Hi! On 02/25/2014 05:17 PM, [email protected] wrote: > Hi! >> Macro to use for making functions called only once in multi-threaded >> tests such as init or cleanup function. >> >> Signed-off-by: Alexey Kodanev <[email protected]> >> --- >> include/test.h | 15 +++++++++++++++ >> 1 files changed, 15 insertions(+), 0 deletions(-) >> >> diff --git a/include/test.h b/include/test.h >> index d46fdbf..78f13c2 100644 >> --- a/include/test.h >> +++ b/include/test.h >> @@ -111,6 +111,21 @@ pid_t tst_vfork(void); >> #endif >> >> /* >> + * Macro to use for making functions called only once in >> + * multi-threaded tests such as init or cleanup function. >> + * The first call to @name_fn function by any thread shall >> + * call the @exec_fn. Subsequent calls shall not call @exec_fn. >> + * *_fn functions must not take any arguments. >> + */ >> +#define DECLARE_ONCE_FN(name_fn, exec_fn) \ >> + void name_fn(void) \ >> + { \ >> + static pthread_once_t name_fn##_ex = PTHREAD_ONCE_INIT; \ >> + pthread_once(&name_fn##_ex, exec_fn); \ >> + } >> + >> + >> +/* >> * lib/forker.c >> */ >> extern int Forker_pids[]; > This is fine, although I would rather prefix the macro name with TST_ or > LTP_ and once the pthread_once_t variable is hidden from the global > namespace we don't have to prefix it with name_fn. Ah, that's right, thank you for noticing. > > If you are OK with these changes, I can commit modified version right > away ;). Sure!
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