-#serial 12
+# serial 18
# Determine whether we need the chown wrapper.
-dnl Copyright (C) 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005 Free
-dnl Software Foundation, Inc.
+dnl Copyright (C) 1997-2001, 2003-2005, 2007, 2009
+dnl Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_DEFUN([gl_FUNC_CHOWN],
[
+ AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_REQUIRE([AC_TYPE_UID_T])
AC_REQUIRE([AC_FUNC_CHOWN])
AC_REQUIRE([gl_FUNC_CHOWN_FOLLOWS_SYMLINK])
- if test $ac_cv_func_chown_works = yes; then
- AC_DEFINE(CHOWN_FAILS_TO_HONOR_ID_OF_NEGATIVE_ONE, 1,
+ if test $ac_cv_func_chown_works = no; then
+ AC_DEFINE([CHOWN_FAILS_TO_HONOR_ID_OF_NEGATIVE_ONE], [1],
[Define if chown is not POSIX compliant regarding IDs of -1.])
fi
if test $ac_cv_func_chown_works$gl_cv_func_chown_follows_symlink = yesyes; then
: # no wrapper needed
else
- AC_LIBOBJ(chown)
- AC_DEFINE(chown, rpl_chown,
- [Define to rpl_chown if the replacement function should be used.])
+ REPLACE_CHOWN=1
+ AC_LIBOBJ([chown])
gl_PREREQ_CHOWN
fi
])
gl_cv_func_chown_follows_symlink,
[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
)
if test $gl_cv_func_chown_follows_symlink = no; then
- AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1,
+ AC_DEFINE([CHOWN_MODIFIES_SYMLINK], [1],
[Define if chown modifies symlinks.])
fi
])
# Prerequisites of lib/chown.c.
AC_DEFUN([gl_PREREQ_CHOWN],
[
- AC_CHECK_HEADERS_ONCE(unistd.h fcntl.h)
- AC_CHECK_FUNC([fchown], , [AC_LIBOBJ(fchown-stub)])
+ AC_CHECK_FUNC([fchown], , [AC_LIBOBJ([fchown-stub])])
])