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man pages section 3: Curses Library Functions

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Updated: Thursday, June 13, 2019
 
 

field_userptr(3CURSES)

Name

form_field_userptr, set_field_userptr, field_userptr - associate application data with forms

Synopsis

cc [ flag... ] file... –lform –lcurses [ library... ]
#include <form.h>

int set_field_userptr(FIELD *field, char *ptr);
char *field_userptr(FIELD *field);

Description

Every field has an associated user pointer that can be used to store pertinent data. set_field_userptr() sets the user pointer of field. field_userptr() returns the user pointer of field.

Return Values

field_userptr() returns NULL on error. set_field_userptr() returns one of the following:

E_OK

The function returned successfully.

E_SYSTEM_ERROR

System error.

Attributes

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE
ATTRIBUTE VALUE
MT-Level
Unsafe

See Also

curses(3CURSES), forms(3CURSES), attributes(7)

Notes

The header <form.h> automatically includes the headers <eti.h> and <curses.h>.