summaryrefslogtreecommitdiffstats
path: root/m4/double-slash-root.m4
diff options
context:
space:
mode:
Diffstat (limited to 'm4/double-slash-root.m4')
-rw-r--r--m4/double-slash-root.m438
1 files changed, 0 insertions, 38 deletions
diff --git a/m4/double-slash-root.m4 b/m4/double-slash-root.m4
deleted file mode 100644
index 69d60d0..0000000
--- a/m4/double-slash-root.m4
+++ /dev/null
@@ -1,38 +0,0 @@
-# double-slash-root.m4 serial 2 -*- Autoconf -*-
-dnl Copyright (C) 2006 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.
-
-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
- else
- set x `ls -di / //`
- 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,
- [Define to 1 if // is a file system root distinct from /.])
- fi
-])