mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-12-23 14:15:28 +00:00
61 lines
2.1 KiB
Plaintext
61 lines
2.1 KiB
Plaintext
# sys_ioctl_h.m4 serial 1
|
|
dnl Copyright (C) 2008 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],
|
|
[AC_CHECK_DECL([ioctl],
|
|
[gl_cv_decl_ioctl_in_sys_ioctl_h=yes],
|
|
[gl_cv_decl_ioctl_in_sys_ioctl_h=no],
|
|
[#include <sys/ioctl.h>])
|
|
])
|
|
if test $gl_cv_decl_ioctl_in_sys_ioctl_h != yes; then
|
|
SYS_IOCTL_H='sys/ioctl.h'
|
|
fi
|
|
else
|
|
HAVE_SYS_IOCTL_H=0
|
|
SYS_IOCTL_H='sys/ioctl.h'
|
|
fi
|
|
AC_SUBST([HAVE_SYS_IOCTL_H])
|
|
dnl Execute this unconditionally, because SYS_IOCTL_H may be set by other
|
|
dnl modules, after this code is executed.
|
|
gl_CHECK_NEXT_HEADERS([sys/ioctl.h])
|
|
])
|
|
|
|
dnl Unconditionally enables the replacement of <sys/ioctl.h>.
|
|
AC_DEFUN([gl_REPLACE_SYS_IOCTL_H],
|
|
[
|
|
AC_REQUIRE([gl_SYS_IOCTL_H_DEFAULTS])
|
|
SYS_IOCTL_H='sys/ioctl.h'
|
|
])
|
|
|
|
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=''; AC_SUBST([SYS_IOCTL_H])
|
|
])
|