qemu-e2k/include/ui/qemu-spice.h
Pranith Kumar 2368635d39 clang: Fix warning reg. expansion to 'defined'
Clang produces the following warning. The warning is detailed here:
https://reviews.llvm.org/D15866. Fix the warning.

/home/pranith/devops/code/qemu/hw/display/qxl.c:507:5: warning: macro expansion producing 'defined' has undefined behavior [-Wexpansion-to-defined]
    ^
/home/pranith/devops/code/qemu/include/ui/qemu-spice.h:46:5: note: expanded from macro 'SPICE_NEEDS_SET_MM_TIME'
  (!defined(SPICE_SERVER_VERSION) || (SPICE_SERVER_VERSION < 0xc06))
    ^
/home/pranith/devops/code/qemu/hw/display/qxl.c:1074:5: warning: macro expansion producing 'defined' has undefined behavior [-Wexpansion-to-defined]
    ^
/home/pranith/devops/code/qemu/include/ui/qemu-spice.h:46:5: note: expanded from macro 'SPICE_NEEDS_SET_MM_TIME'
  (!defined(SPICE_SERVER_VERSION) || (SPICE_SERVER_VERSION < 0xc06))

Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-08-09 22:57:36 +02:00

110 lines
3.0 KiB
C

/*
* Copyright (C) 2010 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 or
* (at your option) version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef QEMU_SPICE_H
#define QEMU_SPICE_H
#include "qapi/error.h"
#ifdef CONFIG_SPICE
#include <spice.h>
#include "qemu/option.h"
#include "qemu/config-file.h"
extern int using_spice;
void qemu_spice_init(void);
void qemu_spice_input_init(void);
void qemu_spice_audio_init(void);
void qemu_spice_display_init(void);
int qemu_spice_display_add_client(int csock, int skipauth, int tls);
int qemu_spice_add_interface(SpiceBaseInstance *sin);
bool qemu_spice_have_display_interface(QemuConsole *con);
int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con);
int qemu_spice_set_passwd(const char *passwd,
bool fail_if_connected, bool disconnect_if_connected);
int qemu_spice_set_pw_expire(time_t expires);
int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
const char *subject);
#if !defined(SPICE_SERVER_VERSION) || (SPICE_SERVER_VERSION < 0xc06)
#define SPICE_NEEDS_SET_MM_TIME 1
#else
#define SPICE_NEEDS_SET_MM_TIME 0
#endif
#if SPICE_SERVER_VERSION >= 0x000c02
void qemu_spice_register_ports(void);
#else
static inline CharDriverState *qemu_chr_open_spice_port(const char *name)
{ return NULL; }
#endif
#else /* CONFIG_SPICE */
#include "qemu/error-report.h"
#define using_spice 0
#define spice_displays 0
static inline int qemu_spice_set_passwd(const char *passwd,
bool fail_if_connected,
bool disconnect_if_connected)
{
return -1;
}
static inline int qemu_spice_set_pw_expire(time_t expires)
{
return -1;
}
static inline int qemu_spice_migrate_info(const char *h, int p, int t,
const char *s)
{
return -1;
}
static inline int qemu_spice_display_add_client(int csock, int skipauth,
int tls)
{
return -1;
}
static inline void qemu_spice_display_init(void)
{
/* This must never be called if CONFIG_SPICE is disabled */
error_report("spice support is disabled");
abort();
}
static inline void qemu_spice_init(void)
{
}
#endif /* CONFIG_SPICE */
static inline bool qemu_using_spice(Error **errp)
{
if (!using_spice) {
error_set(errp, ERROR_CLASS_DEVICE_NOT_ACTIVE,
"SPICE is not in use");
return false;
}
return true;
}
#endif /* QEMU_SPICE_H */