*
* 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
#include <glib.h>
#include <errno.h>
#include <stdio.h>
+#include <assert.h>
+
+struct walk_data {
+ FILE *fp;
+ int iter;
+};
static int init_done;
void __attribute__((constructor)) format_init(void);
*/
GHashTable *format_registry;
-struct format *bt_lookup_format(GQuark qname)
+struct format *bt_lookup_format(bt_intern_str name)
{
if (!init_done)
return NULL;
return g_hash_table_lookup(format_registry,
- (gconstpointer) (unsigned long) qname);
+ (gconstpointer) (unsigned long) name);
}
static void show_format(gpointer key, gpointer value, gpointer user_data)
{
- FILE *fp = user_data;
+ struct walk_data *data = user_data;
- fprintf(fp, "format: %s\n",
+ fprintf(data->fp, "%s%s", data->iter ? ", " : "",
g_quark_to_string((GQuark) (unsigned long) key));
+ data->iter++;
}
void bt_fprintf_format_list(FILE *fp)
{
- fprintf(fp, "Formats available:\n");
+ 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, fp);
- fprintf(fp, "End of formats available.\n");
+ g_hash_table_foreach(format_registry, show_format, &data);
+ if (data.iter == 0)
+ fprintf(fp, "<none>");
+ fprintf(fp, ".\n");
}
int bt_register_format(struct format *format)
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;