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| author | William Joye <wjoye@cfa.harvard.edu> | 2017-10-17 19:50:58 (GMT) |
|---|---|---|
| committer | William Joye <wjoye@cfa.harvard.edu> | 2017-10-17 19:50:58 (GMT) |
| commit | 9b7a6c3507ea3383c60aaecb29f873c9b590ccca (patch) | |
| tree | 82ce31ebd8f46803d969034f5aa3db8d7974493c /tcl8.6/doc/exit.n | |
| parent | 87fca7325b97005eb44dcf3e198277640af66115 (diff) | |
| download | blt-9b7a6c3507ea3383c60aaecb29f873c9b590ccca.zip blt-9b7a6c3507ea3383c60aaecb29f873c9b590ccca.tar.gz blt-9b7a6c3507ea3383c60aaecb29f873c9b590ccca.tar.bz2 | |
rm tcl/tk 8.6.7
Diffstat (limited to 'tcl8.6/doc/exit.n')
| -rw-r--r-- | tcl8.6/doc/exit.n | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/tcl8.6/doc/exit.n b/tcl8.6/doc/exit.n deleted file mode 100644 index 9b4ad20..0000000 --- a/tcl8.6/doc/exit.n +++ /dev/null @@ -1,51 +0,0 @@ -'\" -'\" Copyright (c) 1993 The Regents of the University of California. -'\" Copyright (c) 1994-1996 Sun Microsystems, Inc. -'\" -'\" See the file "license.terms" for information on usage and redistribution -'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. -'\" -.TH exit n "" Tcl "Tcl Built-In Commands" -.so man.macros -.BS -'\" Note: do not modify the .SH NAME line immediately below! -.SH NAME -exit \- End the application -.SH SYNOPSIS -\fBexit \fR?\fIreturnCode\fR? -.BE - -.SH DESCRIPTION -.PP -Terminate the process, returning \fIreturnCode\fR to the -system as the exit status. -If \fIreturnCode\fR is not specified then it defaults -to 0. -.SH EXAMPLE -.PP -Since non-zero exit codes are usually interpreted as error cases by -the calling process, the \fBexit\fR command is an important part of -signaling that something fatal has gone wrong. This code fragment is -useful in scripts to act as a general problem trap: -.PP -.CS -proc main {} { - # ... put the real main code in here ... -} - -if {[catch {main} msg options]} { - puts stderr "unexpected script error: $msg" - if {[info exists env(DEBUG)]} { - puts stderr "---- BEGIN TRACE ----" - puts stderr [dict get $options -errorinfo] - puts stderr "---- END TRACE ----" - } - - # Reserve code 1 for "expected" error exits... - \fBexit\fR 2 -} -.CE -.SH "SEE ALSO" -exec(n) -.SH KEYWORDS -abort, exit, process |