X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/71b90230c575ecd1d2f85f8fb22c7e875bca8d3a..477b12ff719d3749b8d8f85035bd6384fee9be0d:/lib/wstat.c

diff --git a/lib/wstat.c b/lib/wstat.c
index 0fd124c..0ac2c17 100644
--- a/lib/wstat.c
+++ b/lib/wstat.c
@@ -1,31 +1,26 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004 Richard Kettlewell
+ * Copyright (C) 2004, 2007-2009 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/wstat.c
  * @brief Convert wait status to text
  */
 
-#include <config.h>
+#include "common.h"
 
-#include <sys/wait.h>
-#include <stdio.h>
-#include <string.h>
 #include <signal.h>
 
 #include "mem.h"
@@ -37,7 +32,7 @@
  * @param w Exit status (e.g. from waitpid())
  * @return Allocated string containing description of status
  */
-const char *wstat(int w) {
+char *wstat(int w) {
   int n;
   char *r;
 
@@ -53,7 +48,7 @@ const char *wstat(int w) {
   else
     n = byte_xasprintf(&r, "terminated with unknown wait status %#x",
 		      (unsigned)w);
-  return n >= 0 ? r : "[could not convert wait status]";
+  return n >= 0 ? r : xstrdup("[could not convert wait status]");
 }
 
 /*