diff options
Diffstat (limited to 'gnulib-tests/test-uname.c')
-rw-r--r-- | gnulib-tests/test-uname.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/gnulib-tests/test-uname.c b/gnulib-tests/test-uname.c new file mode 100644 index 0000000..96fd675 --- /dev/null +++ b/gnulib-tests/test-uname.c @@ -0,0 +1,64 @@ +/* Test of system information. + Copyright (C) 2009-2020 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 <https://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2009. */ + +#include <config.h> + +#include <sys/utsname.h> + +#include "signature.h" +SIGNATURE_CHECK (uname, int, (struct utsname *)); + +#include <stdio.h> +#include <string.h> + +#include "macros.h" + + +/* This program can be called with no arguments, then it performs a unit + test. Or it can be called with 1 argument, then it prints the uname + contents to standard output. */ + +int +main (int argc, char *argv[]) +{ + struct utsname buf; + + memset (&buf, '?', sizeof (buf)); + + ASSERT (uname (&buf) >= 0); + + /* Verify that every field's value is NUL terminated. */ + ASSERT (strlen (buf.sysname) < sizeof (buf.sysname)); + ASSERT (strlen (buf.nodename) < sizeof (buf.nodename)); + ASSERT (strlen (buf.release) < sizeof (buf.release)); + ASSERT (strlen (buf.version) < sizeof (buf.version)); + ASSERT (strlen (buf.machine) < sizeof (buf.machine)); + + if (argc > 1) + { + /* Show the result. */ + + printf ("uname -n = nodename = %s\n", buf.nodename); + printf ("uname -s = sysname = %s\n", buf.sysname); + printf ("uname -r = release = %s\n", buf.release); + printf ("uname -v = version = %s\n", buf.version); + printf ("uname -m = machine or cpu = %s\n", buf.machine); + } + + return 0; +} |