+/* Opens a directory, then tries to write to it, which must
+ fail. */
+
#include <syscall.h>
#include "tests/lib.h"
#include "tests/main.h"
test_main (void)
{
int fd;
+ int retval;
CHECK (mkdir ("xyzzy"), "mkdir \"xyzzy\"");
- msg ("open \"xyzzy\"");
- fd = open ("xyzzy");
- if (fd == -1)
- msg ("open returned -1 -- ok");
- else
- {
- int retval = write (fd, "foobar", 6);
- CHECK (retval == -1, "write \"xyzzy\" (must return -1, actually %d)",
- retval);
- }
+ CHECK ((fd = open ("xyzzy")) > 1, "open \"xyzzy\"");
+
+ msg ("write \"xyzzy\"");
+ retval = write (fd, "foobar", 6);
+ CHECK (retval == -1,
+ "write \"xyzzy\" (must return -1, actually %d)", retval);
}