spice-common/common/macros.h
Frediano Ziglio 31819a2424 Define a new SPICE_VERIFY macro
The verify macro used currently has some problem
as it raise a warning in RHEL6.
As suggested in verify.h use verify_expr macro
to avoid the warning.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe Fergeau <cfergeau@redhat.com>
2016-11-14 17:19:18 +00:00

59 lines
2.2 KiB
C

/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
Copyright (C) 2009 Red Hat, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __MACROS_H
#define __MACROS_H
#include "verify.h"
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5)
#define SPICE_ATTR_NORETURN \
__attribute__((noreturn))
#define SPICE_ATTR_PRINTF(a,b) \
__attribute__((format(printf,a,b)))
#else
#define SPICE_ATTR_NORETURN
#define SPICE_ATTR_PRINTF
#endif /* __GNUC__ */
#ifdef __GNUC__
#define SPICE_CONSTRUCTOR_FUNC(func_name) \
static void __attribute__((constructor)) func_name(void)
#define SPICE_DESTRUCTOR_FUNC(func_name) \
static void __attribute__((destructor)) func_name(void)
#elif defined(_MSC_VER)
#define SPICE_CONSTRUCTOR_FUNC(func_name) \
static void func_name(void); \
static int func_name ## _wrapper(void) { func_name(); return 0; } \
__pragma(section(".CRT$XCU",read)) \
__declspec(allocate(".CRT$XCU")) static int (* _array ## func_name)(void) = func_name ## _wrapper; \
static void func_name(void)
#define SPICE_DESTRUCTOR_FUNC(func_name) \
static void func_name(void); \
static int func_name ## _wrapper(void) { func_name(); return 0; } \
__pragma(section(".CRT$XPU",read)) \
__declspec(allocate(".CRT$XPU")) static int (* _array ## func_name)(void) = func_name ## _wrapper; \
static void func_name(void)
#else
#error Please implement SPICE_CONSTRUCTOR_FUNC and SPICE_DESTRUCTOR_FUNC for this compiler
#endif
#define SPICE_VERIFY(cond) verify_expr(cond, (void)1)
#endif /* __MACROS_H */