#include <errno.h>
#include <stdio.h>
+struct walk_data {
+ FILE *fp;
+ int iter;
+};
+
static int init_done;
void __attribute__((constructor)) format_init(void);
void __attribute__((destructor)) format_finalize(void);
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)