MBSINIT(3) Library Functions Manual MBSINIT(3)

mbsinit
determines whether the state object is in the initial state

Standard C Library (libc, -lc)

#include <wchar.h>

int
mbsinit(const mbstate_t *ps);

The mbsinit() determines whether the state object pointed to by ps is the initial conversion state, or not.

ps may be a null pointer. In this case, mbsinit() will always return non-zero.

mbsinit() returns:
0
The current state is not the initial state.
non-zero
The current state is the initial state or ps is a null pointer.

No errors are defined.

The mbsinit() conforms to ISO/IEC 9899/AMD1:1995 (“ISO C90, Amendment 1”).
February 3, 2002 NetBSD 9.0