Mercurial > hg > octave-nkf > gnulib-hg
changeset 13024:6270472b0df6
Tests for module 'ttyname_r'.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 21 Mar 2010 14:40:05 +0100 |
parents | 953c5d14818b |
children | 89efc5fdcef3 |
files | ChangeLog modules/ttyname_r-tests tests/test-ttyname_r.c |
diffstat | 3 files changed, 67 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2010-03-21 Bruno Haible <bruno@clisp.org> + Tests for module 'ttyname_r'. + * modules/ttyname_r-tests: New file. + * tests/test-ttyname_r.c: New file. + New module 'ttyname_r'. * lib/ttyname_r.c: New file. * m4/ttyname_r.m4: New file.
new file mode 100644 --- /dev/null +++ b/modules/ttyname_r-tests @@ -0,0 +1,12 @@ +Files: +tests/test-ttyname_r.c +tests/signature.h +tests/macros.h + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-ttyname_r +check_PROGRAMS += test-ttyname_r
new file mode 100644 --- /dev/null +++ b/tests/test-ttyname_r.c @@ -0,0 +1,51 @@ +/* Test of ttyname_r(3). + Copyright (C) 2010 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> + +#include <unistd.h> + +#include "signature.h" +SIGNATURE_CHECK (ttyname_r, int, (int, char *, size_t)); + +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <string.h> + +#include "macros.h" + +int +main (void) +{ + int fd; + char buf[100]; + + /* Open the controlling tty of the current process. */ + fd = open ("/dev/tty", O_RDONLY); + if (fd < 0) + { + fprintf (stderr, "Skipping test: cannot open controlling tty\n"); + return 77; + } + + ASSERT (ttyname_r (fd, buf, 1) == ERANGE); + + ASSERT (ttyname_r (fd, buf, sizeof (buf)) == 0); + ASSERT (memcmp (buf, "/dev/", 5) == 0); + + return 0; +}