1 files changed, 34 insertions, 0 deletions
diff --git a/src/host/os_isdir.c b/src/host/os_isdir.c
new file mode 100644
index 0000000..fb5e8bb
--- /dev/null
+++ b/src/host/os_isdir.c
@@ -0,0 +1,34 @@
+/**
+ * \file   os_isdir.c
+ * \brief  Returns true if the specified directory exists.
+ * \author Copyright (c) 2002-2008 Jason Perkins and the Premake project
+ */
+
+#include <string.h>
+#include <sys/stat.h>
+#include "premake.h"
+
+
+int os_isdir(lua_State* L)
+{
+	struct stat buf;
+	const char* path = luaL_checkstring(L, 1);
+
+	/* empty path is equivalent to ".", must be true */
+	if (strlen(path) == 0)
+	{
+		lua_pushboolean(L, 1);
+	}
+	else if (stat(path, &buf) == 0)
+	{
+		lua_pushboolean(L, buf.st_mode & S_IFDIR);
+	}
+	else
+	{
+		lua_pushboolean(L, 0);
+	}
+
+	return 1;
+}
+
+