversion"; exit $?;; - --) shift - break;; + --) shift + break;; - -*) echo "$0: invalid option: $1" >&2 - exit 1;; + -*) echo "$0: invalid option: $1" >&2 + exit 1;; *) break;; esac shift done -# We allow the use of options -d and -T together, by making -d -# take the precedence; this is for compatibility with GNU install. - -if test -n "$dir_arg"; then - if test -n "$dst_arg"; then - echo "$0: target directory not allowed when installing a directory." >&2 - exit 1 - fi -fi - 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. @@ -186,10 +186,6 @@ if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then fi shift # arg dst_arg=$arg - # Protect names problematic for 'test' and other utilities. - case $dst_arg in - -* | [=\(\)!]) dst_arg=./$dst_arg;; - esac done fi @@ -198,26 +194,13 @@ if test $# -eq 0; then echo "$0: no input file specified." >&2 exit 1 fi - # It's OK to call 'install-sh -d' without argument. + # It's OK to call `install-sh -d' without argument. # This can happen when creating conditional directories. exit 0 fi if test -z "$dir_arg"; then - if test $# -gt 1 || test "$is_target_a_directory" = always; then - if test ! -d "$dst_arg"; then - echo "$0: $dst_arg: Is not a directory." >&2 - exit 1 - fi - fi -fi - -if test -z "$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 + trap '(exit $?); exit' 1 2 13 15 # Set umask so as not to create temps with too-generous modes. # However, 'strip' requires both read and write access to temps. @@ -228,16 +211,16 @@ if test -z "$dir_arg"; then *[0-7]) if test -z "$stripcmd"; then - u_plus_rw= + u_plus_rw= else - u_plus_rw='% 200' + u_plus_rw='% 200' fi cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; *) if test -z "$stripcmd"; then - u_plus_rw= + u_plus_rw= else - u_plus_rw=,u+rw + u_plus_rw=,u+rw fi cp_umask=$mode$u_plus_rw;; esac @@ -245,9 +228,9 @@ fi for src do - # Protect names problematic for 'test' and other utilities. + # Protect names starting with `-'. case $src in - -* | [=\(\)!]) src=./$src;; + -*) src=./$src;; esac if test -n "$dir_arg"; then @@ -269,20 +252,51 @@ do echo "$0: no destination specified." >&2 exit 1 fi + dst=$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 "$dst"; then - if test "$is_target_a_directory" = never; then - echo "$0: $dst_arg: Is a directory" >&2 - exit 1 + if test -n "$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 - dstdir=`dirname "$dst"` + # Prefer dirname, but fall back on a substitute if dirname fails. + dstdir=` + (dirname "$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 @@ -293,74 +307,74 @@ do 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-$$ - trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 - - if (umask $mkdir_umask && - exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 - then - if test -z "$dir_arg" || { - # Check for POSIX incompatibilities with -m. - # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or - # other-writable bit of parent directory when it shouldn't. - # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. - ls_ld_tmpdir=`ls -ld "$tmpdir"` - case $ls_ld_tmpdir in - d????-?r-*) different_mode=700;; - d????-?--*) different_mode=755;; - *) false;; - esac && - $mkdirprog -m$different_mode -p -- "$tmpdir" && { - ls_ld_tmpdir_1=`ls -ld "$tmpdir"` - test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" - } - } - then posix_mkdir=: - fi - rmdir "$tmpdir/d" "$tmpdir" - else - # Remove any dirs left behind by ancient mkdir implementations. - rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null - fi - trap '' 0;; - esac;; + # Create intermediate dirs using mode 755 as modified by the umask. + # This is like FreeBSD 'install' as of 1997-10-28. + umask=`umask` + case $stripcmd.$umask in + # Optimize common cases. + *[2367][2367]) mkdir_umask=$umask;; + .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; + + *[0-7]) + mkdir_umask=`expr $umask + 22 \ + - $umask % 100 % 40 + $umask % 20 \ + - $umask % 10 % 4 + $umask % 2 + `;; + *) mkdir_umask=$umask,go-w;; + esac + + # With -d, create the new directory with the user-specified mode. + # Otherwise, rely on $mkdir_umask. + if test -n "$dir_arg"; then + mkdir_mode=-m$mode + else + mkdir_mode= + fi + + posix_mkdir=false + case $umask in + *[123567][0-7][0-7]) + # POSIX mkdir -p sets u+wx bits regardless of umask, which + # is incompatible with FreeBSD 'install' when (umask & 300) != 0. + ;; + *) + tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ + 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" + umask $mkdir_umask && + $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" ) then : else @@ -370,51 +384,53 @@ do # directory the slow way, step by step, checking for races as we go. case $dstdir in - /*) prefix='/';; - [-=\(\)!]*) prefix='./';; - *) prefix='';; + /*) prefix='/';; + -*) prefix='./';; + *) prefix='';; esac + eval "$initialize_posix_glob" + oIFS=$IFS IFS=/ - set -f + $posix_glob set -f set fnord $dstdir shift - set +f + $posix_glob set +f IFS=$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/ + 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 + # 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 @@ -449,12 +465,15 @@ do # 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 "$dsttmp" 2>/dev/null` && - set -f && + old=`LC_ALL=C ls -dlL "$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 && - set +f && + $posix_glob set +f && + test "$old" = "$new" && $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 then @@ -467,24 +486,24 @@ do # to itself, or perhaps because mv is so ancient that it does not # support -f. { - # Now remove or move aside any old file at destination location. - # We try this two ways since rm can't unlink itself on some - # systems and the destination file might be busy for other - # reasons. In this case, the final cleanup might fail but the new - # file should still install successfully. - { - test ! -f "$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" "$dst" + # Now remove or move aside any old file at destination location. + # We try this two ways since rm can't unlink itself on some + # systems and the destination file might be busy for other + # reasons. In this case, the final cleanup might fail but the new + # file should still install successfully. + { + test ! -f "$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" "$dst" } fi || exit 1 @@ -496,6 +515,5 @@ done # eval: (add-hook 'write-file-hooks 'time-stamp) # time-stamp-start: "scriptversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-time-zone: "UTC" -# time-stamp-end: "; # UTC" +# time-stamp-end: "$" # End: |