NAME
new_form, free_form - create and destroy forms
SYNOPSIS
#include
<form.h>
FORM *new_form(FIELD **fields);
int free_form(FORM *form);
DESCRIPTION
The function new_form creates a new form connected to a specified field pointer array (which must be NULL-terminated).
The function free_form disconnects form from its field array and frees the storage allocated for the form.
RETURN VALUE
The function new_form returns NULL on error. It sets errno according to the function’s success:
|
E_OK |
The routine succeeded. |
E_BAD_ARGUMENT
Routine detected an incorrect or out-of-range argument.
E_CONNECTED
The field is already connected to a form.
E_SYSTEM_ERROR
System error occurred, e.g., malloc failure.
The function free_form returns one of the following:
|
E_OK |
The routine succeeded. |
E_BAD_ARGUMENT
Routine detected an incorrect or out-of-range argument.
E_POSTED
The form has already been posted.
SEE ALSO
ncurses(3NCURSES), form(3FORM).
NOTES
The header file <form.h> automatically includes the header file <curses.h>.
PORTABILITY
These routines emulate the System V forms library. They were not supported on Version 7 or BSD versions.
AUTHORS
Juergen Pfeifer. Manual pages and adaptation for new curses by Eric S. Raymond.