1 /* Signal handler and mask set in thread which calls exec.
2 Copyright (C) 2003-2020 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
25 #include <support/xsignal.h>
30 /* Ignore SIGUSR1 and block SIGUSR2. */
31 xsignal (SIGUSR1
, SIG_IGN
);
35 sigaddset (&ss
, SIGUSR2
);
36 if (pthread_sigmask (SIG_BLOCK
, &ss
, NULL
) != 0)
38 puts ("1st run: sigmask failed");
42 char **oldargv
= (char **) arg
;
44 while (oldargv
[n
] != NULL
)
47 char **argv
= (char **) alloca ((n
+ 1) * sizeof (char *));
48 for (n
= 0; oldargv
[n
+ 1] != NULL
; ++n
)
49 argv
[n
] = oldargv
[n
+ 1];
50 argv
[n
++] = (char *) "--direct";
53 execv (argv
[0], argv
);
55 puts ("execv failed");
62 do_test (int argc
, char *argv
[])
66 /* This is the second call. Perform the test. */
69 if (sigaction (SIGUSR1
, NULL
, &sa
) != 0)
71 puts ("2nd run: sigaction failed");
74 if (sa
.sa_handler
!= SIG_IGN
)
76 puts ("SIGUSR1 not ignored");
81 if (pthread_sigmask (SIG_SETMASK
, NULL
, &ss
) != 0)
83 puts ("2nd run: sigmask failed");
86 if (! sigismember (&ss
, SIGUSR2
))
88 puts ("SIGUSR2 not blocked");
96 if (pthread_create (&th
, NULL
, tf
, argv
) != 0)
98 puts ("create failed");
102 /* This call should never return. */
103 pthread_join (th
, NULL
);
105 puts ("join returned");
110 #define TEST_FUNCTION do_test (argc, argv)
111 #include "../test-skeleton.c"