1 files changed, 48 insertions, 0 deletions
diff --git a/util.c b/util.c
new file mode 100644
index 0000000..99b181b
--- /dev/null
+++ b/util.c
@@ -0,0 +1,48 @@
+/*  dctrl-tools - Debian control file inspection tools
+    Copyright (C) 2003 Antti-Juhani Kaijanaho
+
+    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <publib.h>
+#include <stdlib.h>
+#include <regex.h>
+#include "util.h"
+
+char * get_regerror (int errcode, regex_t *compiled)
+{
+  size_t length = regerror (errcode, compiled, NULL, 0);
+  char * buffer = malloc (length);
+
+  if (buffer == 0)
+    return 0;
+
+  (void) regerror (errcode, compiled, buffer, length);
+  return buffer;
+}
+
+char * fnqualify_xalloc(const char * fname)
+{
+	char * rv = 0;
+	size_t rv_len = 0;
+	int actual_len = 0;
+	
+	while (actual_len >= rv_len) {
+		rv = xrealloc(rv, rv_len += 64);
+		actual_len = fnqualify(rv, fname, rv_len);
+	}
+  
+	return rv;
+}