github.com/spotify/syslog-redirector-golang@v0.0.0-20140320174030-4859f03d829a/misc/cgo/testcdefs/main.c (about)

     1  // Copyright 2013 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  #include "runtime.h"
     6  #include "cdefstest.h"
     7  
     8  void runtime·printf(int8*, ...);
     9  
    10  // From cdefstest.go.
    11  typedef struct CdefsOrig CdefsOrig;
    12  struct CdefsOrig {
    13  	int8 array1[20];
    14  	int8 array2[20][20];
    15  	int8 *array3[20];
    16  	int8 *array4[20][20];
    17  	int8 **array5[20][20];
    18  };
    19  
    20  void
    21  main·test(int32 ret)
    22  {
    23  	CdefsOrig o;
    24  	CdefsTest t;
    25  	
    26  	ret = 0;
    27  	if(sizeof(t.array1) != sizeof(o.array1) || offsetof(CdefsTest, array1[0]) != offsetof(CdefsOrig, array1[0])) {
    28  		runtime·printf("array1: size, offset = %d, %d, want %d, %d\n", sizeof(t.array1), offsetof(CdefsTest, array1[0]), sizeof(o.array1), offsetof(CdefsOrig, array1[0]));
    29  		ret = 1;
    30  	}
    31  	if(sizeof(t.array2) != sizeof(o.array2) || offsetof(CdefsTest, array2[0][0]) != offsetof(CdefsOrig, array2[0][0])) {
    32  		runtime·printf("array2: size, offset = %d, %d, want %d, %d\n", sizeof(t.array2), offsetof(CdefsTest, array2[0][0]), sizeof(o.array2), offsetof(CdefsOrig, array2[0][0]));
    33  		ret = 1;
    34  	}
    35  	if(sizeof(t.array3) != sizeof(o.array3) || offsetof(CdefsTest, array3[0]) != offsetof(CdefsOrig, array3[0])) {
    36  		runtime·printf("array3: size, offset = %d, %d, want %d, %d\n", sizeof(t.array3), offsetof(CdefsTest, array3[0]), sizeof(o.array3), offsetof(CdefsOrig, array3[0]));
    37  		ret = 1;
    38  	}
    39  	if(sizeof(t.array4) != sizeof(o.array4) || offsetof(CdefsTest, array4[0][0]) != offsetof(CdefsOrig, array4[0][0])) {
    40  		runtime·printf("array4: size, offset = %d, %d, want %d, %d\n", sizeof(t.array4), offsetof(CdefsTest, array4[0][0]), sizeof(o.array4), offsetof(CdefsOrig, array4[0][0]));
    41  		ret = 1;
    42  	}
    43  	if(sizeof(t.array5) != sizeof(o.array5) || offsetof(CdefsTest, array5[0][0]) != offsetof(CdefsOrig, array5[0][0])) {
    44  		runtime·printf("array5: size, offset = %d, %d, want %d, %d\n", sizeof(t.array5), offsetof(CdefsTest, array5[0][0]), sizeof(o.array5), offsetof(CdefsOrig, array5[0][0]));
    45  		ret = 1;
    46  	}
    47  	FLUSH(&ret); // flush return value
    48  }