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Slightly expand and clarify the differences between getegid(), getgid(), 

getpgrp(), and setpgid().
This closes SF bug #547939.
This commit is contained in:
Fred Drake 2002-04-26 20:59:40 +00:00
parent a7bb2b9b30
commit d3e6678713
1 changed files with 9 additions and 6 deletions
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15
Doc/lib/libos.tex
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@ -114,7 +114,9 @@ Availability: \UNIX.
\end{funcdesc} \end{funcdesc}
\begin{funcdesc}{getegid}{} \begin{funcdesc}{getegid}{}
Return the current process' effective group id. Return the effective group id of the current process. This
corresponds to the `set id' bit on the file being executed in the
current process.
Availability: \UNIX. Availability: \UNIX.
\end{funcdesc} \end{funcdesc}
@ -126,7 +128,7 @@ Availability: \UNIX.
\begin{funcdesc}{getgid}{} \begin{funcdesc}{getgid}{}
\index{process!group} \index{process!group}
Return the current process' group id. Return the real group id of the current process.
Availability: \UNIX. Availability: \UNIX.
\end{funcdesc} \end{funcdesc}
@ -144,7 +146,7 @@ Availability: \UNIX.
\begin{funcdesc}{getpgrp}{} \begin{funcdesc}{getpgrp}{}
\index{process!group} \index{process!group}
Return the current process group id. Return the id of the current process group.
Availability: \UNIX. Availability: \UNIX.
\end{funcdesc} \end{funcdesc}
@ -219,9 +221,10 @@ Calls the system call \cfunction{setpgrp()} or \cfunction{setpgrp(0,
Availability: \UNIX. Availability: \UNIX.
\end{funcdesc} \end{funcdesc}
\begin{funcdesc}{setpgid}{pid, pgrp} \begin{funcdesc}{setpgid}{pid, pgrp} Calls the system call
Calls the system call \cfunction{setpgid()}. See the \UNIX{} manual \cfunction{setpgid()} to set the process group id of the process with
for the semantics. id \var{pid} to the process group with id \var{pgrp}. See the \UNIX{}
manual for the semantics.
Availability: \UNIX. Availability: \UNIX.
\end{funcdesc} \end{funcdesc}