failtest: add comment about limitations of untracked pointers.

[ccan] / ccan / failtest / failtest_proto.h

diff --git a/ccan/failtest/failtest_proto.h b/ccan/failtest/failtest_proto.h
index 18576df62dd7e72852de19da0887a265fab7c2fb..58cdf5bd1d543cfd210e0c2b948bdc279d4331e7 100644 (file)
--- a/ccan/failtest/failtest_proto.h
+++ b/ccan/failtest/failtest_proto.h
@@ -1,3 +1,4 @@
+/* Licensed under LGPL - see LICENSE file for details */
 #ifndef CCAN_FAILTEST_PROTO_H
 #define CCAN_FAILTEST_PROTO_H
 #include <stdlib.h>
@@ -20,6 +21,8 @@ ssize_t failtest_pread(int fd, void *buf, size_t count, off_t offset,
                       const char *file, unsigned line);
 ssize_t failtest_pwrite(int fd, const void *buf, size_t count, off_t offset,
                        const char *file, unsigned line);
+void *failtest_mmap(void *addr, size_t length, int prot, int flags,
+                   int fd, off_t offset, const char *file, unsigned line);
 int failtest_close(int fd, const char *file, unsigned line);
 int failtest_fcntl(int fd, const char *file, unsigned line, int cmd, ...);
 pid_t failtest_getpid(const char *file, unsigned line);