xref: /openbmc/qemu/include/glib-compat.h (revision e7b3af81597db1a6b55f2c15d030d703c6b2c6ac)
1 /*
2  * GLIB Compatibility Functions
3  *
4  * Copyright IBM, Corp. 2013
5  *
6  * Authors:
7  *  Anthony Liguori   <aliguori@us.ibm.com>
8  *  Michael Tokarev   <mjt@tls.msk.ru>
9  *  Paolo Bonzini     <pbonzini@redhat.com>
10  *
11  * This work is licensed under the terms of the GNU GPL, version 2 or later.
12  * See the COPYING file in the top-level directory.
13  *
14  */
15 
16 #ifndef QEMU_GLIB_COMPAT_H
17 #define QEMU_GLIB_COMPAT_H
18 
19 #include <glib.h>
20 
21 #if defined(_WIN32) && !GLIB_CHECK_VERSION(2, 50, 0)
22 /*
23  * g_poll has a problem on Windows when using
24  * timeouts < 10ms, so use wrapper.
25  */
26 #define g_poll(fds, nfds, timeout) g_poll_fixed(fds, nfds, timeout)
27 gint g_poll_fixed(GPollFD *fds, guint nfds, gint timeout);
28 #endif
29 
30 
31 #ifndef g_assert_cmpmem
32 #define g_assert_cmpmem(m1, l1, m2, l2)                                        \
33     do {                                                                       \
34         gconstpointer __m1 = m1, __m2 = m2;                                    \
35         int __l1 = l1, __l2 = l2;                                              \
36         if (__l1 != __l2) {                                                    \
37             g_assertion_message_cmpnum(                                        \
38                 G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC,                   \
39                 #l1 " (len(" #m1 ")) == " #l2 " (len(" #m2 "))", __l1, "==",   \
40                 __l2, 'i');                                                    \
41         } else if (memcmp(__m1, __m2, __l1) != 0) {                            \
42             g_assertion_message(G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC,   \
43                                 "assertion failed (" #m1 " == " #m2 ")");      \
44         }                                                                      \
45     } while (0)
46 #endif
47 
48 #endif
49