/*
- * Copyright (C) 2005-2014 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005 Andre Noll <maan@tuebingen.mpg.de>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
#include "error.h"
#include "string.h"
+/** Iterate over the array of supported filters. */
+#define FOR_EACH_SUPPORTED_FILTER(j) for (j = 0; j < NUM_SUPPORTED_FILTERS; j++)
+
/** The array of supported filters. */
-struct filter filters[NUM_SUPPORTED_FILTERS] = {FILTER_ARRAY};
+static struct filter filters[NUM_SUPPORTED_FILTERS] = {FILTER_ARRAY};
+
+const struct filter *filter_get(int filter_num)
+{
+ assert(filter_num >= 0);
+ assert(filter_num < NUM_SUPPORTED_FILTERS);
+ return filters + filter_num;
+}
/**
* Call the init function of each supported filter.
int i;
FOR_EACH_SUPPORTED_FILTER(i)
- filters[i].init(filters + i);
+ filter_get(i)->init((struct filter *)filter_get(i));
}
/*
*/
static int parse_filter_args(int filter_num, char *options, void **conf)
{
- struct filter *f = &filters[filter_num];
+ const struct filter *f = filter_get(filter_num);
int ret, argc;
char **argv;
*conf = NULL;
// PARA_DEBUG_LOG("arg: %s\n", fa);
FOR_EACH_SUPPORTED_FILTER(j) {
- const char *name = filters[j].name;
+ const char *name = filter_get(j)->name;
size_t len = strlen(name);
char c;
if (strlen(fa) < len)
c = fa[len];
if (c && c != ' ')
continue;
- if (c && !filters[j].parse_config)
+ if (c && !filter_get(j)->parse_config)
return -E_BAD_FILTER_OPTIONS;
return parse_filter_args(j, c? fa + len + 1 :
fa + strlen(fa), conf);
printf_or_die("\n ");
num = 0;
}
- num += printf_or_die("%s%s", i? " " : "", filters[i].name);
+ num += printf_or_die("%s%s", i? " " : "", filter_get(i)->name);
}
printf_or_die("\n");
FOR_EACH_SUPPORTED_FILTER(i) {
- struct filter *f = filters + i;
+ struct filter *f = (struct filter *)filter_get(i);
if (!f->help.short_help)
continue;