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64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
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/* Tests for spawn pidfd extension.
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Copyright (C) 2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <spawn.h>
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#include <support/check.h>
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#define PID_T_TYPE int
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/* Call posix_spawn with POSIX_SPAWN_PIDFD set. */
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static inline int
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pidfd_spawn_check (int *pidfd, const char *path,
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const posix_spawn_file_actions_t *fa,
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const posix_spawnattr_t *attr, char *const argv[],
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char *const envp[])
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{
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int r = pidfd_spawn (pidfd, path, fa, attr, argv, envp);
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if (r == ENOSYS)
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FAIL_UNSUPPORTED ("kernel does not support CLONE_PIDFD clone flag");
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return r;
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}
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#define POSIX_SPAWN(__pidfd, __path, __actions, __attr, __argv, __envp) \
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pidfd_spawn_check (__pidfd, __path, __actions, __attr, __argv, __envp)
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static inline int
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pidfd_spawnp_check (int *pidfd, const char *file,
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const posix_spawn_file_actions_t *fa,
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const posix_spawnattr_t *attr,
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char *const argv[], char *const envp[])
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{
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int r = pidfd_spawnp (pidfd, file, fa, attr, argv, envp);
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if (r == ENOSYS)
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FAIL_UNSUPPORTED ("kernel does not support CLONE_PIDFD clone flag");
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return r;
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}
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#define POSIX_SPAWNP(__child, __path, __actions, __attr, __argv, __envp) \
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pidfd_spawnp_check (__child, __path, __actions, __attr, __argv, __envp)
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#define WAITID(__idtype, __id, __info, __opts) \
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({ \
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__typeof (__idtype) __new_idtype = __idtype == P_PID \
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? P_PIDFD : __idtype; \
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waitid (__new_idtype, __id, __info, __opts); \
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})
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#define TST_SPAWN_PIDFD 1
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