Mercurial > gnulib
view m4/sys_ioctl_h.m4 @ 12559:c2cbabec01dd
update nearly all FSF copyright year lists to include 2010
Use the same procedure as for 2009, outlined in
http://thread.gmane.org/gmane.comp.lib.gnulib.bugs/20081
author | Jim Meyering <meyering@redhat.com> |
---|---|
date | Fri, 01 Jan 2010 10:31:12 +0100 |
parents | 6d50d2a81c7d |
children | 2c14f1e449e5 |
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# sys_ioctl_h.m4 serial 4 dnl Copyright (C) 2008-2010 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. dnl Written by Bruno Haible. AC_DEFUN([gl_SYS_IOCTL_H], [ dnl Use AC_REQUIRE here, so that the default behavior below is expanded dnl once only, before all statements that occur in other macros. AC_REQUIRE([gl_SYS_IOCTL_H_DEFAULTS]) AC_CHECK_HEADERS_ONCE([sys/ioctl.h]) if test $ac_cv_header_sys_ioctl_h = yes; then HAVE_SYS_IOCTL_H=1 dnl Test whether <sys/ioctl.h> declares ioctl(), or whether some other dnl header file, such as <unistd.h> or <stropts.h>, is needed for that. AC_CACHE_CHECK([whether <sys/ioctl.h> declares ioctl], [gl_cv_decl_ioctl_in_sys_ioctl_h], [dnl We cannot use AC_CHECK_DECL because it produces its own messages. AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [AC_INCLUDES_DEFAULT([#include <sys/ioctl.h>])], [(void) ioctl;])], [gl_cv_decl_ioctl_in_sys_ioctl_h=yes], [gl_cv_decl_ioctl_in_sys_ioctl_h=no]) ]) else HAVE_SYS_IOCTL_H=0 fi 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. : ]) 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 ]) AC_DEFUN([gl_SYS_IOCTL_H_DEFAULTS], [ GNULIB_IOCTL=0; AC_SUBST([GNULIB_IOCTL]) dnl Assume proper GNU behavior unless another module says otherwise. 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]) ])