Add more sys/stat.h constants

Author: jackpot51

src/unix/redox/mod.rs

@@ -398,15 +398,30 @@ extern {
                            oldset: *mut ::sigset_t) -> ::c_int;
 }
 
-// stat.h
+// sys/stat.h
+pub const S_IFMT: ::c_int = 0o0_170_000;
 pub const S_IFDIR: ::c_int = 0o040_000;
 pub const S_IFCHR: ::c_int = 0o020_000;
 pub const S_IFBLK: ::c_int = 0o060_000;
 pub const S_IFREG: ::c_int = 0o100_000;
 pub const S_IFIFO: ::c_int = 0o010_000;
 pub const S_IFLNK: ::c_int = 0o120_000;
 pub const S_IFSOCK: ::c_int = 0o140_000;
-pub const S_IFMT: ::c_int = 0o0_170_000;
+pub const S_IRWXU: ::c_int = 0o0_700;
+pub const S_IRUSR: ::c_int = 0o0_400;
+pub const S_IWUSR: ::c_int = 0o0_200;
+pub const S_IXUSR: ::c_int = 0o0_100;
+pub const S_IRWXG: ::c_int = 0o0_070;
+pub const S_IRGRP: ::c_int = 0o0_040;
+pub const S_IWGRP: ::c_int = 0o0_020;
+pub const S_IXGRP: ::c_int = 0o0_010;
+pub const S_IRWXO: ::c_int = 0o0_007;
+pub const S_IROTH: ::c_int = 0o0_004;
+pub const S_IWOTH: ::c_int = 0o0_002;
+pub const S_IXOTH: ::c_int = 0o0_001;
+pub const S_ISUID: ::c_int = 0o4_000;
+pub const S_ISGID: ::c_int = 0o2_000;
+pub const S_ISVTX: ::c_int = 0o1_000;
 
 // stdlib.h
 pub const EXIT_SUCCESS: ::c_int = 0;