Work around deprecated thread API in glib master

Add private replacements for deprecated functions such as
g_mutex_new(), g_mutex_free(), g_cond_new() etc., mostly
to avoid the deprecation warnings. We'll change these
over to the new API once we depend on glib >= 2.32.

1 files changed, 120 insertions, 0 deletions

diff --git a/gst-libs/gst/glib-compat-private.h b/gst-libs/gst/glib-compat-private.h
new file mode 100644
index 000000000..d143d3257
--- /dev/null
+++ b/gst-libs/gst/glib-compat-private.h
@@ -0,0 +1,120 @@
+/*
+ * glib-compat.c
+ * Functions copied from glib 2.10
+ *
+ * Copyright 2005 David Schleef <ds@schleef.org>
+ */
+
+#ifndef __GLIB_COMPAT_PRIVATE_H__
+#define __GLIB_COMPAT_PRIVATE_H__
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+#if !GLIB_CHECK_VERSION(2,25,0)
+
+#if defined (_MSC_VER) && !defined(_WIN64)
+typedef struct _stat32 GStatBuf;
+#else
+typedef struct stat GStatBuf;
+#endif
+
+#endif
+
+#if GLIB_CHECK_VERSION(2,26,0)
+#define GLIB_HAS_GDATETIME
+#endif
+
+/* See bug #651514 */
+#if GLIB_CHECK_VERSION(2,29,5)
+#define G_ATOMIC_POINTER_COMPARE_AND_EXCHANGE(a,b,c) \
+    g_atomic_pointer_compare_and_exchange ((a),(b),(c))
+#define G_ATOMIC_INT_COMPARE_AND_EXCHANGE(a,b,c) \
+    g_atomic_int_compare_and_exchange ((a),(b),(c))
+#else
+#define G_ATOMIC_POINTER_COMPARE_AND_EXCHANGE(a,b,c) \
+    g_atomic_pointer_compare_and_exchange ((volatile gpointer *)(a),(b),(c))
+#define G_ATOMIC_INT_COMPARE_AND_EXCHANGE(a,b,c) \
+    g_atomic_int_compare_and_exchange ((volatile int *)(a),(b),(c))
+#endif
+
+/* See bug #651514 */
+#if GLIB_CHECK_VERSION(2,29,5)
+#define G_ATOMIC_INT_ADD(a,b) g_atomic_int_add ((a),(b))
+#else
+#define G_ATOMIC_INT_ADD(a,b) g_atomic_int_exchange_and_add ((a),(b))
+#endif
+
+/* copies */
+
+#if GLIB_CHECK_VERSION (2, 31, 0)
+#define g_mutex_new gst_g_mutex_new
+static inline GMutex *
+gst_g_mutex_new (void)
+{
+  GMutex *mutex = g_slice_new (GMutex);
+  g_mutex_init (mutex);
+  return mutex;
+}
+#define g_mutex_free gst_g_mutex_free
+static inline void
+gst_g_mutex_free (GMutex *mutex)
+{
+  g_mutex_clear (mutex);
+  g_slice_free (GMutex, mutex);
+}
+#define g_static_rec_mutex_init gst_g_static_rec_mutex_init
+static inline void
+gst_g_static_rec_mutex_init (GStaticRecMutex *mutex)
+{
+  static const GStaticRecMutex init_mutex = G_STATIC_REC_MUTEX_INIT;
+
+  *mutex = init_mutex;
+}
+#define g_cond_new gst_g_cond_new
+static inline GCond *
+gst_g_cond_new (void)
+{
+  GCond *cond = g_slice_new (GCond);
+  g_cond_init (cond);
+  return cond;
+}
+#define g_cond_free gst_g_cond_free
+static inline void
+gst_g_cond_free (GCond *cond)
+{
+  g_cond_clear (cond);
+  g_slice_free (GCond, cond);
+}
+#define g_cond_timed_wait gst_g_cond_timed_wait
+static inline gboolean
+gst_g_cond_timed_wait (GCond *cond, GMutex *mutex, GTimeVal *abs_time)
+{
+  gint64 end_time;
+
+  if (abs_time == NULL) {
+    g_cond_wait (cond, mutex);
+    return TRUE;
+  }
+
+  end_time = abs_time->tv_sec;
+  end_time *= 1000000;
+  end_time += abs_time->tv_usec;
+
+  /* would be nice if we had clock_rtoffset, but that didn't seem to
+   * make it into the kernel yet...
+   */
+  /* if CLOCK_MONOTONIC is not defined then g_get_montonic_time() and
+   * g_get_real_time() are returning the same clock and we'd add ~0
+   */
+  end_time += g_get_monotonic_time () - g_get_real_time ();
+  return g_cond_wait_until (cond, mutex, end_time);
+}
+#endif /* GLIB_CHECK_VERSION (2, 31, 0) */
+
+/* adaptations */
+
+G_END_DECLS
+
+#endif