Update install-sh to the one from autoconf 2.52

install-sh

@@ -1,15 +1,27 @@
-#! /bin/sh
+#!/bin/sh
 #
 # install - install a program, script, or datafile
-# This comes from X11R5.
+# This comes from X11R5 (mit/util/scripts/install.sh).
+#
+# Copyright 1991 by the Massachusetts Institute of Technology
+#
+# Permission to use, copy, modify, distribute, and sell this software and its
+# documentation for any purpose is hereby granted without fee, provided that
+# the above copyright notice appear in all copies and that both that
+# copyright notice and this permission notice appear in supporting
+# documentation, and that the name of M.I.T. not be used in advertising or
+# publicity pertaining to distribution of the software without specific,
+# written prior permission.  M.I.T. makes no representations about the
+# suitability of this software for any purpose.  It is provided "as is"
+# without express or implied warranty.
 #
 # Calling this script install-sh is preferred over install.sh, to prevent
 # `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.
-#
+# from scratch.  It can only install one file at a time, a restriction
+# shared with many OS's install programs.
 
 
 # set DOITPROG to echo to test this script
@@ -29,7 +41,7 @@ stripprog="${STRIPPROG-strip}"
 rmprog="${RMPROG-rm}"
 mkdirprog="${MKDIRPROG-mkdir}"
 
-tranformbasename=""
+transformbasename=""
 transform_arg=""
 instcmd="$mvprog"
 chmodcmd="$chmodprog 0755"
@@ -97,7 +109,7 @@ then
 	echo "install:	no input file specified"
 	exit 1
 else
-	true
+	:
 fi
 
 if [ x"$dir_arg" != x ]; then
@@ -106,8 +118,9 @@ if [ x"$dir_arg" != x ]; then
 	
 	if [ -d $dst ]; then
 		instcmd=:
+		chmodcmd=""
 	else
-		instcmd=mkdir
+		instcmd=$mkdirprog
 	fi
 else
 
@@ -117,7 +130,7 @@ else
 
 	if [ -f $src -o -d $src ]
 	then
-		true
+		:
 	else
 		echo "install:  $src does not exist"
 		exit 1
@@ -128,7 +141,7 @@ else
 		echo "install:	no destination specified"
 		exit 1
 	else
-		true
+		:
 	fi
 
 # If destination is a directory, append the input filename; if your system
@@ -138,7 +151,7 @@ else
 	then
 		dst="$dst"/`basename $src`
 	else
-		true
+		:
 	fi
 fi
 
@@ -150,8 +163,8 @@ dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
 
 # Skip lots of stat calls in the usual case.
 if [ ! -d "$dstdir" ]; then
-defaultIFS='	
-'
+defaultIFS='
+	'
 IFS="${IFS-${defaultIFS}}"
 
 oIFS="${IFS}"
@@ -170,7 +183,7 @@ while [ $# -ne 0 ] ; do
         then
 		$mkdirprog "${pathcomp}"
 	else
-		true
+		:
 	fi
 
 	pathcomp="${pathcomp}/"
@@ -181,10 +194,10 @@ if [ x"$dir_arg" != x ]
 then
 	$doit $instcmd $dst &&
 
-	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
-	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
-	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
-	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
+	if [ x"$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
 
 # If we're going to rename the final executable, determine the name now.
@@ -203,7 +216,7 @@ else
 	then
 		dstfile=`basename $dst`
 	else
-		true
+		:
 	fi
 
 # Make a temp file name in the proper directory.
@@ -222,10 +235,10 @@ else
 # ignore errors from any of these, just make sure not to ignore
 # errors from the above "$doit $instcmd $src $dsttmp" command.
 
-	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
-	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
-	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
-	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
+	if [ x"$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 &&
 
 # Now rename the file to the real destination.