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runtime/cgo: add cgo support for solaris/amd64
Change-Id: Ic9744c7716cdd53f27c6e5874230963e5fff0333 Reviewed-on: https://go-review.googlesource.com/8260 Reviewed-by: Minux Ma <minux@golang.org>
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@ -24,5 +24,7 @@ package cgo
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#cgo CFLAGS: -Wall -Werror
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#cgo solaris CPPFLAGS: -D_POSIX_PTHREAD_SEMANTICS
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*/
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import "C"
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@ -2,7 +2,7 @@
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build darwin dragonfly freebsd linux netbsd
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// +build darwin dragonfly freebsd linux netbsd solaris
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// +build !ppc64,!ppc64le
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#include <pthread.h>
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@ -2,7 +2,7 @@
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build darwin dragonfly freebsd linux netbsd openbsd
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// +build darwin dragonfly freebsd linux netbsd openbsd solaris
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#include "libcgo.h"
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75
src/runtime/cgo/gcc_solaris_amd64.c
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75
src/runtime/cgo/gcc_solaris_amd64.c
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@ -0,0 +1,75 @@
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#include <pthread.h>
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#include <string.h>
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#include <signal.h>
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#include <ucontext.h>
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#include "libcgo.h"
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static void* threadentry(void*);
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static void (*setg_gcc)(void*);
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void
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x_cgo_init(G *g, void (*setg)(void*))
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{
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ucontext_t ctx;
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setg_gcc = setg;
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if (getcontext(&ctx) != 0)
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perror("runtime/cgo: getcontext failed");
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g->stacklo = (uintptr_t)ctx.uc_stack.ss_sp;
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}
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void
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_cgo_sys_thread_start(ThreadStart *ts)
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{
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pthread_attr_t attr;
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sigset_t ign, oset;
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pthread_t p;
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void *base;
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size_t size;
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int err;
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sigfillset(&ign);
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pthread_sigmask(SIG_SETMASK, &ign, &oset);
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pthread_attr_init(&attr);
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if (pthread_attr_getstack(&attr, &base, &size) != 0)
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perror("runtime/cgo: pthread_attr_getstack failed");
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if (size == 0) {
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ts->g->stackhi = 2 << 20;
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if (pthread_attr_setstack(&attr, NULL, ts->g->stackhi) != 0)
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perror("runtime/cgo: pthread_attr_setstack failed");
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} else {
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ts->g->stackhi = size;
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}
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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err = pthread_create(&p, &attr, threadentry, ts);
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pthread_sigmask(SIG_SETMASK, &oset, nil);
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if (err != 0) {
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fprintf(stderr, "runtime/cgo: pthread_create failed: %s\n", strerror(err));
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abort();
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}
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}
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static void*
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threadentry(void *v)
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{
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ThreadStart ts;
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ts = *(ThreadStart*)v;
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free(v);
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/*
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* Set specific keys.
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*/
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setg_gcc((void*)ts.g);
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crosscall_amd64(ts.fn);
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return nil;
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}
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@ -2,7 +2,7 @@
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build darwin dragonfly freebsd linux netbsd openbsd
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// +build darwin dragonfly freebsd linux netbsd openbsd solaris
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package cgo
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