# HG changeset patch
# User Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
# Date 2010-02-17 12:24:07
# Node ID b69cba4364ed6b73fe4d96b34732476748e2efd3
# Parent  45521249c7e5df5d6c6195b060714d029c1aab06

added missing misc files

diff --git a/src/common/misc.c b/src/common/misc.c
new file mode 100644
--- /dev/null
+++ b/src/common/misc.c
@@ -0,0 +1,49 @@
+/*
+  Copyright 2010 Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
+
+  This file is a part of DistRen.
+
+  DistRen is free software: you can redistribute it and/or modify
+  it under the terms of the GNU Affero General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  DistRen 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 Affero General Public License for more details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with DistRen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "common/misc.h"
+
+#include <errno.h>
+#include <unistd.h>
+
+char *distren_getcwd()
+{
+  char *mycwd;
+  size_t counter;
+  
+  /**
+     This is completely wrong, feel free to rewrite with
+     pathconf() in mind.
+   */
+  for(counter = 128; ; counter +=32)
+    {
+      mycwd = malloc(counter);
+
+      errno = 0;
+      if(getcwd(mycwd, counter))
+	return mycwd;
+
+      /** ERANGE means that counter is too small */
+      if(errno != ERANGE)
+	return (char *)NULL;
+
+      free(mycwd);
+    }
+  return (char *)NULL;
+}
diff --git a/src/common/misc.h b/src/common/misc.h
new file mode 100644
--- /dev/null
+++ b/src/common/misc.h
@@ -0,0 +1,32 @@
+/*
+  Copyright 2010 Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
+
+  This file is a part of DistRen.
+
+  DistRen is free software: you can redistribute it and/or modify
+  it under the terms of the GNU Affero General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  DistRen 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 Affero General Public License for more details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with DistRen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _DISTREN_COMMON_MISC_H
+#define _DISTREN_COMMON_MISC_H
+
+/**
+   Grabs the current working directory, allocates memory
+   to store it, and returns it.
+   
+   @return A pointer allocated with malloc() which must be
+   free()ed with free().
+ */
+char *distren_getcwd();
+
+#endif