zhoujunr1的博客

1 Introduction2 stat fstat fstatat lstat Functions c语言中关键字restrict的用法 3 File TypesSet-User-ID and Set-Group-IDFile access permission6 Ownership of New Files and Directories7 access an

# 4.9 `chmod, fchmod fchmodat` Functions#include <sys/stat.h>int chmod(const char *pathname, mode_t mode);int fchmod(int fd, mode_t mode);int fchmodat(int fd, const char *pathname, mode_t mode, int