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authorIan Lance Taylor <iant@golang.org>2018-06-26 17:23:07 -0700
committerIan Lance Taylor <iant@golang.org>2018-06-27 04:33:10 +0000
commitf03ee913e210e1b09bd33ed35c03ec8e4fc270be (patch)
tree83f61c018ad442ec912dbb67f5c04820f242acb7 /misc
parentfbfd38c575b594eb49ba9c8c38e295b99b299561 (diff)
downloadgo-git-f03ee913e210e1b09bd33ed35c03ec8e4fc270be.tar.gz
misc/cgo/test: add retry loop around pthread_create in TestSigprocmask
This is the same retry loop we use in _cgo_try_pthread_create in runtime/cgo. Fixes #25078 Change-Id: I7ef4d4fc7fb89cbfb674c4f93cbdd7a033dd8983 Reviewed-on: https://go-review.googlesource.com/121096 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Diffstat (limited to 'misc')
-rw-r--r--misc/cgo/test/sigprocmask.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/misc/cgo/test/sigprocmask.c b/misc/cgo/test/sigprocmask.c
index bd99647d2b..e77ba5b08e 100644
--- a/misc/cgo/test/sigprocmask.c
+++ b/misc/cgo/test/sigprocmask.c
@@ -4,10 +4,12 @@
// +build !windows
+#include <errno.h>
#include <signal.h>
#include <stdlib.h>
#include <pthread.h>
#include <stdio.h>
+#include <time.h>
#include <unistd.h>
extern void IntoGoAndBack();
@@ -28,11 +30,22 @@ static void* sigthreadfunc(void* unused) {
}
int RunSigThread() {
+ int tries;
pthread_t thread;
int r;
+ struct timespec ts;
- r = pthread_create(&thread, NULL, &sigthreadfunc, NULL);
- if (r != 0)
- return r;
- return pthread_join(thread, NULL);
+ for (tries = 0; tries < 20; tries++) {
+ r = pthread_create(&thread, NULL, &sigthreadfunc, NULL);
+ if (r == 0) {
+ return pthread_join(thread, NULL);
+ }
+ if (r != EAGAIN) {
+ return r;
+ }
+ ts.tv_sec = 0;
+ ts.tv_nsec = (tries + 1) * 1000 * 1000; // Milliseconds.
+ nanosleep(&ts, NULL);
+ }
+ return EAGAIN;
}