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