Set a process as critical to a job.
#include <zircon/syscalls.h> zx_status_t zx_job_set_critical(zx_handle_t job, uint32_t options, zx_handle_t process);
Sets process as critical to job. When process terminates, job will be
terminated as if
zx_task_kill() was called on it. The return code used will
The job specified must be the parent of process, or an ancestor.
If options is ZX_JOB_CRITICAL_PROCESS_RETCODE_NONZERO, then job will only be terminated if process has a non-zero return code.
job must have ZX_RIGHT_DESTROY.
process must have ZX_RIGHT_WAIT.
zx_job_set_critical() returns ZX_OK on success. In the event of failure, a
negative error value is returned.
ZX_ERR_BAD_HANDLE job or process is not a valid handle.
ZX_ERR_WRONG_TYPE job or process is not a job handle.
ZX_ERR_INVALID_ARGS options is not 0 or ZX_JOB_CRITICAL_PROCESS_RETCODE_NONZERO, or job is not the parent of process, or an ancestor.
ZX_ERR_ALREADY_BOUND process has already been set as critical to a job.
ZX_ERR_ACCESS_DENIED job does not have ZX_RIGHT_DESTROY or process does not have ZX_RIGHT_WAIT.
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Last updated 2020-01-10.