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Diffstat (limited to 'nptl/tst-exec5.c')
| -rw-r--r-- | nptl/tst-exec5.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/nptl/tst-exec5.c b/nptl/tst-exec5.c deleted file mode 100644 index e93e58d8b0..0000000000 --- a/nptl/tst-exec5.c +++ /dev/null @@ -1,176 +0,0 @@ -/* Check if posix_spawn does not act as a cancellation entrypoint. - Copyright (C) 2016-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <paths.h> -#include <pthread.h> -#include <signal.h> -#include <spawn.h> -#include <stdbool.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/wait.h> - -static int do_test (void); -#define TEST_FUNCTION do_test () -#include <test-skeleton.c> - -static pthread_barrier_t b; - -static pid_t pid; -static int pipefd[2]; - -static void * -tf (void *arg) -{ - xpthread_barrier_wait (&b); - - posix_spawn_file_actions_t a; - if (posix_spawn_file_actions_init (&a) != 0) - { - puts ("error: spawn_file_actions_init failed"); - exit (1); - } - - if (posix_spawn_file_actions_adddup2 (&a, pipefd[1], STDOUT_FILENO) != 0) - { - puts ("error: spawn_file_actions_adddup2 failed"); - exit (1); - } - - if (posix_spawn_file_actions_addclose (&a, pipefd[0]) != 0) - { - puts ("error: spawn_file_actions_addclose"); - exit (1); - } - - char *argv[] = { (char *) _PATH_BSHELL, (char *) "-c", (char *) "echo $$", - NULL }; - if (posix_spawn (&pid, _PATH_BSHELL, &a, NULL, argv, NULL) != 0) - { - puts ("error: spawn failed"); - exit (1); - } - - return NULL; -} - - -static int -do_test (void) -{ - /* The test basically pipe a 'echo $$' created by a thread with a - cancellation pending. It then checks if the thread is not cancelled, - the process is created and if the output is the expected one. */ - - if (pipe (pipefd) != 0) - { - puts ("error: pipe failed"); - exit (1); - } - - /* Not interested in knowing when the pipe is closed. */ - if (sigignore (SIGPIPE) != 0) - { - puts ("error: sigignore failed"); - exit (1); - } - - /* To synchronize with the thread. */ - if (pthread_barrier_init (&b, NULL, 2) != 0) - { - puts ("error: pthread_barrier_init failed"); - exit (1); - } - - pthread_t th = xpthread_create (NULL, &tf, NULL); - - if (pthread_cancel (th) != 0) - { - puts ("error: pthread_cancel failed"); - return 1; - } - - xpthread_barrier_wait (&b); - - if (xpthread_join (th) == PTHREAD_CANCELED) - { - puts ("error: thread cancelled"); - exit (1); - } - - close (pipefd[1]); - - /* The global 'pid' should be set by thread posix_spawn calling. Check - below if it was executed correctly and with expected output. */ - - char buf[64]; - ssize_t n; - bool seen_pid = false; - while (TEMP_FAILURE_RETRY ((n = read (pipefd[0], buf, sizeof (buf)))) > 0) - { - /* We only expect to read the PID. */ - char *endp; - long int rpid = strtol (buf, &endp, 10); - - if (*endp != '\n') - { - printf ("error: didn't parse whole line: \"%s\"\n", buf); - exit (1); - } - if (endp == buf) - { - puts ("error: read empty line"); - exit (1); - } - - if (rpid != pid) - { - printf ("error: found \"%s\", expected PID %ld\n", buf, - (long int) pid); - exit (1); - } - - if (seen_pid) - { - puts ("error: found more than one PID line"); - exit (1); - } - - seen_pid = true; - } - - close (pipefd[0]); - - int status; - int err = waitpid (pid, &status, 0); - if (err != pid) - { - puts ("errnor: waitpid failed"); - exit (1); - } - - if (!seen_pid) - { - puts ("error: didn't get PID"); - exit (1); - } - - return 0; -} |