[SP] write(2) return 0의 의미

 

write(2)에 대한 함수 정의 보는 법

> man 2 write

synopsis : ssize_t write(int fildes, const void* buffer, size_t count)

 

 

On success, the number of bytes written are returned (zero indicates nothing was written). 

 

* reference

stackoverflow.com/questions/5656628/what-should-i-do-when-writefd-buf-count-returns-0

 

What should I do when write(fd, buf, count) returns 0?

 

 

stackoverflow.com/questions/2176443/is-a-return-value-of-0-from-write2-in-c-an-error

Is a return value of 0 from write(2) in C an error?