Sync with the latest Gnulib code (177f525)

[nagiosplug.git] / gl / m4 / double-slash-root.m4

diff --git a/gl/m4/double-slash-root.m4 b/gl/m4/double-slash-root.m4
index 8c6841bc83685a3bbeb54a126db640cda059a4db..66a79c0f217bcbd93b5a5e2323888c30b1598f8d 100644 (file)
--- a/gl/m4/double-slash-root.m4
+++ b/gl/m4/double-slash-root.m4
@@ -1,5 +1,5 @@
 # double-slash-root.m4 serial 4   -*- Autoconf -*-
-dnl Copyright (C) 2006, 2008, 2009 Free Software Foundation, Inc.
+dnl Copyright (C) 2006, 2008-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -9,27 +9,27 @@ AC_DEFUN([gl_DOUBLE_SLASH_ROOT],
   AC_REQUIRE([AC_CANONICAL_HOST])
   AC_CACHE_CHECK([whether // is distinct from /], [gl_cv_double_slash_root],
     [ if test x"$cross_compiling" = xyes ; then
-       # When cross-compiling, there is no way to tell whether // is special
-       # short of a list of hosts.  However, the only known hosts to date
-       # that have a distinct // are Apollo DomainOS (too old to port to),
-       # Cygwin, and z/OS.  If anyone knows of another system for which // has
-       # special semantics and is distinct from /, please report it to
-       # <bug-gnulib@gnu.org>.
-       case $host in
-         *-cygwin | i370-ibm-openedition)
-           gl_cv_double_slash_root=yes ;;
-         *)
-           # Be optimistic and assume that / and // are the same when we
-           # don't know.
-           gl_cv_double_slash_root='unknown, assuming no' ;;
-       esac
+        # When cross-compiling, there is no way to tell whether // is special
+        # short of a list of hosts.  However, the only known hosts to date
+        # that have a distinct // are Apollo DomainOS (too old to port to),
+        # Cygwin, and z/OS.  If anyone knows of another system for which // has
+        # special semantics and is distinct from /, please report it to
+        # <bug-gnulib@gnu.org>.
+        case $host in
+          *-cygwin | i370-ibm-openedition)
+            gl_cv_double_slash_root=yes ;;
+          *)
+            # Be optimistic and assume that / and // are the same when we
+            # don't know.
+            gl_cv_double_slash_root='unknown, assuming no' ;;
+        esac
       else
-       set x `ls -di / // 2>/dev/null`
-       if test "$[2]" = "$[4]" && wc //dev/null >/dev/null 2>&1; then
-         gl_cv_double_slash_root=no
-       else
-         gl_cv_double_slash_root=yes
-       fi
+        set x `ls -di / // 2>/dev/null`
+        if test "$[2]" = "$[4]" && wc //dev/null >/dev/null 2>&1; then
+          gl_cv_double_slash_root=no
+        else
+          gl_cv_double_slash_root=yes
+        fi
       fi])
   if test "$gl_cv_double_slash_root" = yes; then
     AC_DEFINE([DOUBLE_SLASH_IS_DISTINCT_ROOT], [1],