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diff --git a/man-pages-posix-2013/man1p/break.1p b/man-pages-posix-2013/man1p/break.1p new file mode 100644 index 0000000..77cf59a --- /dev/null +++ b/man-pages-posix-2013/man1p/break.1p @@ -0,0 +1,134 @@ +'\" et +.TH BREAK "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 +break +\(em exit from for, while, or until loop +.SH SYNOPSIS +.LP +.nf +break \fB[\fIn\fB]\fR +.fi +.SH DESCRIPTION +The +.IR break +utility shall exit from the smallest enclosing +.BR for , +.BR while , +or +.BR until +loop, if any; or from the +.IR n th +enclosing loop if +.IR n +is specified. The value of +.IR n +is an unsigned decimal integer greater than or equal to 1. The default +shall be equivalent to +.IR n =1. +If +.IR n +is greater than the number of enclosing loops, the outermost enclosing +loop shall be exited. Execution shall continue with the command +immediately following the loop. +.SH OPTIONS +None. +.SH OPERANDS +See the DESCRIPTION. +.SH STDIN +Not used. +.SH "INPUT FILES" +None. +.SH "ENVIRONMENT VARIABLES" +None. +.SH "ASYNCHRONOUS EVENTS" +Default. +.SH STDOUT +Not used. +.SH STDERR +The standard error shall be used only for diagnostic messages. +.SH "OUTPUT FILES" +None. +.SH "EXTENDED DESCRIPTION" +None. +.SH "EXIT STATUS" +.IP "\00" 6 +Successful completion. +.IP >0 6 +The +.IR n +value was not an unsigned decimal integer greater than or equal to 1. +.SH "CONSEQUENCES OF ERRORS" +Default. +.LP +.IR "The following sections are informative." +.SH "APPLICATION USAGE" +None. +.SH EXAMPLES +.LP +.nf +for i in * +do + if test \(mid "$i" + then break + fi +done +.fi +.SH "RATIONALE" +In early proposals, consideration was given to expanding the syntax of +.IR break +and +.IR continue +to refer to a label associated with the appropriate loop as a +preferable alternative to the +.IR n +method. However, this volume of POSIX.1\(hy2008 does reserve the name space of command names +ending with a +<colon>. +It is anticipated that a future implementation could take advantage of +this and provide something like: +.sp +.RS 4 +.nf +\fB +outofloop: for i in a b c d e +do + for j in 0 1 2 3 4 5 6 7 8 9 + do + if test \(mir "${i}${j}" + then break outofloop + fi + done +done +.fi \fR +.P +.RE +.P +and that this might be standardized after implementation experience is +achieved. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "Section 2.14" ", " "Special Built-In Utilities" +.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 . |