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cc [ flag... ] file... -lform -lcurses [ library... ] #include <form.h>
int set_field_userptr(FIELD *field, char *ptr);
char *field_userptr(FIELD *field);
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.
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.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
MT-Level | Unsafe |
curses(3CURSES), forms(3CURSES), attributes(5)
The header <form.h> automatically includes the headers <eti.h> and <curses.h>.