-# link.m4 serial 5
-dnl Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+# link.m4 serial 7
+dnl Copyright (C) 2009-2011 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_CHECK_FUNCS_ONCE([link])
if test $ac_cv_func_link = no; then
HAVE_LINK=0
- AC_LIBOBJ([link])
else
- AC_CACHE_CHECK([whether link handles trailing slash correctly],
+ AC_CACHE_CHECK([whether link obeys POSIX],
[gl_cv_func_link_works],
[touch conftest.a
# Assume that if we have lstat, we can also check symlinks.
#if HAVE_LSTAT
if (!link ("conftest.lnk/", "conftest.b"))
result |= 2;
+ if (rename ("conftest.a", "conftest.b"))
+ result |= 4;
+ if (!link ("conftest.b", "conftest.lnk"))
+ result |= 8;
#endif
return result;
]])],
rm -f conftest.a conftest.b conftest.lnk])
if test "$gl_cv_func_link_works" != yes; then
REPLACE_LINK=1
- AC_LIBOBJ([link])
fi
fi
])