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diff --git a/man-pages-posix-2013/man1p/true.1p b/man-pages-posix-2013/man1p/true.1p new file mode 100644 index 0000000..99c5fdd --- /dev/null +++ b/man-pages-posix-2013/man1p/true.1p @@ -0,0 +1,97 @@ +'\" et +.TH TRUE "1P" 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 +true +\(em return true value +.SH SYNOPSIS +.LP +.nf +true +.fi +.SH DESCRIPTION +The +.IR true +utility shall return with exit code zero. +.SH OPTIONS +None. +.SH OPERANDS +None. +.SH STDIN +Not used. +.SH "INPUT FILES" +None. +.SH "ENVIRONMENT VARIABLES" +None. +.SH "ASYNCHRONOUS EVENTS" +Default. +.SH STDOUT +Not used. +.SH STDERR +Not used. +.SH "OUTPUT FILES" +None. +.SH "EXTENDED DESCRIPTION" +None. +.SH "EXIT STATUS" +Zero. +.SH "CONSEQUENCES OF ERRORS" +None. +.LP +.IR "The following sections are informative." +.SH "APPLICATION USAGE" +This utility is typically used in shell scripts, as shown in the +EXAMPLES section. The special built-in utility +.BR : +is sometimes more efficient than +.IR true . +.SH EXAMPLES +This command is executed forever: +.sp +.RS 4 +.nf +\fB +while true +do + command +done +.fi \fR +.P +.RE +.SH RATIONALE +The +.IR true +utility has been retained in this volume of POSIX.1\(hy2008, even though the shell special +built-in +.BR : +provides similar functionality, because +.IR true +is widely used in historical scripts and is less cryptic to novice +script readers. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "Section 2.9" ", " "Shell Commands", +.IR "\fIfalse\fR\^" +.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 . |