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diff --git a/man-pages-posix-2013/man3p/getpgid.3p b/man-pages-posix-2013/man3p/getpgid.3p new file mode 100644 index 0000000..43e6db2 --- /dev/null +++ b/man-pages-posix-2013/man3p/getpgid.3p @@ -0,0 +1,98 @@ +'\" et +.TH GETPGID "3P" 2013 "IEEE/The Open Group" "POSIX Programmer's Manual" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. + +.SH NAME +getpgid +\(em get the process group ID for a process +.SH SYNOPSIS +.LP +.nf +#include <unistd.h> +.P +pid_t getpgid(pid_t \fIpid\fP); +.fi +.SH DESCRIPTION +The +\fIgetpgid\fR() +function shall return the process group ID of the process whose process +ID is equal to +.IR pid . +If +.IR pid +is equal to 0, +\fIgetpgid\fR() +shall return the process group ID of the calling process. +.SH "RETURN VALUE" +Upon successful completion, +\fIgetpgid\fR() +shall return a process group ID. Otherwise, it shall return +(\fBpid_t\fP)\(mi1 and set +.IR errno +to indicate the error. +.SH ERRORS +The +\fIgetpgid\fR() +function shall fail if: +.TP +.BR EPERM +The process whose process ID is equal to +.IR pid +is not in the same session as the calling process, and the +implementation does not allow access to the process group ID of that +process from the calling process. +.TP +.BR ESRCH +There is no process with a process ID equal to +.IR pid . +.P +The +\fIgetpgid\fR() +function may fail if: +.TP +.BR EINVAL +The value of the +.IR pid +argument is invalid. +.LP +.IR "The following sections are informative." +.SH EXAMPLES +None. +.SH "APPLICATION USAGE" +None. +.SH RATIONALE +None. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "\fIexec\fR\^", +.IR "\fIfork\fR\^(\|)", +.IR "\fIgetpgrp\fR\^(\|)", +.IR "\fIgetpid\fR\^(\|)", +.IR "\fIgetsid\fR\^(\|)", +.IR "\fIsetpgid\fR\^(\|)", +.IR "\fIsetsid\fR\^(\|)" +.P +The Base Definitions volume of POSIX.1\(hy2008, +.IR "\fB<unistd.h>\fP" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, Copyright (C) 2013 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +(This is POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.unix.org/online.html . + +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |