X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fnoerr%2Fnoerr.h;h=bafb59bd021d5ff76d3f6c215afb837d8a2783a5;hb=b5291173f229a3251349dde97a082c76e8496617;hp=191b3d3cfc49eb76405b9b79f4680c0e622b43fd;hpb=b2def1c863e7e936eca2ee5d0fb1ccd7c83e4be7;p=ccan

diff --git a/ccan/noerr/noerr.h b/ccan/noerr/noerr.h
index 191b3d3c..bafb59bd 100644
--- a/ccan/noerr/noerr.h
+++ b/ccan/noerr/noerr.h
@@ -1,3 +1,4 @@
+/* CC0 (Public domain) - see LICENSE file for details */
 #ifndef NOERR_H
 #define NOERR_H
 #include <stdio.h>
@@ -29,4 +30,12 @@ int fclose_noerr(FILE *fp);
  */
 int unlink_noerr(const char *pathname);
 
+/**
+ * free_noerr - free memory without stomping errno.
+ * @p: the pointer to free.
+ *
+ * errno is saved and restored across the call to free: the standard leaves
+ * that undefined.
+ */
+void free_noerr(void *p);
 #endif /* NOERR_H */