Mercurial > hg > octave-nkf

annotate doc/interpreter/errors.txi @ 5708:dec8dd15a574

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[project @ 2006-03-22 22:25:58 by jwe]
author jwe
date Wed, 22 Mar 2006 22:26:44 +0000
parents 5e2c68946f30
children 5a5a09d7deb8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
1 @c Copyright (C) 1996, 1997 John W. Eaton
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
2 @c This is part of the Octave manual.
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
3 @c For copying conditions, see the file gpl.texi.
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
4
4167
aae05d51353c [project @ 2002-11-12 02:52:50 by jwe]
jwe
parents: 3373
diff changeset
5 @node Error Handling
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
6 @chapter Error Handling
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
7
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
8 Octave includes several functions for printing error and warning
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
9 messages. When you write functions that need to take special action
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
10 when they encounter abnormal conditions, you should print the error
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
11 messages using the functions described in this chapter.
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
12
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
13 @DOCSTRING(error)
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
14
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
15 @DOCSTRING(beep_on_error)
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
16
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
17 @DOCSTRING(warning)
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
18
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
19 @DOCSTRING(usage)
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
20
4169
d5667eaf8859 [project @ 2002-11-12 03:13:42 by jwe]
jwe
parents: 4167
diff changeset
21 @DOCSTRING(lasterr)
d5667eaf8859 [project @ 2002-11-12 03:13:42 by jwe]
jwe
parents: 4167
diff changeset
22
d5667eaf8859 [project @ 2002-11-12 03:13:42 by jwe]
jwe
parents: 4167
diff changeset
23 @DOCSTRING(lastwarn)
d5667eaf8859 [project @ 2002-11-12 03:13:42 by jwe]
jwe
parents: 4167
diff changeset
24
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
25 The following pair of functions are of limited usefulness, and may be
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
26 removed from future versions of Octave.
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
27
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
28 @DOCSTRING(perror)
3294
bfe1573bd2ae [project @ 1999-10-19 10:06:07 by jwe]
jwe
parents:
diff changeset
29
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3294
diff changeset
30 @DOCSTRING(strerror)