*
* Format Registry
*
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* all copies or substantial portions of the Software.
*/
+#include <babeltrace/format.h>
#include <glib.h>
#include <errno.h>
+#include <stdio.h>
+
+struct walk_data {
+ FILE *fp;
+ int iter;
+};
static int init_done;
void __attribute__((constructor)) format_init(void);
if (!init_done)
return NULL;
return g_hash_table_lookup(format_registry,
- (gconstpointer) (unsigned long) qname)
+ (gconstpointer) (unsigned long) qname);
+}
+
+static void show_format(gpointer key, gpointer value, gpointer user_data)
+{
+ struct walk_data *data = user_data;
+
+ fprintf(data->fp, "%s%s", data->iter ? ", " : "",
+ g_quark_to_string((GQuark) (unsigned long) key));
+ data->iter++;
+}
+
+void bt_fprintf_format_list(FILE *fp)
+{
+ struct walk_data data;
+
+ data.fp = fp;
+ data.iter = 0;
+
+ fprintf(fp, "Formats available: ");
+ if (!init_done)
+ return;
+ g_hash_table_foreach(format_registry, show_format, &data);
+ if (data.iter == 0)
+ fprintf(fp, "<none>");
+ fprintf(fp, ".\n");
}
-int bt_register_format(const struct format *format)
+int bt_register_format(struct format *format)
{
if (!init_done)
format_init();
- if (bt_lookup_format(qname))
+ if (bt_lookup_format(format->name))
return -EEXIST;
g_hash_table_insert(format_registry,
- (gconstpointer) (unsigned long) format->name,
+ (gpointer) (unsigned long) format->name,
format);
return 0;
}
void format_init(void)
{
+ if (init_done)
+ return;
format_registry = g_hash_table_new(g_direct_hash, g_direct_equal);
assert(format_registry);
init_done = 1;
}
-int format_finalize(void)
+void format_finalize(void)
{
g_hash_table_destroy(format_registry);
}