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45 lines
1.5 KiB
45 lines
1.5 KiB
// 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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// +build gccgo |
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// +build !aix |
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#include <errno.h> |
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#include <stdint.h> |
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#include <unistd.h> |
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#define _STRINGIFY2_(x) #x |
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#define _STRINGIFY_(x) _STRINGIFY2_(x) |
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#define GOSYM_PREFIX _STRINGIFY_(__USER_LABEL_PREFIX__) |
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// Call syscall from C code because the gccgo support for calling from |
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// Go to C does not support varargs functions. |
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struct ret { |
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uintptr_t r; |
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uintptr_t err; |
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}; |
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struct ret gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9) |
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__asm__(GOSYM_PREFIX GOPKGPATH ".realSyscall"); |
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struct ret |
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gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9) |
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{ |
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struct ret r; |
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errno = 0; |
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r.r = syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9); |
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r.err = errno; |
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return r; |
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} |
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uintptr_t gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9) |
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__asm__(GOSYM_PREFIX GOPKGPATH ".realSyscallNoError"); |
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uintptr_t |
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gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9) |
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{ |
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return syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9); |
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}
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