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135 lines
3.5 KiB
C
135 lines
3.5 KiB
C
/*
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* glib-compat.c
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* Functions copied from glib 2.10
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*
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* Copyright 2005 David Schleef <ds@schleef.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GLIB_COMPAT_PRIVATE_H__
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#define __GLIB_COMPAT_PRIVATE_H__
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#include <glib.h>
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G_BEGIN_DECLS
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#if !GLIB_CHECK_VERSION(2,25,0)
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#if defined (_MSC_VER) && !defined(_WIN64)
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typedef struct _stat32 GStatBuf;
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#else
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typedef struct stat GStatBuf;
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#endif
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#endif
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#if GLIB_CHECK_VERSION(2,26,0)
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#define GLIB_HAS_GDATETIME
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#endif
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/* See bug #651514 */
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#if GLIB_CHECK_VERSION(2,29,5)
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#define G_ATOMIC_POINTER_COMPARE_AND_EXCHANGE(a,b,c) \
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g_atomic_pointer_compare_and_exchange ((a),(b),(c))
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#define G_ATOMIC_INT_COMPARE_AND_EXCHANGE(a,b,c) \
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g_atomic_int_compare_and_exchange ((a),(b),(c))
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#else
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#define G_ATOMIC_POINTER_COMPARE_AND_EXCHANGE(a,b,c) \
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g_atomic_pointer_compare_and_exchange ((volatile gpointer *)(a),(b),(c))
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#define G_ATOMIC_INT_COMPARE_AND_EXCHANGE(a,b,c) \
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g_atomic_int_compare_and_exchange ((volatile int *)(a),(b),(c))
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#endif
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/* See bug #651514 */
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#if GLIB_CHECK_VERSION(2,29,5)
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#define G_ATOMIC_INT_ADD(a,b) g_atomic_int_add ((a),(b))
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#else
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#define G_ATOMIC_INT_ADD(a,b) g_atomic_int_exchange_and_add ((a),(b))
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#endif
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/* copies */
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#if GLIB_CHECK_VERSION (2, 31, 0)
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#define g_mutex_new gst_g_mutex_new
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static inline GMutex *
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gst_g_mutex_new (void)
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{
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GMutex *mutex = g_slice_new (GMutex);
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g_mutex_init (mutex);
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return mutex;
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}
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#define g_mutex_free gst_g_mutex_free
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static inline void
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gst_g_mutex_free (GMutex *mutex)
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{
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g_mutex_clear (mutex);
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g_slice_free (GMutex, mutex);
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}
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#define g_static_rec_mutex_init gst_g_static_rec_mutex_init
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static inline void
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gst_g_static_rec_mutex_init (GStaticRecMutex *mutex)
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{
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static const GStaticRecMutex init_mutex = G_STATIC_REC_MUTEX_INIT;
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*mutex = init_mutex;
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}
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#define g_cond_new gst_g_cond_new
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static inline GCond *
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gst_g_cond_new (void)
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{
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GCond *cond = g_slice_new (GCond);
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g_cond_init (cond);
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return cond;
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}
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#define g_cond_free gst_g_cond_free
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static inline void
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gst_g_cond_free (GCond *cond)
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{
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g_cond_clear (cond);
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g_slice_free (GCond, cond);
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}
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#define g_cond_timed_wait gst_g_cond_timed_wait
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static inline gboolean
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gst_g_cond_timed_wait (GCond *cond, GMutex *mutex, GTimeVal *abs_time)
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{
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gint64 end_time;
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if (abs_time == NULL) {
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g_cond_wait (cond, mutex);
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return TRUE;
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}
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end_time = abs_time->tv_sec;
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end_time *= 1000000;
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end_time += abs_time->tv_usec;
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/* would be nice if we had clock_rtoffset, but that didn't seem to
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* make it into the kernel yet...
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*/
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/* if CLOCK_MONOTONIC is not defined then g_get_montonic_time() and
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* g_get_real_time() are returning the same clock and we'd add ~0
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*/
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end_time += g_get_monotonic_time () - g_get_real_time ();
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return g_cond_wait_until (cond, mutex, end_time);
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}
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#endif /* GLIB_CHECK_VERSION (2, 31, 0) */
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/* adaptations */
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G_END_DECLS
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#endif
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