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[[!meta copyright="Copyright © 1994, 1995, 1996, 1997, 1998, 1999, 2002, 2009
Free Software Foundation, Inc."]]
[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
id="license" text="Permission is granted to copy, distribute and/or modify this
document under the terms of the GNU Free Documentation License, Version 1.2 or
any later version published by the Free Software Foundation; with no Invariant
Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license
is included in the section entitled [[GNU Free Documentation
License|/fdl]]."]]"""]]
[[!meta title="file_exec"]]
routine file_exec (
exec_file: file_t;
RPT
exec_task: task_t;
flags: int;
argv: data_t SCP;
envp: data_t SCP;
fdarray: portarray_t SCP;
portarray: portarray_t SCP;
intarray: intarray_t SCP;
deallocnames: mach_port_name_array_t SCP;
destroynames: mach_port_name_array_t SCP);
Overlay a task with a file. Necessary initialization, including authentication
changes associated with set[ug]id execution must be handled by the filesystem.
Filesystems normally implement this by using [[`exec_newtask`|exec_newtask]] or
[[`exec_loadtask`|exec_loadtask]] as appropriate.
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