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-rw-r--r--man/form_hook.3x28
1 files changed, 17 insertions, 11 deletions
diff --git a/man/form_hook.3x b/man/form_hook.3x
index 2943b8804993..803fadd83e57 100644
--- a/man/form_hook.3x
+++ b/man/form_hook.3x
@@ -1,6 +1,6 @@
'\" t
.\"***************************************************************************
-.\" Copyright (c) 1998-2007,2010 Free Software Foundation, Inc. *
+.\" Copyright (c) 1998-2018,2019 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" copy of this software and associated documentation files (the *
@@ -27,7 +27,7 @@
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: form_hook.3x,v 1.11 2010/12/04 18:40:45 tom Exp $
+.\" $Id: form_hook.3x,v 1.13 2019/01/20 20:31:42 tom Exp $
.TH form_hook 3X ""
.SH NAME
\fBform_hook\fR \- set hooks for automatic invocation by applications
@@ -55,40 +55,46 @@ These functions make it possible to set hook functions to be called at various
points in the automatic processing of input event codes by \fBform_driver\fR.
.PP
The function \fBset_field_init\fR sets a hook to be called at form-post time
-and each time the selected field changes (after the change). \fBfield_init\fR
+and each time the selected field changes (after the change).
+\fBfield_init\fR
returns the current field init hook, if any (\fBNULL\fR if there is no such
hook).
.PP
The function \fBset_field_term\fR sets a hook to be called at form-unpost time
-and each time the selected field changes (before the change). \fBfield_term\fR
+and each time the selected field changes (before the change).
+\fBfield_term\fR
returns the current field term hook, if any (\fBNULL\fR if there is no such
hook).
.PP
The function \fBset_form_init\fR sets a hook to be called at form-post time and
-just after a page change once it is posted. \fBform_init\fR returns the
+just after a page change once it is posted.
+\fBform_init\fR returns the
current form init hook, if any (\fBNULL\fR if there is no such hook).
.PP
The function \fBset_form_term\fR sets a hook to be called at form-unpost time
-and just before a page change once it is posted. \fBform_init\fR
+and just before a page change once it is posted.
+\fBform_init\fR
returns the current form term hook, if any (\fBNULL\fR if there is no such
hook).
.SH RETURN VALUE
-Routines that return pointers return \fBNULL\fR on error. Other routines
+Routines that return pointers return \fBNULL\fR on error.
+Other routines
return one of the following:
.TP 5
.B E_OK
The routine succeeded.
.TP 5
.B E_SYSTEM_ERROR
-System error occurred (see \fBerrno\fR).
+System error occurred (see \fBerrno\fR(3)).
.SH SEE ALSO
\fBcurses\fR(3X), \fBform\fR(3X).
.SH NOTES
The header file \fB<form.h>\fR automatically includes the header file
\fB<curses.h>\fR.
.SH PORTABILITY
-These routines emulate the System V forms library. They were not supported on
+These routines emulate the System V forms library.
+They were not supported on
Version 7 or BSD versions.
.SH AUTHORS
-Juergen Pfeifer. Manual pages and adaptation for new curses by Eric
-S. Raymond.
+Juergen Pfeifer.
+Manual pages and adaptation for new curses by Eric S. Raymond.