Description. Given a pathname for a file, open() returns a file descriptor, a small, nonnegative integer for use in subsequent system calls (read(2), write(2), ...
DESCRIPTION top. The open() system call opens the file specified by pathname. If the specified file does not exist, it may optionally (if O_CREAT is specified ...
2010年10月28日 — man2: System calls This section describes all of the system calls (requests for the kernel to perform operations). man3: Library functions and ...