X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=build-aux%2Fmdate-sh;h=60dc485a37847f65428d846fcf694d940cfb071f;hb=6147723cd9000c4e840205fec3e64b0a5a5c1d04;hp=4ecfe2d7165416afb6fbda088d2e4a47fd53d736;hpb=a556453c32061f4723bd672695e02581fc662890;p=gnulib.git

diff --git a/build-aux/mdate-sh b/build-aux/mdate-sh
index 4ecfe2d71..60dc485a3 100755
--- a/build-aux/mdate-sh
+++ b/build-aux/mdate-sh
@@ -1,15 +1,15 @@
 #!/bin/sh
 # Get modification time of a file or directory and pretty-print it.
 
-scriptversion=2009-04-28.21; # UTC
+scriptversion=2010-08-21.06; # UTC
 
-# Copyright (C) 1995, 1996, 1997, 2003, 2004, 2005, 2007, 2009 Free
-# Software Foundation, Inc.
+# Copyright (C) 1995, 1996, 1997, 2003, 2004, 2005, 2007, 2009, 2010
+# Free Software Foundation, Inc.
 # written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, June 1995
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3, or (at your option)
+# the Free Software Foundation; either version 2, or (at your option)
 # any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -29,6 +29,15 @@ scriptversion=2009-04-28.21; # UTC
 # bugs to <bug-automake@gnu.org> or send patches to
 # <automake-patches@gnu.org>.
 
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
+  setopt NO_GLOB_SUBST
+fi
+
 case $1 in
   '')
      echo "$0: No file.  Try \`$0 --help' for more information." 1>&2
@@ -38,7 +47,8 @@ case $1 in
     cat <<\EOF
 Usage: mdate-sh [--help] [--version] FILE
 
-Pretty-print the modification time of FILE.
+Pretty-print the modification day of FILE, in the format:
+1 January 1970
 
 Report bugs to <bug-automake@gnu.org>.
 EOF
@@ -50,6 +60,13 @@ EOF
     ;;
 esac
 
+error ()
+{
+  echo "$0: $1" >&2
+  exit 1
+}
+
+
 # Prevent date giving response in another language.
 LANG=C
 export LANG
@@ -99,6 +116,7 @@ month=
 command=
 until test $month
 do
+  test $# -gt 0 || error "failed parsing \`$ls_command /' output"
   shift
   # Add another shift to the command.
   command="$command shift;"
@@ -118,8 +136,10 @@ do
   esac
 done
 
+test -n "$month" || error "failed parsing \`$ls_command /' output"
+
 # Get the extended ls output of the file or directory.
-set dummy x`eval "$ls_command \"\$save_arg1\""`
+set dummy x`eval "$ls_command \"\\\$save_arg1\""`
 
 # Remove all preceding arguments
 eval $command