mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-11-24 05:14:11 +08:00
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/** \file input_common.h
|
|
|
|
Header file for the low level input library
|
|
|
|
*/
|
|
#ifndef INPUT_COMMON_H
|
|
#define INPUT_COMMON_H
|
|
|
|
#include <wchar.h>
|
|
|
|
/**
|
|
Use unencoded private-use keycodes for internal characters
|
|
*/
|
|
#define INPUT_COMMON_RESERVED 0xe000
|
|
|
|
enum
|
|
{
|
|
/**
|
|
R_NULL is sometimes returned by the input when a character was
|
|
requested but none could be delivered, or when an exception
|
|
happened.
|
|
*/
|
|
R_NULL = INPUT_COMMON_RESERVED
|
|
}
|
|
;
|
|
|
|
/**
|
|
Init the library
|
|
*/
|
|
void input_common_init( int (*ih)() );
|
|
|
|
/**
|
|
Free memory used by the library
|
|
*/
|
|
void input_common_destroy();
|
|
|
|
/**
|
|
Function used by input_readch to read bytes from stdin until enough
|
|
bytes have been read to convert them to a wchar_t. Conversion is
|
|
done using mbrtowc. If a character has previously been read and
|
|
then 'unread' using \c input_common_unreadch, that character is
|
|
returned. If timed is true, readch2 will wait at most
|
|
WAIT_ON_ESCAPE milliseconds for a character to be available for
|
|
reading before returning with the value WEOF.
|
|
*/
|
|
wchar_t input_common_readch( int timed );
|
|
|
|
/**
|
|
Push a character or a readline function onto the stack of unread
|
|
characters that input_readch will return before actually reading from fd
|
|
0.
|
|
*/
|
|
void input_common_unreadch( wint_t ch );
|
|
|
|
#endif
|