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contrib/ldns/install-sh
#!/bin/sh | #!/bin/sh | ||||
# install - install a program, script, or datafile | # install - install a program, script, or datafile | ||||
scriptversion=2014-09-12.12; # UTC | scriptversion=2020-11-14.01; # UTC | ||||
# This originates from X11R5 (mit/util/scripts/install.sh), which was | # This originates from X11R5 (mit/util/scripts/install.sh), which was | ||||
# later released in X11R6 (xc/config/util/install.sh) with the | # later released in X11R6 (xc/config/util/install.sh) with the | ||||
# following copyright and license. | # following copyright and license. | ||||
# | # | ||||
# Copyright (C) 1994 X Consortium | # Copyright (C) 1994 X Consortium | ||||
# | # | ||||
# Permission is hereby granted, free of charge, to any person obtaining a copy | # Permission is hereby granted, free of charge, to any person obtaining a copy | ||||
▲ Show 20 Lines • Show All 51 Lines • ▼ Show 20 Lines | |||||
rmprog=${RMPROG-rm} | rmprog=${RMPROG-rm} | ||||
stripprog=${STRIPPROG-strip} | stripprog=${STRIPPROG-strip} | ||||
posix_mkdir= | posix_mkdir= | ||||
# Desired mode of installed file. | # Desired mode of installed file. | ||||
mode=0755 | mode=0755 | ||||
# Create dirs (including intermediate dirs) using mode 755. | |||||
# This is like GNU 'install' as of coreutils 8.32 (2020). | |||||
mkdir_umask=22 | |||||
backupsuffix= | |||||
chgrpcmd= | chgrpcmd= | ||||
chmodcmd=$chmodprog | chmodcmd=$chmodprog | ||||
chowncmd= | chowncmd= | ||||
mvcmd=$mvprog | mvcmd=$mvprog | ||||
rmcmd="$rmprog -f" | rmcmd="$rmprog -f" | ||||
stripcmd= | stripcmd= | ||||
src= | src= | ||||
Show All 14 Lines | |||||
In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. | In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. | ||||
In the 4th, create DIRECTORIES. | In the 4th, create DIRECTORIES. | ||||
Options: | Options: | ||||
--help display this help and exit. | --help display this help and exit. | ||||
--version display version info and exit. | --version display version info and exit. | ||||
-c (ignored) | -c (ignored) | ||||
-C install only if different (preserve the last data modification time) | -C install only if different (preserve data modification time) | ||||
-d create directories instead of installing files. | -d create directories instead of installing files. | ||||
-g GROUP $chgrpprog installed files to GROUP. | -g GROUP $chgrpprog installed files to GROUP. | ||||
-m MODE $chmodprog installed files to MODE. | -m MODE $chmodprog installed files to MODE. | ||||
-o USER $chownprog installed files to USER. | -o USER $chownprog installed files to USER. | ||||
-p pass -p to $cpprog. | |||||
-s $stripprog installed files. | -s $stripprog installed files. | ||||
-S SUFFIX attempt to back up existing files, with suffix SUFFIX. | |||||
-t DIRECTORY install into DIRECTORY. | -t DIRECTORY install into DIRECTORY. | ||||
-T report an error if DSTFILE is a directory. | -T report an error if DSTFILE is a directory. | ||||
Environment variables override the default commands: | Environment variables override the default commands: | ||||
CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG | CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG | ||||
RMPROG STRIPPROG | RMPROG STRIPPROG | ||||
By default, rm is invoked with -f; when overridden with RMPROG, | |||||
it's up to you to specify -f if you want it. | |||||
If -S is not specified, no backups are attempted. | |||||
Email bug reports to bug-automake@gnu.org. | |||||
Automake home page: https://www.gnu.org/software/automake/ | |||||
" | " | ||||
while test $# -ne 0; do | while test $# -ne 0; do | ||||
case $1 in | case $1 in | ||||
-c) ;; | -c) ;; | ||||
-C) copy_on_change=true;; | -C) copy_on_change=true;; | ||||
Show All 10 Lines | -m) mode=$2 | ||||
echo "$0: invalid mode: $mode" >&2 | echo "$0: invalid mode: $mode" >&2 | ||||
exit 1;; | exit 1;; | ||||
esac | esac | ||||
shift;; | shift;; | ||||
-o) chowncmd="$chownprog $2" | -o) chowncmd="$chownprog $2" | ||||
shift;; | shift;; | ||||
-p) cpprog="$cpprog -p";; | |||||
-s) stripcmd=$stripprog;; | -s) stripcmd=$stripprog;; | ||||
-S) backupsuffix="$2" | |||||
shift;; | |||||
-t) | -t) | ||||
is_target_a_directory=always | is_target_a_directory=always | ||||
dst_arg=$2 | dst_arg=$2 | ||||
# Protect names problematic for 'test' and other utilities. | # Protect names problematic for 'test' and other utilities. | ||||
case $dst_arg in | case $dst_arg in | ||||
-* | [=\(\)!]) dst_arg=./$dst_arg;; | -* | [=\(\)!]) dst_arg=./$dst_arg;; | ||||
esac | esac | ||||
shift;; | shift;; | ||||
▲ Show 20 Lines • Show All 100 Lines • ▼ Show 20 Lines | case $src in | ||||
-* | [=\(\)!]) src=./$src;; | -* | [=\(\)!]) src=./$src;; | ||||
esac | esac | ||||
if test -n "$dir_arg"; then | if test -n "$dir_arg"; then | ||||
dst=$src | dst=$src | ||||
dstdir=$dst | dstdir=$dst | ||||
test -d "$dstdir" | test -d "$dstdir" | ||||
dstdir_status=$? | dstdir_status=$? | ||||
# Don't chown directories that already exist. | |||||
if test $dstdir_status = 0; then | |||||
chowncmd="" | |||||
fi | |||||
else | else | ||||
# Waiting for this to be detected by the "$cpprog $src $dsttmp" command | # Waiting for this to be detected by the "$cpprog $src $dsttmp" command | ||||
# might cause directories to be created, which would be especially bad | # might cause directories to be created, which would be especially bad | ||||
# if $src (and thus $dsttmp) contains '*'. | # if $src (and thus $dsttmp) contains '*'. | ||||
if test ! -f "$src" && test ! -d "$src"; then | if test ! -f "$src" && test ! -d "$src"; then | ||||
echo "$0: $src does not exist." >&2 | echo "$0: $src does not exist." >&2 | ||||
exit 1 | exit 1 | ||||
fi | fi | ||||
if test -z "$dst_arg"; then | if test -z "$dst_arg"; then | ||||
echo "$0: no destination specified." >&2 | echo "$0: no destination specified." >&2 | ||||
exit 1 | exit 1 | ||||
fi | fi | ||||
dst=$dst_arg | dst=$dst_arg | ||||
# If destination is a directory, append the input filename; won't work | # If destination is a directory, append the input filename. | ||||
# if double slashes aren't ignored. | |||||
if test -d "$dst"; then | if test -d "$dst"; then | ||||
if test "$is_target_a_directory" = never; then | if test "$is_target_a_directory" = never; then | ||||
echo "$0: $dst_arg: Is a directory" >&2 | echo "$0: $dst_arg: Is a directory" >&2 | ||||
exit 1 | exit 1 | ||||
fi | fi | ||||
dstdir=$dst | dstdir=$dst | ||||
dst=$dstdir/`basename "$src"` | dstbase=`basename "$src"` | ||||
case $dst in | |||||
*/) dst=$dst$dstbase;; | |||||
*) dst=$dst/$dstbase;; | |||||
esac | |||||
dstdir_status=0 | dstdir_status=0 | ||||
else | else | ||||
dstdir=`dirname "$dst"` | dstdir=`dirname "$dst"` | ||||
test -d "$dstdir" | test -d "$dstdir" | ||||
dstdir_status=$? | dstdir_status=$? | ||||
fi | fi | ||||
fi | fi | ||||
case $dstdir in | |||||
*/) dstdirslash=$dstdir;; | |||||
*) dstdirslash=$dstdir/;; | |||||
esac | |||||
obsolete_mkdir_used=false | obsolete_mkdir_used=false | ||||
if test $dstdir_status != 0; then | if test $dstdir_status != 0; then | ||||
case $posix_mkdir in | 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. | # With -d, create the new directory with the user-specified mode. | ||||
# Otherwise, rely on $mkdir_umask. | # Otherwise, rely on $mkdir_umask. | ||||
if test -n "$dir_arg"; then | if test -n "$dir_arg"; then | ||||
mkdir_mode=-m$mode | mkdir_mode=-m$mode | ||||
else | else | ||||
mkdir_mode= | mkdir_mode= | ||||
fi | fi | ||||
posix_mkdir=false | posix_mkdir=false | ||||
case $umask in | # The $RANDOM variable is not portable (e.g., dash). Use it | ||||
*[123567][0-7][0-7]) | # here however when possible just to lower collision chance. | ||||
# POSIX mkdir -p sets u+wx bits regardless of umask, which | |||||
# is incompatible with FreeBSD 'install' when (umask & 300) != 0. | |||||
;; | |||||
*) | |||||
# $RANDOM is not portable (e.g. dash); use it when possible to | |||||
# lower collision chance | |||||
tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ | tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ | ||||
trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0 | |||||
# As "mkdir -p" follows symlinks and we work in /tmp possibly; so | trap ' | ||||
# create the $tmpdir first (and fail if unsuccessful) to make sure | ret=$? | ||||
# that nobody tries to guess the $tmpdir name. | rmdir "$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 && | if (umask $mkdir_umask && | ||||
$mkdirprog $mkdir_mode "$tmpdir" && | $mkdirprog $mkdir_mode "$tmpdir" && | ||||
exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1 | exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1 | ||||
then | then | ||||
if test -z "$dir_arg" || { | if test -z "$dir_arg" || { | ||||
# Check for POSIX incompatibilities with -m. | # Check for POSIX incompatibilities with -m. | ||||
# HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or | # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or | ||||
# other-writable bit of parent directory when it shouldn't. | # other-writable bit of parent directory when it shouldn't. | ||||
# FreeBSD 6.1 mkdir -m -p sets mode of existing directory. | # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. | ||||
test_tmpdir="$tmpdir/a" | test_tmpdir="$tmpdir/a" | ||||
ls_ld_tmpdir=`ls -ld "$test_tmpdir"` | ls_ld_tmpdir=`ls -ld "$test_tmpdir"` | ||||
case $ls_ld_tmpdir in | case $ls_ld_tmpdir in | ||||
d????-?r-*) different_mode=700;; | d????-?r-*) different_mode=700;; | ||||
d????-?--*) different_mode=755;; | d????-?--*) different_mode=755;; | ||||
*) false;; | *) false;; | ||||
esac && | esac && | ||||
$mkdirprog -m$different_mode -p -- "$test_tmpdir" && { | $mkdirprog -m$different_mode -p -- "$test_tmpdir" && { | ||||
ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"` | ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"` | ||||
test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" | test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" | ||||
} | } | ||||
} | } | ||||
then posix_mkdir=: | then posix_mkdir=: | ||||
fi | fi | ||||
rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" | rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" | ||||
else | else | ||||
# Remove any dirs left behind by ancient mkdir implementations. | # Remove any dirs left behind by ancient mkdir implementations. | ||||
rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null | rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null | ||||
fi | fi | ||||
trap '' 0;; | trap '' 0;; | ||||
esac;; | |||||
esac | esac | ||||
if | if | ||||
$posix_mkdir && ( | $posix_mkdir && ( | ||||
umask $mkdir_umask && | umask $mkdir_umask && | ||||
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" | ||||
) | ) | ||||
then : | then : | ||||
else | else | ||||
# The umask is ridiculous, or mkdir does not conform to POSIX, | # mkdir does not conform to POSIX, | ||||
# or it failed possibly due to a race condition. Create the | # or it failed possibly due to a race condition. Create the | ||||
# directory the slow way, step by step, checking for races as we go. | # directory the slow way, step by step, checking for races as we go. | ||||
case $dstdir in | case $dstdir in | ||||
/*) prefix='/';; | /*) prefix='/';; | ||||
[-=\(\)!]*) prefix='./';; | [-=\(\)!]*) prefix='./';; | ||||
*) prefix='';; | *) prefix='';; | ||||
esac | esac | ||||
Show All 12 Lines | else | ||||
do | do | ||||
test X"$d" = X && continue | test X"$d" = X && continue | ||||
prefix=$prefix$d | prefix=$prefix$d | ||||
if test -d "$prefix"; then | if test -d "$prefix"; then | ||||
prefixes= | prefixes= | ||||
else | else | ||||
if $posix_mkdir; then | if $posix_mkdir; then | ||||
(umask=$mkdir_umask && | (umask $mkdir_umask && | ||||
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break | ||||
# Don't fail if two instances are running concurrently. | # Don't fail if two instances are running concurrently. | ||||
test -d "$prefix" || exit 1 | test -d "$prefix" || exit 1 | ||||
else | else | ||||
case $prefix in | case $prefix in | ||||
*\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; | *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; | ||||
*) qprefix=$prefix;; | *) qprefix=$prefix;; | ||||
esac | esac | ||||
Show All 16 Lines | do | ||||
if test -n "$dir_arg"; then | if test -n "$dir_arg"; then | ||||
{ test -z "$chowncmd" || $doit $chowncmd "$dst"; } && | { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && | ||||
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && | ||||
{ test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || | { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || | ||||
test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 | test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 | ||||
else | else | ||||
# Make a couple of temp file names in the proper directory. | # Make a couple of temp file names in the proper directory. | ||||
dsttmp=$dstdir/_inst.$$_ | dsttmp=${dstdirslash}_inst.$$_ | ||||
rmtmp=$dstdir/_rm.$$_ | rmtmp=${dstdirslash}_rm.$$_ | ||||
# Trap to clean up those temp files at exit. | # Trap to clean up those temp files at exit. | ||||
trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | ||||
# Copy the file name to the temp name. | # Copy the file name to the temp name. | ||||
(umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && | (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" "$dsttmp") && | |||||
# and set any options; do chmod last to preserve setuid bits. | # and set any options; do chmod last to preserve setuid bits. | ||||
# | # | ||||
# If any of these fail, we abort the whole thing. If we want to | # If any of these fail, we abort the whole thing. If we want to | ||||
# ignore errors from any of these, just make sure not to ignore | # ignore errors from any of these, just make sure not to ignore | ||||
# errors from the above "$doit $cpprog $src $dsttmp" command. | # errors from the above "$doit $cpprog $src $dsttmp" command. | ||||
# | # | ||||
{ test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && | { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && | ||||
Show All 9 Lines | if $copy_on_change && | ||||
set X $old && old=:$2:$4:$5:$6 && | set X $old && old=:$2:$4:$5:$6 && | ||||
set X $new && new=:$2:$4:$5:$6 && | set X $new && new=:$2:$4:$5:$6 && | ||||
set +f && | set +f && | ||||
test "$old" = "$new" && | test "$old" = "$new" && | ||||
$cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 | $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 | ||||
then | then | ||||
rm -f "$dsttmp" | rm -f "$dsttmp" | ||||
else | 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. | # Rename the file to the real destination. | ||||
$doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || | $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || | ||||
# The rename failed, perhaps because mv can't rename something else | # The rename failed, perhaps because mv can't rename something else | ||||
# to itself, or perhaps because mv is so ancient that it does not | # to itself, or perhaps because mv is so ancient that it does not | ||||
# support -f. | # support -f. | ||||
{ | { | ||||
# Now remove or move aside any old file at destination location. | # Now remove or move aside any old file at destination location. | ||||
# We try this two ways since rm can't unlink itself on some | # We try this two ways since rm can't unlink itself on some | ||||
# systems and the destination file might be busy for other | # systems and the destination file might be busy for other | ||||
# reasons. In this case, the final cleanup might fail but the new | # reasons. In this case, the final cleanup might fail but the new | ||||
# file should still install successfully. | # file should still install successfully. | ||||
{ | { | ||||
test ! -f "$dst" || | test ! -f "$dst" || | ||||
$doit $rmcmd -f "$dst" 2>/dev/null || | $doit $rmcmd "$dst" 2>/dev/null || | ||||
{ $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && | { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && | ||||
{ $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } | { $doit $rmcmd "$rmtmp" 2>/dev/null; :; } | ||||
} || | } || | ||||
{ echo "$0: cannot unlink or rename $dst" >&2 | { echo "$0: cannot unlink or rename $dst" >&2 | ||||
(exit 1); exit 1 | (exit 1); exit 1 | ||||
} | } | ||||
} && | } && | ||||
# Now rename the file to the real destination. | # Now rename the file to the real destination. | ||||
$doit $mvcmd "$dsttmp" "$dst" | $doit $mvcmd "$dsttmp" "$dst" | ||||
} | } | ||||
fi || exit 1 | fi || exit 1 | ||||
trap '' 0 | trap '' 0 | ||||
fi | fi | ||||
done | done | ||||
# Local variables: | # Local variables: | ||||
# eval: (add-hook 'write-file-hooks 'time-stamp) | # eval: (add-hook 'before-save-hook 'time-stamp) | ||||
# time-stamp-start: "scriptversion=" | # time-stamp-start: "scriptversion=" | ||||
# time-stamp-format: "%:y-%02m-%02d.%02H" | # time-stamp-format: "%:y-%02m-%02d.%02H" | ||||
# time-stamp-time-zone: "UTC" | # time-stamp-time-zone: "UTC0" | ||||
# time-stamp-end: "; # UTC" | # time-stamp-end: "; # UTC" | ||||
# End: | # End: |