清除c语言代码中注释的shell脚本(sed)

file.c:
#include<stdio.h>
/* This is a test program
 * Version 1.0
 * */
int main(){
        printf("This is a test");
        /* now exit */
}
Sample output:

#include<stdio.h>
 
int main(){
        printf("This is a test");
 
}

#!/bin/sed -f
# sed 清除c程序中的注释
#
# if no /* get next
//*/!b
# here we've got an /*, append lines until get the corresponding
# */
:x
/*//!{
N
bx
}
# delete /*...*/
s//*.**///