creat() system call (Cont’d)

creat() system call (Cont’d)

􀁺 The following is a sample of the manifest constants for the mode
argument as defined in /usr/include/sys/stat.h:
#define S_IRWXU 0000700 /* -rwx------ */
#define S_IREAD 0000400 /* read permission, owner */
#define S_IRUSR S_IREAD
#define S_IWRITE 0000200 /* write permission, owner */
#define S_IWUSR S_IWRITE
#define S_IEXEC 0000100 /* execute/search permission, owner */
#define S_IXUSR S_IEXEC
#define S_IRWXG 0000070 /* ----rwx--- */
#define S_IRGRP 0000040 /* read permission, group */
#define S_IWGRP 0000020 /* write " " */
#define S_IXGRP 0000010 /* execute/search " " */
#define S_IRWXO 0000007 /* -------rwx */
#define S_IROTH 0000004 /* read permission, other */
#define S_IWOTH 0000002 /* write " " */
#define S_IXOTH 0000001 /* execute/search " " */