improved output

[ppastats.git] / src / list.c

diff --git a/src/list.c b/src/list.c
new file mode 100644 (file)
index 0000000..ceb4efa
--- /dev/null
+++ b/src/list.c
@@ -0,0 +1,57 @@
+/*
+    Copyright (C) 2011 jeanfi@gmail.com
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    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.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301 USA
+*/
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "list.h"
+
+int list_length(void **list)
+{
+       int n;
+
+       n = 0;
+       while (list && *list) {
+               list++;
+               n++;
+       }
+
+       return n;
+}
+
+void **list_add(void **list, void *new_item)
+{
+       int n;
+       void **new_list;
+
+       n = list_length(list);
+
+       new_list = malloc(sizeof(void *)*(n+2));
+
+       if (n)
+               memcpy(new_list, list, sizeof(void *)*n);
+
+       new_list[n] = new_item;
+       new_list[n+1] = NULL;
+
+       free(list);
+
+       return new_list;
+}
+