1 files changed, 22 insertions, 0 deletions

diff --git a/libbb/sysconf.c b/libbb/sysconf.c
new file mode 100644
index 000000000..031901980
--- /dev/null
+++ b/libbb/sysconf.c
@@ -0,0 +1,22 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Various system configuration helpers.
+ *
+ * Copyright (C) 2014 Bartosz Golaszewski <bartekgola@gmail.com>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+#include "libbb.h"
+
+#if !defined(ARG_MAX) && defined(_SC_ARG_MAX)
+unsigned FAST_FUNC bb_arg_max(void)
+{
+        return sysconf(_SC_ARG_MAX);
+}
+#endif
+
+/* Return the number of clock ticks per second. */
+unsigned FAST_FUNC bb_clk_tck(void)
+{
+        return sysconf(_SC_CLK_TCK);
+}