-# sys_ioctl_h.m4 serial 4
-dnl Copyright (C) 2008-2009 Free Software Foundation, Inc.
+# sys_ioctl_h.m4 serial 10
+dnl Copyright (C) 2008-2013 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_SUBST([HAVE_SYS_IOCTL_H])
dnl <sys/ioctl.h> is always overridden, because of GNULIB_POSIXCHECK.
gl_CHECK_NEXT_HEADERS([sys/ioctl.h])
-])
-dnl Unconditionally enables the replacement of <sys/ioctl.h>.
-AC_DEFUN([gl_REPLACE_SYS_IOCTL_H],
-[
- dnl This is a no-op, because <sys/ioctl.h> is always overridden.
- :
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use.
+ gl_WARN_ON_USE_PREPARE([[#include <sys/ioctl.h>
+/* Some platforms declare ioctl in the wrong header. */
+#if !(defined __GLIBC__ && !defined __UCLIBC__)
+# include <unistd.h>
+#endif
+ ]], [ioctl])
])
AC_DEFUN([gl_SYS_IOCTL_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_SYS_IOCTL_H_DEFAULTS])
- GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+ gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+ dnl Define it also as a C macro, for the benefit of the unit tests.
+ gl_MODULE_INDICATOR_FOR_TESTS([$1])
])
AC_DEFUN([gl_SYS_IOCTL_H_DEFAULTS],
SYS_IOCTL_H_HAVE_WINSOCK2_H=0; AC_SUBST([SYS_IOCTL_H_HAVE_WINSOCK2_H])
SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0;
AC_SUBST([SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS])
+ REPLACE_IOCTL=0; AC_SUBST([REPLACE_IOCTL])
])