View Compilation Error

0_0_33226082_14907.cpp:139:13: error: expected unqualified-id before 'double'
 int zhengfu(double x) //判断和0的关系
             ^
0_0_33226082_14907.cpp:24:22: note: in definition of macro 'zhengfu'
 #define zhengfu(x) ((x > eps) - (x < -eps))
                      ^
0_0_33226082_14907.cpp:139:13: error: expected ')' before 'double'
 int zhengfu(double x) //判断和0的关系
             ^
0_0_33226082_14907.cpp:24:22: note: in definition of macro 'zhengfu'
 #define zhengfu(x) ((x > eps) - (x < -eps))
                      ^
0_0_33226082_14907.cpp:139:13: error: expected ')' before 'double'
 int zhengfu(double x) //判断和0的关系
             ^
0_0_33226082_14907.cpp:24:22: note: in definition of macro 'zhengfu'
 #define zhengfu(x) ((x > eps) - (x < -eps))
                      ^