diff options
Diffstat (limited to 'gnulib/tests/test-ioctl.c')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/tests/test-ioctl.c | 49 |
2 files changed, 49 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/tests/test-ioctl.c b/gnulib/tests/test-ioctl.c new file mode 100644 index 0000000..130ee42 --- /dev/null +++ b/gnulib/tests/test-ioctl.c @@ -0,0 +1,49 @@ +/* Test of ioctl() function. + Copyright (C) 2011 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <sys/ioctl.h> + +#include "signature.h" +SIGNATURE_CHECK (ioctl, int, (int, int, ...)); + +#include <errno.h> + +#include "macros.h" + +int +main (void) +{ +#ifdef FIONREAD + /* Test behaviour for invalid file descriptors. */ + { + int value; + errno = 0; + ASSERT (ioctl (-1, FIONREAD, &value) == -1); + ASSERT (errno == EBADF); + } + { + int value; + errno = 0; + ASSERT (ioctl (99, FIONREAD, &value) == -1); + ASSERT (errno == EBADF); + } +#endif + + return 0; +} |