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Name

form_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

curses(3X) , form(3X) .

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.

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