pkgsrc/lang/go14/patches/patch-src_runtime_cgo_gcc__solaris__amd64.c
bsiegert 4f034c2357 Create lang/go14 as a copy of lang/go but which installs under
$PREFIX/go14.

Go 1.5 is going to be released soon, and it will depend on an existing
installation of Go 1.4 to compile. So let's provide one.
2015-07-31 14:46:25 +00:00

77 lines
1.7 KiB
C

$NetBSD: patch-src_runtime_cgo_gcc__solaris__amd64.c,v 1.1 2015/07/31 14:46:25 bsiegert Exp $
Support cgo on illumos.
--- /dev/null
+++ src/runtime/cgo/gcc_solaris_amd64.c
@@ -0,0 +1,70 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include <pthread.h>
+#include <string.h>
+#include <signal.h>
+#include "libcgo.h"
+
+static void* threadentry(void*);
+static void (*setg_gcc)(void*);
+
+void
+x_cgo_init(G *g, void (*setg)(void*))
+{
+ pthread_attr_t attr;
+ size_t size;
+
+ setg_gcc = setg;
+ pthread_attr_init(&attr);
+ if (pthread_attr_getstack(&attr, (void **)&g->stacklo, &size) != 0)
+ perror("runtime/cgo: pthread_attr_getstack failed");
+ g->stackhi = (uintptr_t)g->stacklo + 8192;
+ pthread_attr_destroy(&attr);
+}
+
+void
+_cgo_sys_thread_start(ThreadStart *ts)
+{
+ pthread_attr_t attr;
+ sigset_t ign, oset;
+ pthread_t p;
+ size_t size;
+ int err;
+
+ sigfillset(&ign);
+ pthread_sigmask(SIG_SETMASK, &ign, &oset);
+
+ pthread_attr_init(&attr);
+
+ if (pthread_attr_getstack(&attr, (void **)&ts->g->stacklo, &size) != 0)
+ perror("runtime/cgo: pthread_attr_getstack failed");
+ ts->g->stackhi = (uintptr_t)ts->g->stacklo + 8192;
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ err = pthread_create(&p, &attr, threadentry, ts);
+
+ pthread_sigmask(SIG_SETMASK, &oset, nil);
+
+ if (err != 0) {
+ fprintf(stderr, "runtime/cgo: pthread_create failed: %s\n", strerror(err));
+ abort();
+ }
+}
+
+static void*
+threadentry(void *v)
+{
+ ThreadStart ts;
+
+ ts = *(ThreadStart*)v;
+ free(v);
+
+ /*
+ * Set specific keys.
+ */
+ setg_gcc((void*)ts.g);
+
+ crosscall_amd64(ts.fn);
+ return nil;
+}