Get `gn gen` to succeed on Windows

third_party/sqlite/src/install-sh

-#! /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
 
 # 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}"
 
-tranformbasename=""
+transformbasename=""
 transform_arg=""
 instcmd="$mvprog"
 chmodcmd="$chmodprog 0755"
 chowncmd=""
 chgrpcmd=""
 stripcmd=""
 rmcmd="$rmprog -f"
 mvcmd="$mvprog"
 src=""
 dst=""
@@ skipping 56 matching lines @@
 else
         true
 fi
 
 if [ x"$dir_arg" != x ]; then
         dst=$src
         src=""
         
         if [ -d $dst ]; then
                 instcmd=:
+                chmodcmd=""
         else
                 instcmd=mkdir
         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 [ -f $src -o -d $src ]
@@ skipping 110 matching lines @@
 
 # Now rename the file to the real destination.
 
         $doit $rmcmd -f $dstdir/$dstfile &&
         $doit $mvcmd $dsttmp $dstdir/$dstfile 
 
 fi &&
 
 
 exit 0