From be48625a2f6b43817e783c6eefd061e397ceac73 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Tue, 25 Sep 2018 15:15:09 +0000
Subject: [PATCH] Fixed pointers
---
install-sh | 361 ++++++++++++++++++++++++---------------------------
1 files changed, 171 insertions(+), 190 deletions(-)
diff --git a/install-sh b/install-sh
index 377bb86..59990a1 100755
--- a/install-sh
+++ b/install-sh
@@ -1,7 +1,7 @@
#!/bin/sh
# install - install a program, script, or datafile
-scriptversion=2011-11-20.07; # UTC
+scriptversion=2014-09-12.12; # UTC
# This originates from X11R5 (mit/util/scripts/install.sh), which was
# later released in X11R6 (xc/config/util/install.sh) with the
@@ -41,19 +41,15 @@
# This script is compatible with the BSD install script, but was written
# from scratch.
+tab=' '
nl='
'
-IFS=" "" $nl"
+IFS=" $tab$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=${DOITPROG-}
-if test -z "$doit"; then
- doit_exec=exec
-else
- doit_exec=$doit
-fi
+doit_exec=${doit:-exec}
# Put in absolute file names if you don't have them in your path;
# or use environment vars.
@@ -67,17 +63,6 @@
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=
@@ -97,7 +82,7 @@
dst_arg=
copy_on_change=false
-no_target_directory=
+is_target_a_directory=possibly
usage="\
Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
@@ -137,45 +122,56 @@
-d) dir_arg=true;;
-g) chgrpcmd="$chgrpprog $2"
- shift;;
+ shift;;
--help) echo "$usage"; exit $?;;
-m) mode=$2
- case $mode in
- *' '* | *' '* | *'
-'* | *'*'* | *'?'* | *'['*)
- echo "$0: invalid mode: $mode" >&2
- exit 1;;
- esac
- shift;;
+ case $mode in
+ *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
+ echo "$0: invalid mode: $mode" >&2
+ exit 1;;
+ esac
+ shift;;
-o) chowncmd="$chownprog $2"
- shift;;
+ shift;;
-s) stripcmd=$stripprog;;
- -t) dst_arg=$2
- # Protect names problematic for 'test' and other utilities.
- case $dst_arg in
- -* | [=\(\)!]) dst_arg=./$dst_arg;;
- esac
- shift;;
+ -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) no_target_directory=true;;
+ -T) is_target_a_directory=never;;
--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$dst_arg"; then
# When -d is used, all remaining arguments are directories to create.
@@ -208,6 +204,15 @@
fi
if test -z "$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; $do_exit" 2
@@ -223,16 +228,16 @@
*[0-7])
if test -z "$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
@@ -269,41 +274,15 @@
# 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: $dst_arg: Is a directory" >&2
- exit 1
+ if test "$is_target_a_directory" = never; 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'
- `
-
+ dstdir=`dirname "$dst"`
test -d "$dstdir"
dstdir_status=$?
fi
@@ -314,74 +293,81 @@
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;;
+ # 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
+ *[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
+ # 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-$$
- trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
+ posix_mkdir=false
+ case $umask in
+ *[123567][0-7][0-7])
+ # POSIX mkdir -p sets u+wx bits regardless of umask, which
+ # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
+ ;;
+ *)
+ # $RANDOM is not portable (e.g. dash); use it when possible to
+ # lower collision chance
+ tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
+ trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$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;;
+ # As "mkdir -p" follows symlinks and we work in /tmp possibly; so
+ # create the $tmpdir first (and fail if unsuccessful) to make sure
+ # that nobody tries to guess the $tmpdir name.
+ if (umask $mkdir_umask &&
+ $mkdirprog $mkdir_mode "$tmpdir" &&
+ exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
+ then
+ if test -z "$dir_arg" || {
+ # Check for POSIX incompatibilities with -m.
+ # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
+ # other-writable bit of parent directory when it shouldn't.
+ # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
+ test_tmpdir="$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
+ 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
@@ -391,53 +377,51 @@
# 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=/
- $posix_glob set -f
+ set -f
set fnord $dstdir
shift
- $posix_glob set +f
+ set +f
IFS=$oIFS
prefixes=
for d
do
- test X"$d" = X && continue
+ test X"$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/
+ 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
@@ -472,15 +456,12 @@
# 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" &&
- $posix_glob set -f &&
+ old=`LC_ALL=C ls -dlL "$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 &&
- $posix_glob set +f &&
-
+ set +f &&
test "$old" = "$new" &&
$cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
then
@@ -493,24 +474,24 @@
# to itself, or perhaps because mv is so ancient that it does not
# support -f.
{
- # Now remove or move aside any old file at destination location.
- # We try this two ways since rm can't unlink itself on some
- # systems and the destination file might be busy for other
- # reasons. In this case, the final cleanup might fail but the new
- # file should still install successfully.
- {
- test ! -f "$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 $dst" >&2
- (exit 1); exit 1
- }
- } &&
+ # Now remove or move aside any old file at destination location.
+ # We try this two ways since rm can't unlink itself on some
+ # systems and the destination file might be busy for other
+ # reasons. In this case, the final cleanup might fail but the new
+ # file should still install successfully.
+ {
+ test ! -f "$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 rename the file to the real destination.
+ $doit $mvcmd "$dsttmp" "$dst"
}
fi || exit 1
--
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