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85 lines
1.5 KiB
C
85 lines
1.5 KiB
C
#include <string.h> /* strerror */
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#include <stdlib.h> /* strerror */
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#include <gst/gst.h>
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#define MAX_THREADS 100
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static GMemChunk *_chunks;
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static GMutex *_lock;
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static gint num_allocs;
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static gint num_threads;
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static gpointer
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alloc_chunk (void)
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{
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gpointer ret;
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g_mutex_lock (_lock);
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ret = g_mem_chunk_alloc (_chunks);
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g_mutex_unlock (_lock);
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return ret;
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}
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static void
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free_chunk (gpointer chunk)
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{
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g_mutex_lock (_lock);
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g_mem_chunk_free (_chunks, chunk);
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g_mutex_unlock (_lock);
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}
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void *
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run_test (void *threadid)
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{
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gint i;
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gpointer chunk;
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g_usleep (G_USEC_PER_SEC);
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for (i = 0; i < num_allocs; i++) {
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chunk = alloc_chunk ();
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free_chunk (chunk);
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}
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g_thread_exit (NULL);
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return NULL;
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}
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gint
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main (gint argc, gchar * argv[])
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{
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GThread *threads[MAX_THREADS];
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GError *error;
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int t;
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gst_init (&argc, &argv);
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if (argc != 3) {
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g_print ("usage: %s <num_threads> <num_allocs>\n", argv[0]);
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exit (-1);
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}
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num_threads = atoi (argv[1]);
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num_allocs = atoi (argv[2]);
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_chunks = g_mem_chunk_new ("test", 32, 32 * 16, G_ALLOC_AND_FREE);
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_lock = g_mutex_new ();
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for (t = 0; t < num_threads; t++) {
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error = NULL;
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threads[t] = g_thread_create (run_test, GINT_TO_POINTER (t), TRUE, &error);
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if (error) {
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printf ("ERROR: g_thread_create () is %s\n", error->message);
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exit (-1);
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}
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}
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printf ("main(): Created %d threads.\n", t);
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g_thread_exit (NULL);
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g_mem_chunk_info ();
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return 0;
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}
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