_nolock
functions
The _nolock
functions are versions of I/O functions that don't perform any locking. They're provided for users requiring maximum performance. For more information, see Multithreaded libraries performance.
Use _nolock functions only if your program is truly single-threaded or if it does its own locking.
No lock routines
_fseek_nolock
, _fseeki64_nolock
_ftell_nolock
, _ftelli64_nolock
_getchar_nolock
, _getwchar_nolock
_getche_nolock
, _getwche_nolock
_getdcwd_nolock
, _wgetdcwd_nolock
_putchar_nolock
, _putwchar_nolock
_ungetc_nolock
, _ungetwc_nolock
_ungetch_nolock
, _ungetwch_nolock
See also
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