| /linux/tools/lib/subcmd/ |
| H A D | run-command.c | 27 dup2(fd, to); in dup_devnull()
88 dup2(fdin[0], 0); in start_command()
91 dup2(cmd->in, 0); in start_command()
98 dup2(fderr[1], 2); in start_command()
105 dup2(2, 1); in start_command()
107 dup2(fdout[1], 1); in start_command()
110 dup2(cmd->out, 1); in start_command()
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| H A D | pager.c | 105 dup2(pager_process.in, 1); in setup_pager()
107 dup2(pager_process.in, 2); in setup_pager()
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| /linux/arch/um/drivers/ |
| H A D | harddog_user.c | 22 dup2(data->stdin_fd, 0); in pre_exec()
23 dup2(data->stdout_fd, 1); in pre_exec()
24 dup2(data->stdout_fd, 2); in pre_exec()
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| H A D | port_user.c | 159 dup2(data->sock_fd, 0); in port_pre_exec()
160 dup2(data->sock_fd, 1); in port_pre_exec()
161 dup2(data->sock_fd, 2); in port_pre_exec()
163 dup2(data->pipe_fd, 3); in port_pre_exec()
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| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | test_bprm_opts.c | 41 dup2(null_fd, STDOUT_FILENO); in run_set_secureexec()
42 dup2(null_fd, STDERR_FILENO); in run_set_secureexec()
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| H A D | test_local_storage.c | 34 dup2(null_fd, STDOUT_FILENO); in run_self_unlink()
35 dup2(null_fd, STDERR_FILENO); in run_self_unlink()
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| /linux/tools/testing/selftests/core/ |
| H A D | close_range_test.c | 394 fd2 = dup2(fd1, 1000); in TEST()
425 fd3 = dup2(fd1, 42); in TEST()
464 fd3 = dup2(fd1, 42); in TEST()
521 fd2 = dup2(fd1, 1000); in TEST()
548 fd3 = dup2(fd1, 42); in TEST()
584 fd3 = dup2(fd1, 42); in TEST()
607 EXPECT_GE(dup2(0, i), 0); in TEST()
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| H A D | unshare_test.c | 60 EXPECT_GE(dup2(2, nr_open + 64), 0) { in TEST()
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| /linux/tools/testing/selftests/wireguard/qemu/ |
| H A D | init.c | 224 dup2(fd, 0); in ensure_console()
225 dup2(fd, 1); in ensure_console()
226 dup2(fd, 2); in ensure_console()
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| /linux/tools/testing/selftests/filesystems/ |
| H A D | anon_inode_test.c | 58 ASSERT_GE(dup2(fd_context, 500), 0); in TEST()
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| H A D | devpts_pts.c | 20 ret = dup2(duplicate, original); in terminal_dup2()
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| /linux/tools/perf/bench/ |
| H A D | inject-buildid.c | 303 dup2(data->input_pipe[0], STDIN_FILENO); in setup_injection()
305 dup2(data->output_pipe[1], STDOUT_FILENO); in setup_injection()
312 dup2(dev_null_fd, STDERR_FILENO); in setup_injection()
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| /linux/tools/testing/selftests/openat2/ |
| H A D | helpers.h | 76 #define E_dup2(...) E_func(dup2, __VA_ARGS__)
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| /linux/tools/testing/selftests/arm64/pauth/ |
| H A D | pac.c | 131 dup2(new_stdin[0], STDIN_FILENO); in exec_sign_all()
133 perror("dup2 returned error"); in exec_sign_all()
137 dup2(new_stdout[1], STDOUT_FILENO); in exec_sign_all()
139 perror("dup2 returned error"); in exec_sign_all()
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| /linux/scripts/ |
| H A D | diffconfig | 139 os.dup2(devnull, sys.stdout.fileno())
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| H A D | checkkconfigsymbols.py | 477 os.dup2(devnull, sys.stdout.fileno())
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| /linux/tools/testing/selftests/arm64/gcs/ |
| H A D | gcs-stress.c | 79 ret = dup2(pipefd[1], 1); in start_thread()
81 fprintf(stderr, "dup2() %d\n", errno); in start_thread()
89 ret = dup2(startup_pipe[0], 3); in start_thread()
91 fprintf(stderr, "dup2() %d\n", errno); in start_thread()
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| /linux/tools/testing/selftests/proc/ |
| H A D | fd-001-lookup.c | 158 if (dup2(fd, target_fd) == target_fd) in main()
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| /linux/tools/perf/ |
| H A D | builtin-daemon.c | 361 dup2(fd, 0); in daemon_session__run()
370 dup2(fd, 1); in daemon_session__run()
371 dup2(fd, 2); in daemon_session__run()
1218 dup2(fd, 1); in go_background()
1219 dup2(fd, 2); in go_background()
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| /linux/tools/testing/selftests/powerpc/dexcr/ |
| H A D | hashchk_test.c | 136 if (dup2(pipefd[1], STDOUT_FILENO) == -1) in hashchk_exec_random_key_test()
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| /linux/tools/testing/selftests/perf_events/ |
| H A D | remove_on_exec.c | 141 ASSERT_NE(dup2(pipefd[1], STDOUT_FILENO), -1); in TEST_F()
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| /linux/tools/testing/selftests/arm64/fp/ |
| H A D | fp-stress.c | 83 ret = dup2(pipefd[1], 1); in child_start()
85 printf("dup2() %d\n", errno); in child_start()
93 ret = dup2(startup_pipe[0], 3); in child_start()
95 printf("dup2() %d\n", errno); in child_start()
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| /linux/tools/testing/selftests/nolibc/ |
| H A D | nolibc-test.c | 1341 CASE_TEST(dup2_0); tmp = dup2(0, 100); EXPECT_SYSNE(1, tmp, -1); close(tmp); break; in run_syscall()
1342 CASE_TEST(dup2_m1); tmp = dup2(-1, 100); EXPECT_SYSER(1, tmp, -1, EBADF); if (tmp != -1) close(tmp); break; in run_syscall()
1825 dup2(fd, 0); in prepare()
1827 dup2(fd, 1); in prepare()
1829 dup2(fd, 2); in prepare()
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| /linux/fs/hostfs/ |
| H A D | hostfs_user.c | 182 return dup2(oldfd, fd); in replace_file()
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| /linux/tools/testing/selftests/resctrl/ |
| H A D | resctrlfs.c | 913 dup2(pipefds[1], STDOUT_FILENO); in filter_dmesg()
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