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-rw-r--r--gnulib-tests/test-uname.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/gnulib-tests/test-uname.c b/gnulib-tests/test-uname.c
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+++ b/gnulib-tests/test-uname.c
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+/* 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;
+}