X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/05b75f8d50b83e943af3be4071449304d82dbdcd..c645bbf04f3a2d814d029a3e6010b5622d0e9224:/lib/vector.c

diff --git a/lib/vector.c b/lib/vector.c
index d9fd18b..0d1dd4e 100644
--- a/lib/vector.c
+++ b/lib/vector.c
@@ -1,23 +1,23 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004, 2007, 2008 Richard Kettlewell
+ * Copyright (C) 2004, 2007-2009, 2013 Richard Kettlewell
  *
- * This program is free software; you can redistribute it and/or modify
+ * 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
+ * the Free Software Foundation, either version 3 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.
- *
+ * 
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+/** @file lib/vector.c
+ * @brief Dynamic array utilities
  */
-
 #include "common.h"
 
 #include <stddef.h>
@@ -38,6 +38,20 @@ void dynstr_append_bytes(struct dynstr *v, const char *ptr, size_t n) {
   }
 }
 
+/** @brief Free a string list */
+void free_strings(int nvec, char **vec) {
+  int n;
+  for(n = 0; n < nvec; ++n)
+    xfree(vec[n]);
+  xfree(vec);
+}
+
+/** @brief Free and re-initialize a vector */
+void vector_clear(struct vector *v) {
+  free_strings(v->nvec, v->vec);
+  vector_init(v);
+}
+
 /*
 Local Variables:
 c-basic-offset:2