From d4522b8e9854178473adcea0fbb84f23f6e744bd Mon Sep 17 00:00:00 2001 From: Felipe Boeira Date: Tue, 8 Jan 2019 18:39:03 +0100 Subject: Initial commit --- src/tests/userprog/close-twice.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 src/tests/userprog/close-twice.c (limited to 'src/tests/userprog/close-twice.c') diff --git a/src/tests/userprog/close-twice.c b/src/tests/userprog/close-twice.c new file mode 100644 index 0000000..830bccf --- /dev/null +++ b/src/tests/userprog/close-twice.c @@ -0,0 +1,18 @@ +/* Opens a file and then tries to close it twice. The second + close must either fail silently or terminate with exit code + -1. */ + +#include +#include "tests/lib.h" +#include "tests/main.h" + +void +test_main (void) +{ + int handle; + CHECK ((handle = open ("sample.txt")) > 1, "open \"sample.txt\""); + msg ("close \"sample.txt\""); + close (handle); + msg ("close \"sample.txt\" again"); + close (handle); +} -- cgit v1.2.1