6410_io_drv.c: error: invalid operands to binary << (have 'char *' and 'int') 错误处理
2013-05-17 16:39
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6410_io_drv.c: line: error: invalid operands to binary << (have 'char *' and 'int')
的错误处理：
#define GPH_MAGIC 'b'//这里原来为“b”
#define GPH_IO(num) _IO(GPH_MAGIC,num)
#define GPH6_ON GPH_IO(1)
#define GPH6_OFF GPH_IO(2)
#define GPH7_ON GPH_IO(3)
#define GPH7_OFF GPH_IO(4)
魔数要用单引号。
好低级的错误
的错误处理：
#define GPH_MAGIC 'b'//这里原来为“b”
#define GPH_IO(num) _IO(GPH_MAGIC,num)
#define GPH6_ON GPH_IO(1)
#define GPH6_OFF GPH_IO(2)
#define GPH7_ON GPH_IO(3)
#define GPH7_OFF GPH_IO(4)
魔数要用单引号。
好低级的错误
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