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diff --git a/man3p/getpgrp.3p b/man3p/getpgrp.3p new file mode 100644 index 000000000..19d47085d --- /dev/null +++ b/man3p/getpgrp.3p @@ -0,0 +1,59 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "GETPGRP" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" getpgrp +.SH NAME +getpgrp \- get the process group ID of the calling process +.SH SYNOPSIS +.LP +\fB#include <unistd.h> +.br +.sp +pid_t getpgrp(void); +.br +\fP +.SH DESCRIPTION +.LP +The \fIgetpgrp\fP() function shall return the process group ID of +the calling process. +.SH RETURN VALUE +.LP +The \fIgetpgrp\fP() function shall always be successful and no return +value is reserved to indicate an error. +.SH ERRORS +.LP +No errors are defined. +.LP +\fIThe following sections are informative.\fP +.SH EXAMPLES +.LP +None. +.SH APPLICATION USAGE +.LP +None. +.SH RATIONALE +.LP +4.3 BSD provides a \fIgetpgrp\fP() function that returns the process +group ID for a specified process. Although this function +supports job control, all known job control shells always specify +the calling process with this function. Thus, the simpler System +V \fIgetpgrp\fP() suffices, and the added complexity of the 4.3 BSD +\fIgetpgrp\fP() is provided by the XSI extension \fIgetpgid\fP(). +.SH FUTURE DIRECTIONS +.LP +None. +.SH SEE ALSO +.LP +\fIexec\fP() , \fIfork\fP() , \fIgetpgid\fP() , \fIgetpid\fP() , \fIgetppid\fP() +, \fIkill\fP() , \fIsetpgid\fP() , \fIsetsid\fP() , the +Base Definitions volume of IEEE\ Std\ 1003.1-2001, \fI<sys/types.h>\fP, +\fI<unistd.h>\fP +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. 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.opengroup.org/unix/online.html . |