summaryrefslogtreecommitdiffstats
path: root/gl/m4/double-slash-root.m4
diff options
context:
space:
mode:
Diffstat (limited to 'gl/m4/double-slash-root.m4')
-rw-r--r--gl/m4/double-slash-root.m442
1 files changed, 21 insertions, 21 deletions
diff --git a/gl/m4/double-slash-root.m4 b/gl/m4/double-slash-root.m4
index 8c6841bc..66a79c0f 100644
--- a/gl/m4/double-slash-root.m4
+++ b/gl/m4/double-slash-root.m4
@@ -1,5 +1,5 @@
1# double-slash-root.m4 serial 4 -*- Autoconf -*- 1# double-slash-root.m4 serial 4 -*- Autoconf -*-
2dnl Copyright (C) 2006, 2008, 2009 Free Software Foundation, Inc. 2dnl Copyright (C) 2006, 2008-2010 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
@@ -9,27 +9,27 @@ AC_DEFUN([gl_DOUBLE_SLASH_ROOT],
9 AC_REQUIRE([AC_CANONICAL_HOST]) 9 AC_REQUIRE([AC_CANONICAL_HOST])
10 AC_CACHE_CHECK([whether // is distinct from /], [gl_cv_double_slash_root], 10 AC_CACHE_CHECK([whether // is distinct from /], [gl_cv_double_slash_root],
11 [ if test x"$cross_compiling" = xyes ; then 11 [ if test x"$cross_compiling" = xyes ; then
12 # When cross-compiling, there is no way to tell whether // is special 12 # When cross-compiling, there is no way to tell whether // is special
13 # short of a list of hosts. However, the only known hosts to date 13 # short of a list of hosts. However, the only known hosts to date
14 # that have a distinct // are Apollo DomainOS (too old to port to), 14 # that have a distinct // are Apollo DomainOS (too old to port to),
15 # Cygwin, and z/OS. If anyone knows of another system for which // has 15 # Cygwin, and z/OS. If anyone knows of another system for which // has
16 # special semantics and is distinct from /, please report it to 16 # special semantics and is distinct from /, please report it to
17 # <bug-gnulib@gnu.org>. 17 # <bug-gnulib@gnu.org>.
18 case $host in 18 case $host in
19 *-cygwin | i370-ibm-openedition) 19 *-cygwin | i370-ibm-openedition)
20 gl_cv_double_slash_root=yes ;; 20 gl_cv_double_slash_root=yes ;;
21 *) 21 *)
22 # Be optimistic and assume that / and // are the same when we 22 # Be optimistic and assume that / and // are the same when we
23 # don't know. 23 # don't know.
24 gl_cv_double_slash_root='unknown, assuming no' ;; 24 gl_cv_double_slash_root='unknown, assuming no' ;;
25 esac 25 esac
26 else 26 else
27 set x `ls -di / // 2>/dev/null` 27 set x `ls -di / // 2>/dev/null`
28 if test "$[2]" = "$[4]" && wc //dev/null >/dev/null 2>&1; then 28 if test "$[2]" = "$[4]" && wc //dev/null >/dev/null 2>&1; then
29 gl_cv_double_slash_root=no 29 gl_cv_double_slash_root=no
30 else 30 else
31 gl_cv_double_slash_root=yes 31 gl_cv_double_slash_root=yes
32 fi 32 fi
33 fi]) 33 fi])
34 if test "$gl_cv_double_slash_root" = yes; then 34 if test "$gl_cv_double_slash_root" = yes; then
35 AC_DEFINE([DOUBLE_SLASH_IS_DISTINCT_ROOT], [1], 35 AC_DEFINE([DOUBLE_SLASH_IS_DISTINCT_ROOT], [1],