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author | Cherry Mui <cherryyz@google.com> | 2023-04-03 15:17:40 -0400 |
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committer | Cherry Mui <cherryyz@google.com> | 2023-04-04 03:37:07 +0000 |
commit | ad87a124be4879f40a01f622dd03b40d3e6dd559 (patch) | |
tree | e9f4115bfdc11831c7aae4adf202e235280a4ea2 | |
parent | ca26c9835109f8f3e72bbc069a6361bdf24e271d (diff) | |
download | go-ad87a124be4879f40a01f622dd03b40d3e6dd559.tar.gz |
runtime/cgo: use pthread_attr_get_np on Illumos
While Solaris supports pthread_getattr_np, Illumos doesn't...
Instead, Illumos supports pthread_attr_get_np.
Updates #59294.
Change-Id: I2c66dad79b8bf3d510352875bf21d04415f23eeb
Reviewed-on: https://go-review.googlesource.com/c/go/+/481795
TryBot-Bypass: Cherry Mui <cherryyz@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
-rw-r--r-- | src/runtime/cgo/gcc_stack_unix.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/runtime/cgo/gcc_stack_unix.c b/src/runtime/cgo/gcc_stack_unix.c index 5ca6a94429..71ac36ff1e 100644 --- a/src/runtime/cgo/gcc_stack_unix.c +++ b/src/runtime/cgo/gcc_stack_unix.c @@ -18,9 +18,16 @@ x_cgo_getstackbound(G *g) void *addr; size_t size; -#if defined(__GLIBC__) || defined(__sun) +#if defined(__GLIBC__) || (defined(__sun) && !defined(__illumos__)) + // pthread_getattr_np is a GNU extension supported in glibc. + // Solaris is not glibc but does support pthread_getattr_np + // (and the fallback doesn't work...). Illumos does not. pthread_getattr_np(pthread_self(), &attr); // GNU extension pthread_attr_getstack(&attr, &addr, &size); // low address +#elif defined(__illumos__) + pthread_attr_init(&attr); + pthread_attr_get_np(pthread_self(), &attr); + pthread_attr_getstack(&attr, &addr, &size); // low address #else pthread_attr_init(&attr); pthread_attr_getstacksize(&attr, &size); |