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135 lines
2.9 KiB
135 lines
2.9 KiB
4 months ago
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/*
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* Copyright © 2019 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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#include <errno.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include "igt_core.h"
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#include "drmtest.h"
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#include "igt_tests_common.h"
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char test[] = "test";
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char *argv_run[] = { test };
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static void igt_fork_vs_skip(void)
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{
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igt_fork(i, 1) {
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igt_skip("skipping");
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}
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igt_waitchildren();
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}
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static void igt_fork_vs_assert(void)
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{
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igt_fork(i, 1) {
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igt_assert(0);
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}
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igt_waitchildren();
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}
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static void igt_fork_leak(void)
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{
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igt_fork(i, 1) {
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sleep(10);
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}
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}
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static void plain_fork_leak(void)
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{
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int pid;
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switch (pid = fork()) {
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case -1:
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internal_assert(0);
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case 0:
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sleep(1);
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default:
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exit(0);
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}
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}
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static void igt_fork_timeout_leak(void)
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{
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igt_fork(i, 1) {
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sleep(10);
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}
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igt_waitchildren_timeout(1, "library test");
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}
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static int do_fork(void (*test_to_run)(void))
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{
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int pid, status;
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int argc;
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switch (pid = fork()) {
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case -1:
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internal_assert(0);
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case 0:
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argc = ARRAY_SIZE(argv_run);
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igt_simple_init(argc, argv_run);
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test_to_run();
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igt_exit();
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default:
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while (waitpid(pid, &status, 0) == -1 &&
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errno == EINTR)
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;
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return status;
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}
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}
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int main(int argc, char **argv)
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{
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int ret;
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/* check that igt_assert is forwarded */
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ret = do_fork(igt_fork_vs_assert);
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internal_assert_wexited(ret, IGT_EXIT_FAILURE);
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/* check that igt_skip within a fork blows up */
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ret = do_fork(igt_fork_vs_skip);
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internal_assert_wexited(ret, SIGABRT + 128);
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/* check that failure to clean up fails */
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ret = do_fork(igt_fork_leak);
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internal_assert_wsignaled(ret, SIGABRT);
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/* check that igt_waitchildren_timeout cleans up*/
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ret = do_fork(igt_fork_timeout_leak);
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internal_assert_wexited(ret, SIGKILL + 128);
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/* check that any other process leaks are caught*/
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ret = do_fork(plain_fork_leak);
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internal_assert_wsignaled(ret, SIGABRT);
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}
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