1 /* Test of strsignal() function.
2 Copyright (C) 2008 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* Written by Colin Watson <cjwatson@debian.org>, 2008. */
27 #define ASSERT(expr) \
32 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
39 #if HAVE_DECL_SYS_SIGLIST
40 # define ASSERT_DESCRIPTION(got, expect)
42 /* In this case, we can guarantee some signal descriptions. */
43 # define ASSERT_DESCRIPTION(got, expect) ASSERT (!strcmp (got, expect))
47 main (int argc, char **argv)
49 /* Work around bug in cygwin 1.5.25 <string.h> by declaring str as
50 const char *, even though strsignal is supposed to return char *.
51 At any rate, this doesn't hurt, since POSIX 200x states that "The
52 string pointed to shall not be modified by the application." */
55 /* We try a couple of signals, since not all signals are supported
56 everywhere. Notwithstanding the #ifdef for neatness, SIGINT should in
57 fact be available on all platforms. */
60 str = strsignal (SIGHUP);
63 ASSERT_DESCRIPTION (str, "Hangup");
67 str = strsignal (SIGINT);
70 ASSERT_DESCRIPTION (str, "Interrupt");
73 /* Test that for out-of-range signal numbers the result is usable. */
77 ASSERT (str != (char *) -1);
78 ASSERT (strlen (str));
80 str = strsignal (9249234);
82 ASSERT (str != (char *) -1);
83 ASSERT (strlen (str));