new(3)
NAME
new - 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.