fix std threads for linux
parent
b21bcbd775
commit
c76b0a845f
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@ -2499,13 +2499,13 @@ pub fn spawnThread(context: var, comptime startFn: var) SpawnThreadError!&Thread
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const MAP_GROWSDOWN = if (builtin.os == builtin.Os.linux) linux.MAP_GROWSDOWN else 0;
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const stack_len = default_stack_size;
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const stack_addr = posix.mmap(null, stack_len, posix.PROT_READ|posix.PROT_WRITE,
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const mmap_len = default_stack_size;
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const stack_addr = posix.mmap(null, mmap_len, posix.PROT_READ|posix.PROT_WRITE,
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posix.MAP_PRIVATE|posix.MAP_ANONYMOUS|MAP_GROWSDOWN, -1, 0);
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if (stack_addr == posix.MAP_FAILED) return error.OutOfMemory;
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errdefer assert(posix.munmap(stack_addr, stack_len) == 0);
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errdefer assert(posix.munmap(stack_addr, mmap_len) == 0);
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var stack_end: usize = stack_addr + stack_len;
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var stack_end: usize = stack_addr + mmap_len;
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var arg: usize = undefined;
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if (@sizeOf(Context) != 0) {
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stack_end -= @sizeOf(Context);
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@ -2521,6 +2521,8 @@ pub fn spawnThread(context: var, comptime startFn: var) SpawnThreadError!&Thread
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assert(stack_end >= stack_addr);
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const thread_ptr = @alignCast(@alignOf(Thread), @intToPtr(&Thread, stack_end));
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thread_ptr.data.stack_addr = stack_addr;
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thread_ptr.data.stack_len = mmap_len;
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if (builtin.os == builtin.Os.windows) {
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// use windows API directly
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@ -2533,10 +2535,7 @@ pub fn spawnThread(context: var, comptime startFn: var) SpawnThreadError!&Thread
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// align to page
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stack_end -= stack_end % os.page_size;
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assert(c.pthread_attr_setstack(&attr, @intToPtr(&c_void, stack_addr), stack_len) == 0);
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thread_ptr.data.stack_addr = stack_addr;
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thread_ptr.data.stack_len = stack_len;
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assert(c.pthread_attr_setstack(&attr, @intToPtr(&c_void, stack_addr), stack_end - stack_addr) == 0);
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const err = c.pthread_create(&thread_ptr.data.handle, &attr, MainFuncs.posixThreadMain, @intToPtr(&c_void, arg));
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switch (err) {
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@ -2552,7 +2551,7 @@ pub fn spawnThread(context: var, comptime startFn: var) SpawnThreadError!&Thread
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| posix.CLONE_THREAD | posix.CLONE_SYSVSEM // | posix.CLONE_SETTLS
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| posix.CLONE_PARENT_SETTID | posix.CLONE_CHILD_CLEARTID | posix.CLONE_DETACHED;
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const newtls: usize = 0;
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const rc = posix.clone(MainFuncs.linuxThreadMain, stack_end, flags, arg, &thread_ptr.pid, newtls, &thread_ptr.pid);
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const rc = posix.clone(MainFuncs.linuxThreadMain, stack_end, flags, arg, &thread_ptr.data.pid, newtls, &thread_ptr.data.pid);
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const err = posix.getErrno(rc);
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switch (err) {
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0 => return thread_ptr,
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