github.com/alwaysproblem/mlserving-tutorial@v0.0.0-20221124033215-121cfddbfbf4/TFserving/ClientAPI/go/pkg/mod/golang.org/x/sys@v0.0.0-20190215142949-d0b11bdaac8a/unix/gccgo_c.c (about)

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build gccgo
     6  // +build !aix
     7  
     8  #include <errno.h>
     9  #include <stdint.h>
    10  #include <unistd.h>
    11  
    12  #define _STRINGIFY2_(x) #x
    13  #define _STRINGIFY_(x) _STRINGIFY2_(x)
    14  #define GOSYM_PREFIX _STRINGIFY_(__USER_LABEL_PREFIX__)
    15  
    16  // Call syscall from C code because the gccgo support for calling from
    17  // Go to C does not support varargs functions.
    18  
    19  struct ret {
    20    uintptr_t r;
    21    uintptr_t err;
    22  };
    23  
    24  struct ret gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2,
    25                              uintptr_t a3, uintptr_t a4, uintptr_t a5,
    26                              uintptr_t a6, uintptr_t a7, uintptr_t a8,
    27                              uintptr_t a9) {
    28    struct ret r;
    29  
    30    errno = 0;
    31    r.r = syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9);
    32    r.err = errno;
    33    return r;
    34  }
    35  
    36  uintptr_t gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2,
    37                                    uintptr_t a3, uintptr_t a4, uintptr_t a5,
    38                                    uintptr_t a6, uintptr_t a7, uintptr_t a8,
    39                                    uintptr_t a9) {
    40    return syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9);
    41  }