Import ubus tools.

3P/ubus/examples/count.c

@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2011 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1
+ * as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include "count.h"
+
+char *count_to_number(uint32_t num)
+{
+	uint32_t ptr = 0, size = 0;
+	uint32_t written = 0, i;
+	int new_line_every_n_numbers = 30;
+	char *s;
+
+	for (i=0; i < num; ++i) {
+		size += snprintf(NULL, 0, "%u ", i);
+		if (i > 0 && i % new_line_every_n_numbers == 0)
+			size++;
+	}
+	size++; /* one for null char */
+
+	s = calloc(size, sizeof(char));
+	if (!s)
+		goto out;
+
+	for (i=0; i < num; ++i) {
+		written = sprintf(&s[ptr], "%u ", i);
+		ptr  += written;
+		if (i > 0 && i % new_line_every_n_numbers == 0) {
+			sprintf(&s[ptr], "\n");
+			ptr++;
+		}
+	}
+
+out:
+	return s;
+}