X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fopt%2Fopt.h;h=5757778577e2079b31641f176dd6976fe11c4d3d;hp=a1adc41d2bfa6953067d41f3e5343f2a03398241;hb=6a6f64f541e5d09162e0ba8814e04feb13ff5e8f;hpb=b30c544bd1486e7b60b99259e3d0dcbc1ec9efd0

diff --git a/ccan/opt/opt.h b/ccan/opt/opt.h
index a1adc41d..57577785 100644
--- a/ccan/opt/opt.h
+++ b/ccan/opt/opt.h
@@ -1,5 +1,6 @@
 #ifndef CCAN_OPT_H
 #define CCAN_OPT_H
+#include <ccan/compiler/compiler.h>
 #include <ccan/typesafe_cb/typesafe_cb.h>
 #include <stdbool.h>
 
@@ -182,6 +183,14 @@ void opt_register_table(const struct opt_table *table, const char *desc);
  */
 bool opt_parse(int *argc, char *argv[], void (*errlog)(const char *fmt, ...));
 
+/**
+ * opt_free_table - free the table.
+ *
+ * This frees the internal memory. Call this as the last
+ * opt function.
+ */
+void opt_free_table(void);
+
 /**
  * opt_log_stderr - print message to stderr.
  * @fmt: printf-style format.
@@ -325,6 +334,6 @@ void _opt_register(const char *names, enum opt_type type,
 		   void *arg, const char *desc);
 
 /* We use this to get typechecking for OPT_SUBTABLE */
-static inline int _check_is_entry(struct opt_table *e) { return 0; }
+static inline int _check_is_entry(struct opt_table *e UNUSED) { return 0; }
 
 #endif /* CCAN_OPT_H */