Threaded grep feature relies on this function, but its implementation was
missing from the Win32 Pthreads API.
Signed-off-by: Zoltán Füzesi <zfuzesi@xxxxxxxxx>
---
Johannes, how about this? I haven't tested it.
compat/win32/pthread.c | 12 ++++++++++++
compat/win32/pthread.h | 2 ++
2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/compat/win32/pthread.c b/compat/win32/pthread.c
index 631c0a4..498b552 100644
--- a/compat/win32/pthread.c
+++ b/compat/win32/pthread.c
@@ -108,3 +108,15 @@ int pthread_cond_signal(pthread_cond_t *cond)
else
return 0;
}
+
+int pthread_cond_broadcast(pthread_cond_t *cond)
+{
+ LONG prev_count;
+ while (cond->waiters) {
+ if (!ReleaseSemaphore(cond->sema, 1, &prev_count))
+ return err_win_to_posix(GetLastError());
+ if (prev_count == LONG_MAX - 1)
+ break;
+ }
+ return 0;
+}
diff --git a/compat/win32/pthread.h b/compat/win32/pthread.h
index b8e1bcb..11426f5 100644
--- a/compat/win32/pthread.h
+++ b/compat/win32/pthread.h
@@ -44,6 +44,8 @@ extern int pthread_cond_wait(pthread_cond_t *cond, CRITICAL_SECTION *mutex);
extern int pthread_cond_signal(pthread_cond_t *cond);
+extern int pthread_cond_broadcast(pthread_cond_t *cond);
+
/*
* Simple thread creation implementation using pthread API
*/
--
1.7.0.rc0.48.gdace5.dirty
--
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